/**
 *  Copyright 2008 biaoping.yin
 *
 *  Licensed 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.frameworkset.spi.remote.hession;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

import org.frameworkset.util.Assert;

import com.caucho.burlap.io.BurlapInput;
import com.caucho.burlap.io.BurlapOutput;
import com.caucho.burlap.server.BurlapSkeleton;

/**
 * <p> BurlapHandler.java</p>
 * <p> Description: </p>
 * <p> bboss workgroup </p>
 * <p> Copyright (c) 2009 </p>
 * 
 * @Date 2013-2-21 下午4:40:10
 * @author biaoping.yin
 * @version 1.0
 */
public class BurlapHandler extends AbstractHessionHandler{

	public BurlapHandler() {
		// TODO Auto-generated constructor stub
	}

	private BurlapSkeleton skeleton;


	public void afterPropertiesSet() {
		prepare();
	}

	/**
	 * Initialize this service exporter.
	 */
	public void prepare() {
		checkService();
		checkServiceInterface();
		this.skeleton = new BurlapSkeleton(getService(), getServiceInterface());
	}


	/**
	 * Perform an invocation on the exported object.
	 * @param inputStream the request stream
	 * @param outputStream the response stream
	 * @throws Throwable if invocation failed
	 */
	public void invoke(InputStream inputStream, OutputStream outputStream) throws Throwable {
		Assert.notNull(this.skeleton, "Burlap exporter has not been initialized");
		
		try {
			this.skeleton.invoke(new BurlapInput(inputStream), new BurlapOutput(outputStream));
		}
		finally {
			try {
				inputStream.close();
			}
			catch (IOException ex) {
				// ignore
			}
			try {
				outputStream.close();
			}
			catch (IOException ex) {
				// ignore
			}
		
		}
	}
}