content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.alibaba.nacos.naming.exception;
  
  /**
   * @author nkorange
   */
  public class NacosException extends Exception {
  
      private static final long serialVersionUID = 266495151581594848L;
  
      private int errorCode;
  
      private String errorMsg;
  
      public NacosException() {
          super();
      }
  
      public NacosException(int errorCode) {
          super();
          this.errorCode = errorCode;
      }
  
      public NacosException(int errorCode, String errorMsg) {
          super(errorMsg);
          this.errorCode = errorCode;
          this.errorMsg = errorMsg;
      }
  
      public NacosException(int errorCode, String msg, Throwable cause) {
          super(msg, cause);
          this.errorCode = errorCode;
      }
  
      public NacosException(int errorCode, Throwable cause) {
          super(cause);
          this.errorCode = errorCode;
      }
  
      public int getErrorCode() {
          return errorCode;
      }
  
      public String getErrorMsg() {
          return errorMsg;
      }
  
      /**
       * server error code, use http code 400 403 throw exception to user 500 502
       * 503 change ip and retry
       */
      /**
       *  invalid param
       */
      public static final int INVALID_PARAM = 400;
      /**
       *  no right
       */
      public static final int NO_RIGHT = 403;
      /**
       *  not found
       */
      public static final int NOT_FOUND = 404;
  
      /**
       *  conflict
       */
      public static final int CONFLICT = 409;
      /**
       *  server error
       */
      public static final int SERVER_ERROR = 500;
      /**
       *  bad gateway
       */
      public static final int BAD_GATEWAY = 502;
      /**
       *  over threshold
       */
      public static final int OVER_THRESHOLD = 503;
  }
  