content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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 org.apache.ambari.server.api.services.stackadvisor.commands;
  
  import java.io.File;
  
  import org.apache.ambari.server.api.services.AmbariMetaInfo;
  import org.apache.ambari.server.api.services.stackadvisor.StackAdvisorException;
  import org.apache.ambari.server.api.services.stackadvisor.StackAdvisorRequest;
  import org.apache.ambari.server.api.services.stackadvisor.StackAdvisorRunner;
  import org.apache.ambari.server.api.services.stackadvisor.validations.ValidationResponse;
  import org.apache.ambari.server.controller.internal.AmbariServerConfigurationHandler;
  import org.apache.ambari.server.state.ServiceInfo;
  
  /**
   * {@link StackAdvisorCommand} implementation for component-layout validation.
   */
  public class ComponentLayoutValidationCommand extends StackAdvisorCommand<ValidationResponse> {
  
    public ComponentLayoutValidationCommand(File recommendationsDir,
                                            String recommendationsArtifactsLifetime,
                                            ServiceInfo.ServiceAdvisorType serviceAdvisorType,
                                            int requestId,
                                            StackAdvisorRunner saRunner,
                                            AmbariMetaInfo metaInfo,
                                            AmbariServerConfigurationHandler ambariServerConfigurationHandler) {
      super(recommendationsDir, recommendationsArtifactsLifetime, serviceAdvisorType, requestId, saRunner, metaInfo, ambariServerConfigurationHandler);
    }
  
    @Override
    protected StackAdvisorCommandType getCommandType() {
      return StackAdvisorCommandType.VALIDATE_COMPONENT_LAYOUT;
    }
  
    @Override
    protected void validate(StackAdvisorRequest request) throws StackAdvisorException {
      if (request.getHosts() == null || request.getHosts().isEmpty() || request.getServices() == null
          || request.getServices().isEmpty()) {
        throw new StackAdvisorException("Hosts, services and recommendations must not be empty");
      }
    }
  
    @Override
    protected ValidationResponse updateResponse(StackAdvisorRequest request, ValidationResponse response) {
      return response;
    }
  
    @Override
    protected String getResultFileName() {
      return "component-layout-validation.json";
    }
  
  }
  