1 files changed, 132 insertions, 0 deletions
diff --git a/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/QueueDeleteHandler.java b/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/QueueDeleteHandler.java
new file mode 100644
index 0000000000..3d58ec2133
--- /dev/null
+++ b/trunk/qpid/java/broker/src/main/java/org/apache/qpid/server/handler/QueueDeleteHandler.java
@@ -0,0 +1,132 @@
+/*
+ *
+ * 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.server.handler;
+
+import org.apache.qpid.AMQException;
+import org.apache.qpid.framing.QueueDeleteBody;
+import org.apache.qpid.framing.QueueDeleteOkBody;
+import org.apache.qpid.framing.MethodRegistry;
+import org.apache.qpid.protocol.AMQConstant;
+import org.apache.qpid.server.protocol.AMQProtocolSession;
+import org.apache.qpid.server.queue.QueueRegistry;
+import org.apache.qpid.server.queue.AMQQueue;
+import org.apache.qpid.server.state.AMQStateManager;
+import org.apache.qpid.server.state.StateAwareMethodListener;
+import org.apache.qpid.server.store.MessageStore;
+import org.apache.qpid.server.store.DurableConfigurationStore;
+import org.apache.qpid.server.virtualhost.VirtualHost;
+import org.apache.qpid.server.AMQChannel;
+import org.apache.qpid.server.security.access.Permission;
+
+public class QueueDeleteHandler implements StateAwareMethodListener<QueueDeleteBody>
+{
+    private static final QueueDeleteHandler _instance = new QueueDeleteHandler();
+
+    public static QueueDeleteHandler getInstance()
+    {
+        return _instance;
+    }
+
+    private final boolean _failIfNotFound;
+
+    public QueueDeleteHandler()
+    {
+        this(true);
+    }
+
+    public QueueDeleteHandler(boolean failIfNotFound)
+    {
+        _failIfNotFound = failIfNotFound;
+
+    }
+
+    public void methodReceived(AMQStateManager stateManager, QueueDeleteBody body, int channelId) throws AMQException
+    {
+        AMQProtocolSession session = stateManager.getProtocolSession();
+        VirtualHost virtualHost = session.getVirtualHost();
+        QueueRegistry queueRegistry = virtualHost.getQueueRegistry();
+        DurableConfigurationStore store = virtualHost.getDurableConfigurationStore();
+
+        AMQQueue queue;
+        if (body.getQueue() == null)
+        {
+            AMQChannel channel = session.getChannel(channelId);
+
+            if (channel == null)
+            {
+                throw body.getChannelNotFoundException(channelId);
+            }
+
+            //get the default queue on the channel:            
+            queue = channel.getDefaultQueue();
+        }
+        else
+        {
+            queue = queueRegistry.getQueue(body.getQueue());
+        }
+
+        if (queue == null)
+        {
+            if (_failIfNotFound)
+            {
+                throw body.getChannelException(AMQConstant.NOT_FOUND, "Queue " + body.getQueue() + " does not exist.");
+            }
+        }
+        else
+        {
+            if (body.getIfEmpty() && !queue.isEmpty())
+            {
+                throw body.getChannelException(AMQConstant.IN_USE, "Queue: " + body.getQueue() + " is not empty.");
+            }
+            else if (body.getIfUnused() && !queue.isUnused())
+            {
+                // TODO - Error code
+                throw body.getChannelException(AMQConstant.IN_USE, "Queue: " + body.getQueue() + " is still used.");
+
+            }
+            else
+            {
+                
+                //Perform ACLs
+                if (!virtualHost.getAccessManager().authoriseDelete(session, queue))
+                {
+                    throw body.getConnectionException(AMQConstant.ACCESS_REFUSED, "Permission denied");
+                }
+                else if (queue.isExclusive() && !queue.isDurable() && queue.getExclusiveOwner() != session)
+                {
+                    throw body.getConnectionException(AMQConstant.NOT_ALLOWED,
+                                                      "Queue " + queue.getName() + " is exclusive, but not created on this Connection.");
+                }
+                int purged = queue.delete();
+
+
+                if (queue.isDurable())
+                {
+                    store.removeQueue(queue);
+                }
+
+                MethodRegistry methodRegistry = session.getMethodRegistry();
+                QueueDeleteOkBody responseBody = methodRegistry.createQueueDeleteOkBody(purged);
+                session.writeFrame(responseBody.generateFrame(channelId));
+            }
+        }
+    }
+}