| /* |
| * 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; |
| } |
| } |