(JAVA) json simple 사용방법

첫번째 - 대괄호 있는 경우..

출처 : http://shlee0882.tistory.com/45

try {

             

            jsonObject1 = (JSONObject) jsonParser1.parse(jsonString1);

            JSONArray jsonArray1 = (JSONArray) jsonObject1.get("곤충");

       

            for(int i=0; i<jsonArray1.size(); i++){

                System.out.println("곤충"+ i +" : " +jsonArray1.get(i));           

                JSONObject objectInArray = (JSONObject) jsonArray1.get(i);

                System.out.println("Key값은 "+objectInArray.get("이름"));

                System.out.println("Value값은 "+objectInArray.get("다리갯수"));

            }

            /*

              

                곤충0 : {"이름":"잠자리","다리갯수":"6"}

                Key값은 잠자리

                Value값은 6

                 

                곤충1 : {"이름":"사슴벌레","다리갯수":"6"}

                Key값은 사슴벌레

                Value값은 6

              

             */

             

        } catch (ParseException e) {

            e.printStackTrace();

        }

===================

import org.json.simple.JSONObject;를 사용.

출처 : http://zzznara2.tistory.com/673

import org.json.simple.JSONObject;

import org.json.simple.parser.JSONParser;

String jsonStr = "{"

+ " code:'1000',"

+ " name:'포도'"

+ "}"

;

JSONParser parser = new JSONParser();

Object obj = parser.parse( jsonStr );

JSONObject jsonObj = (JSONObject) obj;

String code = (String) jsonJob.get("code");

String name = (String) jsonJob.get("code");

===================

====================

두번째 - (중괄호 2개 인경우)

출처 : http://mkil.tistory.com/323

{ "name":"Product", "properties": { "id": { "type":"number", "description":"Product identifier", "required":true }, "name": { "description":"Name of the product", "type":"string", "required":true }, "price": { "type":"number", "minimum":0, "required":true }, "tags": { "type":"array", "items": { "type":"string" } } } }

JSONObject jsonObj = (JSONObject) jsonObject.get("properties");

출처 : http://www.omnibuscode.com/board/board_java/37124

 String nation = (String)obj.get("국가");