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<html lang="en"><head><META http-equiv="Content-Type" content="text/html; charset=UTF-8"><link href="./images/docs-stylesheet.css" rel="stylesheet" type="text/css"><title>Apache Tomcat 11 (11.0.1) - Changelog</title></head><body><div id="wrapper"><header><div id="header"><div><div><div class="logo noPrint"><a href="https://tomcat.apache.org/"><img alt="Tomcat Home" src="./images/tomcat.png"></a></div><div style="height: 1px;"></div><div class="asfLogo noPrint"><a href="https://www.apache.org/" target="_blank"><img src="./images/asf-logo.svg" alt="The Apache Software Foundation" style="width: 266px; height: 83px;"></a></div><h1>Apache Tomcat 11</h1><div class="versionInfo">
Version 11.0.1,
<time datetime="2024-11-06">Nov 6 2024</time></div><div style="height: 1px;"></div><div style="clear: left;"></div></div></div></div></header><div id="middle"><div><div id="mainLeft" class="noprint"><div><nav><div><h2>Links</h2><ul><li><a href="index.html">Docs Home</a></li><li><a href="https://cwiki.apache.org/confluence/display/TOMCAT/FAQ">FAQ</a></li></ul></div><div><h2>User Guide</h2><ul><li><a href="introduction.html">1) Introduction</a></li><li><a href="setup.html">2) Setup</a></li><li><a href="appdev/index.html">3) First webapp</a></li><li><a href="deployer-howto.html">4) Deployer</a></li><li><a href="manager-howto.html">5) Manager</a></li><li><a href="host-manager-howto.html">6) Host Manager</a></li><li><a href="realm-howto.html">7) Realms and AAA</a></li><li><a href="jndi-resources-howto.html">8) JNDI Resources</a></li><li><a href="jndi-datasource-examples-howto.html">9) JDBC DataSources</a></li><li><a href="class-loader-howto.html">10) Classloading</a></li><li><a href="jasper-howto.html">11) JSPs</a></li><li><a href="ssl-howto.html">12) SSL/TLS</a></li><li><a href="ssi-howto.html">13) SSI</a></li><li><a href="cgi-howto.html">14) CGI</a></li><li><a href="proxy-howto.html">15) Proxy Support</a></li><li><a href="mbeans-descriptors-howto.html">16) MBeans Descriptors</a></li><li><a href="default-servlet.html">17) Default Servlet</a></li><li><a href="cluster-howto.html">18) Clustering</a></li><li><a href="balancer-howto.html">19) Load Balancer</a></li><li><a href="connectors.html">20) Connectors</a></li><li><a href="monitoring.html">21) Monitoring and Management</a></li><li><a href="logging.html">22) Logging</a></li><li><a href="apr.html">23) APR/Native</a></li><li><a href="virtual-hosting-howto.html">24) Virtual Hosting</a></li><li><a href="aio.html">25) Advanced IO</a></li><li><a href="maven-jars.html">26) Mavenized</a></li><li><a href="security-howto.html">27) Security Considerations</a></li><li><a href="windows-service-howto.html">28) Windows Service</a></li><li><a href="windows-auth-howto.html">29) Windows Authentication</a></li><li><a href="jdbc-pool.html">30) Tomcat's JDBC Pool</a></li><li><a href="web-socket-howto.html">31) WebSocket</a></li><li><a href="rewrite.html">32) Rewrite</a></li><li><a href="cdi.html">33) CDI 2 and JAX-RS</a></li><li><a href="graal.html">34) AOT/GraalVM Support</a></li></ul></div><div><h2>Reference</h2><ul><li><a href="RELEASE-NOTES.txt">Release Notes</a></li><li><a href="config/index.html">Configuration</a></li><li><a href="api/index.html">Tomcat Javadocs</a></li><li><a href="servletapi/index.html">Servlet 6.1 Javadocs</a></li><li><a href="jspapi/index.html">JSP 4.0 Javadocs</a></li><li><a href="elapi/index.html">EL 6.0 Javadocs</a></li><li><a href="websocketapi/index.html">WebSocket 2.2 Javadocs</a></li><li><a href="jaspicapi/index.html">Authentication 3.1 Javadocs</a></li><li><a href="annotationapi/index.html">Annotations 3.0 Javadocs</a></li><li><a href="https://tomcat.apache.org/connectors-doc/">JK 1.2 Documentation</a></li></ul></div><div><h2>Apache Tomcat Development</h2><ul><li><a href="building.html">Building</a></li><li><a href="changelog.html">Changelog</a></li><li><a href="https://cwiki.apache.org/confluence/display/TOMCAT/Tomcat+Versions">Status</a></li><li><a href="developers.html">Developers</a></li><li><a href="architecture/index.html">Architecture</a></li><li><a href="tribes/introduction.html">Tribes</a></li></ul></div></nav></div></div><div id="mainRight"><div id="content"><h2>Changelog</h2><h3 id="Tomcat_11.0.1_(markt)"><span style="float: right;"></span> Tomcat 11.0.1 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.1_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for the new Servlet API method
<code>HttpServletResponse.sendEarlyHints()</code>. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
<fix>55470</fix>: Add debug logging that reports the class path when a
<code>ClassNotFoundException</code> occurs in the digester or the web
application class loader. Based on a patch by Ralf Hauser. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69374">69374</a>: Properly separate between table header and body
in <code>DefaultServlet</code>'s listing. (michaelo)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69373">69373</a>: Make <code>DefaultServlet</code>'s HTML listing
file last modified rendering better (flexible). (michaelo)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Improve HTML output of <code>DefaultServlet</code>. (michaelo)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refactor <code>RateLimitFilter</code> to use <code>FilterBase</code> as
the base class. The primary advantage for doing this is less code to
process <code>init-param</code> values. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69370">69370</a>: <code>DefaultServlet</code>'s HTML listing
uses incorrect labels. (michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Avoid NPE in <code>CrawlerSessionManagerValve</code> for partially
mapped requests. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add missing WebDAV <code>Lock-Token</code> header in the response when
locking a folder. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Invalid WebDAV lock requests should be rejected with 400. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix regression in WebDAV when attempting to unlock a collection. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Verify that destination is not locked for a WebDAV copy operation.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Send 415 response to WebDAV MKCOL operations that include a request
body since this is optional and unsupported. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Enforce <code>DAV:</code> namespace on WebDAV XML elements. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Do not allow a new WebDAV lock on a child resource if a parent
collection is locked (RFC 4918 section 6.1). (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
WebDAV Delete should remove any existing lock on successfully deleted
resources. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Remove WebDAV lock null support in accordance with RFC 4918 section 7.3
and annex D. Instead a lock on a non existing resource will create an
empty file locked with a regular lock. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Rewrite implementation of WebDAV shared locks to comply with RFC 4918.
(remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Implement WebDAV <code>If</code> header using code from the Apache
Jackrabbit project. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add <code>PropertyStore</code> interface in the WebDAV Servlet,
to allow implementation of dead properties storage. The store used
can be configured using the 'propertyStore' init parameter of the
WebDAV servlet. A simple non persistent implementation is used if no
custom store is configured. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Implement WebDAV <code>PROPPATCH</code> method using the newly added
<code>PropertyStore</code>. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Cache not found results when searching for web application class loader
resources. This addresses performance problems casued by components such
as <code>java.sql.DriverManager</code> which, in some circumstances,
will search for the same class repeatedly. In a large web application
this can cause performance problems. The size of the cache can be
controlled via the new <code>notFoundClassResourceCacheSize</code> on
the StandardContext. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Stop after <code>INITIALIZED</code> state should be a noop since it is
possible for subcomponents to be in <code>FAILED</code> after init.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix incorrect web resource cache size calculations when there are
concurrent <code>PUT</code> and <code>DELETE</code> requests for the
same resource. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add debug logging for the web resource cache so the current size can be
tracked as resources are added and removed. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Replace legacy WebDAV <code>opaquelocktoken:</code> scheme for lock
tokens with <code>urn:uuid:</code> as recommended by RFC 4918, and
remove <code>secret</code> init parameter. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Concurrent reads and writes (e.g. <code>GET</code> and <code>PUT</code>
/ <code>DELETE</code>) for the same path caused corruption of the
<code>FileResource</code> where some of the fields were set as if the
file exists and some as set as if it does not. This resulted in
inconsistent metadata. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69415">69415</a>: Ensure that the <code>ExpiresFilter</code> only sets
cache headers on <code>GET</code> and <code>HEAD</code> requests. Also
skip requests where the application has set <code>Cache-Control:
no-store</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69419">69419</a>: Improve the performance of
<code>ServletRequest.getAttribute()</code> when there are multiple
levels of nested includes. Based on a patch provided by John
Engebretson. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69426">69426</a>: Restore providing a value (rather than null) for
<code>Class.getProtectionDomain().getCodeSource().getLocation()</code>
as a number of libraries and JRE features depend on this being non-null
even when a SecurityManager is not is use. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
All applications to send an early hints informational response by
calling <code>HttpServletResponse.sendError()</code> with a status code
of 103. (schultz)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.1_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Return null SSL session id on zero length byte array returned from the
SSL implementation. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Skip OpenSSLConf with BoringSSL since it is unsupported. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Align buffer reuse of the OpenSSLEngine for tomcat-native with the FFM
code. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Create the <code>HttpParser</code> in <code>Http11Processor</code>
if it is not present on the <code>AbstractHttp11Protocol</code>
to provide better lifecycle robustness for regular HTTP/1.1. The new
behavior was introduced on a previous refactoring to improve HTTP/2
performance. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<code>OpenSSLContext</code> will now throw a
<code>KeyManagementException</code> is something is known to have gone
wrong in the <code>init</code> method, which is the behavior
documented by <code>javax.net.ssl.SSLContext.init</code>. This makes
error handling more consistent. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.1_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69399">69399</a>: Fix regression caused by the improvement
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69333">69333</a> which caused the tag <code>release</code> to be called
when using tag pooling, and to be skipped when not using it.
Patch submitted by Michal Sobkiewicz. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69381">69381</a>: Improve method lookup performance in expression
language. When the required method has no arguments there is no need to
consider casting or coercion and the method lookup process can be
simplified. Based on pull request <a href="https://github.com/apache/tomcat/pull/770">#770</a> by John Engebretson.
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69382">69382</a>: Improve the performance of the JSP include action by
re-using results of relatively expensive method calls in the generated
code rather than repeating them. Patch provided by John Engebretson.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69398">69398</a>: Avoid unnecessary object allocation in
<code>PageContextImpl</code>. Based on a suggestion by John Engebretson.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69406">69406</a>: When using <code>StringInterpreterEnum</code>, do not
throw an <code>IllegalArgumentException</code> when an invalid
<code>Enum</code> is encountered. Instead, resolve the value at runtime.
Patch provided by John Engebretson. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69429">69429</a>: Optimise EL evaluation of method parameters for
methods that do not accept any parameters. Patch provided by John
Engebretson. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.1_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Switch from DigiCert ONE to ssl.com eSigner for code signing. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Byte Buddy to 1.15.10. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update CheckStyle to 10.20.0. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to German translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0_(markt)"><span style="float: right;">release in progress</span> Tomcat 11.0.0 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that <code>ServerAuthModule.initialize()</code> is called when
a Jakarta Authentication module is configured via
<code>registerServerAuthModule()</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that the Jakarta Authentication <code>CallbackHandler</code> only
creates one <code>GenericPrincipal</code> in the <code>Subject</code>.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
If the Jakarta Authentication process fails with an Exception,
explicitly set the HTTP response status to 500 as the
<code>ServerAuthContext</code> may not have set it. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When persisting the Jakarta Authentication provider configuration,
create any necessary parent directories that don't already exist.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct the logic used to detect errors when deleting temporary files
associated with persisting the Jakarta Authentication provider
configuration. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When processing Jakarta Authentication callbacks, don't overwrite a
Principal obtained from the <code>PasswordValidationCallback</code> with
<code>null</code> if the <code>CallerPrincipalCallback</code> does not
provide a Principal. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Avoid store config backup loss when storing one configuration more than
once per second. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69359">69359</a>: <code>WebdavServlet</code> duplicates
<code>getRelativePath()</code> method from super class with
incorrect Javadoc. (michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69360">69360</a>: Inconsistent <code>DELETE</code> behavior between
<code>WebdavServlet</code> and <code>DefaultServlet</code>.
(michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Make <code>WebdavServlet</code> properly return the <code>Allow</code>
header when deletion of a resource is not allowed. (michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add log warning if non wildcard mappings are used with the
<code>WebdavServlet</code>. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69361">69361</a>: Ensure that the order of entires in a multi-status
response to a WebDAV is consistent with the order in which resources
were processed. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69362">69362</a>: Provide a better multi-status response when deleting a
collection via WebDAV fails. Empty directories that cannot be deleted
will now be included in the response. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69363">69363</a>: Use <code>getPathPrefix()</code> consistently in the
WebDAV servlet to ensure that the correct path is used when the WebDAV
servlet is mounted at a sub-path within the web application. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69316">69316</a>: Ensure that
<code>FastHttpDateFormat#getCurrentDate()</code> (used to generate Date
headers for HTTP responses) generates the correct string for the given
input. Prior to this change, the output may have wrong by one second in
some cases. Pull request <a href="https://github.com/apache/tomcat/pull/751">#751</a> provided by Chenjp. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Request start time may not have been accurately recorded for HTTP/1.1
requests preceded by a large number of blank lines. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add <code>server</code> and <code>serverRemoveAppProvidedValues</code>
to the list of attributes the HTTP/2 protocol will inherit from the
HTTP/1.1 connector it is nested within. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Avoid possible crashes when using Apache Tomcat Native, caused by
destroying SSLContext objects through GC after APR has been terminated.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve HTTP/2 handling of trailer fields for requests. Trailer fields
no longer need to be recieved before the headers of the subsequent
stream nor are trailer fields for an in progress stream swallowed if the
Connector is paused before the trailer fields are received. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure the request and response are not recycled too soon for an HTTP/2
stream when a stream level error is detected during the processing of
incoming HTTP/2 frames. This could lead to incorrect processing times
appearing in the access log. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69333">69333</a>: Remove unnecessary code from generated JSPs. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69338">69338</a>: Improve the performance of processing expressions that
include AND or OR operations with more than two operands and expressions
that use <code>not empty</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69348">69348</a>: Reduce memory consumption in <code>ELContext</code> by
using lazy initialization for the data structure used to track lambda
arguments. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
The manager webapp will now be able to access certificates again when
OpenSSL is used. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.33. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Byte Buddy to 1.15.3. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update CheckStyle to 10.18.2. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations by Ch_jp. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M26_(markt)"><span style="float: right;">2024-09-16</span> Tomcat 11.0.0-M26 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M26_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69320">69320</a>, a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69302">69302</a> that
meant the HTTP/2 processing was likely to be broken for all clients once
any client sent an HTTP/2 reset frame. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M25_(markt)"><span style="float: right;">2024-09-10</span> Tomcat 11.0.0-M25 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M25_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Implement the recent clarification from the Jakarta Servlet project that
if a content length is declared then once that many bytes have been
written to the response, further writes should trigger an
<code>IOException</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve performance of
<code>ApplicationHttpRequest.parseParameters()</code>. Based on sample
code and test cases provided by John Engebretson. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M25_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression in the fix for non-blocking reads of chunked
request bodies that caused <code>InputStream.available()</code> to
return a non-zero value when there was no data to read. In some
circumstances this could cause a blocking read to block waiting for more
data rather than return the data it had already received. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add a new attribute <code>cookiesWithoutEquals</code> to the
<code>Rfc6265CookieProcessor</code>. The default behaviour is unchanged.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that Tomcat sends a TLS close_notify message after receiving one
from the client when using the <code>OpenSSLImplementation</code>.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69301">69301</a>: Fix trailer headers replacing non-trailer headers when
writing response headers to the access log. Based on a patch and test
case provided by hypnoce. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69302">69302</a>: If an HTTP/2 client resets a stream before the request
body is fully written, ensure that any <code>ReadListener</code> is
notified via a call to <code>ReadListener.onErrror()</code>. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M25_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Switch the <code>TldScanner</code> back to logging detailed scan
results at debug level rather than trace level. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Simplify the implementation of <code>OptionalELResolver</code>. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M25_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
If a blocking message write exceeds the timeout, don't attempt the write
again before throwing the exception. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
An Exception being thrown during message processing (e.g. in a method
annotated with <code>@onMessage</code>) should not automatically cause
the connection to close. The application should handle the exception and
make the decision whether or not to close the connection. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M25_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Documentation. Align the logging configuration documentation with the
current defaults. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M25_(markt)/jdbc-pool">jdbc-pool</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69255">69255</a>: Correct a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69206">69206</a>
that meant exceptions executing statements were wrapped in an
<code>java.lang.reflect.UndeclaredThrowableException</code> rather than
the application seeing the original <code>SQLException</code>. Fixed
by pull request <a href="https://github.com/apache/tomcat/pull/744">#744</a> provided by Michael Clarke. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69279">69279</a>: Correct a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69206">69206</a>
that meant that methods that previously returned a <code>null</code>
<code>ResultSet</code> were returning a proxy with a null delegate.
Fixed by pull request <a href="https://github.com/apache/tomcat/pull/745">#745</a> provided by Huub de Beer. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M25_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Exclude the <code>tomcat-coyote-ffm.jar</code> from JAR scanning by
default. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Change the default log handler level to <code>ALL</code> so log messages
are not dropped by default if a logger is configured to use trace
(<code>FINEST</code>) level logging. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Hamcrest to 3.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update EasyMock to 5.4.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Byte Buddy to 1.15.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update CheckStyle to 10.18.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons BCEL to 6.10.0. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Spanish translations by Fernando. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M24_(markt)"><span style="float: right;">2024-08-06</span> Tomcat 11.0.0-M24 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M24_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69234">69234</a>: Fix a regression caused by the refactoring to use
<code>java.net.URI</code> rather than <code>java.net.URL</code> that
broke support for parallel deployment with WAR files. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M24_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct regressions in the refactoring that added recycling of the
coyote request and response to the HTTP/2 processing. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M23_(markt)"><span style="float: right;">not released</span> Tomcat 11.0.0-M23 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M23_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for RFC 8297 (Early Hints). Applications can use this
feature by casting the <code>HttpServletResponse</code> to
<code>org.apache.catalina.connector.Reponse</code> and then calling the
method <code>void sendEarlyHints()</code>. This method will be added to
the Servlet API (removing the need for the cast) in Servlet 6.2 onwards.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69214">69214</a>: Do not reject a CORS request that uses POST but does
not include a <code>content-type</code> header. Tomcat now correctly
processes this as a simple CORS request. Based on a patch suggested by
thebluemountain. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Refactor <code>SpnegoAuthenticator</code> so it uses
<code>Subject.callAs()</code> rather than <code>Subject.doAs()</code>
when the available. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M23_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add FFM compatibility methods for LibreSSL support. Renegotiation is
not supported at the moment. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add <code>org.apache.tomcat.util.openssl.LIBRARY_NAME</code> (specifies
the name of the library to load) and
<code>org.apache.tomcat.util.openssl.USE_SYSTEM_LOAD_LIBRARY</code>
(set to <code>true</code> to use <code>System.loadLibrary</code> rather
than the FFM library loading code) to configure the OpenSSL library
loading using FFM. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add FFM compatibility methods for BoringSSL support. Renegotiation is
not supported in many cases. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that HTTP/2 stream input buffers are only created when there is a
request body to be read. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refactor creation of HttpParser instances from the Processor level to
the Protocol level since the parser configuration depends on the
protocol and the parser is, otherwise, stateless. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Align HTTP/2 with HTTP/1.1 and recycle the container internal request
and response processing objects by default. This behaviour can be
controlled via the new <code>discardRequestsAndResponses</code>
attribute on the HTTP/2 upgrade protocol. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M23_(markt)/jdbc-pool">jdbc-pool</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69206">69206</a>: Ensure statements returned from <code>Statement</code>
methods <code>executeQuery()</code>, <code>getResultSet()</code> and
<code>getGeneratedKeys()</code> are correctly wrapped before being
returned to the caller. Based on pull request <a href="https://github.com/apache/tomcat/pull/742">#742</a> provided by
Michael Clarke.
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M23_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix packaging regression with missing osgi information following
addition of the <code>test-only</code> build target. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Tomcat Native to 2.0.8. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Byte Buddy to 1.14.18. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M22_(markt)"><span style="float: right;">2024-07-05</span> Tomcat 11.0.0-M22 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M22_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Allow <code>JAASRealm</code> to use the configuration source to load a
configured <code>configFile</code>, for easier use with testing. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix a potential <code>NullPointerException</code> in classes that extend
<code>ServletResponse</code> when
<code>setCharacterEncoding(Charset)</code> is called with
<code>null</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add missing algorithm callback to the <code>JAASCallbackHandler</code>.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add the OpenSSL version number on the APR and OpenSSL status classes.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69131">69131</a>: Expand the implementation of the <code>filter</code>
value of the Authenticator attribute <code>allowCorsPreflight</code>, so
that it applies to all requests that match the configured URL patterns
for the CORS filter, rather than only applying if the CORS filter is
mapped to <code>/*</code>. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M22_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve the algorithm used to identify the IP address to use to unlock
the acceptor thread when a Connector is listening on all local
addresses. Interfaces that are configured for point to point connections
or are not currently up are now skipped. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Clean and log OpenSSL errors before processing of OpenSSL conf commands
in the FFM code. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69121">69121</a>: Ensure that the <code>onComplete()</code> event is
triggered if <code>AsyncListener.onError()</code> dispatches to a target
that throws an exception. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Following the trailer header field refactoring, <code>-1</code> is no
longer an allowed value for <code>maxTrailerSize</code>. Adjust
documentation accordingly. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Move OpenSSL support using FFM to a separate JAR named
<code>tomcat-coyote-ffm.jar</code> that advertises Java 22 in its
manifest. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix search for OpenSSL library for FFM on Mac OS so that
<code>java.library.path</code> is searched. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M22_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Update the optimisation in <code>jakarta.el.ImportHandler</code> so it
is aware of new classes added to the <code>java.lang</code> package in
Java 23. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that an exception in <code>toString()</code> still results in an
<code>ELException</code> when an object is coerced to a String using
<code>ExpressionFactory.coerceToType()</code>. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for specifying Java 24 (with the value <code>24</code>) as
the compiler source and/or compiler target for JSP compilation. If used
with an Eclipse JDT compiler version that does not support these values,
a warning will be logged and the default will used.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69135">69135</a>: When using include directives in a tag file packaged
in a JAR file, ensure that context relative includes are processed
correctly. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69135">69135</a>: When using include directives in a tag file packaged
in a JAR file, ensure that file relative includes are processed
correctly. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69135">69135</a>: When using include directives in a tag file packaged
in a JAR file, ensure that file relative includes are are not permitted
to access files outside of the <code>/META_INF/tags/</code> directory
nor outside of the JAR file. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M22_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix status servlet detailed view of the connectors when using automatic
port. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M22_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add <code>test-only</code> build target to allow running only the
testsuite, supporting Java versions down to the minimum supported
to run Tomcat. (rjung)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.32. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update UnboundID to 7.0.1. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to SpotBugs 4.8.6. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Remove cglib dependency as it is not required by the version of EasyMock
used by the unit tests. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update EasyMock to 5.3.0. This adds a test dependency on Byte-Buddy
1.14.17. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Czech translations by Vladim&iacute;r Chlup. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations by fangzheng. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M21_(markt)"><span style="float: right;">2024-06-18</span> Tomcat 11.0.0-M21 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M21_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for shallow copies when using WebDAV. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Remove the <code>WebdavFixFilter</code> as it is no longer required.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69066">69066</a>: Fix regression in SPNEGO authenticator when
processing Base64. Submitted by Daniel Lyko. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add <code>RealmBase.getPrincipal(GSSName, GSSCredential, GSSContext)</code>
for retrieving extended/additional information from an established
GSS context. (michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68721">68721</a> that caused some
instances of <code>LinkageError</code> to be reported as
<code>ClassNotFoundException</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that static resources deployed via a JAR file remain accessible
when the context is configured to use a bloom filter. Based on pull
request <a href="https://github.com/apache/tomcat/pull/730">#730</a> provided by bergander. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Introduce reference counting so the <code>AprLifecycleListener</code>
is more robust. This particularly targets more complex embedded
configurations with multiple server instances with independent
lifecycles where more than one server instance requires the
<code>AprLifecycleListener</code>. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M21_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix OpenSSL FFM use of ERR_error_string with a 128 byte buffer,
and use ERR_error_string_n instead. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix a crash on Windows setting CA certificate on null path.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69068">69068</a>: Ensure read timouts are triggered for asynchronous,
non-blocking reads when using HTTP/2. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=69133">69133</a>: Add task queue size configuration on the
<code>Connector</code> element, similar to the <code>Executor</code>
element, for consistency. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Make counting of active HTTP/2 streams per connection more robust.
(markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for TLS 1.3 client initiated re-keying. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M21_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68546">68546</a>: Small additional optimisation for initial loading of
Servlet code generated for JSPs. Based on a suggestion by Dan Armstrong.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M21_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add the ability to set a sub-title for the Manager web application main
page. This is intended to allow users with lots of instances to easily
distinguish them. Based on pull request <a href="https://github.com/apache/tomcat/pull/724">#724</a> by Simon Arame.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M21_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Revert Derby to 10.16.1.1 as that is the latest version of Derby that
runs on Java 17. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to Commons Daemon 1.4.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to Jakarta Annotations API 3.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to Jakarta Authentication API 3.1. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to Objenesis 3.4. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to Checkstyle 10.17.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to SpotBugs 4.8.5. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M20_(markt)"><span style="float: right;">2024-05-08</span> Tomcat 11.0.0-M20 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M20_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Deprecate and remove <code>sessionCounter</code> (replaced by the
addition of the active session count and the expired session count,
as a reasonable approximation) and <code>duplicates</code> (which
does not represent a possible event in current implementations)
statistics from the session manager. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68890">68890</a> Align output encoding of JSPs in the Manager webapp
with the XML declarations in those same files. (schultz)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Update Basic authentication to implement the requirements of RFC 7617
including the removal of the <code>trimCredentials</code> setting which
is now hard-coded to <code>false</code>. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Small performance optimization when logging cookies with no values.
(schultz)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct error handling for asynchronous requests. If the application
performs an dispatch during <code>AsyncListener.onError()</code> the
dispatch is now performed rather than completing the request using the
error page mechanism. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Re-factor ElapsedTimeElement in AbstractAccessLogValve to use a customizable
style. (schultz)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add more timescale options to AccessLogValve and ExtendedAccessLogValve.
Allow timescales to apply to "time-taken" token in ExtendedAccessLogValve.
(schultz)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix WebDAV lock null (locks for non existing resources) thread safety
and removal. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add periodic checking for WebDAV locks expiration. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Extend <code>Asn1Parser</code> to parse <code>UTF8String</code>s.
(michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Remove MBean metadata for attibutes that have been removed. Based on
pull request <a href="https://github.com/apache/tomcat/pull/719">#719</a> by Shawn Q. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Remove duplicate ID check from <code>Manager.rotateSessionId()</code>.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M20_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add OpenSSL FFM classes to <code>tomcat-embed-core.jar</code>. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Align non-secure and secure writes with NIO and skip the write attempt
when there are no bytes to be written. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Allow any positive value for <code>socket.unlockTimeout</code>. If a
negative or zero value is configured, the default of <code>250ms</code>
will be used. (mark)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Reduce the time spent waiting for the connector to unlock. The previous
default of 10s was noticeably too long for cases where the unlock has
failed. The wait time is now 100ms plus twice
<code>socket.unlockTimeout</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that the <code>onAllDataRead()</code> event is triggered when the
request body uses chunked encoding and is read using non-blocking IO.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68934">68934</a>: Add debug logging in the latch object when exceeding
<code>maxConnections</code>. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Refactor trailer field handling to use a <code>MimeHeaders</code>
instance to store trailer fields. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that multiple instances of the same trailer field are handled
correctly. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix non-blocking reads of chunked request bodies. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refactor HTTP header parsing to use common parsing code. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When an invalid HTTP response header was dropped, an off-by-one error
meant that the first header in the response was also dropped. Fix based
on pull request <a href="https://github.com/apache/tomcat/pull/710">#710</a> by foremans. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M20_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for specifying Java 23 (with the value <code>23</code>) as
the compiler source and/or compiler target for JSP compilation. If used
with an Eclipse JDT compiler version that does not support these values,
a warning will be logged and the default will used.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M20_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68884">68884</a>: Reduce the write timeout when writing WebSocket close
messages for abnormal closes. The timeout defaults to 50 milliseconds
and may be controlled using the
<code>org.apache.tomcat.websocket.ABNORMAL_SESSION_CLOSE_SEND_TIMEOUT</code>
property in the user properties collection associated with the WebSocket
session. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M20_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Examples: Improve performance of WebSocket chat application when
multiple clients disconnect at the same time. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Examples: Increase the number of previous messages displayed when using
the WebSocket chat application. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Examples: Improve performance of WebSocket snake application when
multiple clients disconnect at the same time. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M20_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Switch to using the Base64 encoder and decoder provided by the JRE
rather than the version provided by Commons Codec. This removes the
internal fork of Commons Codec. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.31. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update NSIS to 3.10. (mark0t)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update UnboundID to 7.0.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.16.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update JaCoCo to 0.8.12. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update SpotBugs to 4.8.4. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons BCEL to 6.9.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons DBCP to 2.12.0. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (remm)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M19_(remm)"><span style="float: right;">2024-04-16</span> Tomcat 11.0.0-M19 (remm)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M19_(remm)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add <code>highConcurrencyStatus</code> attribute to the
<code>SemaphoreValve</code> to optionally allow the valve to return an
error status code to the client when a permit cannot be acquired from
the semaphore. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add checking of the "age" of the running Tomcat instance since its
build-date to the SecurityListener, and log a warning if the server
is old. (schultz)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When using the <code>AsyncContext</code>, throw an
<code>IllegalStateException</code>, rather than allowing an
<code>NullPointerException</code>, if an attempt is made to use the
<code>AsyncContext</code> after it has been recycled. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add a default implementation for <code>HttpSession.getAccessor()</code>
to align with the Servlet 6.1 API. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add the Jakarta EE 11 XML schemas and update Tomcat and included web
applications to use them. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Change the thread-safety mechanism for protecting StandardServer.services
from a simple synchronized lock to a ReentrantReadWriteLock to allow
multiple readers to operate simultaneously. Based upon a suggestion by
Markus Wolfe. (schultz)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve Service connectors, Container children and Service executors
access sync using a ReentrantReadWriteLock. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve handling of integer overflow if an attempt is made to upload a
file via the Servlet API and the file is larger than
<code>Integer.MAX_VALUE</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68862">68862</a>: Handle possible response commit when processing read
errors. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M19_(remm)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add <code>threadsMaxIdleTime</code> attribute to the endpoint,
to allow configuring the amount of time before an internal executor
will scale back to the configured <code>minSpareThreads</code> size.
(remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Adjust the <code>Set-Cookie</code> header generated by the
<code>Rfc6265CookieProcessor</code> so that attributes with a value of
the empty string will be output as bare attribute names without an
equals sign or value. This will simplify future support for similar new
attributes by removing the need for special handling. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refactor the internal representation of the <code>HttpOnly</code> and
<code>Secure</code> attributes to use the empty string as the value for
consistency with the recent changes to <code>Set-Cookie</code> header
generation. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Do not generate the <code>Max-Age</code> attribute for
<code>Set-Cookie</code> headers associated with cookies that have been
configured with a <code>Max-Age</code> value of zero as RFC 6265 does
not permit a value of zero in this case. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression in the support for user provided
<code>SSLContext</code> instances that broke the
<code>org.apache.catalina.security.TLSCertificateReloadListener</code>.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M19_(remm)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Handle the case where the JSP engine forwards a request/response to a
Servlet that uses an <code>OutputStream</code> rather than a
<code>Writer</code>. This was triggering an
<code>IllegalStateException</code> on code paths where there was a
subsequent attempt to obtain a <code>Writer</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correctly handle the case where a tag library is packaged in a JAR file
and the web application is deployed as a WAR file rather than an
unpacked directory. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Prevent the web application's ClassLoader from being pinned by the JSP
compiler if an application uses a custom XMLInputFactory. Based upon a
suggestion from Simon Niederberger. (schultz)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M19_(remm)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.14.1. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons BCEL to 6.8.2. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons Codec to 1.16.1. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations by leeyazhou. (remm)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M18_(markt)"><span style="float: right;">2024-03-14</span> Tomcat 11.0.0-M18 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M18_(markt)/General">General</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Reduce the minimum supported Java version to Java 17. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M18_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Minor performance improvement for building filter chains. Based on
ideas from pull request <a href="https://github.com/apache/tomcat/pull/702">#702</a> by Luke Miao. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Align error handling for <code>Writer</code> and
<code>OutputStream</code>. Ensure use of either once the response has
been recycled triggers a <code>NullPointerException</code> provided that
<code>discardFacades</code> is configured with the default value of
<code>true</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68692">68692</a>: The standard thread pool implementations that are
configured using the <code>Executor</code> element now implement
<code>ExecutorService</code> for better support NIO2. The
<code>org.apache.catalina.Executor</code> interface now extends
<code>ExecutorService</code>. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68495">68495</a>: When restoring a saved POST request after a successful
FORM authentication, ensure that neither the URI, the query string nor
the protocol are corrupted when restoring the request body. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
After forwarding a request, attempt to unwrap the response in order to
suspend it, instead of simply closing it if it was wrapped. Add a new
<code>suspendWrappedResponseAfterForward</code> boolean attribute on
<code>Context</code> to control the bahavior, defaulting to
<code>true</code>. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68721">68721</a>: Workaround a possible cause of duplicate class
definitions when using <code>ClassFileTransformer</code>s and the
transformation of a class also triggers the loading of the same class.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
The rewrite valve should not do a rewrite if the output is identical
to the input. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add a new <code>valveSkip</code> (or <code>VS</code>) rule flag to the
rewrite valve to allow skipping over the next valve in the Catalina
pipeline. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M18_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix bad symbol lookup use in the OpenSSL FFM code. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve the HTTP/2 stream prioritisation process. If a stream uses all
of the connection windows and still has content to write, it will now be
added to the backlog immediately rather than waiting until the write
attempt for the remaining content. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M18_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add method invocation support for <code>java.util.Optional</code> via
the <code>jakarta.el.OptionalELResolver</code> to Tomcat's
implementation of the Jakarta EL API to align with the latest proposals
for the Jakarta EL 6.0 API. The property support has also been refined
for greater consistency. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
The defaults for <code>compilerSourceVM</code> and
<code>compilerTargetVM</code> have been updated to 17 to align with Java
17 being the minimum Java version required for Tomcat 11. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M18_(markt)/Cluster">Cluster</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Avoid updating request count stats on async. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M18_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=57130">57130</a>: Allow digest.(sh|bat) to accept password from a file
or stdin. (csutherl/schultz)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M17_(markt)"><span style="float: right;">2024-02-19</span> Tomcat 11.0.0-M17 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M17_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Implement <code>HttpSession.getAccessor()</code> which provides a
mechanism for applications to interact with an <code>HttpSession</code>
outside the standard Servlet processing of an HTTP request. This is
expected to be especially useful with applications using the Jakarta
WebSocket API. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct JPMS and OSGi meta-data for <code>tomcat-embed-core.jar</code>
by removing reference to <code>org.apache.catalina.ssi</code> package
that is no longer included in the JAR. Based on pull request
<a href="https://github.com/apache/tomcat/pull/684">#684</a> by Jendrik Johannes. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix ServiceBindingPropertySource so that trailing <code>\r\n</code>
sequences are correctly removed from files containing property values
when configured to do so. Bug identified by Coverity Scan. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add improvements to the CSRF prevention filter including the ability
to skip adding nonces for resource name and subtree URL patterns. (schultz)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Review usage of debug logging and downgrade trace or data dumping
operations from debug level to trace. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68089">68089</a>: Further improve the performance of request attribute
access for <code>ApplicationHttpRequest</code> and
<code>ApplicationRequest</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68559">68559</a>: Allow asynchronous error handling to write to the
response after an error during asynchronous processing. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M17_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Setting a <code>null</code> value for a cookie attribute should remove
the attribute. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Optimize state handling for OpenSSL context callbacks with the FFM API.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Make asynchronous error handling more robust. Ensure that once a
connection is marked to be closed, further asynchronous processing
cannot change that. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Make asynchronous error handling more robust. Ensure that once the call
to <code>AsyncListener.onError()</code> has returned to the container,
only container threads can access the <code>AsyncContext</code>. This
protects against various race conditions that would otherwise occur if
application threads continued to access the <code>AsyncContext</code>.
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Review usage of debug logging and downgrade trace or data dumping
operations from debug level to trace. In particular, most of the
HTTP/2 debug logging has been changed to trace level. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Add support for user provided <code>SSLContext</code> instances
configured on <code>SSLHostConfigCertificate</code> instances. Based on
pull request <a href="https://github.com/apache/tomcat/pull/673">#673</a> provided by Hakan Altındağ. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Partial fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68558">68558</a>: Cache the result of converting to
<code>String</code> for request URI, HTTP header names and the request
<code>Content-Type</code> value to improve performance by reducing
repeated <code>byte[]</code> to <code>String</code> conversions. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve error reporting to HTTP/2 clients for header processing errors
by reporting problems at the end of the frame where the error was
detected rather than at the end of the headers. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Remove the remaining reference to a stream once the stream has been
recycled. This makes the stream eligible for garbage collection earlier
and thereby improves scalability. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M17_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Additional fixes to correctly support <code>length</code> as a read-only
property of an array via the <code>ArrayELResolver</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68546">68546</a>: Generate optimal size and types for JSP imports maps,
as suggested by John Engebretson. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Review usage of debug logging and downgrade trace or data dumping
operations from debug level to trace. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M17_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66508">66508</a> that could cause an
<code>UpgradeProcessor</code> leak in some circumstances. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Review usage of debug logging and downgrade trace or data dumping
operations from debug level to trace. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that WebSocket connection closure completes if the connection is
closed when the server side has used the proprietary suspend/resume
feature to suspend the connection. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M17_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for responses in JSON format from the examples application
RequestHeaderExample. (schultz)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M17_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct the remaining OSGi contract references in the manifest files to
refer to the Jakarta EE contract names rather than the Java EE contract
names. Based on pull request <a href="https://github.com/apache/tomcat/pull/685">#685</a> provided by Paul A. Nicolucci.
(markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.13.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update JSign to 6.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the packaged version of the Tomcat Migration Tool for Jakarta EE
to 1.0.7. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Tomcat Native to 2.0.7. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add strings for debug level messages. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M16_(markt)"><span style="float: right;">2024-01-09</span> Tomcat 11.0.0-M16 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M16_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Allow alternate redirect status code for directory redirects issued by
the default servlet via the init param
<code>directoryRedirectStatusCode</code>. (funkman/markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68378">68378</a>: Align extension to MIME type mappings in the global
web.xml with those in httpd by adding
<code>application/vnd.geogebra.slides</code> for <code>ggs</code>,
<code>text/javascript</code> for <code>mjs</code> and
<code>audio/ogg</code> for opus. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M16_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Refactor the <code>VirtualThreadExecutor</code> so that it can be used
by the NIO2 connector which was using platform threads even when
configured to use virtual threads. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67675">67675</a> that broke TLS key
file parsing for PKCS#8 format keys that do not specify an explicit
pseudo-random function and rely on the default. This typically affects
keys generated by OpenSSL 1.0.2. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Allow multiple operations with the same name on introspected mbeans,
fixing a regression caused by the introduction of a second
<code>addSslHostConfig</code> method. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Relax the check that the HTTP Host header is consistent with the host
used in the request line, if any, to make the check case insensitive
since host names are case insensitive. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68348">68348</a>: Add support for the partitioned attribute for cookies
including session cookies. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M16_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
The defaults for <code>compilerSourceVM</code> and
<code>compilerTargetVM</code> have been updated to 21 to align with Java
21 being the minimum Java version required for Tomcat 11. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M16_(markt)/Web_Applications">Web Applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68035">68035</a>: Additional fix to the Manager application to enable
the deployment of a web application located in a Host's
<code>appBase</code> where the web application is specified by a bare
(no path) WAR or directory name as shown in the documentation. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M16_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.30. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.12.7. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update SpotBugs to 4.8.3. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M15_(markt)"><span style="float: right;">2023-12-12</span> Tomcat 11.0.0-M15 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M15_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Background processes should not be run concurrently with lifecycle
operations of a container. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for the <code>jakarta.servlet.request.secure_protocol</code>
request attribute that has been added in Jakarta Servlet 6.1. This
replaces the now deprecated Tomcat specific request attribute
<code>org.apache.tomcat.util.net.secure_protocol_version</code>. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Align behaviour with the latest addition to the Servlet 6.1
specification that requires that all HTTP error dispatches use the GET
method. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct unintended escaping of XML in some WebDAV responses. The XML
list of support locks when provided in response to a PROPFIND request
was incorrectly XML escaped. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68227">68227</a>: Ensure that <code>AsyncListener.onComplete()</code> is
called if <code>AsyncListener.onError()</code> calls
<code>AsyncContext.dispatch()</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68228">68228</a>: Use a 408 status code if a read timeout occurs during
HTTP request processing. Includes a test case based on code provided by
adwsingh. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M15_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Use Java code to load certificate chain when using OpenSSL through
the FFM API. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M15_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Code: " class="icon" src="./images/code.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68119">68119</a>: Refactor the <code>CompositeELResolver</code> to
improve performance during type conversion operations. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M15_(markt)/Web_Applications">Web Applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Examples. Improve the error handling so snakes associated with a user
that drops from the network are removed from the game. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M15_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the OWB module to Apache OpenWebBeans 4.0.1. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68124">68124</a>: Migrate sample.war from javax to jakarta. (lihan)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update UnboundID to 6.0.11. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.12.5. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update SpotBugs to 4.8.2. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Derby to 10.17.1. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Brazilian Portuguese translations by John William
Vicente. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Russian translations by usmazat and remm. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M14_(markt)"><span style="float: right;">2023-11-15</span> Tomcat 11.0.0-M14 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M14_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67667">67667</a>: <code>TLSCertificateReloadListener</code> prints
unreadable rendering of <code>X509Certificate#getNotAfter()</code>.
(michaelo)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
The status servlet included in the manager webapp can now output
statistics as JSON, using the <code>JSON=true</code> URL parameter.
(remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Optionally allow ServiceBindingPropertySource to trim a trailing newline
from a file containing a property-value. (schultz)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Use Files.move instead of File.renameTo in the FarmWebDeployer to
support a broader range of environments, and to give better information
in the event of a failure. (schultz)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67793">67793</a>: Ensure the original session timeout is restored after
FORM authentication if the user refreshes a page during the FORM
authentication process. Based on a suggestion by Mircea Butmalai.
(markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67926">67926</a>: <code>PEMFile</code> prints unidentifiable string
representation of ASN.1 OIDs. (michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66875">66875</a>: Ensure that setting the request attribute
<code>jakarta.servlet.error.exception</code> is not sufficient to
trigger error handling for the current request and response. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68054">68054</a>: Avoid some file canonicalization calls introduced
by the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=65433">65433</a>. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68089">68089</a>: Improve performance of request attribute access for
<code>ApplicationHttpRequest</code> and <code>ApplicationRequest</code>.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Use a 400 status code to report an error due to a bad request (e.g. an
invalid trailer header) rather than a 500 status code. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that an <code>IOException</code> during the reading of the
request triggers always error handling, regardless of whether the
application swallows the exception. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M14_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66670">66670</a>: Add <code>SSLHostConfig#certificateKeyPasswordFile</code> and
<code>SSLHostConfig#certificateKeystorePasswordFile</code>. (michaelo)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
When calling
<code>SSLHostConfigCertificate.setCertificateKeystore(ks)</code>,
automatically call
<code>setCertificateKeystoreType(ks.getType())</code>. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add OpenSSL integration using the FFM API rather than Tomcat Native.
OpenSSL support may be enabled by adding the
<code>org.apache.catalina.core.OpenSSLLifecycleListener</code>
listener on the <code>Server</code> element when using Java 22
(starting with preview build 20) or later. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67628">67628</a>: Clarify how the <code>ciphers</code> attribute of the
<code>SSLHostConfig</code> is used. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67666">67666</a>: Ensure TLS connectors using PEM files either work with
the <code>TLSCertificateReloadListener</code> or, in the rare case that
they do not, log a warning on Connector start. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67675">67675</a>: Support a wider range of KDF and ciphers for PEM files
than the combinations supported by the JVM by default. Specifically,
support the OpenSSL default of HmacSHA256 and DES-EDE3-CBC. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67927">67927</a>: Reloading TLS configuration can cause the Connector to
refuse new connections or the JVM to crash. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67938">67938</a>: Correct handling of large TLS client hello messages
that were causing the TLS handshake to fail. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68026">68026</a>: Convert selected <code>MessageByte</code> values to
String when first accessed to speed up subsequent accesses and reduce
garbage collection. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M14_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for Records to expression language. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68068">68068</a>: Performance improvement for EL. Based on a suggestion
by John Engebretson. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M14_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct missing metadata in the MANIFEST of the for WebSocket client API
JAR file. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M14_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=68035">68035</a>: Correct a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=56248">56248</a>
that prevented deployment via the Manager of a WAR or directory that was
already present in the <code>appBase</code> or a context file that was
already present in the <code>xmlBase</code>. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M14_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67538">67538</a>: Make use of Ant's <code>&lt;javaversion /&gt;</code> task
to enfore the mininum Java build version. (michaelo)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.12.4. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update JaCoCo to 0.8.11. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update SpotBugs to 4.8.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update BND to 7.0.0. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M13_(markt)"><span style="float: right;">2023-10-14</span> Tomcat 11.0.0-M13 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M13_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67670">67670</a>: Fix regression with HTTP compression after code
refactoring. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M13_(markt)/jdbc-pool">jdbc-pool</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67664">67664</a>: Correct a regression in the clean-up of unnecessary
use of fully qualified class names in 11.0.0-M12 that broke the
jdbc-pool. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M12_(markt)"><span style="float: right;">2023-10-10</span> Tomcat 11.0.0-M12 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M12_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=65770">65770</a>: Provide a lifecycle listener that will automatically
reload TLS configurations a set time before the certificate is due to
expire. This is intended to be used with third-party tools that
regularly renew TLS certificates. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix handling of an error reading a context descriptor on deployment.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix rewrite rule qsd (query string discard) being ignored if qsa was
also use, while it should instead take precedence. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67472">67472</a>: Send fewer CORS-related headers when CORS is not
actually being engaged. (schultz)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improve handling of failures within <code>recycle()</code> methods.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M12_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67198">67198</a>: Ensure that the AJP connector attribute
<code>tomcatAuthorization</code> takes precedence over the
<code>tomcatAuthentication</code> attribute when processing an
<code>auth_type</code> attribute received from a proxy server. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67235">67235</a>: Fix a <code>NullPointerException</code> when an
<code>AsyncListener</code> handles an error with a dispatch rather than
a complete. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When an error occurs during asynchronous processing, ensure that the
error handling process is only triggered once per asynchronous cycle.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix logic issue trying to match no argument method in IntropectionUtil.
(remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve thread safety around readNotify and writeNotify in the NIO2
endpoint. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Avoid rare thread safety issue accessing message digest map. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve statistics collection for upgraded connections under load.
(remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
<code>PushBuilder</code> has been deprecated in line with the changes
for the Servlet 6.1 specification. It will be replaced in a future
Tomcat 11 milestone with support for 103 early hints. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Remove support for HTTP/2 server push. Calls to
<code>newPushBuilder()</code> will always return <code>null</code>.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Align validation of HTTP trailer fields with standard fields. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improvements to HTTP/2 overhead protection. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M12_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67080">67080</a>: Improve performance of EL expressions in JSPs that use
implicit objects. Based on suggestions by John Engebretson, Anurag Dubey
and Christopher Schultz. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M12_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons FileUpload to 7a8c324
(2023-09-16, 1.x-SNAPSHOT). Due to significant refactoring in the 2.x
branch requiring additional Commons IO dependencies, Tomcat has switched
to tracking the 1.x branch. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add the <code>Bundle-License</code> header to the JAR manifest for all
Tomcat JARs. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.29. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update UnboundID to 6.0.10. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.12.3. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Tomcat Native to 2.0.6. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Commons Pool to 2.12.0. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=67611">67611</a>: Correct the download link in BUILDING.txt. (lihan)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Russian translations by usmazat. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M11_(markt)"><span style="float: right;">2023-08-25</span> Tomcat 11.0.0-M11 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M11_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
If an application or library sets both a non-500 error code and the
<code>jakarta.servlet.error.exception</code> request attribute, use the
provided error code during error page processing rather than assuming an
error code of 500. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Update code comments and Tomcat output to use MiB for 1024 * 1024 bytes
and KiB for 1024 bytes rather than MB and kB. (martk)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Update the HTTP parameter handling to align with the changes in the
Jakarta Servlet 6.1 API Javadoc for the <code>ServletRequest</code>
methods used to obtain request parameters. Invalid parameters and/or
exceeding parameter size and/or quantity limits now trigger
exceptions. As a consequence, the <code>FailedRequestFilter</code> has
been removed. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Avoid protocol relative redirects in FORM authentication. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M11_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Documentation. Update documentation to use MiB for 1024 * 1024 bytes and
KiB for 1024 bytes rather than MB and kB. (martk)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M11_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations. (lihan)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations by tak7iji. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M10_(markt)"><span style="float: right;">2023-08-14</span> Tomcat 11.0.0-M10 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M10_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix potential database connection leaks in
<code>DataSourceUserDatabase</code> identified by Coverity Scan. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Make parsing of <code>ExtendedAccessLogValve</code> patterns more
robust. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix failure trying to persist configuration for an internal credential
handler. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66680">66680</a>: When serializing a session during the session
presistence process, do not log a warning that null Principals are not
serializable. Pull request <a href="https://github.com/apache/tomcat/pull/638">#638</a> provided by tsryo. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66822">66822</a>: Use the same naming format in log messages for
Connector instances as the associated ProtocolHandler instance. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
The parts count should also lower the actual
<code>maxParameterCount</code> used for parsing parameters if parts are
parsed first. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M10_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Refactor blocking reads and writes for the NIO connector to remove
code paths that could allow a notification from the Poller to be missed
resuting in a timeout rather than the expected read or write. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Refactor waiting for an HTTP/2 stream or connection window update to
handle spurious wake-ups during the wait. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Improve extensibility of endpoints for socket channel creation and TLS.
Pull request <a href="https://github.com/apache/tomcat/pull/639">#639</a> provided by Marco Fargetta. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression introduced in 11.0.0-M9 and use the correct
constant when constructing the default value for the
<code>certificateKeystoreFile</code> attribute of an
<code>SSLHostConfigCertificate</code> instance. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refactor HTTP/2 implementation to reduce pinning when using virtual
threads. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Pass through ciphers referring to an OpenSSL profile, such as
<code>PROFILE=SYSTEM</code> instead of producing an error trying to
parse it. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66841">66841</a>: Ensure that <code>AsyncListener.onError()</code> is
called after an error during asynchronous processing with HTTP/2.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66842">66842</a>: When using asynchronous I/O (the default), include
DATA frames when calculating the HTTP/2 overhead count to ensure that
connections are not prematurely terminated. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a race condition that could cause spurious RST messages to be
sent after the response had been written to an HTTP/2 stream. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M10_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66681">66681</a>: Fix a <code>NullPointerException</code> when flushing
batched messages with compression enabled using
<code>permessage-deflate</code>. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M10_(markt)/jdbc-pool">jdbc-pool</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix the <code>releaseIdleCounter</code> does not increment when testAllIdle
releases them. Pull request <a href="https://github.com/apache/tomcat/pull/241">#241</a> provided by Arun Chaitanya Miriappalli
(lihan)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix the <code>ConnectionState</code> state will be inconsistent with actual
state on the connection when an exception occurs while writing. Pull request
<a href="https://github.com/apache/tomcat/pull/643">#643</a> provided by Wenjun Xiao. (lihan)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M10_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update NSIS to 3.09. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.12.2. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations. Contributed by tak7iji and
Shirayuking. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66829">66829</a>: Fix quoting so users can use the <code>_RUNJAVA</code>
environment variable as intended on Windows when the path to the Java
executable contains spaces. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66834">66834</a>: Correct the OSGi contract references in the manifest
files to refer to the Jakarta EE contract names rather than the Java EE
contract names. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Tomcat Native to 2.0.5. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M9_(markt)"><span style="float: right;">2023-07-10</span> Tomcat 11.0.0-M9 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M9_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct properties for JSign dependency. (rjung)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M8_(markt)"><span style="float: right;">not released</span> Tomcat 11.0.0-M8 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M8_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=59232">59232</a>: Add
<code>org.apache.catalina.core.ContextNamingInfoListener</code>,
a listener which creates context naming information environment entries.
(michaelo)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66665">66665</a>: Add
<code>org.apache.catalina.core.PropertiesRoleMappingListener</code>,
a listener which populates the context's role mapping from a properties
file. (michaelo)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix an edge case where intra-web application symlinks would be followed
if the web applications were deliberately crafted to allow it even when
<code>allowLinking</code> was set to <code>false</code>. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add utlity config file resource lookup on <code>Context</code> to allow
looking up resources from the webapp (prefixed with
<code>webapp:</code>) and make the resource lookup API more visible.
(remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M8_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66627">66627</a>: Restore the documented behaviour of
<code>MessageBytes.getType()</code> that it returns the type of the
original content rather than reflecting the most recent conversion.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66635">66635</a>: Correct certificate logging on start-up so it
differentiates between keystore based keys/certificates and PEM file
based keys/certificates and logs the relevant information for each.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M8_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add <code>java.util.Optional</code> support via the
<code>jakarta.el.OptionalELResolver</code> to Tomcat's implementation
of the Jakarta EL API to align with the latest proposals for the Jakarta
EL 6.0 API. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for specifying Java 22 (with the value <code>22</code>) as
the compiler source and/or compiler target for JSP compilation. If used
with an Eclipse JDT compiler version that does not support these values,
a warning will be logged and the default will used.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M8_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve handling of error conditions for the WebSocket server,
particularly during Tomcat shutdown. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression in the fix for <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66574">66574</a> that meant the
WebSocket session could return false for <code>onOpen()</code> before
the <code>onClose()</code> event had been completed. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Update the WebSocket API provided by Tomcat to align with the latest
proposals from the Jakarta WebSocket project and make the WebSocket
<code>Session</code> instance available via <code>SendResult</code>.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M8_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Documentation. Expand the security guidance to cover the embedded use
case and add notes on the uses made of the <code>java.io.tmpdir</code>
system property. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66662">66662</a>: Documentation. Fix a typo in the name of the
<strong>algorithms</strong> attribute in the configuration section for
the Digest authentication valve. Pull request <a href="https://github.com/apache/tomcat/pull/629">#629</a> provided by
gohilmca. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M8_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Include the Windows specific binary distributions in the files uploaded
to Maven Central. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Remove support for running Tomcat on 32-bit Windows operating systems as
Java 21 is not available for that platform. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations. Contributed by tak7iji. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.28. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update UnboundID to 6.0.9. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.12.1. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update BND to 6.4.1. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update JSign to 5.0. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M7_(markt)"><span style="float: right;">2023-06-08</span> Tomcat 11.0.0-M7 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M7_(markt)/General">General</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Increase the minimum supported Java version to Java 21. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M7_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Code: " class="icon" src="./images/code.gif">
Move the management of the utility executor from the
<code>init()</code>/<code>destroy()</code> methods of components to the
<code>start()</code>/<code>stop()</code> methods. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add RateLimitFilter which can be used to mitigate DoS and Brute Force
attacks. (isapir)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Remove support for using the <code>^</code> character to separate the
WAR file and WAR contents in Tomcat's custom WAR URL handler. The
current default separator character of <code>*</code> remains unchanged.
(markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add <code>org.apache.catalina.core.StandardVirtualThreadExecutor</code>,
a virtual thread based executor that may be used with one or more
Connectors to process requests received by those Connectors using
virtual threads. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66513">66513</a>: Add a per session Semaphore to the
<code>PersistentValve</code> that ensures that, within a single Tomcat
instance, there is no more than one concurrent request per session. Also
expand the debug logging to include whether a request bypasses the Valve
and the reason if a request fails to obtain the per session Semaphore.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66609">66609</a>: Ensure that the default servlet correctly escapes
file names in directory listings when using XML output. Based on pull
request <a href="https://github.com/apache/tomcat/pull/621">#621</a> by Alex Kachanov. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66618">66618</a>: Add a numeric last modified field to the XML directory
listings produced by the default servlet to enable sorting in the XSLT.
Pull request <a href="https://github.com/apache/tomcat/pull/622">#622</a> by Alex Kachanov. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66621">66621</a>: Attempts to lock a collection with WebDAV may
incorrectly fail if a child collection has an expired lock. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66622">66622</a>: Remove the <code>xssProtectionEnabled</code> setting
from the <code>HttpHeaderSecurityFilter</code> as support for the
associated HTTP header has been removed from all major browsers. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M7_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66602">66602</a>: not sending WINDOW_UPDATE when dataLength is ZERO
on call SwallowedDataFramePayload. Pull request #619 by
ledefe. (lihan)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M7_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to Commons Daemon 1.3.4. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.12.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the packaged version of the Apache Tomcat Native Library to 2.0.4
to pick up the Windows binaries built with with OpenSSL 3.0.9. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M6_(markt)"><span style="float: right;">2023-05-09</span> Tomcat 11.0.0-M6 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M6_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66567">66567</a>: Fix missing <code>IllegalArgumentException</code>
after the Tomcat code was converted to using URI instead of URL. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Escape timestamp output in <code>AccessLogValve</code> if a
<code>SimpleDateFormat</code> is used which contains verbatim
characters that need escaping. (rjung)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Change output of vertical tab in <code>AccessLogValve</code> from
<code>\v</code> to <code>\u000b</code>. (rjung)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Improve performance of escaping in <code>AccessLogValve</code>
roughly by a factor of two. (rjung)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Improve <code>JsonAccessLogValve</code>: support more patterns
like for headers and attributes. Those will be logged as sub objects.
(rjung)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://github.com/apache/tomcat/pull/613">#613</a>: Fix possible partial corrupted file copies when using
file locking protection or the manager servlet. Submitted
by Jack Shirazi. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M6_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for a new character set, <code>gb18030-2022</code> -
introduced in Java 21, to the character set caching mechanism. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix an edge case in HTTP header parsing and ensure that HTTP headers
without names are treated as invalid. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Remove support for the HTTP Connector settings
<code>rejectIllegalHeader</code> and
<code>allowHostHeaderMismatch</code>. These are now hard-coded to the
previous defaults. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66591">66591</a>: Fix a regression introduced in the fix for
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66512">66512</a> that meant that an AJP Send Headers was not sent for
responses where no HTTP headers were set. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M6_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66582">66582</a>: Account for EL having stricter requirements for static
imports than JSPs when adding JSP static imports to the EL context.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M6_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66574">66574</a>: Refactor WebSocket session close to remove the lock on
the <code>SocketWrapper</code> which was a potential cause of deadlocks
if the application code used simulated blocking. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66575">66575</a>: Avoid unchecked use of the backing array of a
buffer provided by the user in the compression transformation. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve exception handling when flushing batched messages during
WebSocket session close. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66581">66581</a>: Update <code>AsyncChannelGroupUtil</code> to align it
with the current defaults for AsynchronousChannelGroup. Pull request
<a href="https://github.com/apache/tomcat/pull/612">#612</a> by Matthew Painter. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M6_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations. (lihan)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.10.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Jacoco to 0.8.10. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the packaged version of the Tomcat Migration Tool for Jakarta EE
to 1.0.7. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M5_(markt)"><span style="float: right;">2023-04-19</span> Tomcat 11.0.0-M5 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M5_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add a <code>doPatch</code> method to <code>HttpServlet</code> to provide
support for the HTTP <code>PATCH</code> method as defined in RFC 5789.
This is one of the changes in the Servlet 6.1 API. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=65995">65995</a>: Implement RFC 9239 and use
<code>text/javascript</code> as the media type for JavaScript rather
than <code>application/javascript</code>. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Tomcat no longer sets the <code>java.protocol.handler.pkgs</code> system
property when starting. Users are now free to configure this property if
they wish. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add an access log valve that uses a json format. Based on pull request
<a href="https://github.com/apache/tomcat/pull/539">#539</a> provided by Thomas Meyer. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Harden the FORM authentication process against DoS attacks by using a
reduced session timeout if the FORM authentication process creates a
session. The duration of this timeout is configured by the
<code>authenticationSessionTimeout</code> attribute of the FORM
authenticator. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Implement the new Servlet API methods that provide additional control
when sending a redirect to the client. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Update Digest authentication support to align with RFC 7616. This adds a
new configuration attribute, <code>algorithms</code>, to the
<code>DigestAuthenticator</code> with a default of
<code>SHA-256,MD5</code>. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Reduce the default value of <code>maxParameterCount</code> from 10,000
to 1,000. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66527">66527</a>: Correct the Javadoc for the
<code>Tomcat.addWebapp()</code> methods that incorrectly stated that the
<code>docBase</code> parameter could be a relative path. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66524">66524</a> Correct eviction ordering in WebResource cache to
be LRU as intended. (schultz)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Add support code for custom user attributes in <code>RealmBase</code>.
Based on code from <a href="https://github.com/apache/tomcat/pull/473">#473</a> by Carsten Klein. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Expand the set of HTTP request headers considered sensitive that should
be skipped when generating a response to a <code>TRACE</code> request.
This aligns with the current draft of the Servlet 6.1 specification.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66541">66541</a>: Improve handling for cached resources for resources
that use custom URL schemes. The scheme specific <code>equals()</code>
and <code>hashCode()</code> algorithms, if present, will now be used for
URLs for these resources. This addresses a potential performance issue
with some OSGi custom URL schemes that can trigger potentially slow DNS
lookups in some configurations. Based on a patch provided by Tom
Whitmore. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When using a custom session manager deployed as part of the web
application, avoid <code>ClassNotFoundException</code>s when validating
session IDs extracted from requests. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66543">66543</a>: Give <code>StandardContext#fireRequestDestroyEvent</code>
its own log message. (fschumacher)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66554">66554</a>: Initialize Random during server initialization to
avoid possible JVM thread creation in the webapp context on some
platforms. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Make the server utility executor available to webapps using a Servlet
context attribute named
<code>org.apache.tomcat.util.threads.ScheduledThreadPoolExecutor</code>. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M5_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
JSON filter should support specific escaping for common special
characters as defined in RFC 8259. Based on code submitted by
Thomas Meyer. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66511">66511</a>: Fix <code>GzipOutputFilter</code> (used for compressed
HTTP responses) when used with direct buffers. Patch suggested by Arjen
Poutsma. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66512">66512</a>: Align AJP handling of invalid HTTP response headers
(they are now removed from the response) with HTTP. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66530">66530</a>: Correct a regression in the fix for bug
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66442">66442</a> that meant that streams without a response body did not
decrement the active stream count when completing leading to
<code>ERR_HTTP2_SERVER_REFUSED_STREAM</code> for some connections.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Remove use of deprecated classes in the <code>javax.security.cert</code>
package. Pull request <a href="https://github.com/apache/tomcat/pull/608">#608</a> provided by Eirik Bjorsnos. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M5_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix bug that meant some instances of coercing a
<code>LambdaExpression</code> to a functional interface invocation
failed. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66536">66536</a>: Fix parsing of tag files that meant that tag
directives could be ignored for some tag files. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Align the EL implementation with the latest changes to the Jakarta EL
specification and add support for the length attribute to the
<code>ArrayELResolver</code>. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M5_(markt)/Cluster">Cluster</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66535">66535</a>: Redefine the <code>maxValidTime</code> attribute of
<code>FarmWarDeployer</code> to be the maximum time allowed between
receiving parts of a transferred file before the transfer is cancelled
and the associated resources cleaned-up. A new warning message will be
logged if the file transfer is cancelled. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M5_(markt)/WebSocket">WebSocket</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66508">66508</a>: When using WebSocket with NIO2, avoid waiting for
a timeout before sending the close frame if an I/O error occurs during a
write. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66548">66548</a>: Expand the validation of the value of the
<code>Sec-Websocket-Key</code> header in the HTTP upgrade request that
initiates a WebSocket connection. The value is not decoded but it is
checked for the correct length and that only valid characters from the
base64 alphabet are used. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M5_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66542">66542</a>: Documentation. Update the JNDI documentation to
replace references to JavaMail with references to Jakarta Mail. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M5_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations. Contributed by Shirayuking and
tak7iji. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations. Contributed by totoo. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refactor code using <code>MD5Encoder</code> to use
<code>HexUtils.toHexString()</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66507">66507</a>: Fix a bug that <code>$JAVA_OPTS</code> is not passed
to the jvm in <code>catalina.sh</code> when calling <code>version</code>.
Patch suggested by Eric Hamilton. (lihan)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Commons DBCP to f131286 (2023-03-08,
2.10.0-SNAPSHOT). This corrects a regression introduced in 11.0.0-M2.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve the error messages if <code>JRE_HOME</code> or
<code>JAVA_HOME</code> are not set correctly. On windows, align the
handling of <code>JRE_HOME</code> and <code>JAVA_HOME</code> for the
start-up scripts and the service install script. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.27. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update UnboundID to 6.0.8. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.9.3. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Jacoco to 0.8.9. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Enhance PEMFile to load from an InputStream. Patch provided by
Romain Manni-Bucau. (schultz)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M4_(markt)"><span style="float: right;">2023-03-06</span> Tomcat 11.0.0-M4 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M4_(markt)/General">General</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix a bug that memory allocation is larger than limit in
<code>SynchronizedStack</code> to reduce memory footprint. (lihan)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M4_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for <code>txt:</code> and <code>rnd:</code> rewrite map
types from mod_rewrite. Based on a pull request <a href="https://github.com/apache/tomcat/pull/591">#591</a>
provided by Dimitrios Soumis. (remm)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Provide a more appropriate response (501 rather than 400) when rejecting
an HTTP request using the CONNECT method. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66491">66491</a>: Revert the switch to using the ServiceLoader mechanism
to load the custom URL protocol handlers that Tomcat uses. The original
system property based approach has been restored. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M4_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add a check for the validity of the scheme pseudo-header in HTTP/2.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66482">66482</a>: Restore inline state after async operation in NIO2,
to account the fact that unexpected exceptions are sometimes thrown
by the implementation. Patch submitted by zhougang. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M4_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Provide an implementation of the sub-set of JavaBeans support that does
not depend on the <code>java.beans</code> package. This for use by
Expression Language when the <code>java.desktop</code> module (which is
where the <code>java.beans</code> package resides) is not available.
(markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M3_(markt)"><span style="float: right;">2023-02-23</span> Tomcat 11.0.0-M3 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M3_(markt)/General">General</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Increase the minimum supported Java version to Java 17. Note that
Jakarta EE 11 permits a minimum Java version of 21. The minimum Java
version for Tomcat 11 may be increased to Java 21 before the first
stable release. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M3_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Allow a Valve to access cookies from a request that cannot be mapped to
a Context. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Implement the new Servlet API methods for setting character encodings
that accept <code>Charset</code> objects. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
The default HEAD response no longer includes some HTTP header fields
where the value is determined only while generating the content as per
section 9.3.2 of RFC 9110. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66438">66438</a>: Correct names of Jakarta modules in JPMS metadata.
(markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Switch to using the ServiceLoader mechanism to load the custom URL
protocol handlers that Tomcat uses. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Switch to using <code>LongAdder</code> rather than
<code>AtomicInteger</code> to track request count and error count for
servlets. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Implement the clarification from the Jakarta Servlet project that
Servlets mapped to the context root should be mapped for requests to the
context root with or without the trailing <code>/</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Implement the clarification from the Jakarta Servlet project that
calling <code>ServletOutputStream.close()</code> on a stream in
non-blocking mode returns immediately with the stream effectively closed
and any data remaining to be written is written in the background by the
container. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Avoid possible ISE when scanning from bad JAR URLs, to restore the
previous behavior following the removal of Java 9+ reflection code which
caught the ISE. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Refactor uses of <code>String.replaceAll()</code> to use
<code>String.replace()</code> where regular expressions where not being
used. Pull request <a href="https://github.com/apache/tomcat/pull/581">#581</a> provided by Andrei Briukhov. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add error report valve that allows redirecting to of proxying from an
external web server. Based on code and ideas from pull request
<a href="https://github.com/apache/tomcat/pull/506">#506</a> provided by Max Fortun. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66470">66470</a>: Add the Shared Address Space defined by RFC 6598
(100.64.0.0/10) to the regular expression used to identify internal
proxies for the <code>RemoteIpFilter</code> and
<code>RemoteIpValve</code>. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66471">66471</a>: Fix JSessionId secure attribute missing When
<code>RemoteIpFilter</code> determines that this request was submitted
via a secure channel. (lihan)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add the additional HTTP status code constants to
<code>HttpServletResponse</code> defined by the Jakarta Servlet project
for the Servlet 6.1 API. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Implement the clarification from the Jakarta Servlet project that
calling one of the <code>HttpServletResponse</code> methods for setting
HTTP header values with <code>null</code> as the new header value
removes any existing header of that name. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M3_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Log basic information for each configured TLS certificate when Tomcat
starts. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66442">66442</a>: When an HTTP/2 response must not include a body,
ensure that the end of stream flag is set on the headers frame and that
no data frame is sent. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Fix a bug that prevented HTTP/2 connections from timing out when using
a Connector configured with <code>useAsyncIO=true</code> (the default).
(markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Provided dedicated loggers
(<code>org.apache.tomcat.util.net.NioEndpoint.certificate</code> /
<code>org.apache.tomcat.util.net.Nio2Endpoint.certificate</code>) for
logging of configured TLS certificates. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M3_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66419">66419</a>: Fix calls from expression language to a method that
accepts varargs when only one argument was passed. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66441">66441</a>: Make imports of static fields in JSPs visible to any
EL expressions used on the page. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M3_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66429">66429</a>: Documentation. Limit access to the documentation web
application to localhost by default. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66429">66429</a>: Examples. Limit access to the examples web application
to localhost by default. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M3_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update BND to 6.4.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Remove support for starting Tomcat under a SecurityManager. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations. (lihan)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. (remm)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations. Contributed by tak7iji. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Korean translations. (woonsan)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the packaged version of the Apache Tomcat Native Library to 2.0.3
to pick up the Windows binaries built with with OpenSSL 3.0.8. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M2_(markt)"><span style="float: right;">not released</span> Tomcat 11.0.0-M2 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M2_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Add: " class="icon" src="./images/add.gif">
Update the <code>ServletInputStream</code> and
<code>ServletOuputStream</code> classes in the Servlet API to align with
the recent updates in the Jakarta Servlet specification to support
reading and writing with <code>ByteBuffer</code>s. The changes also
clarified various aspects of the Servlet non-blocking API. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66388">66388</a>: Correct a regression in the refactoring that replaced
the use of the <code>URL</code> constructors. The regression broke
lookups for resources that contained one or more characters in their
name that required escaping when used in a URI path. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66392">66392</a>: Change the default value of <code>AccessLogValve</code>'s
file encoding to UTF-8 and update documentation. (lihan)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66393">66393</a>: Align <code>ExtendedAccessLogValve</code>'s x-P(XXX) with the
documentation. (lihan)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Remove JAX-RPC support which was removed from the Jakarta EE platform
for Jakarta EE 9. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M2_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Update Cookie parsing and handling to treat the quotes in a quoted
cookie value as part of the value as required by RFC 6265 and explicitly
clarified in RFC 6265bis. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add an RFC 8941 structured field parser. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add a parser for the <code>priority</code> HTTP header field defined in
RFC 9218. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When resetting an HTTP/2 stream because the final response has been
generated before the request has been fully read, use the HTTP/2 error
code <code>NO_ERROR</code> so that client does not discard the response.
Based on a suggestion by Lorenzo Dalla Vecchia. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66385">66385</a>: Correct a bug in HTTP/2 where a non-blocking read for
a new frame with the NIO2 connector was incorrectly made using the read
timeout leading to unexpected stream closure. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M2_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66370">66370</a>: Change the default of the
<code>org.apache.el.GET_CLASSLOADER_USE_PRIVILEGED</code> system
property to <code>true</code> unless the EL library is running on Tomcat
in which case the default remains <code>false</code> as the EL library
is already called from within a privileged block and skipping the
unnecessary privileged block improves performance. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for specifying Java 21 (with the value <code>21</code>) as
the compiler source and/or compiler target for JSP compilation. If used
with an Eclipse JDT compiler version that does not support these values,
a warning will be logged and the default will used.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M2_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the packaged version of the Apache Tomcat Migration Tool for
Jakarta EE to 1.0.6. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons BCEL to 2ee2bff (2023-01-03,
6.7.1-SNAPSHOT). (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons Codec to 3eafd6c (2023-01-03,
1.16-SNAPSHOT). (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons FileUpload to 34eb241
(2023-01-03, 2.0-SNAPSHOT). (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons DBCP to f131286 (2023-01-03,
2.10.0-SNAPSHOT). (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations. Contributed by Shirayuking.
(markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Portuguese translations. Contributed by Guilherme
Cust&oacute;dio. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to the Eclipse JDT compiler 4.26. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Checkstyle to 10.6.0. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update Unboundid to 6.0.7. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update SpotBugs to 4.7.3. (markt)
</li>
</ul>
</div></div>
</div><h3 id="Tomcat_11.0.0-M1_(markt)"><span style="float: right;">2022-12-05</span> Tomcat 11.0.0-M1 (markt)</h3><div class="text">
<div class="subsection"><h4 id="Tomcat_11.0.0-M1_(markt)/General">General</h4><div class="text">
<ul class="changelog">
<li><img alt="Code: " class="icon" src="./images/code.gif">
This release contains all of the changes up to and including those in
Apache Tomcat 10.1.1 plus the additional changes listed below. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M1_(markt)/Catalina">Catalina</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66175">66175</a>: Change the default character set used by the
<code>BasicAuthenticator</code> from ISO-8859-1 to UTF-8. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66209">66209</a>: Add a configuration option to allow bloom filters used
to index JAR files to be retained for the lifetime of the web
application. Prior to this addition, the indexes were always flushed by
the periodic calls to <code>WebResourceRoot.gc()</code>. As part of this
addition, configuration of archive indexing moves from
<code>Context</code> to <code>WebResourceRoot</code>. Based on a patch
provided by Rahul Jaisimha. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66330">66330</a>: Correct a regression introduced when fixing
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=62897">62897</a> that meant any value configured for
<code>skipMemoryLeakChecksOnJvmShutdown</code> on the
<code>Context</code> was ignored and the default was always used.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66331">66331</a>: Fix a regression in refactoring for <code>Stack</code>
on the <code>SystemLogHandler</code> which caught incorrect exception.
(lihan)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66338">66338</a>: Fix a regression that caused a nuance in refactoring
for <code>ErrorReportValve</code>. (lihan)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Escape values used to construct output for the
<code>JsonErrorReportValve</code> to ensure that it always outputs valid
JSON. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct the default implementation of
<code>HttpServletRequest.isTrailerFieldsReady()</code> to return
<code>true</code> so it is consistent with the default implementation of
<code>HttpServletRequest.getTrailerFields()</code> and with the Servlet
API provided by the Jakarta EE project. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Refactor <code>WebappLoader</code> so it only has a runtime dependency
on the migration tool for Jakarta EE if configured to use the converter
as classes are loaded. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Improve the behavior of the credential handler attribute that is set in
the Servlet context so that it actually reflects what is used during
authentication. (remm)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66359">66359</a>: Update javadoc for RemoteIpValve and RemoteIpFilter with
correct <code>protocolHeader</code> default value of "X-Forwarded-Proto".
(lihan)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Add support for the new attribute for error dispatches
<code>jakarta.servlet.error.query_string</code>. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update <code>ignoreAnnotation</code> attribute on <code>Context</code>
to dissociate it from <code>metadata-complete</code>. (remm)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M1_(markt)/Coyote">Coyote</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct the date format used with the expires attribute of HTTP cookies.
A single space rather than a single dash should be used to separate the
day, month and year components to be compliant with RFC 6265. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Include the name of the current stream state in the error message when a
stream is cancelled due to an attempt to write to the stream when it is
in a state that does not permit writes. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
NIO writes never return -1 so refactor <code>CLOSED_NIO_CHANNEL</code>
not to do so and remove checks for this return value. Based on
<a href="https://github.com/apache/tomcat/pull/562">#562</a> by tianshuang. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Remove unnecessary code that exposed the <code>asyncTimeout</code> to
components that never used it. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Ensure that all <code>MessageBytes</code> conversions to byte arrays are
valid for the configured character set and throw an exception if not.
(markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
When an HTTP/2 stream was reset, the current active stream count was not
reduced. If enough resets occurred on a connection, the current active
stream count limit was reached and no new streams could be created on
that connection. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M1_(markt)/Jasper">Jasper</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66294">66294</a>: Make the use of a privileged block to obtain the
thread context class loader added to address <a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=62080">62080</a> optional
and disabled by default. This is now controlled by the
<code>org.apache.el.GET_CLASSLOADER_USE_PRIVILEGED</code> system
property. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66317">66317</a>: Fix for Lambda coercion security manager missing
privileges. Based on pull request #557 by Isaac Rivera Rivas (lihan)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66325">66325</a>: Fix concurrency issue in evaluation of expression
language containing lambda expressions. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Update the <code>ErrorData</code> class in the JSP API to align with the
recent changes in the Jakarta Pages specification to support the new
error dispatch attribute
<code>jakarta.servlet.error.query_string</code>.
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M1_(markt)/Web_applications">Web applications</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66348">66348</a>: Update the JARs listed in the class loader
documentation and note which ones are optional. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Documentation. Replace references in the application developer's guide
to CVS with more general references to a source code control system.
(markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M1_(markt)/jdbc-pool">jdbc-pool</h4><div class="text">
<ul class="changelog">
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66346">66346</a>: Ensure all JDBC pool JARs are reproducible. Pull
request <a href="https://github.com/apache/tomcat/pull/566">#566</a> provided by John Neffenger. (markt)
</li>
</ul>
</div></div>
<div class="subsection"><h4 id="Tomcat_11.0.0-M1_(markt)/Other">Other</h4><div class="text">
<ul class="changelog">
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update to Commons Daemon 1.3.3. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
<a href="https://bz.apache.org/bugzilla/show_bug.cgi?id=66323">66323</a>: Move module start up parameters from
<code>JDK_JAVA_OPTIONS</code> to <code>JAVA_OPTS</code> now that the
minimum Java version is 11 and these options are always required.
(markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Chinese translations. Contributed by DigitalCat and
lihan. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to French translations. Contributed by Mathieu Bouchard.
(markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Japanese translations. Contributed by Shirayuking and
tak7iji. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Korean translations. (markt)
</li>
<li><img alt="Add: " class="icon" src="./images/add.gif">
Improvements to Spanish translations. (markt)
</li>
<li><img alt="Fix: " class="icon" src="./images/fix.gif">
Correct a regression in the removal of the APR connector that broke
Graal native image support. Pull request <a href="https://github.com/apache/tomcat/pull/564">#564</a> provided by
S&eacute;bastien Deleuze. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the packaged version of the Apache Tomcat Native Library to 2.0.2
to pick up the Windows binaries built with with OpenSSL 3.0.7. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the packaged version of the Apache Tomcat Migration Tool for
Jakarta EE to 1.0.5. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refactor code base to replace use of URL constructors. While they are
deprecated in Java 20 onwards, the reasons for deprecation are valid for
all versions so move away from them now. (markt)
</li>
<li><img alt="Code: " class="icon" src="./images/code.gif">
Refine the Tomcat native image metadata to avoid including unintended
non-Tomcat resources. Pull request <a href="https://github.com/apache/tomcat/pull/569">#569</a> provided by S&eacute;bastien
Deleuze. (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons BCEL to b015e90 (2022-11-28,
6.7.0-RC1). (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons Codec to ae32a3f (2022-11-29,
1.16-SNAPSHOT). (markt)
</li>
<li><img alt="Update: " class="icon" src="./images/update.gif">
Update the internal fork of Apache Commons FileUpload to aa8eff6
(2022-11-29, 2.0-SNAPSHOT). (markt)
</li>
</ul>
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