1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 package org.apache.hadoop.hbase.util.byterange.impl; 20 21 import java.util.List; 22 import java.util.TreeMap; 23 24 import org.apache.hadoop.hbase.classification.InterfaceAudience; 25 import org.apache.hadoop.hbase.util.ByteRange; 26 import org.apache.hadoop.hbase.util.CollectionUtils; 27 import org.apache.hadoop.hbase.util.IterableUtils; 28 import org.apache.hadoop.hbase.util.byterange.ByteRangeSet; 29 30 /** 31 * Not currently used in production, but here as a benchmark comparison against ByteRangeHashSet. 32 */ 33 @InterfaceAudience.Private 34 public class ByteRangeTreeSet extends ByteRangeSet { 35 36 /************************ constructors *****************************/ 37 38 public ByteRangeTreeSet() { 39 this.uniqueIndexByUniqueRange = new TreeMap<ByteRange, Integer>(); 40 } 41 42 public ByteRangeTreeSet(List<ByteRange> rawByteArrays) { 43 this();//needed to initialize the TreeSet 44 for(ByteRange in : IterableUtils.nullSafe(rawByteArrays)){ 45 add(in); 46 } 47 } 48 49 @Override 50 public void addToSortedRanges() { 51 sortedRanges.addAll(CollectionUtils.nullSafe(uniqueIndexByUniqueRange.keySet())); 52 } 53 54 }