okhttp 使用
摘要： 
相关导包 import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.JSONObject; import com.alibaba.fastjson.parser.Feature; import com.alibaba.nacos.co
相关导包 import com.alibaba.fastjson.JSON; import com.alibaba.fastjson.JSONObject; import com.alibaba.fastjson.parser.Feature; import com.alibaba.nacos.co
枚举进阶使用
摘要： 
👻枚举单例 /** * 枚举单例 */ public enum SingletonEnum { INSTANCE; private final NewInstance newInstance; SingletonEnum() { this .newInstance = new NewInstanc
👻枚举单例 /** * 枚举单例 */ public enum SingletonEnum { INSTANCE; private final NewInstance newInstance; SingletonEnum() { this .newInstance = new NewInstanc
