JsonUtils

package com.platform.usercenter.utils;

import com.google.gson.Gson;
import com.platform.usercenter.tools.Preconditions;

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

/**
 * 
Title: JsonUtils
 * 
Description: JsonUtils
 * 
Copyright (c) 2019 www.oppo.com Inc. All rights reserved.
 * 
Company: OPPO
 *
 * @author Wangmingming
 * @version 1.0
 */
public class JsonUtils {
    public static String toJson(Object obj) {
        if (obj == null) {
            return "";
        }
        return new Gson().toJson(Preconditions.checkNotNull(obj));
    }

    public static  String arrayToString(List list) {
        Gson g = new Gson();
        return g.toJson(list);
    }

    public static  List stringToArray(String s, Class clazz) {
        T[] arr = new Gson().fromJson(s, clazz);