fastjson常用工具类

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

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;


public class CommonUtil {

    // Object转成String
    Object obj = new Object();
    String jsonString = JSONObject.toJSonString(obj);
    String jsonString1 = JSON.toJSonString(obj);

    
    public static  Map object2Map(Object obj) {
        return JSONObject.parseObject(JSONObject.toJSonString(obj), new TypeReference>() {
        });
    }

    
    public static  T map2Object(Map map, Class clazz) {
        return JSON.parseObject(JSON.toJSonString(map), clazz);
    }

    
    public static  List object2List(Object obj, Class clazz) {
        return JSONObject.parseArray(JSON.toJSonString(obj), clazz);
    }

    
    public static  List object2List(Object obj) {
        return JSONObject.parseObject(JSON.toJSonString(obj), new TypeReference>() {});
    }

    
    public static  Object list2Object(List list) {
        return JSONObject.parse(JSON.toJSonString(list));
    }

    
    public static  JSonObject bean2JSonObject(T data) {
        return JSONObject.parseObject(JSON.toJSonString(data));
    }

    
    public static  T jsonObject2Bean(JSonObject jsonObject, Class clazz) {
        return JSONObject.parseObject(jsonObject.toJSonString(), clazz);
    }

    
    public static  JSonArray list2JSonArray(List list) {
        return JSONArray.parseArray(JSON.toJSonString(list));
    }

    
    public static  List jsonArray2List(JSonArray array, Class clazz) {
        return JSONObject.parseArray(array.toString(), clazz);
    }
}