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.assertEquals; 021import static org.junit.Assert.assertTrue; 022 023import java.nio.ByteBuffer; 024import java.util.Collection; 025import org.apache.hadoop.hbase.ByteBufferKeyValue; 026import org.apache.hadoop.hbase.CellUtil; 027import org.apache.hadoop.hbase.HBaseClassTestRule; 028import org.apache.hadoop.hbase.HBaseCommonTestingUtil; 029import org.apache.hadoop.hbase.KeyValue; 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 HBaseCommonTestingUtil.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 = 067 new KeyValue(r, f, q, 0, q.length, 1234L, KeyValue.Type.Put, v, 0, v.length, tags); 068 069 ByteBuffer buffer = ByteBuffer.wrap(kv.getBuffer()); 070 ByteBufferKeyValue bbCell = new ByteBufferKeyValue(buffer, 0, buffer.remaining()); 071 072 // KV format: <keylen:4><valuelen:4><key:keylen><value:valuelen> 073 // Rebuild as: <keylen:4><0:4><key:keylen> 074 int dataLen = lenAsVal ? Bytes.SIZEOF_INT : 0; 075 int keyOffset = (2 * Bytes.SIZEOF_INT); 076 int keyLen = KeyValueUtil.keyLength(kv); 077 byte[] newBuffer = new byte[keyLen + keyOffset + dataLen]; 078 Bytes.putInt(newBuffer, 0, keyLen); 079 Bytes.putInt(newBuffer, Bytes.SIZEOF_INT, dataLen); 080 KeyValueUtil.appendKeyTo(kv, newBuffer, keyOffset); 081 if (lenAsVal) { 082 Bytes.putInt(newBuffer, newBuffer.length - dataLen, kv.getValueLength()); 083 } 084 KeyValue KeyOnlyKeyValue = new KeyValue(newBuffer); 085 086 KeyOnlyCell keyOnlyCell = new KeyOnlyCell(kv, lenAsVal); 087 KeyOnlyByteBufferExtendedCell keyOnlyByteBufferedCell = 088 new KeyOnlyByteBufferExtendedCell(bbCell, lenAsVal); 089 090 assertTrue(CellUtil.matchingRows(KeyOnlyKeyValue, keyOnlyCell)); 091 assertTrue(CellUtil.matchingRows(KeyOnlyKeyValue, keyOnlyByteBufferedCell)); 092 093 assertTrue(CellUtil.matchingFamily(KeyOnlyKeyValue, keyOnlyCell)); 094 assertTrue(CellUtil.matchingFamily(KeyOnlyKeyValue, keyOnlyByteBufferedCell)); 095 096 assertTrue(CellUtil.matchingQualifier(KeyOnlyKeyValue, keyOnlyCell)); 097 assertTrue(CellUtil.matchingQualifier(KeyOnlyKeyValue, keyOnlyByteBufferedCell)); 098 099 assertTrue(CellUtil.matchingValue(KeyOnlyKeyValue, keyOnlyCell)); 100 assertTrue(KeyOnlyKeyValue.getValueLength() == keyOnlyByteBufferedCell.getValueLength()); 101 assertEquals(8 + keyLen + (lenAsVal ? 4 : 0), KeyOnlyKeyValue.getSerializedSize()); 102 assertEquals(8 + keyLen + (lenAsVal ? 4 : 0), keyOnlyCell.getSerializedSize()); 103 if (keyOnlyByteBufferedCell.getValueLength() > 0) { 104 assertTrue(CellUtil.matchingValue(KeyOnlyKeyValue, keyOnlyByteBufferedCell)); 105 } 106 107 assertTrue(KeyOnlyKeyValue.getTimestamp() == keyOnlyCell.getTimestamp()); 108 assertTrue(KeyOnlyKeyValue.getTimestamp() == keyOnlyByteBufferedCell.getTimestamp()); 109 110 assertTrue(KeyOnlyKeyValue.getTypeByte() == keyOnlyCell.getTypeByte()); 111 assertTrue(KeyOnlyKeyValue.getTypeByte() == keyOnlyByteBufferedCell.getTypeByte()); 112 113 assertTrue(KeyOnlyKeyValue.getTagsLength() == keyOnlyCell.getTagsLength()); 114 assertTrue(KeyOnlyKeyValue.getTagsLength() == keyOnlyByteBufferedCell.getTagsLength()); 115 } 116 117}