tags/uima-as-2.4.2-rc1/uimaj-as-activemq/src/main/java/org/apache/uima/adapter/jms/client/ActiveMQConnectionValidator.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.uima.adapter.jms.client;

import javax.jms.Connection;

import org.apache.activemq.ActiveMQConnection;
import org.apache.uima.adapter.jms.ConnectionValidator;
/**
 * 
 * ActiveMQ specific class for determining if Broker connection
 * is valid.
 * 
 */
public class ActiveMQConnectionValidator implements ConnectionValidator {

  public synchronized boolean connectionClosedOrInvalid(Connection connection) {
    if ( connection == null ||
         ((ActiveMQConnection)connection).isClosed() ||
         ((ActiveMQConnection)connection).isClosing() ||
         ((ActiveMQConnection)connection).isTransportFailed()) {
      return true;
    }
    return false;
  }

}