001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.regionserver.querymatcher;
019
020import java.io.IOException;
021
022import org.apache.hadoop.hbase.Cell;
023import org.apache.yetus.audience.InterfaceAudience;
024import org.apache.hadoop.hbase.regionserver.ScanInfo;
025
026/**
027 * A compaction query matcher that always return INCLUDE and drops nothing.
028 */
029@InterfaceAudience.Private
030public class IncludeAllCompactionQueryMatcher extends MinorCompactionScanQueryMatcher{
031
032  public IncludeAllCompactionQueryMatcher(ScanInfo scanInfo, DeleteTracker deletes,
033      ColumnTracker columns, long readPointToUse, long oldestUnexpiredTS, long now) {
034    super(scanInfo, deletes, columns, readPointToUse, oldestUnexpiredTS, now);
035  }
036
037  @Override
038  public MatchCode match(Cell cell) throws IOException {
039    return MatchCode.INCLUDE;
040  }
041
042}