对象与xml相互转换

model对象

package model;

import java.util.List;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
@XmlAccessorType(XmlAccessType.FIELD)
@XmlRootElement(name = "service")
public class XmlModel {
	@XmlElement
	private String data;
	@XmlElement
	private List content;
	@XmlElement
	private String test;
	@XmlAttribute
	private int size;
	public String getData() {
		return data;
	}
	public void setData(String data) {
		this.data = data;
	}
	
	public List getContent() {
		return content;
	}
	public void setContent(List content) {
		this.content = content;
	}
	
	public String getTest() {
		return test;
	}
	public void setTest(String test) {
		this.test = test;
	}
	public int getSize() {
		return size;
	}
	public void setSize(int size) {
		this.size = size;
	}
	@Override
	public String toString() {
		return "XmlModel [data=" + data + ", content=" + content + ", test=" + test + "]";
	}
}



package model;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;
import javax.xml.bind.annotation.XmlRootElement;
@XmlAccessorType(XmlAccessType.FIELD)
@XmlRootElement(name = "content")
public class ContentElement {
	@XmlElement(name = "content1")
	private String content1;
	@XmlElement(name = "content2")
	private String content2;
	@XmlElement(name = "content3")
	private String content3;
	@XmlAttribute(name = "class")
	private String CLASS;
	
	public String getContent1() {
		return content1;
	}
	public void setContent1(String content1) {
		this.content1 = content1;
	}
	public String getContent2() {
		return content2;
	}
	public void setContent2(String content2) {
		this.content2 = content2;
	}
	public String getContent3() {
		return content3;
	}
	public void setContent3(String content3) {
		this.content3 = content3;
	}
	public String getCLASS() {
		return CLASS;
	}
	public void setCLASS(String cLASS) {
		CLASS = cLASS;
	}
	@Override
	public String toString() {
		return "ContentElement [content1=" + content1 + ", content2=" + content2 + ", content3=" + content3 + "]";
	}
	
}

对象与xml相互转换工具类

package com.jx.aisino.util;

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.StringWriter;

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

public abstract class JaxbUtils {
	public static String getXmlByObject(Object object) {
		String dataXml = "";
		try {
			if (object != null) {
				JAXBContext cxt = JAXBContext.newInstance(object.getClass());
				Marshaller marshaller = cxt.createMarshaller();
				marshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8");// 编码格式
				marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, false);// 是否格式化生成的xml串
				marshaller.setProperty(Marshaller.JAXB_FRAGMENT, true);// 默认false表示xml指令存在

				StringWriter sw = new StringWriter();
				marshaller.marshal(object, sw);
				dataXml = sw.toString();
			}
		} catch (JAXBException e) {
			throw new RuntimeException(e);
		} catch (Exception e) {
			throw new RuntimeException(e);
		}
		return dataXml;
	}

	
	public static Object toPojo(String xml, Class clazz) throws Exception {
		ByteArrayInputStream inputStream = new ByteArrayInputStream(
				xml.getBytes("UTF-8"));
		return JaxbUtils.toPojo(inputStream, clazz);
	}

	public static Object toPojo(InputStream in, Class clazz)
			throws Exception {
		JAXBContext jaxbContext = JAXBContext.newInstance(clazz);
		Unmarshaller u = jaxbContext.createUnmarshaller();
		return u.unmarshal(in);
	}

}

测试类

package test;

import java.util.ArrayList;
import java.util.List;

import com.jx.aisino.util.JaxbUtils;

import model.ContentElement;
import model.XmlModel;

public class TestJaxbUtils {

	public static void main(String[] args) {
try {
			//对象转换xml
			XmlModel model = new XmlModel();
			ContentElement contentElement = new ContentElement();
			contentElement.setContent1("66+46546");
			contentElement.setContent2("232131");
			contentElement.setCLASS("ContentElement");
			model.setData("测试");
			List cList = new ArrayList<>();
			cList.add(contentElement);
			model.setContent(cList);
			model.setTest(" 2132132 ");
			model.setSize(cList.size());
			String reqs = JaxbUtils.getXmlByObject(model);
			System.out.println("请求报文："+reqs);
			//xml转换对象
			XmlModel model2 = (XmlModel)JaxbUtils.toPojo(reqs, XmlModel.class);
			System.out.println(model2.toString());
		}catch(Exception exception){
			System.out.println("出错");
		}

	}
	
}