JSON Java Simple-json

Http://code.google.com/p/json-simple/wiki/EncodingExamples#Example_1-1_-_Encode_a_JSON_object

JAVAC-CP./json-simple.jar Splitdemo.java

JAVA-CP _classpath:./json-simple.jar Splitdemo

 Public classQueryAttributeImplementsJsonstreamaware {PrivateString query; PrivateString Cat; Private intGuanwang; PrivateString icon; PrivateString Entity_name; Private Doublescore; PrivateString Clkurl;  PublicQueryAttribute (String query,Doublescore, String cat, String entity_name,intGuanwang, string icon, string clkurl) {      This. query =query;  This. cat =Cat;  This. Entity_name =Entity_name;  This. score =score;  This. Guanwang =Guanwang;  This. Icon =icon;  This. Clkurl =Clkurl; }    Public voidWritejsonstring (Writer out)throwsioexception {linkedhashmap obj=NewLinkedhashmap (); Obj.put ("Query", query); Obj.put ("Score", score); Obj.put ("Cat", cat); Obj.put ("Ename", Entity_name); Obj.put ("GW", Guanwang); Obj.put ("Icon", icon); Obj.put ("Clkurl", Clkurl);   Jsonvalue.writejsonstring (obj, out); }}

Parser

ImportOrg.json.simple.JSONObject;ImportOrg.json.simple.JSONArray;ImportOrg.json.simple.JSONValue;ImportJava.util.*; Public classsegment{ Public Static voidMain (string[] args) {String s= "[0,{\" 1\ ": {\" 2\ ": {\" 3\ ": {\" 4\ ": [5,{\" 6\ ": 7}]}}}]"; Object obj=Jsonvalue.parse (s); Jsonarray Array=(jsonarray) obj; System.out.println (Array.get (0)); System.out.println (Array.get (1));        System.out.println (); Jsonobject Obj2= (Jsonobject) array.get (1); System.out.println ("=============field \" 1\ "======="); System.out.println (Obj2.get ("1"));        System.out.println (obj); S= "{}"; Obj=Jsonvalue.parse (s);        System.out.println (obj); S= "[5,]"; Obj=Jsonvalue.parse (s);        System.out.println (obj); S= "[5,,2]"; Obj=Jsonvalue.parse (s);    System.out.println (obj); }}

JSON Java Simple-json