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.cloudstack.network.tungsten.service;
  
  import com.cloud.agent.AgentManager;
  import com.cloud.agent.api.Answer;
  import com.cloud.exception.InvalidParameterValueException;
  import com.cloud.network.dao.TungstenProviderDao;
  import com.cloud.network.element.TungstenProviderVO;
  import org.apache.cloudstack.network.tungsten.agent.api.TungstenAnswer;
  import org.apache.cloudstack.network.tungsten.agent.api.TungstenCommand;
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  import org.springframework.stereotype.Component;
  
  import javax.inject.Inject;
  
  @Component
  public class TungstenFabricUtils {
  
      protected Logger logger = LogManager.getLogger(getClass());
  
      @Inject
      AgentManager agentMgr;
      @Inject
      TungstenProviderDao tungstenProviderDao;
  
      public TungstenAnswer sendTungstenCommand(TungstenCommand cmd, long zoneId) throws IllegalArgumentException {
  
          TungstenProviderVO tungstenProviderVO = tungstenProviderDao.findByZoneId(zoneId);
          if (tungstenProviderVO == null) {
              logger.error("No Tungsten-Fabric provider have been found!");
              throw new InvalidParameterValueException("Failed to find a Tungsten-Fabric provider");
          }
  
          Answer answer = agentMgr.easySend(tungstenProviderVO.getHostId(), cmd);
  
          if (answer == null || !answer.getResult()) {
              logger.error("Tungsten-Fabric API Command failed");
              throw new InvalidParameterValueException("Failed API call to Tungsten-Fabric Network plugin");
          }
  
          return (TungstenAnswer) answer;
      }
  }
  