package cn.monitor4all.springbootwebsocketdemo.util; import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.JSONObject; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * JSON 转换 */ public final class JsonUtil { private static final Logger LOGGER = LoggerFactory.getLogger(JsonUtil.class); /** * 把Java对象转换成json字符串 * * @param object 待转化为JSON字符串的Java对象 * @return json 串 or null */ public static String parseObjToJson(Object object) { String string = null; try { string = JSONObject.toJSONString(object); } catch (Exception e) { LOGGER.error(e.getMessage()); } return string; } /** * 将Json字符串信息转换成对应的Java对象 * * @param json json字符串对象 * @param c 对应的类型 */ public static <T> T parseJsonToObj(String json, Class<T> c) { try { JSONObject jsonObject = JSON.parseObject(json); return JSON.toJavaObject(jsonObject, c); } catch (Exception e) { LOGGER.error(e.getMessage()); } return null; } }