| /** |
| * 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.ActiveMQMessageAudit; |
| import org.apache.activemq.broker.region.MessageReference; |
| import org.apache.activemq.broker.region.Subscription; |
| import org.apache.activemq.command.ActiveMQDestination; |
| import org.apache.activemq.command.Message; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * A strategy for choosing which destination is used for dead letter queue |
| * messages. |
| * |
| * |
| */ |
| public abstract class AbstractDeadLetterStrategy implements DeadLetterStrategy { |
| private static final Logger LOG = LoggerFactory.getLogger(AbstractDeadLetterStrategy.class); |
| private boolean processNonPersistent = false; |
| private boolean processExpired = true; |
| private ActiveMQMessageAudit audit = new ActiveMQMessageAudit(); |
| |
| public boolean isSendToDeadLetterQueue(Message message) { |
| boolean result = false; |
| if (message != null) { |
| result = true; |
| if (audit.isDuplicate(message)) { |
| result = false; |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Not adding duplicate to DLQ: " + message.getMessageId() + ", dest: " + message.getDestination()); |
| } |
| } |
| if (!message.isPersistent() && !processNonPersistent) { |
| result = false; |
| } |
| if (message.isExpired() && !processExpired) { |
| result = false; |
| } |
| } |
| return result; |
| } |
| |
| /** |
| * @return the processExpired |
| */ |
| public boolean isProcessExpired() { |
| return this.processExpired; |
| } |
| |
| /** |
| * @param processExpired the processExpired to set |
| */ |
| public void setProcessExpired(boolean processExpired) { |
| this.processExpired = processExpired; |
| } |
| |
| /** |
| * @return the processNonPersistent |
| */ |
| public boolean isProcessNonPersistent() { |
| return this.processNonPersistent; |
| } |
| |
| /** |
| * @param processNonPersistent the processNonPersistent to set |
| */ |
| public void setProcessNonPersistent(boolean processNonPersistent) { |
| this.processNonPersistent = processNonPersistent; |
| } |
| |
| } |