1 files changed, 119 insertions, 0 deletions
diff --git a/trunk/qpid/java/client/src/main/java/org/apache/qpid/client/handler/ChannelCloseMethodHandler.java b/trunk/qpid/java/client/src/main/java/org/apache/qpid/client/handler/ChannelCloseMethodHandler.java
new file mode 100644
index 0000000000..2cf19bf391
--- /dev/null
+++ b/trunk/qpid/java/client/src/main/java/org/apache/qpid/client/handler/ChannelCloseMethodHandler.java
@@ -0,0 +1,119 @@
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+package org.apache.qpid.client.handler;
+
+import org.apache.qpid.AMQChannelClosedException;
+import org.apache.qpid.AMQException;
+import org.apache.qpid.AMQInvalidRoutingKeyException;
+import org.apache.qpid.client.AMQNoConsumersException;
+import org.apache.qpid.client.AMQNoRouteException;
+import org.apache.qpid.client.protocol.AMQProtocolSession;
+import org.apache.qpid.client.state.StateAwareMethodListener;
+import org.apache.qpid.framing.AMQFrame;
+import org.apache.qpid.framing.AMQShortString;
+import org.apache.qpid.framing.ChannelCloseBody;
+import org.apache.qpid.framing.ChannelCloseOkBody;
+import org.apache.qpid.protocol.AMQConstant;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ChannelCloseMethodHandler implements StateAwareMethodListener<ChannelCloseBody>
+{
+    private static final Logger _logger = LoggerFactory.getLogger(ChannelCloseMethodHandler.class);
+
+    private static ChannelCloseMethodHandler _handler = new ChannelCloseMethodHandler();
+
+    public static ChannelCloseMethodHandler getInstance()
+    {
+        return _handler;
+    }
+
+    public void methodReceived(AMQProtocolSession session, ChannelCloseBody method, int channelId)
+            throws AMQException
+    {
+        _logger.debug("ChannelClose method received");
+
+        AMQConstant errorCode = AMQConstant.getConstant(method.getReplyCode());
+        AMQShortString reason = method.getReplyText();
+        if (_logger.isDebugEnabled())
+        {
+            _logger.debug("Channel close reply code: " + errorCode + ", reason: " + reason);
+        }
+
+        ChannelCloseOkBody body = session.getMethodRegistry().createChannelCloseOkBody();
+        AMQFrame frame = body.generateFrame(channelId);
+        session.writeFrame(frame);
+        try
+        {
+            if (errorCode != AMQConstant.REPLY_SUCCESS)
+            {
+                if (_logger.isDebugEnabled())
+                {
+                    _logger.debug("Channel close received with errorCode " + errorCode + ", and reason " + reason);
+                }
+
+                if (errorCode == AMQConstant.NO_CONSUMERS)
+                {
+                    throw new AMQNoConsumersException("Error: " + reason, null, null);
+                }
+                else if (errorCode == AMQConstant.NO_ROUTE)
+                {
+                    throw new AMQNoRouteException("Error: " + reason, null, null);
+                }
+                else if (errorCode == AMQConstant.INVALID_ARGUMENT)
+                {
+                    _logger.debug("Broker responded with Invalid Argument.");
+
+                    throw new org.apache.qpid.AMQInvalidArgumentException(String.valueOf(reason), null);
+                }
+                else if (errorCode == AMQConstant.INVALID_ROUTING_KEY)
+                {
+                    _logger.debug("Broker responded with Invalid Routing Key.");
+
+                    throw new AMQInvalidRoutingKeyException(String.valueOf(reason), null);
+                }
+                else
+                {
+
+                    throw new AMQChannelClosedException(errorCode, "Error: " + reason, null);
+                }
+
+            }
+        }
+        finally
+        {
+            // fixme why is this only done when the close is expected...
+            // should the above forced closes not also cause a close?
+            // ----------
+            // Closing the session only when it is expected allows the errors to be processed
+            // Calling this here will prevent failover. So we should do this for all exceptions
+            // that should never cause failover. Such as authentication errors.
+            // ----
+            // 2009-09-07 - ritchiem
+            // calling channelClosed will only close this session and will not
+            // prevent failover. If we don't close the session here then we will
+            // have problems during the session close as it will attempt to
+            // close the session that the broker has closed, 
+
+            session.channelClosed(channelId, errorCode, String.valueOf(reason));
+        }
+    }
+}