| gvSIG desktop 1

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License

 * as published by the Free Software Foundation; either version 2

 * of the License, or (at your option) any later version.

 *

 * This program 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 General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

 * MA  02110-1301, USA.

 *

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  { }

 * 2008 {IVER TI}  { }

 */

package org.gvsig.fmap.dal.feature;

import java.util.Iterator;

import org.gvsig.fmap.dal.exception.DataException;

import org.gvsig.tools.observer.WeakReferencingObservable;

import org.gvsig.tools.persistence.Persistent;

/**

 * Manages locks of Features.

 *

 * @author <a href="mailto:jjdelcerro@gvsig.org">Joaquin del Cerro</a>

 */

public interface FeatureLocks extends WeakReferencingObservable, Persistent {

        public void apply();

        public Iterator getGroups();

        public int getGroupsCount();

        public boolean isLocked(FeatureReference reference);

        public boolean isLocked(Feature feature);

        public long getLocksCount();

        public Iterator getLocks();

    void setDefaultTimeout(long milisecs);

    long getDefaultTimeout();

    boolean lock(FeatureReference reference);

    boolean lock(Feature feature);

    boolean lock(FeatureSet features) throws DataException;

    void lockAll() throws DataException;

    boolean unlock(FeatureReference reference);

    boolean unlock(Feature feature);

    boolean unlock(FeatureSet features) throws DataException;

    void unlockAll() throws DataException;

        public long getUnappliedLocksCount();

    Iterator getUnappliedLocks();

}