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 com.cloud.hypervisor.kvm.resource.wrapper;
  
  
  import com.cloud.agent.api.Answer;
  import com.cloud.agent.api.CleanupPersistentNetworkResourceAnswer;
  import com.cloud.agent.api.CleanupPersistentNetworkResourceCommand;
  import com.cloud.agent.api.to.NicTO;
  import com.cloud.hypervisor.kvm.resource.BridgeVifDriver;
  import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource;
  import com.cloud.hypervisor.kvm.resource.VifDriver;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  
  @ResourceWrapper(handles = CleanupPersistentNetworkResourceCommand.class)
  public class LibvirtCleanupPersistentNetworkResourceCommandWrapper extends CommandWrapper<CleanupPersistentNetworkResourceCommand, Answer, LibvirtComputingResource> {
      @Override
      public Answer execute(CleanupPersistentNetworkResourceCommand command, LibvirtComputingResource serverResource) {
          NicTO nic = command.getNicTO();
          VifDriver driver = serverResource.getVifDriver(nic.getType());
          if (driver instanceof BridgeVifDriver) {
              driver.deleteBr(nic);
          }
          return new CleanupPersistentNetworkResourceAnswer(command, true, "Successfully deleted bridge");
      }
  }
  