The java interface returns the json data format. The java interface returns the json data format.

The java interface returns the json data format. The java interface returns the json data format.

The following code:

@ RequestMapping (value = "getCode1.html ")
@ ResponseBody
Public JSONObject getJSON (){
List <Map <Object, Object >>list = new ArrayList <> ();
Map <Object, Object> map = new HashMap <> ();
JSONObject json = new JSONObject ();

Map. put ("message", "111 ");
Map. put ("message2"," 222 ");
Map. put ("message3." 333 ");
Map. put ("message", "444 ");
Map. put ("message5", "555 ");
Map. put ("messagei6", "666 ");
List. add (map );
Json. accumulate ("messages", map );
Json. accumulate ("messages1", 123 );
Json. accumulate ("messages2", 456 );
Json. accumulate ("messages3", 789 );
Json. accumulate ("messages1", map );
Return json;

}

 

The returned result is:

{"Messages": {"message4": "444", "message3": "333", "message6": "666", "message5": "555 ", "message": "111", "message2": "222"}, "messages1": [123, {"message4": "444", "message3 ": "333", "message6": "666", "message5": "555", "message": "111", "message2": "222"}], "messages2": 456, "messages3": 789}