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the base moudle of ibankapp series

There is a newer version: 1.0.0-beta.6

/*
 * iBankApp
 *
 * License : Apache License,Version 2.0, January 2004
 *
 * See the LICENSE file in English or LICENSE.zh_CN in chinese
 * in the root directory or .
 */

package org.ibankapp.base.util;

import java.io.StringReader;
import java.io.StringWriter;
import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Marshaller;
import javax.xml.bind.Unmarshaller;

/**
 * JAXB2应用类
 *
 * @author ibankapp
 * @author codelder
 * @since 1.0.0
 */
public class Jaxb2Util {

  /**
   * 将JavaBean转换为指定字符集的XML字符串.
   *
   * @param obj JavaBean
   * @param encoding 字符集编码
   * @return XML字符串
   * @throws JAXBException 转换错误
   */
  public static String convertToXml(Object obj, String encoding) throws JAXBException {

    JAXBContext context = JAXBContext.newInstance(obj.getClass());
    Marshaller marshaller = context.createMarshaller();
    marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
    marshaller.setProperty(Marshaller.JAXB_ENCODING, encoding);

    StringWriter writer = new StringWriter();
    marshaller.marshal(obj, writer);

    return writer.toString();

  }

  /**
   * 将xml转换为指定类型的JavaBean.
   *
   * @param xml xml字符串
   * @param tclass JavaBean类型
   * @param  JavaBean类型
   * @return JavaBean
   * @throws JAXBException 转换错误
   */
  @SuppressWarnings("unchecked")
  public static  T converyToJavaBean(String xml, Class tclass) throws JAXBException {

    JAXBContext context = JAXBContext.newInstance(tclass);
    Unmarshaller unmarshaller = context.createUnmarshaller();

    return (T) unmarshaller.unmarshal(new StringReader(xml));

  }

}