org.tentackle.persist.rmi.ModificationTrackerRemoteDelegateImpl Maven / Gradle / Ivy
/**
* Tentackle - http://www.tentackle.org
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.tentackle.persist.rmi;
import java.rmi.RemoteException;
import java.util.List;
import org.tentackle.misc.IdSerialTuple;
import org.tentackle.pdo.PdoTracker;
import org.tentackle.persist.MasterSerial;
import org.tentackle.persist.ModificationTracker;
/**
* Remote delegate implementation for {@link ModificationTracker}.
* @param the modification thread class
* @author harald
*/
public class ModificationTrackerRemoteDelegateImpl
extends RemoteDelegateImpl
implements ModificationTrackerRemoteDelegate {
public ModificationTrackerRemoteDelegateImpl(RemoteDbSessionImpl session, Class clazz) throws RemoteException {
super(session, clazz);
}
/**
* Creates the master serial object from a long serial.
*
* Application can override this method to return some application-
* specific status back to the client.
*
* @param serial the long master serial
* @return the master serial object
*/
protected MasterSerial createMasterSerial(long serial) {
MasterSerial ms = new MasterSerial();
ms.serial = serial;
return ms;
}
@Override
public MasterSerial selectMasterSerial() throws RemoteException {
try {
return createMasterSerial(((ModificationTracker) PdoTracker.getInstance()).getMasterSerial());
}
catch (Exception ex) {
throw createException(ex);
}
}
@Override
public IdSerialTuple selectIdSerialForName(String tableName) throws RemoteException {
try {
return ((ModificationTracker) PdoTracker.getInstance()).getIdSerialForName(tableName);
}
catch (Exception ex) {
throw createException(ex);
}
}
@Override
public List selectAllSerials() throws RemoteException {
try {
return ((ModificationTracker) PdoTracker.getInstance()).getAllSerials();
}
catch (Exception ex) {
throw createException(ex);
}
}
}