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Posted to dev@tomcat.apache.org by ma...@apache.org on 2017/04/06 11:01:42 UTC

svn commit: r1790376 - in /tomcat/trunk: java/org/apache/catalina/startup/Catalina.java java/org/apache/catalina/startup/Tomcat.java java/org/apache/tomcat/util/ExceptionUtils.java webapps/docs/changelog.xml

Author: markt
Date: Thu Apr  6 11:01:42 2017
New Revision: 1790376

URL: http://svn.apache.org/viewvc?rev=1790376&view=rev
Log:
Pre-load the ExceptionUtils class. Since the class is used extensively in error handling, it is prudent to pre-load it to avoid any failure to load this class masking the true problem during error handling.

Modified:
    tomcat/trunk/java/org/apache/catalina/startup/Catalina.java
    tomcat/trunk/java/org/apache/catalina/startup/Tomcat.java
    tomcat/trunk/java/org/apache/tomcat/util/ExceptionUtils.java
    tomcat/trunk/webapps/docs/changelog.xml

Modified: tomcat/trunk/java/org/apache/catalina/startup/Catalina.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/startup/Catalina.java?rev=1790376&r1=1790375&r2=1790376&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/startup/Catalina.java (original)
+++ tomcat/trunk/java/org/apache/catalina/startup/Catalina.java Thu Apr  6 11:01:42 2017
@@ -125,6 +125,7 @@ public class Catalina {
 
     public Catalina() {
         setSecurityProtection();
+        ExceptionUtils.preload();
     }
 
 

Modified: tomcat/trunk/java/org/apache/catalina/startup/Tomcat.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/startup/Tomcat.java?rev=1790376&r1=1790375&r2=1790376&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/startup/Tomcat.java (original)
+++ tomcat/trunk/java/org/apache/catalina/startup/Tomcat.java Thu Apr  6 11:01:42 2017
@@ -61,6 +61,7 @@ import org.apache.catalina.core.Standard
 import org.apache.catalina.core.StandardWrapper;
 import org.apache.catalina.realm.GenericPrincipal;
 import org.apache.catalina.realm.RealmBase;
+import org.apache.tomcat.util.ExceptionUtils;
 import org.apache.tomcat.util.buf.UriUtil;
 import org.apache.tomcat.util.descriptor.web.LoginConfig;
 
@@ -144,7 +145,7 @@ public class Tomcat {
     private final Map<String, Principal> userPrincipals = new HashMap<>();
 
     public Tomcat() {
-        // NOOP
+        ExceptionUtils.preload();
     }
 
     /**

Modified: tomcat/trunk/java/org/apache/tomcat/util/ExceptionUtils.java
URL: http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/tomcat/util/ExceptionUtils.java?rev=1790376&r1=1790375&r2=1790376&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/tomcat/util/ExceptionUtils.java (original)
+++ tomcat/trunk/java/org/apache/tomcat/util/ExceptionUtils.java Thu Apr  6 11:01:42 2017
@@ -57,4 +57,15 @@ public class ExceptionUtils {
         }
         return t;
     }
+
+
+    /**
+     * NO-OP method provided to enable simple pre-loading of this class. Since
+     * the class is used extensively in error handling, it is prudent to
+     * pre-load it to avoid any failure to load this class masking the true
+     * problem during error handling.
+     */
+    public static void preload() {
+        // NO-OP
+    }
 }

Modified: tomcat/trunk/webapps/docs/changelog.xml
URL: http://svn.apache.org/viewvc/tomcat/trunk/webapps/docs/changelog.xml?rev=1790376&r1=1790375&r2=1790376&view=diff
==============================================================================
--- tomcat/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/trunk/webapps/docs/changelog.xml Thu Apr  6 11:01:42 2017
@@ -70,6 +70,12 @@
         <code>/WEB-INF/lib</code> when running a web application from a packed
         WAR file. (markt)
       </fix>
+      <fix>
+        Pre-load the <code>ExceptionUtils</code> class. Since the class is used
+        extensively in error handling, it is prudent to pre-load it to avoid any
+        failure to load this class masking the true problem during error
+        handling. (markt)
+      </fix>
     </changelog>
   </subsection>
   <subsection name="Jasper">



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