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.HashMap;
  
  
  import com.cloud.agent.api.Answer;
  import com.cloud.agent.api.storage.CreateAnswer;
  import com.cloud.agent.api.storage.CreateCommand;
  import com.cloud.agent.api.to.StorageFilerTO;
  import com.cloud.agent.api.to.VolumeTO;
  import com.cloud.hypervisor.xenserver.resource.CitrixHelper;
  import com.cloud.hypervisor.xenserver.resource.CitrixResourceBase;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  import com.cloud.vm.DiskProfile;
  import com.xensource.xenapi.Connection;
  import com.xensource.xenapi.SR;
  import com.xensource.xenapi.Types;
  import com.xensource.xenapi.VDI;
  
  @ResourceWrapper(handles =  CreateCommand.class)
  public final class CitrixCreateCommandWrapper extends CommandWrapper<CreateCommand, Answer, CitrixResourceBase> {
  
  
      @Override
      public Answer execute(final CreateCommand command, final CitrixResourceBase citrixResourceBase) {
          final Connection conn = citrixResourceBase.getConnection();
          final StorageFilerTO pool = command.getPool();
          final DiskProfile dskch = command.getDiskCharacteristics();
  
          VDI vdi = null;
          try {
              final SR poolSr = citrixResourceBase.getStorageRepository(conn,
                      CitrixHelper.getSRNameLabel(pool.getUuid(), pool.getType(), pool.getPath()));
              if (command.getTemplateUrl() != null) {
                  VDI tmpltvdi = null;
  
                  tmpltvdi = citrixResourceBase.getVDIbyUuid(conn, command.getTemplateUrl());
                  vdi = tmpltvdi.createClone(conn, new HashMap<String, String>());
                  vdi.setNameLabel(conn, dskch.getName());
              } else {
                  final VDI.Record vdir = new VDI.Record();
                  vdir.nameLabel = dskch.getName();
                  vdir.SR = poolSr;
                  vdir.type = Types.VdiType.USER;
  
                  vdir.virtualSize = dskch.getSize();
                  vdi = VDI.create(conn, vdir);
              }
  
              VDI.Record vdir;
              vdir = vdi.getRecord(conn);
  
              logger.debug("Successfully created VDI for " + command + ".  Uuid = " + vdir.uuid);
  
              final VolumeTO vol =
                      new VolumeTO(command.getVolumeId(), dskch.getType(), pool.getType(), pool.getUuid(), vdir.nameLabel, pool.getPath(), vdir.uuid, vdir.virtualSize, null);
  
              return new CreateAnswer(command, vol);
          } catch (final Exception e) {
              logger.warn("Unable to create volume; Pool=" + pool + "; Disk: " + dskch, e);
              return new CreateAnswer(command, e);
          }
      }
  }
  