/**
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 Aug 18, 2010
*/
package com.bigdata.bop;
import java.util.Map;
import com.bigdata.relation.accesspath.IAccessPath;
import com.bigdata.striterator.IChunkedOrderedIterator;
/**
* Interface for evaluating operations producing chunks of elements (tuples
* materialized from some index of a relation).
*
* @see IAccessPath
* @see IChunkedOrderedIterator
*
* @author <a href="mailto:thompsonbry@users.sourceforge.net">Bryan Thompson</a>
* @version $Id$
*/
abstract public class AbstractAccessPathOp<E> extends BOpBase {
/**
*
*/
private static final long serialVersionUID = 1L;
public interface Annotations extends BOp.Annotations, BufferAnnotations {
}
/**
* Required shallow copy constructor.
*
* @param args
* @param annotations
*/
public AbstractAccessPathOp(final BOp[] args,
final Map<String, Object> annotations) {
super(args, annotations);
}
/**
* Constructor required for {@link com.bigdata.bop.BOpUtility#deepCopy(FilterNode)}.
*
* @param op
*/
public AbstractAccessPathOp(
final AbstractAccessPathOp<E> op) {
super(op);
}
// /**
// * @see BufferAnnotations#CHUNK_CAPACITY
// */
// protected int getChunkCapacity() {
//
// return getProperty(Annotations.CHUNK_CAPACITY,
// Annotations.DEFAULT_CHUNK_CAPACITY);
//
// }
//
// /**
// * @see BufferAnnotations#CHUNK_OF_CHUNKS_CAPACITY
// */
// protected int getChunkOfChunksCapacity() {
//
// return getProperty(Annotations.CHUNK_OF_CHUNKS_CAPACITY,
// Annotations.DEFAULT_CHUNK_OF_CHUNKS_CAPACITY);
//
// }
// protected int getFullyBufferedReadThreshold() {
//
// return getProperty(Annotations.FULLY_BUFFERED_READ_THRESHOLD,
// Annotations.DEFAULT_FULLY_BUFFERED_READ_THRESHOLD);
//
// }
// /**
// * @see BufferAnnotations#CHUNK_TIMEOUT
// */
// protected long getChunkTimeout() {
//
// return getProperty(Annotations.CHUNK_TIMEOUT,
// Annotations.DEFAULT_CHUNK_TIMEOUT);
//
// }
}