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ActiveMQ example source code file (SubscriptionRecoveryPolicy.java)

This example ActiveMQ source code file (SubscriptionRecoveryPolicy.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - ActiveMQ tags/keywords

exception, exception, message, messagereference, service, subscriptionrecovery, subscriptionrecovery, subscriptionrecoverypolicy, subscriptionrecoverypolicy, topic, topic

The ActiveMQ SubscriptionRecoveryPolicy.java source code

/**
 * 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.broker.region.policy;


import org.apache.activemq.Service;
import org.apache.activemq.broker.Broker;
import org.apache.activemq.broker.ConnectionContext;
import org.apache.activemq.broker.region.MessageReference;
import org.apache.activemq.broker.region.SubscriptionRecovery;
import org.apache.activemq.broker.region.Topic;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.Message;

/**
 * Abstraction to allow different recovery policies to be plugged
 * into the region implementations.  This is used by a topic to retroactively recover
 * messages that the subscription missed.
 * 
 * 
 */
public interface SubscriptionRecoveryPolicy extends Service {
    
    /**
     * A message was sent to the destination.
     * 
     * @param context
     * @param message 
     * @param node
     * @return true if successful
     * @throws Exception
     */
    boolean add(ConnectionContext context, MessageReference message) throws Exception;
    
    /**
     * Let a subscription recover message held by the policy.
     * 
     * @param context
     * @param topic
     * @param sub 
     * @param node
     * @throws Exception
     */
    void recover(ConnectionContext context, Topic topic, SubscriptionRecovery sub) throws Exception;
    
    
    /**
     * @param dest 
     * @return messages
     * @throws Exception 
     */
    Message[] browse(ActiveMQDestination dest) throws Exception;

    /**
     * Used to copy the policy object.
     * @return the copy
     */
    SubscriptionRecoveryPolicy copy();
    
    void setBroker(Broker broker);
}

Other ActiveMQ examples (source code examples)

Here is a short list of links related to this ActiveMQ SubscriptionRecoveryPolicy.java source code file:

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