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 }