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 package org.apache.hadoop.hbase.io.hfile; 19 20 /** 21 * BlockWithScanInfo is wrapper class for HFileBlock with other attributes. These attributes are 22 * supposed to be much cheaper to be maintained in each caller thread than in HFileBlock itself. 23 */ 24 public class BlockWithScanInfo { 25 private final HFileBlock hFileBlock; 26 /** 27 * The first key in the next block following this one in the HFile. 28 * If this key is unknown, this is reference-equal with HConstants.NO_NEXT_INDEXED_KEY 29 */ 30 private final byte[] nextIndexedKey; 31 32 public BlockWithScanInfo(HFileBlock hFileBlock, byte[] nextIndexedKey) { 33 this.hFileBlock = hFileBlock; 34 this.nextIndexedKey = nextIndexedKey; 35 } 36 37 public HFileBlock getHFileBlock() { 38 return hFileBlock; 39 } 40 41 public byte[] getNextIndexedKey() { 42 return nextIndexedKey; 43 } 44 }