ServiceDiscoveryRemoteClient.java

/**
 * Copyright (c) 2011, SOCIETIES Consortium (WATERFORD INSTITUTE OF TECHNOLOGY (TSSG), HERIOT-WATT UNIVERSITY (HWU), SOLUTA.NET 
 * (SN), GERMAN AEROSPACE CENTRE (Deutsches Zentrum fuer Luft- und Raumfahrt e.V.) (DLR), Zavod za varnostne tehnologije
 * informacijske družbe in elektronsko poslovanje (SETCCE), INSTITUTE OF COMMUNICATION AND COMPUTER SYSTEMS (ICCS), LAKE
 * COMMUNICATIONS (LAKE), INTEL PERFORMANCE LEARNING SOLUTIONS LTD (INTEL), PORTUGAL TELECOM INOVAÇÃO, SA (PTIN), IBM Corp., 
 * INSTITUT TELECOM (ITSUD), AMITEC DIACHYTI EFYIA PLIROFORIKI KAI EPIKINONIES ETERIA PERIORISMENIS EFTHINIS (AMITEC), TELECOM 
 * ITALIA S.p.a.(TI),  TRIALOG (TRIALOG), Stiftelsen SINTEF (SINTEF), NEC EUROPE LTD (NEC))
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following
 * conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
 *    disclaimer in the documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
 * SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.societies.platform.servicelifecycle.servicediscovery;

import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.TimeUnit;

import org.societies.api.internal.servicelifecycle.IServiceDiscoveryCallback;
import org.societies.api.schema.servicelifecycle.model.Service;

/**
 * The callback for a remote service discovery call
 *
 * @author mmanniox
 *
 */
public class ServiceDiscoveryRemoteClient implements IServiceDiscoveryCallback {

		List<Service> resultList;

		private final long TIMEOUT = 75;

		private BlockingQueue<List<Service>> returnList;		
		
		public ServiceDiscoveryRemoteClient(){
			
			returnList = new ArrayBlockingQueue<List<Service>>(1);
		}
		
		public void getResult(List<Service> services) {
			resultList = new ArrayList<Service>();
			
			for (int i = 0; i < services.size(); i++)
			{
				resultList.add(services.get(i));
			}
			
			setResultList(resultList);

		}


		/**
		 * @return the resultList
		 */
		public List<Service> getResultList() {
			try {
				return returnList.poll(TIMEOUT, TimeUnit.SECONDS);
			} catch (InterruptedException e) {
				e.printStackTrace();
				return null;
			}
		}


		/**
		 * @param resultList the resultList to set
		 */
		public void setResultList(List<Service> resultList) {
			try {
				returnList.put(resultList);
			} catch (InterruptedException e) {
				e.printStackTrace();
			}
		}


		 
}