|
ActiveMQ example source code file (MessageId.java)
The ActiveMQ MessageId.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.command; /** * @openwire:marshaller code="110" * */ public class MessageId implements DataStructure, Comparable<MessageId> { public static final byte DATA_STRUCTURE_TYPE = CommandTypes.MESSAGE_ID; protected ProducerId producerId; protected long producerSequenceId; protected long brokerSequenceId; private transient String key; private transient int hashCode; public MessageId() { this.producerId = new ProducerId(); } public MessageId(ProducerInfo producerInfo, long producerSequenceId) { this.producerId = producerInfo.getProducerId(); this.producerSequenceId = producerSequenceId; } public MessageId(String messageKey) { setValue(messageKey); } public MessageId(String producerId, long producerSequenceId) { this(new ProducerId(producerId), producerSequenceId); } public MessageId(ProducerId producerId, long producerSequenceId) { this.producerId = producerId; this.producerSequenceId = producerSequenceId; } /** * Sets the value as a String */ public void setValue(String messageKey) { key = messageKey; // Parse off the sequenceId int p = messageKey.lastIndexOf(":"); if (p >= 0) { producerSequenceId = Long.parseLong(messageKey.substring(p + 1)); messageKey = messageKey.substring(0, p); } producerId = new ProducerId(messageKey); } /** * Sets the transient text view of the message which will be ignored if the * message is marshaled on a transport; so is only for in-JVM changes to * accommodate foreign JMS message IDs */ public void setTextView(String key) { this.key = key; } public byte getDataStructureType() { return DATA_STRUCTURE_TYPE; } public boolean equals(Object o) { if (this == o) { return true; } if (o == null || o.getClass() != getClass()) { return false; } MessageId id = (MessageId)o; return producerSequenceId == id.producerSequenceId && producerId.equals(id.producerId); } public int hashCode() { if (hashCode == 0) { hashCode = producerId.hashCode() ^ (int)producerSequenceId; } return hashCode; } public String toString() { if (key == null) { key = producerId.toString() + ":" + producerSequenceId; } return key; } /** * @openwire:property version=1 cache=true */ public ProducerId getProducerId() { return producerId; } public void setProducerId(ProducerId producerId) { this.producerId = producerId; } /** * @openwire:property version=1 */ public long getProducerSequenceId() { return producerSequenceId; } public void setProducerSequenceId(long producerSequenceId) { this.producerSequenceId = producerSequenceId; } /** * @openwire:property version=1 */ public long getBrokerSequenceId() { return brokerSequenceId; } public void setBrokerSequenceId(long brokerSequenceId) { this.brokerSequenceId = brokerSequenceId; } public boolean isMarshallAware() { return false; } public MessageId copy() { MessageId copy = new MessageId(producerId, producerSequenceId); copy.key = key; copy.brokerSequenceId = brokerSequenceId; return copy; } /** * @param o * @return * @see java.lang.Comparable#compareTo(java.lang.Object) */ public int compareTo(MessageId other) { int result = -1; if (other != null) { result = this.toString().compareTo(other.toString()); } return result; } } Other ActiveMQ examples (source code examples)Here is a short list of links related to this ActiveMQ MessageId.java source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.