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 */
017 package org.apache.activemq.store;
018
019 import java.io.IOException;
020 import java.util.concurrent.Future;
021 import org.apache.activemq.broker.ConnectionContext;
022 import org.apache.activemq.command.ActiveMQDestination;
023 import org.apache.activemq.command.Message;
024 import org.apache.activemq.command.MessageAck;
025 import org.apache.activemq.command.MessageId;
026 import org.apache.activemq.command.SubscriptionInfo;
027 import org.apache.activemq.usage.MemoryUsage;
028
029 /**
030 * A simple proxy that delegates to another MessageStore.
031 */
032 public 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 }