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Posted to dev@tomcat.apache.org by ma...@apache.org on 2014/09/08 15:12:08 UTC
svn commit: r1623385 - in /tomcat/tc7.0.x/trunk: ./
webapps/docs/changelog.xml webapps/docs/class-loader-howto.xml
Author: markt
Date: Mon Sep 8 13:12:07 2014
New Revision: 1623385
URL: http://svn.apache.org/r1623385
Log:
Update class loader how-to to reflect new position of system class loader in loading order.
Add a note the the original fix about the change in order.
Modified:
tomcat/tc7.0.x/trunk/ (props changed)
tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml
tomcat/tc7.0.x/trunk/webapps/docs/class-loader-howto.xml
Propchange: tomcat/tc7.0.x/trunk/
------------------------------------------------------------------------------
Merged /tomcat/trunk:r1623384
Modified: tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml
URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml?rev=1623385&r1=1623384&r2=1623385&view=diff
==============================================================================
--- tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc7.0.x/trunk/webapps/docs/changelog.xml Mon Sep 8 13:12:07 2014
@@ -1066,7 +1066,9 @@
that prevents web applications from trying to override J2SE
implementation classes. As part of this fix, refactor the way a null
parent class loader is handled which enables a number of null checks and
- object creation calls to be removed. (markt)
+ object creation calls to be removed. Note that this change means that,
+ by default, the web application class loader is now a higher priority
+ for loading classes than the system class loader. (markt)
</fix>
<fix>
<bug>55958</bug>: Differentiate between <code>foo.war</code> the WAR
Modified: tomcat/tc7.0.x/trunk/webapps/docs/class-loader-howto.xml
URL: http://svn.apache.org/viewvc/tomcat/tc7.0.x/trunk/webapps/docs/class-loader-howto.xml?rev=1623385&r1=1623384&r2=1623385&view=diff
==============================================================================
--- tomcat/tc7.0.x/trunk/webapps/docs/class-loader-howto.xml (original)
+++ tomcat/tc7.0.x/trunk/webapps/docs/class-loader-howto.xml Mon Sep 8 13:12:07 2014
@@ -184,10 +184,20 @@ All other class loaders in Tomcat follow
loading looks in the following repositories, in this order:</p>
<ul>
<li>Bootstrap classes of your JVM</li>
-<li>System class loader classes (described above)</li>
<li><em>/WEB-INF/classes</em> of your web application</li>
<li><em>/WEB-INF/lib/*.jar</em> of your web application</li>
+<li>System class loader classes (described above)</li>
+<li>Common class loader classes (described above)</li>
+</ul>
+
+<p>If the web application class loader is configuered with
+<code>delegate="true"</code> then the order becomes:</p>
+<ul>
+<li>Bootstrap classes of your JVM</li>
+<li>System class loader classes (described above)</li>
<li>Common class loader classes (described above)</li>
+<li><em>/WEB-INF/classes</em> of your web application</li>
+<li><em>/WEB-INF/lib/*.jar</em> of your web application</li>
</ul>
</section>
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