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 */ 017 package org.apache.activemq.kaha; 018 019 import java.io.Externalizable; 020 import java.io.IOException; 021 import java.io.ObjectInput; 022 import java.io.ObjectOutput; 023 024 import org.apache.activemq.util.IOHelper; 025 026 /** 027 * Used by RootContainers 028 * 029 * 030 */ 031 public class ContainerId implements Externalizable { 032 private static final long serialVersionUID = -8883779541021821943L; 033 private Object key; 034 private String dataContainerName; 035 036 public ContainerId() { 037 } 038 039 public ContainerId(Object key, String dataContainerName) { 040 this.key = key; 041 this.dataContainerName = dataContainerName; 042 } 043 044 /** 045 * @return Returns the dataContainerPrefix. 046 */ 047 public String getDataContainerName() { 048 return dataContainerName; 049 } 050 051 /** 052 * @return Returns the key. 053 */ 054 public Object getKey() { 055 return key; 056 } 057 058 public int hashCode() { 059 return key.hashCode() ^ dataContainerName.hashCode(); 060 } 061 062 public boolean equals(Object obj) { 063 if (obj == null || obj.getClass() != ContainerId.class) { 064 return false; 065 } 066 ContainerId other = (ContainerId)obj; 067 return other.key.equals(this.key) && other.dataContainerName.equals(this.dataContainerName); 068 } 069 070 public void writeExternal(ObjectOutput out) throws IOException { 071 out.writeUTF(getDataContainerName()); 072 out.writeObject(key); 073 } 074 075 public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException { 076 dataContainerName = in.readUTF(); 077 key = in.readObject(); 078 } 079 080 public String toString() { 081 return "CID{" + dataContainerName + ":" + key + "}"; 082 } 083 }