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 org.libvirt.Connect;
  import org.libvirt.LibvirtException;
  
  import com.cloud.agent.api.Answer;
  import com.cloud.agent.api.RebootAnswer;
  import com.cloud.agent.api.RebootCommand;
  import com.cloud.agent.api.to.VirtualMachineTO;
  import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  
  @ResourceWrapper(handles =  RebootCommand.class)
  public final class LibvirtRebootCommandWrapper extends CommandWrapper<RebootCommand, Answer, LibvirtComputingResource> {
  
  
      @Override
      public Answer execute(final RebootCommand command, final LibvirtComputingResource libvirtComputingResource) {
          final LibvirtUtilitiesHelper libvirtUtilitiesHelper = libvirtComputingResource.getLibvirtUtilitiesHelper();
          final VirtualMachineTO vmSpec = command.getVirtualMachine();
  
          try {
              final Connect conn = libvirtUtilitiesHelper.getConnectionByVmName(command.getVmName());
              final String result = libvirtComputingResource.rebootVM(conn, command.getVmName());
              if (result == null) {
                  Integer vncPort = null;
                  try {
                      vncPort = libvirtComputingResource.getVncPort(conn, command.getVmName());
                  } catch (final LibvirtException e) {
                      logger.trace("Ignoring libvirt error.", e);
                  }
                  if (vmSpec != null) {
                      libvirtComputingResource.applyDefaultNetworkRules(conn, vmSpec, false);
                  }
                  return new RebootAnswer(command, null, vncPort);
              } else {
                  return new RebootAnswer(command, result, false);
              }
          } catch (final LibvirtException e) {
              return new RebootAnswer(command, e.getMessage(), false);
          }
      }
  }
  