/**
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.sail;
import org.openrdf.query.UpdateExecutionException;
import org.openrdf.query.algebra.evaluation.QueryBindingSet;
import org.openrdf.query.parser.ParsedUpdate;
import org.openrdf.repository.sail.SailUpdate;
import com.bigdata.rdf.sparql.ast.ASTContainer;
import com.bigdata.rdf.sparql.ast.eval.ASTEvalHelper;
import com.bigdata.rdf.store.AbstractTripleStore;
/**
* Extension API for bigdata.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
*/
public class BigdataSailUpdate extends SailUpdate implements
BigdataSailOperation {
private final ASTContainer astContainer;
@Override
public ASTContainer getASTContainer() {
return astContainer;
}
public BigdataSailUpdate(final ASTContainer astContainer,
final BigdataSailRepositoryConnection con) {
super(null/* tupleQuery */, con);
if (astContainer == null)
throw new IllegalArgumentException();
this.astContainer = astContainer;
}
@Override
public ParsedUpdate getParsedUpdate() {
throw new UnsupportedOperationException();
}
@Override
public String toString() {
return astContainer.toString();
}
@Override
public AbstractTripleStore getTripleStore() {
return ((BigdataSailRepositoryConnection) getConnection())
.getTripleStore();
}
// /**
// * {@inheritDoc}
// * <p>
// * The openrdf API here is somewhat at odds with the current LCWD for SPARQL
// * UPDATE. In order to align them, setting the {@link Dataset} here causes
// * it to be applied to each {@link DeleteInsertGraph} operation in the
// * {@link UpdateRoot}. Note that the {@link Dataset} has no effect exception
// * for the {@link DeleteInsertGraph} operation in SPARQL 1.1 UPDATE (that is
// * the only operation which has a WHERE clause and which implements the
// * {@link IDataSetNode} interface).
// *
// * @see <a href="http://www.openrdf.org/issues/browse/SES-963"> Dataset
// * assignment in update sequences not properly scoped </a>
// *
// * @see <a href="https://sourceforge.net/apps/trac/bigdata/ticket/593">
// * Upgrade to Sesame 2.6.9 </a>
// */
// // @Override
// @Deprecated // Remove once we upgrade to Sesame 2.6.9
// public void setDataset(final Dataset dataset) {
//
// this.dataset = dataset;
//
// }
//
// /**
// * {@inheritDoc}
// *
// * @see <a href="http://www.openrdf.org/issues/browse/SES-963"> Dataset
// * assignment in update sequences not properly scoped </a>
// *
// * @see <a href="https://sourceforge.net/apps/trac/bigdata/ticket/593">
// * Upgrade to Sesame 2.6.9 </a>
// */
//// @Override
// @Deprecated // Remove once we upgrade to Sesame 2.6.9
// public Dataset getActiveDataset() {
//
// return dataset;
//
// }
@Override
public void execute() throws UpdateExecutionException {
execute2();
}
/**
* Execute a SPARQL UPDATE request.
*
* @return The timestamp of the commit point for that UPDATE.
*
* @throws UpdateExecutionException
*/
public long execute2() throws UpdateExecutionException {
// final QueryRoot originalQuery = astContainer.getOriginalAST();
//
//// if (getMaxQueryTime() > 0)
//// originalQuery.setTimeout(TimeUnit.SECONDS
//// .toMillis(getMaxQueryTime()));
//
// originalQuery.setIncludeInferred(getIncludeInferred());
return ASTEvalHelper.executeUpdate(
((BigdataSailRepositoryConnection) getConnection()),
astContainer,//
dataset,//
getIncludeInferred(),//
new QueryBindingSet(getBindings())
);
}
// @Override
// public BindingSet getBindings() {
//
// return super.getBindings();
//
// }
}