1 files changed, 136 insertions, 0 deletions
diff --git a/java/cluster/src/main/java/org/apache/qpid/server/cluster/handler/ChannelQueueManager.java b/java/cluster/src/main/java/org/apache/qpid/server/cluster/handler/ChannelQueueManager.java
new file mode 100644
index 0000000000..cd25bd178a
--- /dev/null
+++ b/java/cluster/src/main/java/org/apache/qpid/server/cluster/handler/ChannelQueueManager.java
@@ -0,0 +1,136 @@
+/*
+ *
+ * Copyright (c) 2006 The Apache Software Foundation
+ *
+ * Licensed 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.server.cluster.handler;
+
+import org.apache.qpid.server.state.StateAwareMethodListener;
+import org.apache.qpid.server.state.AMQStateManager;
+import org.apache.qpid.server.queue.QueueRegistry;
+import org.apache.qpid.server.exchange.ExchangeRegistry;
+import org.apache.qpid.server.protocol.AMQProtocolSession;
+import org.apache.qpid.server.protocol.AMQMethodEvent;
+import org.apache.qpid.server.cluster.util.LogMessage;
+import org.apache.qpid.AMQException;
+import org.apache.qpid.framing.AMQMethodBody;
+import org.apache.qpid.framing.QueueDeclareBody;
+import org.apache.qpid.framing.QueueBindBody;
+import org.apache.qpid.framing.QueueDeleteBody;
+import org.apache.qpid.framing.BasicConsumeBody;
+import org.apache.log4j.Logger;
+
+import java.util.Map;
+import java.util.HashMap;
+
+/**
+ * Maintains the default queue names for a channel, and alters subsequent frames where necessary
+ * to use this (i.e. when no queue is explictly specified).
+ *
+ */
+class ChannelQueueManager
+{
+    private static final Logger _logger = Logger.getLogger(ChannelQueueManager.class);
+    private final Map<Integer, String> _channelQueues = new HashMap<Integer, String>();
+
+    ClusterMethodHandler<QueueDeclareBody> createQueueDeclareHandler()
+    {
+        return new QueueDeclareHandler();
+    }
+
+    ClusterMethodHandler<QueueDeleteBody> createQueueDeleteHandler()
+    {
+        return new QueueDeleteHandler();
+    }
+
+    ClusterMethodHandler<QueueBindBody> createQueueBindHandler()
+    {
+        return new QueueBindHandler();
+    }
+
+    ClusterMethodHandler<BasicConsumeBody> createBasicConsumeHandler()
+    {
+        return new BasicConsumeHandler();
+    }
+
+    private void set(int channel, String queue)
+    {
+        _channelQueues.put(channel, queue);
+        _logger.info(new LogMessage("Set default queue for {0} to {1}", channel, queue));
+    }
+
+    private String get(int channel)
+    {
+        String queue = _channelQueues.get(channel);
+        _logger.info(new LogMessage("Default queue for {0} is {1}", channel, queue));
+        return queue;
+    }
+
+    private class QueueDeclareHandler extends ClusterMethodHandler<QueueDeclareBody>
+    {
+        protected void peer(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<QueueDeclareBody> evt) throws AMQException
+        {
+        }
+
+        protected void client(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<QueueDeclareBody> evt) throws AMQException
+        {
+            set(evt.getChannelId(), evt.getMethod().queue);
+        }
+    }
+    private class QueueBindHandler extends ClusterMethodHandler<QueueBindBody>
+    {
+        protected void peer(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<QueueBindBody> evt) throws AMQException
+        {
+        }
+
+        protected void client(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<QueueBindBody> evt) throws AMQException
+        {
+            if(evt.getMethod().queue == null)
+            {
+                evt.getMethod().queue = get(evt.getChannelId());
+            }
+        }
+    }
+    private class QueueDeleteHandler extends ClusterMethodHandler<QueueDeleteBody>
+    {
+        protected void peer(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<QueueDeleteBody> evt) throws AMQException
+        {
+        }
+
+        protected void client(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<QueueDeleteBody> evt) throws AMQException
+        {
+            if(evt.getMethod().queue == null)
+            {
+                evt.getMethod().queue = get(evt.getChannelId());
+            }
+        }
+    }
+
+    private class BasicConsumeHandler extends ClusterMethodHandler<BasicConsumeBody>
+    {
+        protected void peer(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<BasicConsumeBody> evt) throws AMQException
+        {
+        }
+
+        protected void client(AMQStateManager stateMgr, QueueRegistry queues, ExchangeRegistry exchanges, AMQProtocolSession session, AMQMethodEvent<BasicConsumeBody> evt) throws AMQException
+        {
+            if(evt.getMethod().queue == null)
+            {
+                evt.getMethod().queue = get(evt.getChannelId());
+            }
+        }
+    }
+
+}