Author: violetagg
Date: Wed Jun 11 01:49:21 2014
New Revision: 1601796

URL: http://svn.apache.org/r1601796
Log:
Provide a better error message when asynchronous operations are not supported 
by a filter or servlet. Patch provided by Romain Manni-Bucau. Issue was 
reported via users at tomcat.a.o.

Modified:
    tomcat/trunk/java/org/apache/catalina/connector/Request.java
    tomcat/trunk/webapps/docs/changelog.xml

Modified: tomcat/trunk/java/org/apache/catalina/connector/Request.java
URL: 
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/connector/Request.java?rev=1601796&r1=1601795&r2=1601796&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/connector/Request.java (original)
+++ tomcat/trunk/java/org/apache/catalina/connector/Request.java Wed Jun 11 
01:49:21 2014
@@ -1601,7 +1601,8 @@ public class Request
     public AsyncContext startAsync(ServletRequest request,
             ServletResponse response) {
         if (!isAsyncSupported()) {
-            throw new IllegalStateException("Not supported.");
+            throw new IllegalStateException(
+                    "A filter or servlet of the current chain does not support 
asynchronous operations.");
         }
 
         if (asyncContext == null) {

Modified: tomcat/trunk/webapps/docs/changelog.xml
URL: 
http://svn.apache.org/viewvc/tomcat/trunk/webapps/docs/changelog.xml?rev=1601796&r1=1601795&r2=1601796&view=diff
==============================================================================
--- tomcat/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/trunk/webapps/docs/changelog.xml Wed Jun 11 01:49:21 2014
@@ -130,6 +130,11 @@
         <bug>56600</bug>: In WebdavServlet: Do not waste time generating
         response for broken PROPFIND request. (kkolinko)
       </fix>
+      <fix>
+        Provide a better error message when asynchronous operations are not
+        supported by a filter or servlet. Patch provided by Romain Manni-Bucau.
+        (violetagg)
+      </fix>
     </changelog>
   </subsection>
   <subsection name="Coyote">



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