string[map,list] JSON(fastjson)

package com.example.demo.util;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;

import java.util.Arrays;
import java.util.List;

/**

• Created by Administrator on 2019/6/24.
  */
  public class JSONTest {

  public static JSONObject JSONToJAVA() {
  JSONObject object = new JSONObject();
  object.put(“string”, “string”);
  object.put(“int”, 2);
  object.put(“boolean”, true);
  List integers = Arrays.asList(1, 2, 3);
  object.put(“list”, integers);
  object.put(“null”, null);
  System.out.println(object.getClass());
  System.out.println(object);
  return object;
  }

  public static void JAVAToJSONAndMap(String str) {
  JSONObject object = JSONObject.parseObject(str);
  System.out.println(object.getString(“from”));
  System.out.println(object.getString(“to”));

   JSONArray strArray = object.getJSONArray("trans_result");
   JSONObject strObject = strArray.getJSONObject(0);
   System.out.println(strObject.getString("src"));
   System.out.println(strObject.getString("dst"));
  

  }

  public static void JAVAToJSONAndList(String str) {
  JSONObject object = JSONObject.parseObject(str);
  System.out.println(object.getString(“string”));
  System.out.println(object.getInteger(“int”));
  System.out.println(object.getBoolean(“boolean”));
  List integers = JSON.parseArray(object.getJSONArray(“list”).toJSONString(), Integer.class);
  integers.forEach(System.out::println);
  System.out.println(object.getString(“null”));
  }

  public static void main(String[] args) {
  JSONObject object = JSONToJAVA();
  String strMap = “{“from”:“en”,“to”:“zh”,“trans_result”:[{“src”:“Hello”,“dst”:”\u4f60\u597d"}]}";
  JAVAToJSONAndMap(strMap);
  String strList = “{\“boolean\”:true,\“string\”:\“string\”,\“list\”:[1,2,3],\“int\”:2}”;
  JAVAToJSONAndList(strList);
  }
  }