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.csp.sentinel.command.handler;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import com.alibaba.csp.sentinel.Constants;
  import com.alibaba.csp.sentinel.command.CommandHandler;
  import com.alibaba.csp.sentinel.command.CommandRequest;
  import com.alibaba.csp.sentinel.command.CommandResponse;
  import com.alibaba.csp.sentinel.command.annotation.CommandMapping;
  import com.alibaba.fastjson.JSONObject;
  
  /**
   * @author jialiang.linjl
   */
  @CommandMapping(name = "systemStatus", desc = "get system status")
  public class FetchSystemStatusCommandHandler implements CommandHandler<String> {
  
      @Override
      public CommandResponse<String> handle(CommandRequest request) {
  
          Map<String, Object> systemStatus = new HashMap<String, Object>();
  
          systemStatus.put("rqps", Constants.ENTRY_NODE.successQps());
          systemStatus.put("qps", Constants.ENTRY_NODE.passQps());
          systemStatus.put("b", Constants.ENTRY_NODE.blockQps());
          systemStatus.put("r", Constants.ENTRY_NODE.avgRt());
          systemStatus.put("t", Constants.ENTRY_NODE.curThreadNum());
  
          return CommandResponse.ofSuccess(JSONObject.toJSONString(systemStatus));
      }
  }
  