// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.hypervisor;

import javax.ejb.Local;

import com.cloud.agent.api.to.VirtualMachineTO;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.storage.GuestOSVO;
import com.cloud.storage.Storage;
import com.cloud.storage.dao.GuestOSDao;
import com.cloud.template.VirtualMachineTemplate;
import com.cloud.template.VirtualMachineTemplate.BootloaderType;
import com.cloud.utils.component.Inject;
import com.cloud.vm.VirtualMachine;
import com.cloud.vm.VirtualMachineProfile;

@Local(value=HypervisorGuru.class)
public class XenServerGuru extends HypervisorGuruBase implements HypervisorGuru {
    @Inject GuestOSDao _guestOsDao;

    protected XenServerGuru() {
        super();
    }
    
    @Override
    public HypervisorType getHypervisorType() {
        return HypervisorType.XenServer;
    }

    @Override
    public <T extends VirtualMachine> VirtualMachineTO implement(VirtualMachineProfile<T> vm) {
        BootloaderType bt = BootloaderType.PyGrub;
        if (vm.getBootLoaderType() == BootloaderType.CD) {
        	 bt = vm.getBootLoaderType();
        }
        VirtualMachineTO to = toVirtualMachineTO(vm);
        to.setBootloader(bt);
        
        // Determine the VM's OS description
        GuestOSVO guestOS = _guestOsDao.findById(vm.getVirtualMachine().getGuestOSId());
        to.setOs(guestOS.getDisplayName());
        
        return to;
    }
    
	@Override
    public boolean trackVmHostChange() {
        return true;
    }
}