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.broker.region.policy; 018 019import org.apache.activemq.broker.Broker; 020import org.apache.activemq.broker.ConnectionContext; 021import org.apache.activemq.broker.region.MessageReference; 022import org.apache.activemq.broker.region.SubscriptionRecovery; 023import org.apache.activemq.broker.region.Topic; 024import org.apache.activemq.command.ActiveMQDestination; 025import org.apache.activemq.command.Message; 026 027/** 028 * This SubscriptionRecoveryPolicy disable recovery of messages. 029 * 030 * @org.apache.xbean.XBean 031 * 032 */ 033public class NoSubscriptionRecoveryPolicy implements SubscriptionRecoveryPolicy { 034 035 public SubscriptionRecoveryPolicy copy() { 036 // This object is immutable 037 return this; 038 } 039 040 public boolean add(ConnectionContext context, MessageReference node) throws Exception { 041 return true; 042 } 043 044 public void recover(ConnectionContext context, Topic topic, SubscriptionRecovery sub) throws Exception { 045 } 046 047 public void start() throws Exception { 048 } 049 050 public void stop() throws Exception { 051 } 052 053 public Message[] browse(ActiveMQDestination dest) throws Exception { 054 return new Message[0]; 055 } 056 057 public void setBroker(Broker broker) { 058 } 059 060}