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.filter; 019 020import static org.junit.Assert.assertTrue; 021 022import java.nio.ByteBuffer; 023import java.util.Collection; 024import org.apache.hadoop.hbase.ByteBufferKeyValue; 025import org.apache.hadoop.hbase.CellUtil; 026import org.apache.hadoop.hbase.HBaseClassTestRule; 027import org.apache.hadoop.hbase.HBaseCommonTestingUtility; 028import org.apache.hadoop.hbase.KeyValue; 029import org.apache.hadoop.hbase.KeyValue.Type; 030import org.apache.hadoop.hbase.KeyValueUtil; 031import org.apache.hadoop.hbase.filter.KeyOnlyFilter.KeyOnlyByteBufferExtendedCell; 032import org.apache.hadoop.hbase.filter.KeyOnlyFilter.KeyOnlyCell; 033import org.apache.hadoop.hbase.testclassification.MiscTests; 034import org.apache.hadoop.hbase.testclassification.SmallTests; 035import org.apache.hadoop.hbase.util.Bytes; 036import org.junit.ClassRule; 037import org.junit.Test; 038import org.junit.experimental.categories.Category; 039import org.junit.runner.RunWith; 040import org.junit.runners.Parameterized; 041import org.junit.runners.Parameterized.Parameters; 042 043@Category({ MiscTests.class, SmallTests.class }) 044@RunWith(Parameterized.class) 045public class TestKeyOnlyFilter { 046 047 @ClassRule 048 public static final HBaseClassTestRule CLASS_RULE = 049 HBaseClassTestRule.forClass(TestKeyOnlyFilter.class); 050 051 @Parameterized.Parameter 052 public boolean lenAsVal; 053 054 @Parameters 055 public static Collection<Object[]> parameters() { 056 return HBaseCommonTestingUtility.BOOLEAN_PARAMETERIZED; 057 } 058 059 @Test 060 public void testKeyOnly() throws Exception { 061 byte[] r = Bytes.toBytes("row1"); 062 byte[] f = Bytes.toBytes("cf1"); 063 byte[] q = Bytes.toBytes("qual1"); 064 byte[] v = Bytes.toBytes("val1"); 065 byte[] tags = Bytes.toBytes("tag1"); 066 KeyValue kv = new KeyValue(r, f, q, 0, q.length, 1234L, Type.Put, v, 0, 067 v.length, tags); 068 069 ByteBuffer buffer = ByteBuffer.wrap(kv.getBuffer()); 070 ByteBufferKeyValue bbCell = new ByteBufferKeyValue(buffer, 0, 071 buffer.remaining()); 072 073 // KV format: <keylen:4><valuelen:4><key:keylen><value:valuelen> 074 // Rebuild as: <keylen:4><0:4><key:keylen> 075 int dataLen = lenAsVal ? Bytes.SIZEOF_INT : 0; 076 int keyOffset = (2 * Bytes.SIZEOF_INT); 077 int keyLen = KeyValueUtil.keyLength(kv); 078 byte[] newBuffer = new byte[keyLen + keyOffset + dataLen]; 079 Bytes.putInt(newBuffer, 0, keyLen); 080 Bytes.putInt(newBuffer, Bytes.SIZEOF_INT, dataLen); 081 KeyValueUtil.appendKeyTo(kv, newBuffer, keyOffset); 082 if (lenAsVal) { 083 Bytes.putInt(newBuffer, newBuffer.length - dataLen, kv.getValueLength()); 084 } 085 KeyValue KeyOnlyKeyValue = new KeyValue(newBuffer); 086 087 KeyOnlyCell keyOnlyCell = new KeyOnlyCell(kv, lenAsVal); 088 KeyOnlyByteBufferExtendedCell keyOnlyByteBufferedCell = new KeyOnlyByteBufferExtendedCell( 089 bbCell, lenAsVal); 090 091 assertTrue(CellUtil.matchingRows(KeyOnlyKeyValue, keyOnlyCell)); 092 assertTrue(CellUtil.matchingRows(KeyOnlyKeyValue, keyOnlyByteBufferedCell)); 093 094 assertTrue(CellUtil.matchingFamily(KeyOnlyKeyValue, keyOnlyCell)); 095 assertTrue(CellUtil 096 .matchingFamily(KeyOnlyKeyValue, keyOnlyByteBufferedCell)); 097 098 assertTrue(CellUtil.matchingQualifier(KeyOnlyKeyValue, keyOnlyCell)); 099 assertTrue(CellUtil.matchingQualifier(KeyOnlyKeyValue, 100 keyOnlyByteBufferedCell)); 101 102 assertTrue(CellUtil.matchingValue(KeyOnlyKeyValue, keyOnlyCell)); 103 assertTrue(KeyOnlyKeyValue.getValueLength() == keyOnlyByteBufferedCell 104 .getValueLength()); 105 if (keyOnlyByteBufferedCell.getValueLength() > 0) { 106 assertTrue(CellUtil.matchingValue(KeyOnlyKeyValue, 107 keyOnlyByteBufferedCell)); 108 } 109 110 assertTrue(KeyOnlyKeyValue.getTimestamp() == keyOnlyCell.getTimestamp()); 111 assertTrue(KeyOnlyKeyValue.getTimestamp() == keyOnlyByteBufferedCell 112 .getTimestamp()); 113 114 assertTrue(KeyOnlyKeyValue.getTypeByte() == keyOnlyCell.getTypeByte()); 115 assertTrue(KeyOnlyKeyValue.getTypeByte() == keyOnlyByteBufferedCell 116 .getTypeByte()); 117 118 assertTrue(KeyOnlyKeyValue.getTagsLength() == keyOnlyCell.getTagsLength()); 119 assertTrue(KeyOnlyKeyValue.getTagsLength() == keyOnlyByteBufferedCell 120 .getTagsLength()); 121 } 122 123}