bs/framework/com/behosoft/util/DtoXmlUtils.java

/** 
 * 
 * Copyright (c) behosoft Co.,Ltd. 
 * All Rights Reserved.
 * 
 * This software is the confidential and proprietary information of behosoft.
 * (Social Security Department). You shall not disclose such
 * Confidential Information and shall use it only in accordance with 
 * the terms of the license agreement you entered into with behosoft. 
 *
 * Distributable under GNU LGPL license by gnu.org
 */
package com.behosoft.util;

import java.io.IOException;
import java.io.StringReader;
import java.io.StringWriter;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * <p>
 * Title: 百弘电商物流标准版_[]_[模块名]
 * </p>
 * <p>
 * Description: [描述该类概要功能介绍]
 * </p>
 * 
 * @author jiangyonghua
 * @version 1.0 2013-10-17
 * @author (lastest modification by )
 * @since 1.0
 */
public class DtoXmlUtils {
	public final static Log log = LogFactory.getLog(DtoXmlUtils.class);

	public static Map<String, Marshaller> marshallerMap = new HashMap<String, Marshaller>();

	public static Map<String, Unmarshaller> UnmarshallerMap = new HashMap<String, Unmarshaller>();

	public static synchronized String DtoToXml(Object dtoObject) throws Exception {
		String xml = "";
		StringWriter stringWriter = new StringWriter();
		try {
			String className = dtoObject.getClass().getName();
			Marshaller marshaller_res = null;
			if (marshallerMap.containsKey(className)) {
				marshaller_res = marshallerMap.get(className);
			}
			else {
				marshaller_res = JAXBContext.newInstance(dtoObject.getClass()).createMarshaller();
				marshallerMap.put(className, marshaller_res);
			}
			marshaller_res.marshal(dtoObject, stringWriter);
			xml = stringWriter.toString();
			stringWriter.flush();
		}
		catch (Exception ex) {
			System.out.println("toxml" + ex.toString());
			throw ex;
		}
		finally {
			try {
				if (stringWriter != null)
					stringWriter.close();
			}
			catch (IOException e) {
				e.printStackTrace();
			}
		}
		return xml;
	}

	public static synchronized Object xmlToDto(String xml, Class classType) throws Exception {
		Object obj = null;
		try {
			Unmarshaller unmarshaller_req = null;
			String className = classType.getName();
			if (UnmarshallerMap.containsKey(className)) {
				unmarshaller_req = UnmarshallerMap.get(className);
			}
			else {
				unmarshaller_req = JAXBContext.newInstance(classType).createUnmarshaller();
				UnmarshallerMap.put(className, unmarshaller_req);
			}
			obj = unmarshaller_req.unmarshal(new StringReader(xml));
		}
		catch (Exception ex) {
			System.out.println("todto" + ex.toString());
			throw ex;
		}
		return obj;
	}

}