trunk/activemq-ra/src/main/java/org/apache/activemq/ra/ActiveMQEndpointActivationKey.java

/**
 * 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.ra;

import javax.resource.spi.endpoint.MessageEndpointFactory;


public class ActiveMQEndpointActivationKey {
    private final MessageEndpointFactory messageEndpointFactory;
    private final MessageActivationSpec activationSpec;

    /**
     * For testing
     */ 
    protected ActiveMQEndpointActivationKey() {
        this(null, null);
    }

    /**
     * @param messageEndpointFactory
     * @param activationSpec
     */
    public ActiveMQEndpointActivationKey(MessageEndpointFactory messageEndpointFactory, MessageActivationSpec activationSpec) {
        this.messageEndpointFactory = messageEndpointFactory;
        this.activationSpec = activationSpec;
    }

    /**
     * @return Returns the activationSpec.
     */
    public MessageActivationSpec getActivationSpec() {
        return activationSpec;
    }

    /**
     * @return Returns the messageEndpointFactory.
     */
    public MessageEndpointFactory getMessageEndpointFactory() {
        return messageEndpointFactory;
    }


    /**
     * @see java.lang.Object#hashCode()
     */
    public int hashCode() {
        return messageEndpointFactory.hashCode() ^ activationSpec.hashCode();
    }

    /**
     * @see java.lang.Object#equals(java.lang.Object)
     */
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || !(obj instanceof ActiveMQEndpointActivationKey)) {
            return false;
        }
        ActiveMQEndpointActivationKey o = (ActiveMQEndpointActivationKey) obj;

        //Per the 12.4.9 spec: 
        //   MessageEndpointFactory does not implement equals()
        //   ActivationSpec does not implement equals()
        return o.activationSpec == activationSpec && o.messageEndpointFactory == messageEndpointFactory;
    }
}