/**
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
*/
/*
* Created on Jan 2, 2008
*/
package com.bigdata.rdf.store;
import java.util.NoSuchElementException;
import com.bigdata.rdf.model.BigdataStatement;
/**
* Empty iterator.
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
*/
public class EmptyStatementIterator implements BigdataStatementIterator {
public static transient final BigdataStatementIterator INSTANCE = new EmptyStatementIterator();
private EmptyStatementIterator() {
}
public void close() throws RuntimeException {
}
public boolean hasNext() throws RuntimeException {
return false;
}
public BigdataStatement next() throws RuntimeException {
throw new NoSuchElementException();
}
public void remove() throws RuntimeException {
throw new UnsupportedOperationException();
}
}