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.cmdb.controllers;
  
  import com.alibaba.nacos.cmdb.memory.CmdbProvider;
  import com.alibaba.nacos.cmdb.utils.UtilsAndCommons;
  import com.alibaba.nacos.core.utils.WebUtils;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RequestMethod;
  import org.springframework.web.bind.annotation.RestController;
  
  import javax.servlet.http.HttpServletRequest;
  
  /**
   * @author nkorange
   * @since 0.7.0
   */
  @RestController
  @RequestMapping(UtilsAndCommons.NACOS_CMDB_CONTEXT + "/ops")
  public class OperationController {
  
      @Autowired
      private CmdbProvider cmdbProvider;
  
      @RequestMapping(value = "/label", method = RequestMethod.GET)
      public String queryLabel(HttpServletRequest request) throws Exception {
          String entry = WebUtils.required(request, "entry");
          String label = WebUtils.required(request, "label");
          return cmdbProvider.queryLabel(entry, "ip", label);
      }
  }
  