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XStream的例子

时间:2015-03-08 13:00:46      阅读:211      评论:0      收藏:0      [点我收藏+]

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  1 package com.demo;
  2 
  3 import java.util.ArrayList;
  4 import java.util.List;
  5 
  6 import org.junit.Test;
  7 
  8 import com.thoughtworks.xstream.XStream;
  9 
 10 public class XStreamDemo {
 11     public List<Province> getProvince(){
 12         Province bj = new Province();
 13         bj.setName("北京");
 14         List<City> bjCitys = new ArrayList<City>();
 15         City dcq = new City("东城区","dongchengqu");
 16         City xcq = new City("西城区","xichengqu");
 17         City bcq = new City("北城区","beichengqu");
 18         bjCitys.add(dcq);
 19         bjCitys.add(xcq);
 20         bjCitys.add(bcq);
 21         bj.setCitys(bjCitys);
 22         
 23         
 24         Province gd = new Province();
 25         bj.setName("广东");
 26         List<City> gdCitys = new ArrayList<City>();
 27         City gzs = new City("广州市","guangzhoushi");
 28         City szs = new City("深圳市","shenzhenshi");
 29         City czs = new City("潮州市","chaozhoushi");
 30         gdCitys.add(gzs);
 31         gdCitys.add(szs);
 32         gdCitys.add(czs);
 33         gd.setCitys(gdCitys);
 34         
 35         List<Province> provinces = new ArrayList<Province>();
 36         provinces.add(bj);
 37         provinces.add(gd);
 38         return provinces;
 39     }
 40     /**
 41      * 用xstream把JavaBean转换成xml字符串
 42      */
 43     @Test
 44     public void fun1(){
 45         XStream xs = new XStream();
 46         String s = xs.toXML(getProvince());
 47         System.out.println(s);
 48     }
 49     
 50     
 51     /**
 52      * 使用xstream的alias(String name,Class object);方法更改类的名称
 53      */
 54     @Test
 55     public void fun2(){
 56         XStream xs = new XStream();
 57         xs.alias("china", List.class);
 58         xs.alias("province", Province.class);
 59         xs.alias("city", City.class);
 60         String s = xs.toXML(getProvince());
 61         System.out.println(s);
 62     }
 63     
 64     /**
 65      * 把子元素变为元素属性
 66      */
 67     @Test
 68     public void fun3(){
 69         XStream xs = new XStream();
 70         //更改别名
 71         xs.alias("china", List.class);
 72         xs.alias("province", Province.class);
 73         xs.alias("city", City.class);
 74         //把子元素变为元素属性
 75         xs.useAttributeFor(Province.class, "name");
 76         
 77         String s = xs.toXML(getProvince());
 78         System.out.println(s);
 79     }
 80     /**
 81      *  去除集合属性对应元素
 82      */
 83     @Test
 84     public void fun4(){
 85         XStream xs = new XStream();
 86         //更改别名
 87         xs.alias("china", List.class);
 88         xs.alias("province", Province.class);
 89         xs.alias("city", City.class);
 90         //把子元素变为元素属性
 91         xs.useAttributeFor(Province.class, "name");
 92         // 去除集合属性对应元素
 93         xs.addImplicitCollection(Province.class, "citys");
 94         String s = xs.toXML(getProvince());
 95         System.out.println(s);
 96     }
 97     /**
 98      *  去除集合属性对应元素
 99      */
100     @Test
101     public void fun5(){
102         XStream xs = new XStream();
103         //更改别名
104         xs.alias("china", List.class);
105         xs.alias("province", Province.class);
106         xs.alias("city", City.class);
107         //把子元素变为元素属性
108         xs.useAttributeFor(Province.class, "name");
109         // 去除集合属性对应元素
110         xs.addImplicitCollection(Province.class, "citys");
111         //让类成员不生成对应的xml元素
112         xs.omitField(City.class, "explain");
113         String s = xs.toXML(getProvince());
114         System.out.println(s);
115     }
116     
117 }

 ----其它涉及的类-----

Provice.class

 1 import java.util.List;
 2 
 3 public class Province {
 4     private String name;
 5     private List<City> citys;
 6     public Province() {
 7         super();
 8         // TODO Auto-generated constructor stub
 9     }
10     public Province(String name, List<City> citys) {
11         super();
12         this.name = name;
13         this.citys = citys;
14     }
15     public String getName() {
16         return name;
17     }
18     public void setName(String name) {
19         this.name = name;
20     }
21     public List<City> getCitys() {
22         return citys;
23     }
24     public void setCitys(List<City> citys) {
25         this.citys = citys;
26     }
27     
28     
29 }

City.class

 1 public class City {
 2     private String name;
 3     private String explain;
 4     public City() {
 5         super();
 6         // TODO Auto-generated constructor stub
 7     }
 8     public City(String name, String explain) {
 9         super();
10         this.name = name;
11         this.explain = explain;
12     }
13     public String getName() {
14         return name;
15     }
16     public void setName(String name) {
17         this.name = name;
18     }
19     public String getExplain() {
20         return explain;
21     }
22     public void setExplain(String explain) {
23         this.explain = explain;
24     } 
25     
26 }

 

XStream的例子

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原文地址:http://www.cnblogs.com/JamKong/p/4321496.html

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