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.xenserver.resource.wrapper.xenbase;
  
  import java.util.Set;
  
  
  import com.cloud.agent.api.Answer;
  import com.cloud.agent.api.GetVncPortAnswer;
  import com.cloud.agent.api.GetVncPortCommand;
  import com.cloud.hypervisor.xenserver.resource.CitrixResourceBase;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  import com.xensource.xenapi.Connection;
  import com.xensource.xenapi.VM;
  
  @ResourceWrapper(handles =  GetVncPortCommand.class)
  public final class CitrixGetVncPortCommandWrapper extends CommandWrapper<GetVncPortCommand, Answer, CitrixResourceBase> {
  
  
      @Override
      public Answer execute(final GetVncPortCommand command, final CitrixResourceBase citrixResourceBase) {
          final Connection conn = citrixResourceBase.getConnection();
          try {
              final Set<VM> vms = VM.getByNameLabel(conn, command.getName());
              if (vms.size() == 1) {
                  String consoleurl;
                  consoleurl = "consoleurl=" + citrixResourceBase.getVncUrl(conn, vms.iterator().next()) + "&" + "sessionref=" + conn.getSessionReference();
                  return new GetVncPortAnswer(command, consoleurl, -1);
              } else {
                  return new GetVncPortAnswer(command, "There are " + vms.size() + " VMs named " + command.getName());
              }
          } catch (final Exception e) {
              final String msg = "Unable to get vnc port due to " + e.toString();
              logger.warn(msg, e);
              return new GetVncPortAnswer(command, msg);
          }
      }
  }
  