1 files changed, 133 insertions, 0 deletions
diff --git a/qpid/java/amqp-1-0-client-jms/src/main/java/org/apache/qpid/amqp_1_0/jms/impl/TopicSubscriberImpl.java b/qpid/java/amqp-1-0-client-jms/src/main/java/org/apache/qpid/amqp_1_0/jms/impl/TopicSubscriberImpl.java
new file mode 100644
index 0000000000..52d8c412ec
--- /dev/null
+++ b/qpid/java/amqp-1-0-client-jms/src/main/java/org/apache/qpid/amqp_1_0/jms/impl/TopicSubscriberImpl.java
@@ -0,0 +1,133 @@
+/*
+ * 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.amqp_1_0.jms.impl;
+
+import org.apache.qpid.amqp_1_0.client.AcknowledgeMode;
+import org.apache.qpid.amqp_1_0.client.Receiver;
+import org.apache.qpid.amqp_1_0.jms.Topic;
+import org.apache.qpid.amqp_1_0.jms.TopicSubscriber;
+import org.apache.qpid.amqp_1_0.type.AmqpErrorException;
+import org.apache.qpid.amqp_1_0.type.Symbol;
+import org.apache.qpid.amqp_1_0.type.messaging.Filter;
+import org.apache.qpid.amqp_1_0.type.messaging.StdDistMode;
+import org.apache.qpid.amqp_1_0.type.transport.*;
+
+import javax.jms.*;
+import java.util.Map;
+
+public class TopicSubscriberImpl extends MessageConsumerImpl implements TopicSubscriber
+{
+
+    TopicSubscriberImpl(String name,
+                        boolean durable,
+                        final Topic destination,
+                        final SessionImpl session,
+                        final String selector,
+                        final boolean noLocal)
+            throws JMSException
+    {
+        super(destination, session, selector, noLocal, name, durable);
+        setTopicSubscriber(true);
+    }
+
+    TopicSubscriberImpl(final Topic destination,
+                        final SessionImpl session,
+                        final String selector,
+                        final boolean noLocal)
+            throws JMSException
+    {
+        super(destination, session, selector, noLocal);
+        setTopicSubscriber(true);
+    }
+
+    public TopicImpl getTopic() throws JMSException
+    {
+        return (TopicImpl) getDestination();
+    }
+
+
+    protected Receiver createClientReceiver() throws JMSException
+    {
+        try
+        {
+            String address = getDestination().getAddress();
+            Receiver receiver = getSession().getClientSession().createReceiver(address,
+                                                                               StdDistMode.COPY, AcknowledgeMode.ALO,
+                                                                               getLinkName(), isDurable(), getFilters(),
+                                                                               null);
+            String actualAddress = receiver.getAddress();
+
+            @SuppressWarnings("unchecked")
+            Map<Symbol, Filter> actualFilters  = (Map<Symbol, Filter>) receiver.getFilter();
+
+            if(!address.equals(actualAddress) || !filtersEqual(getFilters(), actualFilters))
+            {
+                receiver.close();
+                if(isDurable())
+                {
+                    receiver = getSession().getClientSession().createReceiver(address,
+                            StdDistMode.COPY, AcknowledgeMode.ALO,
+                            getLinkName(), false, getFilters(),
+                            null);
+                    receiver.close();
+                }
+                receiver = getSession().getClientSession().createReceiver(address,
+                                                                          StdDistMode.COPY, AcknowledgeMode.ALO,
+                                                                          getLinkName(), isDurable(), getFilters(),
+                                                                          null);
+            }
+
+
+            return receiver;
+        }
+        catch (AmqpErrorException e)
+        {
+            org.apache.qpid.amqp_1_0.type.transport.Error error = e.getError();
+            if(AmqpError.INVALID_FIELD.equals(error.getCondition()))
+            {
+                throw new InvalidSelectorException(e.getMessage());
+            }
+            else
+            {
+                throw new JMSException(e.getMessage(), error.getCondition().getValue().toString());
+
+            }
+
+        }
+    }
+
+    private boolean filtersEqual(Map<Symbol, Filter> filters, Map<Symbol, Filter> actualFilters)
+    {
+        if(filters == null || filters.isEmpty())
+        {
+            return actualFilters == null || actualFilters.isEmpty();
+        }
+        else
+        {
+            return actualFilters != null && filters.equals(actualFilters);
+        }
+
+    }
+
+
+    protected void closeUnderlyingReceiver(Receiver receiver)
+    {
+        receiver.close();
+    }
+}