XStream简单使用01——xml和Ojbect互转

 package org.zhb.test;
 /**
  * author : zhb
  * data   : 2014-2-14
  * use packages：
  *      xmlpull-1.1.3.1.jar
  *   xpp3_min-1.1.4c.jar
  *   xstream-1.4.7.jar
  */
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileOutputStream;
 import java.io.FileWriter;
 import java.io.InputStreamReader;
 import java.io.OutputStreamWriter;

 import com.thoughtworks.xstream.XStream;

 class Person{
     private String name;
     private int age;
     private String gender;
     private Dog dog;
     public String getName() {
         return name;
     }
     public void setName(String name) {
         this.name = name;
     }
     public Person(){};
     public Person(String name, int age, String gender, Dog dog) {
         this.name = name;
         this.age = age;
         this.gender = gender;
         this.dog = dog;
     }
     public int getAge() {
         return age;
     }
     public void setAge(int age) {
         this.age = age;
     }
     public String getGender() {
         return gender;
     }
     public void setGender(String gender) {
         this.gender = gender;
     }
     public Dog getDog() {
         return dog;
     }
     public void setDog(Dog dog) {
         this.dog = dog;
     }
     public String toString(){
         return "perName: " + this.name + "\n" +
                 "perAge: " + this.age + "\n" +
                 "perGender: " + this.gender + "\n" +
                 "dogName: " + this.dog.getName() + "\n" +
                 "dogAge: " + this.dog.getAge() + "\n" +
                 "dogGender: " + this.dog.getGender();
     }
 }
 class Dog{
     private String name;
     private int age;
     private String gender;
     public Dog(){};
     public Dog(String name, int age, String gender) {
         super();
         this.name = name;
         this.age = age;
         this.gender = gender;
     }
     public String getName() {
         return name;
     }
     public void setName(String name) {
         this.name = name;
     }
     public int getAge() {
         return age;
     }
     public void setAge(int age) {
         this.age = age;
     }
     public String getGender() {
         return gender;
     }
     public void setGender(String gender) {
         this.gender = gender;
     }
 }
 public class TestXS {
     private static XStream xs;
     static{
         xs = new XStream();
     }
     public static void main(String[] args) throws Exception {
         Person per = new Person("王大牛", 29, "男", new Dog("李二狗", 5, "男"));
 //        String xmlResult = xs.toXML(per);
 //        System.out.println(xmlResult);//控制台输出
         String pathName = "D:/per.xml";
 //        xml2File(per, pathName, "gbk", "Sola");
         Person per2 = (Person)File2Object(pathName, per, "Sola", "gbk");
         System.out.println(per2);

     }
     public static void xml2File(Object obj, String pathName, String aliasName) throws Exception{
         //按系统默认编码写到文件
         if(null != aliasName && !("".equals(aliasName)))//不使用别名此参数填入""或null
             xs.alias(aliasName, obj.getClass());//为最外层标签指定别名，默认为包名+类名
         xs.toXML(obj, new FileWriter(new File(pathName)));
         //或 xs.toXML(obj, new FileOutputStream(new File(pathName)));
     }
     public static void xml2File(Object obj, String pathName, String charsetName, String aliasName) throws Exception{
         //按指定编码写到文件
         if(null != aliasName && !("".equals(aliasName)))//不使用别名此参数填入""或null
             xs.alias(aliasName, obj.getClass());//为最外层标签指定别名，默认为包名+类名
         xs.toXML(obj, new OutputStreamWriter(new FileOutputStream(new File(pathName)), charsetName));
     }
     public static Object File2Object(String pathName, Object obj, String rootName){
         //按系统默认编码读取文件
         if(null != obj && null != rootName)//未使用别名，两个参数填入null即可
             xs.aliasType(rootName, obj.getClass());//写入文件时用过别名，读取时许指定别名对应的类
         return xs.fromXML(new File(pathName));
     }
     public static Object File2Object(String pathName, Object obj, String rootName, String charsetName) throws Exception{
         //按指定编码读取文件
         if(null != obj && null != rootName)//未使用别名，两个参数填入null即可
             xs.aliasType(rootName, obj.getClass());//写入文件时用过别名，读取时许指定别名对应的类
         return xs.fromXML(new InputStreamReader(new FileInputStream(new File(pathName)), charsetName));
     }
 }