From b36adffe71f782d676bcddf41997fec4d1f831d2 Mon Sep 17 00:00:00 2001
From: Dhiraj Bokde <dhirajsb@yahoo.com>
Date: Mon, 12 May 2014 20:25:11 -0700
Subject: [PATCH] Fixed AMQ-5160, removed redundant MQTTRetainedMessages

---
 .../transport/mqtt/MQTTRetainedMessages.java  | 95 -------------------
 1 file changed, 95 deletions(-)
 delete mode 100644 activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTRetainedMessages.java

diff --git a/activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTRetainedMessages.java b/activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTRetainedMessages.java
deleted file mode 100644
index 250366d5a9..0000000000
--- a/activemq-mqtt/src/main/java/org/apache/activemq/transport/mqtt/MQTTRetainedMessages.java
+++ /dev/null
@@ -1,95 +0,0 @@
-/**
- * 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.activemq.transport.mqtt;
-
-import org.apache.activemq.Service;
-import org.apache.activemq.broker.BrokerService;
-import org.apache.activemq.command.ActiveMQTopic;
-import org.apache.activemq.filter.DestinationMapNode;
-import org.apache.activemq.util.ServiceStopper;
-import org.apache.activemq.util.ServiceSupport;
-import org.fusesource.hawtbuf.Buffer;
-import org.fusesource.hawtbuf.UTF8Buffer;
-import org.fusesource.mqtt.codec.PUBLISH;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import java.util.HashSet;
-import java.util.Set;
-
-public class MQTTRetainedMessages extends ServiceSupport {
-    private static final Logger LOG = LoggerFactory.getLogger(MQTTRetainedMessages.class);
-    private static final Object LOCK = new Object();
-
-    DestinationMapNode retainedMessages = new DestinationMapNode(null);
-
-    private MQTTRetainedMessages(){
-    }
-
-    @Override
-    protected void doStop(ServiceStopper stopper) throws Exception {
-        synchronized (this) {
-            retainedMessages = new DestinationMapNode(null);
-        }
-    }
-
-    @Override
-    protected void doStart() throws Exception {
-    }
-
-   public void addMessage(ActiveMQTopic dest, PUBLISH publish){
-       synchronized (this) {
-           retainedMessages.set(dest.getDestinationPaths(), 0, publish);
-       }
-   }
-
-   public Set<PUBLISH> getMessages(ActiveMQTopic topic){
-       Set answer = new HashSet();
-       synchronized (this) {
-           retainedMessages.appendMatchingValues(answer, topic.getDestinationPaths(), 0);
-       }
-       return (Set<PUBLISH>)answer;
-   }
-
-    public static MQTTRetainedMessages getMQTTRetainedMessages(BrokerService broker){
-        MQTTRetainedMessages result = null;
-        if (broker != null){
-            synchronized (LOCK){
-               Service[] services = broker.getServices();
-               if (services != null){
-                   for (Service service:services){
-                       if (service instanceof MQTTRetainedMessages){
-                           return (MQTTRetainedMessages) service;
-                       }
-                   }
-               }
-               result = new MQTTRetainedMessages();
-                broker.addService(result);
-                if (broker != null && broker.isStarted()){
-                    try {
-                        result.start();
-                    } catch (Exception e) {
-                        LOG.warn("Couldn't start MQTTRetainedMessages");
-                    }
-                }
-            }
-        }
-
-
-        return result;
-    }
-}