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package org.openslx.runvirt.plugin.qemu.configuration;
import java.util.ArrayList;
import org.openslx.libvirt.domain.Domain;
import org.openslx.libvirt.domain.device.Parallel;
import org.openslx.libvirt.domain.device.Parallel.Type;
import org.openslx.runvirt.configuration.FilterException;
import org.openslx.runvirt.configuration.FilterGeneric;
import org.openslx.runvirt.plugin.qemu.cmdln.CommandLineArgs;
import org.openslx.vm.QemuMetaDataUtils;
public class FilterGenericParallelDevices extends FilterGeneric<Domain, CommandLineArgs>
{
private static final String FILTER_NAME = "Parallel devices";
public FilterGenericParallelDevices()
{
super( FilterGenericParallelDevices.FILTER_NAME );
}
private void filterParallelDevice( Domain config, String fileName, int index ) throws FilterException
{
final ArrayList<Parallel> devices = config.getParallelDevices();
final Parallel device = QemuMetaDataUtils.getArrayIndex( devices, index );
if ( device == null ) {
// check if device file name is specified
if ( fileName != null ) {
// parallel port device does not exist, so create new parallel port device
final Parallel newDevice = config.addParallelDevice();
newDevice.setType( Type.DEV );
newDevice.setSource( fileName );
}
} else {
if ( fileName == null ) {
// remove device since device file is not specified
device.remove();
} else {
// change type and source of existing parallel port device
device.setType( Type.DEV );
device.setSource( fileName );
}
}
}
@Override
public void filter( Domain config, CommandLineArgs args ) throws FilterException
{
this.filterParallelDevice( config, args.getVmDeviceSerial0(), 0 );
// remove all additional parallel devices
final ArrayList<Parallel> devices = config.getParallelDevices();
for ( int i = 1; i < devices.size(); i++ ) {
devices.get( i ).remove();
}
}
}
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