From 7c21f856b84db3c6539b8a6c01efdcdbb8dd414f Mon Sep 17 00:00:00 2001
From: Martin Ritchie <ritchiem@apache.org>
Date: Sat, 11 Apr 2009 01:38:21 +0000
Subject: QPID-1779 : Fixed the close problem so that we only send
 Consumer/Session closes when we have a connnection available to send the
 frame.

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@764140 13f79535-47bb-0310-9956-ffa450edef68
---
 java/client/src/main/java/org/apache/qpid/client/AMQSession.java   | 7 +++++--
 .../src/main/java/org/apache/qpid/client/BasicMessageConsumer.java | 6 +++++-
 2 files changed, 10 insertions(+), 3 deletions(-)

(limited to 'java/client')

diff --git a/java/client/src/main/java/org/apache/qpid/client/AMQSession.java b/java/client/src/main/java/org/apache/qpid/client/AMQSession.java
index 2782505191..ea131dd565 100644
--- a/java/client/src/main/java/org/apache/qpid/client/AMQSession.java
+++ b/java/client/src/main/java/org/apache/qpid/client/AMQSession.java
@@ -633,6 +633,7 @@ public abstract class AMQSession<C extends BasicMessageConsumer, P extends Basic
         // Ensure we only try and close an open session.
         if (!_closed.getAndSet(true))
         {
+            _closing.set(true);
             synchronized (getFailoverMutex())
             {
                 // We must close down all producers and consumers in an orderly fashion. This is the only method
@@ -644,8 +645,10 @@ public abstract class AMQSession<C extends BasicMessageConsumer, P extends Basic
 
                     try
                     {
-                        // IF we are closing then send the close.
-                        if (_connection.isClosing())
+                        // If the connection is open or we are in the process
+                        // of closing the connection then send a cance
+                        // no point otherwise as the connection will be gone
+                        if (!_connection.isClosed() || _connection.isClosing())                        
                         {
                             sendClose(timeout);
                         }
diff --git a/java/client/src/main/java/org/apache/qpid/client/BasicMessageConsumer.java b/java/client/src/main/java/org/apache/qpid/client/BasicMessageConsumer.java
index a5f5e5f5fa..2dfecc80ac 100644
--- a/java/client/src/main/java/org/apache/qpid/client/BasicMessageConsumer.java
+++ b/java/client/src/main/java/org/apache/qpid/client/BasicMessageConsumer.java
@@ -543,6 +543,7 @@ public abstract class BasicMessageConsumer<U> extends Closeable implements Messa
 
         if (!_closed.getAndSet(true))
         {
+            _closing.set(true);
             if (_logger.isDebugEnabled())
             {
                 StackTraceElement[] stackTrace = Thread.currentThread().getStackTrace();
@@ -563,7 +564,10 @@ public abstract class BasicMessageConsumer<U> extends Closeable implements Messa
                 {
                     try
                     {
-                        if (!_connection.isClosing())
+                        // If the session is open or we are in the process
+                        // of closing the session then send a cance
+                        // no point otherwise as the connection will be gone
+                        if (!_session.isClosed() || _session.isClosing())
                         {
                             sendCancel();
                         }
-- 
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