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.util;
018    
019    import org.apache.activemq.command.SubscriptionInfo;
020    
021    public class SubscriptionKey {
022    
023        public final String clientId;
024        public final String subscriptionName;
025        private final int hashValue;
026    
027        public SubscriptionKey(SubscriptionInfo info) {
028            this(info.getClientId(), info.getSubscriptionName());
029        }
030    
031        public SubscriptionKey(String clientId, String subscriptionName) {
032            this.clientId = clientId;
033            this.subscriptionName = subscriptionName != null ? subscriptionName : "NOT_SET";
034            hashValue = clientId.hashCode() ^ this.subscriptionName.hashCode();
035        }
036    
037        public int hashCode() {
038            return hashValue;
039        }
040    
041        public boolean equals(Object o) {
042            try {
043                SubscriptionKey key = (SubscriptionKey)o;
044                return key.clientId.equals(clientId) && key.subscriptionName.equals(subscriptionName);
045            } catch (Throwable e) {
046                return false;
047            }
048        }
049    
050        public String toString() {
051            return clientId + ":" + subscriptionName;
052        }
053    
054        public String getClientId() {
055            return clientId;
056        }
057    
058        public String getSubscriptionName() {
059            return subscriptionName;
060        }
061    }