/**
Copyright (C) SYSTAP, LLC DBA Blazegraph 2006-2016. All rights reserved.
Contact:
SYSTAP, LLC DBA Blazegraph
2501 Calvert ST NW #106
Washington, DC 20008
licenses@blazegraph.com
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; version 2 of the License.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package com.bigdata.rdf.changesets;
import com.bigdata.rdf.spo.ISPO;
/**
* Provides detailed information on changes made to statements in the database.
* Change records are generated for any statements that are used in
* addStatement() or removeStatements() operations on the SAIL connection, as
* well as any inferred statements that are added or removed as a result of
* truth maintenance when the database has inference enabled.
* <p>
* See {@link IChangeLog}.
*/
public interface IChangeRecord {
/**
* Return the ISPO that is the focus of this change record.
*
* @return
* the {@link ISPO}
*/
ISPO getStatement();
/**
* Return the change action for this change record.
*
* @return
* the {@link ChangeAction}
*/
ChangeAction getChangeAction();
// /**
// * If the change action is {@link ChangeAction#TYPE_CHANGE}, this method
// * will return the old statement type of the focus statement. The
// * new statement type is available on the focus statement itself.
// *
// * @return
// * the old statement type of the focus statement
// */
// StatementEnum getOldStatementType();
}