Json字串转换成Java复杂对象

当Json字串需要生成复杂Java对象时，可参照如下代码映射生成。

 

需要如下jar包：

commons-beanutils-1.8.3.jar 

commons-collections-3.2.1.jar 

commons-lang-2.6.jar 

commons-logging-1.1.1.jar

ezmorph-1.0.6.jar 

 

json-lib-2.1-jdk15.jar 

 

 
   1 String jsonString = " 
  
 
   2 [     
  
 
   3 {"author":"7","id":358,"title":"More of us","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05150720ii67.jpg"}],"path":"ip"},     
  
 
   4 {"author":"6","id":357,"title":"Video Gallery","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05150657mgpk.jpg"}],"path":"ip"},     
  
 
   5 {"author":"5","id":356,"title":"WATS Fun","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05150608s68h.jpg"}],"path":"ip"},     
  
 
   6 {"author":"4","id":355,"title":"Health and Beauty Tips","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05150146mrqo.jpg"}],"path":"ip"},     
  
 
   7 {"author":"2","id":354,"title":"Watsons Card Members","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05145320s6u8.jpg"}],"path":"ip"},     
  
 
   8 {"author":"1","id":353,"title":"Only @ Watsons","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05145051bn9c.jpg"}],"path":"ip"},     
  
 
   9 {"author":"0","id":351,"title":"WATS HOT","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05143251ewdl.jpg"}],"path":"ip"},     
  
 
  10 {"author":"3","id":350,"title":"Pharmacy Services","pictures":[{"description":"","imgPath":"/cms/u/cms/www/201203/05143239whnz.jpg"}],"path":"ip"}     
  
 
  11 ]"; 
  
 
  12  
  
 
  13 JSONArray ja = JSONArray.fromObject(jsonString); 
  
 
  14  
  
 
  15 Map<String, Class<pictures>> classMap =  
  new HashMap<String, Class<pictures>>();  
  
 
  16 classMap.put("pictures", pictures. 
  class);  
  
 
  17 List<Content> list = JSONArray.toList(ja, Content. 
  class, classMap); 
 

 

 
   1  
  public  
  class Content { 
  
 
   2      
  private String author; 
  
 
   3      
  private String id; 
  
 
   4      
  private String title; 
  
 
   5      
  private List<pictures> pictures; 
  
 
   6      
  private String path; 
  
 
   7      
  public String getAuthor() { 
  
 
   8          
  return author; 
  
 
   9     } 
  
 
  10      
  public  
  void setAuthor(String author) { 
  
 
  11          
  this.author = author; 
  
 
  12     } 
  
 
  13      
  public String getId() { 
  
 
  14          
  return id; 
  
 
  15     } 
  
 
  16      
  public  
  void setId(String id) { 
  
 
  17          
  this.id = id; 
  
 
  18     } 
  
 
  19      
  public String getTitle() { 
  
 
  20          
  return title; 
  
 
  21     } 
  
 
  22      
  public  
  void setTitle(String title) { 
  
 
  23          
  this.title = title; 
  
 
  24     } 
  
 
  25      
  public List<pictures> getPictures() { 
  
 
  26          
  return pictures; 
  
 
  27     } 
  
 
  28      
  public  
  void setPictures(List<pictures> pictures) { 
  
 
  29          
  this.pictures = pictures; 
  
 
  30     } 
  
 
  31      
  public String getPath() { 
  
 
  32          
  return path; 
  
 
  33     } 
  
 
  34      
  public  
  void setPath(String path) { 
  
 
  35          
  this.path = path; 
  
 
  36     } 
  
 
  37 } 
 

 

  1  public  class pictures {

 2     private String description;

 3     private String imgPath;
 4 
 5     public String getDescription() {
 6      return description;
 7     }
 8 
 9     public void setDescription(String description) {
10      this.description = description;
11     }
12 
13     public String getImgPath() {
14      return imgPath;
15     }
16 
17     public void setImgPath(String imgPath) {
18      this.imgPath = imgPath;
19     }
20 }