1 files changed, 151 insertions, 0 deletions
diff --git a/trunk/qpid/java/client/src/main/java/org/apache/qpid/client/AMQTopic.java b/trunk/qpid/java/client/src/main/java/org/apache/qpid/client/AMQTopic.java
new file mode 100644
index 0000000000..40041afdc6
--- /dev/null
+++ b/trunk/qpid/java/client/src/main/java/org/apache/qpid/client/AMQTopic.java
@@ -0,0 +1,151 @@
+/*
+ *
+ * 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;
+
+import javax.jms.JMSException;
+import javax.jms.Topic;
+
+import org.apache.qpid.exchange.ExchangeDefaults;
+import org.apache.qpid.framing.AMQShortString;
+import org.apache.qpid.url.BindingURL;
+
+public class AMQTopic extends AMQDestination implements Topic
+{
+    /**
+     * Constructor for use in creating a topic using a BindingURL.
+     *
+     * @param binding The binding url object.
+     */
+    public AMQTopic(BindingURL binding)
+    {
+        super(binding);
+    }
+
+//    public AMQTopic(String exchangeName, String routingKey)
+//    {
+//        this(new AMQShortString(exchangeName), new AMQShortString(routingKey));
+//    }
+
+    public AMQTopic(AMQShortString exchange, AMQShortString routingKey, AMQShortString queueName)
+    {
+        super(exchange, ExchangeDefaults.TOPIC_EXCHANGE_CLASS, routingKey, true, true, queueName, false);
+    }
+
+    public AMQTopic(AMQShortString exchange, AMQShortString routingKey, AMQShortString queueName,AMQShortString[] bindingKeys)
+    {
+        super(exchange, ExchangeDefaults.TOPIC_EXCHANGE_CLASS, routingKey, true, true, queueName, false,bindingKeys);
+    }
+
+    public AMQTopic(AMQConnection conn, String routingKey)
+    {
+        this(conn.getDefaultTopicExchangeName(), new AMQShortString(routingKey));
+    }
+
+
+    public AMQTopic(AMQShortString exchangeName, String routingKey)
+    {
+        this(exchangeName, new AMQShortString(routingKey));
+    }
+
+    public AMQTopic(AMQShortString exchangeName, AMQShortString routingKey)
+    {
+        this(exchangeName, routingKey, null);
+    }
+
+    public AMQTopic(AMQShortString exchangeName, AMQShortString name, boolean isAutoDelete, AMQShortString queueName, boolean isDurable)
+    {
+        super(exchangeName, ExchangeDefaults.TOPIC_EXCHANGE_CLASS, name, true, isAutoDelete,
+              queueName, isDurable);
+    }
+
+    protected AMQTopic(AMQShortString exchangeName, AMQShortString exchangeClass, AMQShortString routingKey, boolean isExclusive,
+                               boolean isAutoDelete, AMQShortString queueName, boolean isDurable)
+    {
+        super(exchangeName, exchangeClass, routingKey, isExclusive, isAutoDelete, queueName, isDurable );
+    }
+
+    protected AMQTopic(AMQShortString exchangeName, AMQShortString exchangeClass, AMQShortString routingKey, boolean isExclusive,
+            boolean isAutoDelete, AMQShortString queueName, boolean isDurable,AMQShortString[] bindingKeys)
+    {
+        super(exchangeName, exchangeClass, routingKey, isExclusive, isAutoDelete, queueName, isDurable,bindingKeys);
+    }
+
+    public static AMQTopic createDurableTopic(AMQTopic topic, String subscriptionName, AMQConnection connection)
+            throws JMSException
+    {
+        return new AMQTopic(topic.getExchangeName(), topic.getRoutingKey(), false,
+                            getDurableTopicQueueName(subscriptionName, connection),
+                            true);
+    }
+
+    public static AMQTopic createDurable010Topic(AMQTopic topic, String subscriptionName, AMQConnection connection)
+            throws JMSException
+    {
+        return new AMQTopic(topic.getExchangeName(), ExchangeDefaults.TOPIC_EXCHANGE_CLASS, topic.getRoutingKey(), true, false,
+              getDurableTopicQueueName(subscriptionName, connection), true);
+    }
+
+    public static AMQShortString getDurableTopicQueueName(String subscriptionName, AMQConnection connection) throws JMSException
+    {
+        return new AMQShortString(connection.getClientID() + ":" + subscriptionName);
+    }
+
+    public String getTopicName() throws JMSException
+    {
+        return super.getRoutingKey().toString();
+    }
+
+    public AMQShortString getRoutingKey()
+    {
+        return super.getRoutingKey();
+    }
+
+    public boolean isNameRequired()
+    {
+        return !isDurable();
+    }
+
+    /**
+     * Override since the queue is always private and we must ensure it remains null. If not,
+     * reuse of the topic when registering consumers will make all consumers listen on the same (private) queue rather
+     * than getting their own (private) queue.
+     * <p/>
+     * This is relatively nasty but it is difficult to come up with a more elegant solution, given
+     * the requirement in the case on AMQQueue and possibly other AMQDestination subclasses to
+     * use the underlying queue name even where it is server generated.
+     */
+    public void setQueueName(String queueName)
+    {
+    }
+
+    public boolean equals(Object o)
+    {
+        return (o instanceof AMQTopic)
+               && ((AMQTopic)o).getExchangeName().equals(getExchangeName())
+               && ((AMQTopic)o).getRoutingKey().equals(getRoutingKey());
+
+    }
+
+    public int hashCode()
+    {
+        return getExchangeName().hashCode() + getRoutingKey().hashCode();
+    }
+}