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/*
* Copyright 2009-2010 by The Regents of the University of California
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* you may obtain a copy of the License from
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package edu.uci.ics.hyracks.storage.am.lsm.rtree.tuples;
import edu.uci.ics.hyracks.api.dataflow.value.ITypeTraits;
import edu.uci.ics.hyracks.dataflow.common.data.accessors.ITupleReference;
public class LSMRTreeCopyTupleWriter extends LSMRTreeTupleWriter {
public LSMRTreeCopyTupleWriter(ITypeTraits[] typeTraits) {
// Third parameter is never used locally, just give false.
super(typeTraits, false);
}
@Override
public int writeTuple(ITupleReference tuple, byte[] targetBuf, int targetOff) {
int tupleSize = bytesRequired(tuple);
byte[] buf = tuple.getFieldData(0);
int tupleStartOff = ((LSMRTreeTupleReference) tuple).getTupleStart();
System.arraycopy(buf, tupleStartOff, targetBuf, targetOff, tupleSize);
return tupleSize;
}
}