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; 019 020import java.io.IOException; 021import java.io.OutputStream; 022import org.apache.yetus.audience.InterfaceAudience; 023 024/** 025 * This class is an extension to ContentSizeCachedKeyValue where there are no tags in Cell. Note: 026 * Please do not use these objects in write path as it will increase the heap space usage. See 027 * https://issues.apache.org/jira/browse/HBASE-13448 028 */ 029@InterfaceAudience.Private 030public class SizeCachedNoTagsKeyValue extends SizeCachedKeyValue { 031 032 public SizeCachedNoTagsKeyValue(byte[] bytes, int offset, int length, long seqId, int keyLen) { 033 super(bytes, offset, length, seqId, keyLen); 034 } 035 036 public SizeCachedNoTagsKeyValue(byte[] bytes, int offset, int length, long seqId, int keyLen, 037 short rowLen) { 038 super(bytes, offset, length, seqId, keyLen, rowLen); 039 } 040 041 @Override 042 public int getTagsLength() { 043 return 0; 044 } 045 046 @Override 047 public int write(OutputStream out, boolean withTags) throws IOException { 048 out.write(this.bytes, this.offset, this.length); 049 return this.length; 050 } 051 052 @Override 053 public int getSerializedSize(boolean withTags) { 054 return this.length; 055 } 056}