001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.activemq.store;
018
019import java.io.IOException;
020import java.util.concurrent.Future;
021import org.apache.activemq.broker.ConnectionContext;
022import org.apache.activemq.command.ActiveMQDestination;
023import org.apache.activemq.command.Message;
024import org.apache.activemq.command.MessageAck;
025import org.apache.activemq.command.MessageId;
026import org.apache.activemq.command.SubscriptionInfo;
027import org.apache.activemq.usage.MemoryUsage;
028
029/**
030 * A simple proxy that delegates to another MessageStore.
031 */
032public class ProxyTopicMessageStore implements TopicMessageStore {
033
034    final TopicMessageStore delegate;
035
036    public ProxyTopicMessageStore(TopicMessageStore delegate) {
037        this.delegate = delegate;
038    }
039
040    public MessageStore getDelegate() {
041        return delegate;
042    }
043
044    public void addMessage(ConnectionContext context, Message message) throws IOException {
045        delegate.addMessage(context, message);
046    }
047
048    public Message getMessage(MessageId identity) throws IOException {
049        return delegate.getMessage(identity);
050    }
051
052    public void recover(MessageRecoveryListener listener) throws Exception {
053        delegate.recover(listener);
054    }
055
056    public void removeAllMessages(ConnectionContext context) throws IOException {
057        delegate.removeAllMessages(context);
058    }
059
060    public void removeMessage(ConnectionContext context, MessageAck ack) throws IOException {
061        delegate.removeMessage(context, ack);
062    }
063
064    public void start() throws Exception {
065        delegate.start();
066    }
067
068    public void stop() throws Exception {
069        delegate.stop();
070    }
071
072    public SubscriptionInfo lookupSubscription(String clientId, String subscriptionName) throws IOException {
073        return delegate.lookupSubscription(clientId, subscriptionName);
074    }
075
076    public void acknowledge(ConnectionContext context, String clientId, String subscriptionName,
077                            MessageId messageId, MessageAck ack) throws IOException {
078        delegate.acknowledge(context, clientId, subscriptionName, messageId, ack);
079    }
080
081    public void addSubsciption(SubscriptionInfo subscriptionInfo, boolean retroactive) throws IOException {
082        delegate.addSubsciption(subscriptionInfo, retroactive);
083    }
084
085    public void deleteSubscription(String clientId, String subscriptionName) throws IOException {
086        delegate.deleteSubscription(clientId, subscriptionName);
087    }
088
089    public void recoverSubscription(String clientId, String subscriptionName, MessageRecoveryListener listener)
090        throws Exception {
091        delegate.recoverSubscription(clientId, subscriptionName, listener);
092    }
093
094    public void recoverNextMessages(String clientId, String subscriptionName, int maxReturned,
095                                    MessageRecoveryListener listener) throws Exception {
096        delegate.recoverNextMessages(clientId, subscriptionName, maxReturned, listener);
097    }
098
099    public void resetBatching(String clientId, String subscriptionName) {
100        delegate.resetBatching(clientId, subscriptionName);
101    }
102
103    public ActiveMQDestination getDestination() {
104        return delegate.getDestination();
105    }
106
107    public SubscriptionInfo[] getAllSubscriptions() throws IOException {
108        return delegate.getAllSubscriptions();
109    }
110
111    public void setMemoryUsage(MemoryUsage memoryUsage) {
112        delegate.setMemoryUsage(memoryUsage);
113    }
114
115    public int getMessageCount(String clientId, String subscriberName) throws IOException {
116        return delegate.getMessageCount(clientId, subscriberName);
117    }
118
119    public int getMessageCount() throws IOException {
120        return delegate.getMessageCount();
121    }
122
123    public void recoverNextMessages(int maxReturned, MessageRecoveryListener listener) throws Exception {
124        delegate.recoverNextMessages(maxReturned, listener);
125
126    }
127
128    public void dispose(ConnectionContext context) {
129        delegate.dispose(context);
130    }
131
132    public void resetBatching() {
133        delegate.resetBatching();
134
135    }
136
137    public void setBatch(MessageId messageId) throws Exception {
138        delegate.setBatch(messageId);
139    }
140    
141    public boolean isEmpty() throws Exception {
142        return delegate.isEmpty();
143     }
144
145    public Future<Object> asyncAddTopicMessage(ConnectionContext context, Message message) throws IOException {
146        return delegate.asyncAddTopicMessage(context, message);
147     }
148
149    public Future<Object> asyncAddQueueMessage(ConnectionContext context, Message message) throws IOException {
150        return delegate.asyncAddQueueMessage(context, message);
151    }
152
153    public void removeAsyncMessage(ConnectionContext context, MessageAck ack) throws IOException {
154        delegate.removeAsyncMessage(context, ack);
155    }
156
157    public void setPrioritizedMessages(boolean prioritizedMessages) {
158        delegate.setPrioritizedMessages(prioritizedMessages);
159    }
160    
161    public boolean isPrioritizedMessages() {
162        return delegate.isPrioritizedMessages();
163    }
164}