367048 improved handleRequest guard for suspended requests

jetty-server/src/main/java/org/eclipse/jetty/server/AsyncContinuation.java

@@ -203,6 +203,25 @@ public class AsyncContinuation implements AsyncContext, Continuation
             }
         }
     }
+    
+    /* ------------------------------------------------------------ */
+    public boolean isDispatchable()
+    {
+        synchronized(this)
+        {
+            switch(_state)
+            {
+                case __REDISPATCH:
+                case __REDISPATCHED:
+                case __REDISPATCHING:
+                case __COMPLETING:
+                    return true;
+                    
+                default:
+                    return false;   
+            }
+        }
+    }
 
     /* ------------------------------------------------------------ */
     @Override

jetty-server/src/main/java/org/eclipse/jetty/server/AsyncHttpConnection.java

@@ -62,8 +62,11 @@ public class AsyncHttpConnection extends AbstractHttpConnection implements Async
                 try
                 {
                     // Handle resumed request
-                    if (_request._async.isAsync() && !_request._async.isComplete())
+                    if (_request._async.isAsync())
-                        handleRequest();
+                    { 
+                       if ( _request._async.isDispatchable())
+                           handleRequest();
+                    }
                     // else Parse more input
                     else if (!_parser.isComplete() && _parser.parseAvailable())
                         progress=true;