1 /*** 2 * 3 * Copyright 2004 Protique Ltd 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 **/ 18 package org.codehaus.activemq.service; 19 20 import javax.jms.JMSException; 21 22 23 /*** 24 * A Topic based {@link MessageContainer} 25 * 26 * @version $Revision: 1.5 $ 27 */ 28 public interface TopicMessageContainer extends MessageContainer { 29 30 31 /*** 32 * Sets the last acknowleged message ID for the given subscriber in this 33 * container so that if we shut down and recover we know where to start 34 * replaying messages from. 35 * 36 * @param subscription 37 * @param messageIdentity 38 */ 39 public void setLastAcknowledgedMessageID(Subscription subscription, MessageIdentity messageIdentity) throws JMSException; 40 41 /*** 42 * A durable subscription has started so recovery any messages that are required. 43 * This method should find the last acknowledged message for the given subscription 44 * and then iterate through any further messages and those that match the subscription 45 * should be dispatched to this subscription so that they can be dispatched in the future 46 * 47 * @param subscription 48 */ 49 public void recoverSubscription(Subscription subscription) throws JMSException; 50 }