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;
021import org.apache.hadoop.hbase.ExtendedCell;
022import org.apache.hadoop.hbase.regionserver.ScanInfo;
023import org.apache.yetus.audience.InterfaceAudience;
024
025/**
026 * A compaction query matcher that always return INCLUDE and drops nothing.
027 */
028@InterfaceAudience.Private
029public class IncludeAllCompactionQueryMatcher extends MinorCompactionScanQueryMatcher {
030
031  public IncludeAllCompactionQueryMatcher(ScanInfo scanInfo, DeleteTracker deletes,
032    ColumnTracker columns, long readPointToUse, long oldestUnexpiredTS, long now) {
033    super(scanInfo, deletes, columns, readPointToUse, oldestUnexpiredTS, now);
034  }
035
036  @Override
037  public MatchCode match(ExtendedCell cell) throws IOException {
038    return MatchCode.INCLUDE;
039  }
040
041}