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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.io.encoding;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertFalse;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">023</span><span id="line-23"></span> |
| <span class="source-line-no">024</span><span id="line-24">import java.io.ByteArrayInputStream;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.io.ByteArrayOutputStream;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.nio.ByteBuffer;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.KeyValue;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.KeyValue.Type;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.PrivateCellUtil;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.codec.Codec.Decoder;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.codec.Codec.Encoder;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.codec.KeyValueCodecWithTags;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.io.encoding.BufferedDataBlockEncoder.OnheapDecodedCell;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.testclassification.IOTests;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.util.ObjectIntPair;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.junit.ClassRule;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.junit.Test;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44">@Category({ IOTests.class, MediumTests.class })</span> |
| <span class="source-line-no">045</span><span id="line-45">public class TestBufferedDataBlockEncoder {</span> |
| <span class="source-line-no">046</span><span id="line-46"></span> |
| <span class="source-line-no">047</span><span id="line-47"> @ClassRule</span> |
| <span class="source-line-no">048</span><span id="line-48"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">049</span><span id="line-49"> HBaseClassTestRule.forClass(TestBufferedDataBlockEncoder.class);</span> |
| <span class="source-line-no">050</span><span id="line-50"></span> |
| <span class="source-line-no">051</span><span id="line-51"> byte[] row1 = Bytes.toBytes("row1");</span> |
| <span class="source-line-no">052</span><span id="line-52"> byte[] row2 = Bytes.toBytes("row2");</span> |
| <span class="source-line-no">053</span><span id="line-53"> byte[] row_1_0 = Bytes.toBytes("row10");</span> |
| <span class="source-line-no">054</span><span id="line-54"></span> |
| <span class="source-line-no">055</span><span id="line-55"> byte[] fam1 = Bytes.toBytes("fam1");</span> |
| <span class="source-line-no">056</span><span id="line-56"> byte[] fam2 = Bytes.toBytes("fam2");</span> |
| <span class="source-line-no">057</span><span id="line-57"> byte[] fam_1_2 = Bytes.toBytes("fam12");</span> |
| <span class="source-line-no">058</span><span id="line-58"></span> |
| <span class="source-line-no">059</span><span id="line-59"> byte[] qual1 = Bytes.toBytes("qual1");</span> |
| <span class="source-line-no">060</span><span id="line-60"> byte[] qual2 = Bytes.toBytes("qual2");</span> |
| <span class="source-line-no">061</span><span id="line-61"></span> |
| <span class="source-line-no">062</span><span id="line-62"> byte[] val = Bytes.toBytes("val");</span> |
| <span class="source-line-no">063</span><span id="line-63"></span> |
| <span class="source-line-no">064</span><span id="line-64"> @Test</span> |
| <span class="source-line-no">065</span><span id="line-65"> public void testEnsureSpaceForKey() {</span> |
| <span class="source-line-no">066</span><span id="line-66"> BufferedDataBlockEncoder.SeekerState state =</span> |
| <span class="source-line-no">067</span><span id="line-67"> new BufferedDataBlockEncoder.SeekerState(new ObjectIntPair<>(), false);</span> |
| <span class="source-line-no">068</span><span id="line-68"> for (int i = 1; i <= 65536; ++i) {</span> |
| <span class="source-line-no">069</span><span id="line-69"> state.keyLength = i;</span> |
| <span class="source-line-no">070</span><span id="line-70"> state.ensureSpaceForKey();</span> |
| <span class="source-line-no">071</span><span id="line-71"> state.keyBuffer[state.keyLength - 1] = (byte) ((i - 1) % 0xff);</span> |
| <span class="source-line-no">072</span><span id="line-72"> for (int j = 0; j < i - 1; ++j) {</span> |
| <span class="source-line-no">073</span><span id="line-73"> // Check that earlier bytes were preserved as the buffer grew.</span> |
| <span class="source-line-no">074</span><span id="line-74"> assertEquals((byte) (j % 0xff), state.keyBuffer[j]);</span> |
| <span class="source-line-no">075</span><span id="line-75"> }</span> |
| <span class="source-line-no">076</span><span id="line-76"> }</span> |
| <span class="source-line-no">077</span><span id="line-77"> }</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> @Test</span> |
| <span class="source-line-no">080</span><span id="line-80"> public void testCommonPrefixComparators() {</span> |
| <span class="source-line-no">081</span><span id="line-81"> KeyValue kv1 = new KeyValue(row1, fam1, qual1, 1L, Type.Put);</span> |
| <span class="source-line-no">082</span><span id="line-82"> KeyValue kv2 = new KeyValue(row1, fam_1_2, qual1, 1L, Type.Maximum);</span> |
| <span class="source-line-no">083</span><span id="line-83"> assertTrue((BufferedDataBlockEncoder.compareCommonFamilyPrefix(kv1, kv2, 4) < 0));</span> |
| <span class="source-line-no">084</span><span id="line-84"></span> |
| <span class="source-line-no">085</span><span id="line-85"> kv1 = new KeyValue(row1, fam1, qual1, 1L, Type.Put);</span> |
| <span class="source-line-no">086</span><span id="line-86"> kv2 = new KeyValue(row_1_0, fam_1_2, qual1, 1L, Type.Maximum);</span> |
| <span class="source-line-no">087</span><span id="line-87"> assertTrue((BufferedDataBlockEncoder.compareCommonRowPrefix(kv1, kv2, 4) < 0));</span> |
| <span class="source-line-no">088</span><span id="line-88"></span> |
| <span class="source-line-no">089</span><span id="line-89"> kv1 = new KeyValue(row1, fam1, qual2, 1L, Type.Put);</span> |
| <span class="source-line-no">090</span><span id="line-90"> kv2 = new KeyValue(row1, fam1, qual1, 1L, Type.Maximum);</span> |
| <span class="source-line-no">091</span><span id="line-91"> assertTrue((BufferedDataBlockEncoder.compareCommonQualifierPrefix(kv1, kv2, 4) > 0));</span> |
| <span class="source-line-no">092</span><span id="line-92"> }</span> |
| <span class="source-line-no">093</span><span id="line-93"></span> |
| <span class="source-line-no">094</span><span id="line-94"> @Test</span> |
| <span class="source-line-no">095</span><span id="line-95"> public void testKVCodecWithTagsForDecodedCellsWithNoTags() throws Exception {</span> |
| <span class="source-line-no">096</span><span id="line-96"> KeyValue kv1 = new KeyValue(Bytes.toBytes("r"), Bytes.toBytes("f"), Bytes.toBytes("1"),</span> |
| <span class="source-line-no">097</span><span id="line-97"> HConstants.LATEST_TIMESTAMP, Bytes.toBytes("1"));</span> |
| <span class="source-line-no">098</span><span id="line-98"> // kv1.getKey() return a copy of the Key bytes which starts from RK_length. Means from offsets,</span> |
| <span class="source-line-no">099</span><span id="line-99"> // we need to reduce the KL and VL parts.</span> |
| <span class="source-line-no">100</span><span id="line-100"> OnheapDecodedCell c1 = new OnheapDecodedCell(kv1.getKey(), kv1.getRowLength(),</span> |
| <span class="source-line-no">101</span><span id="line-101"> kv1.getFamilyOffset() - KeyValue.ROW_OFFSET, kv1.getFamilyLength(),</span> |
| <span class="source-line-no">102</span><span id="line-102"> kv1.getQualifierOffset() - KeyValue.ROW_OFFSET, kv1.getQualifierLength(), kv1.getTimestamp(),</span> |
| <span class="source-line-no">103</span><span id="line-103"> kv1.getTypeByte(), kv1.getValueArray(), kv1.getValueOffset(), kv1.getValueLength(),</span> |
| <span class="source-line-no">104</span><span id="line-104"> kv1.getSequenceId(), kv1.getTagsArray(), kv1.getTagsOffset(), kv1.getTagsLength());</span> |
| <span class="source-line-no">105</span><span id="line-105"> KeyValue kv2 = new KeyValue(Bytes.toBytes("r2"), Bytes.toBytes("f"), Bytes.toBytes("2"),</span> |
| <span class="source-line-no">106</span><span id="line-106"> HConstants.LATEST_TIMESTAMP, Bytes.toBytes("2"));</span> |
| <span class="source-line-no">107</span><span id="line-107"> OnheapDecodedCell c2 = new OnheapDecodedCell(kv2.getKey(), kv2.getRowLength(),</span> |
| <span class="source-line-no">108</span><span id="line-108"> kv2.getFamilyOffset() - KeyValue.ROW_OFFSET, kv2.getFamilyLength(),</span> |
| <span class="source-line-no">109</span><span id="line-109"> kv2.getQualifierOffset() - KeyValue.ROW_OFFSET, kv2.getQualifierLength(), kv2.getTimestamp(),</span> |
| <span class="source-line-no">110</span><span id="line-110"> kv2.getTypeByte(), kv2.getValueArray(), kv2.getValueOffset(), kv2.getValueLength(),</span> |
| <span class="source-line-no">111</span><span id="line-111"> kv2.getSequenceId(), kv2.getTagsArray(), kv2.getTagsOffset(), kv2.getTagsLength());</span> |
| <span class="source-line-no">112</span><span id="line-112"> KeyValue kv3 = new KeyValue(Bytes.toBytes("r3"), Bytes.toBytes("cf"), Bytes.toBytes("qual"),</span> |
| <span class="source-line-no">113</span><span id="line-113"> HConstants.LATEST_TIMESTAMP, Bytes.toBytes("3"));</span> |
| <span class="source-line-no">114</span><span id="line-114"> BufferedDataBlockEncoder.OffheapDecodedExtendedCell c3 =</span> |
| <span class="source-line-no">115</span><span id="line-115"> new BufferedDataBlockEncoder.OffheapDecodedExtendedCell(ByteBuffer.wrap(kv2.getKey()),</span> |
| <span class="source-line-no">116</span><span id="line-116"> kv2.getRowLength(), kv2.getFamilyOffset() - KeyValue.ROW_OFFSET, kv2.getFamilyLength(),</span> |
| <span class="source-line-no">117</span><span id="line-117"> kv2.getQualifierOffset() - KeyValue.ROW_OFFSET, kv2.getQualifierLength(),</span> |
| <span class="source-line-no">118</span><span id="line-118"> kv2.getTimestamp(), kv2.getTypeByte(), ByteBuffer.wrap(kv2.getValueArray()),</span> |
| <span class="source-line-no">119</span><span id="line-119"> kv2.getValueOffset(), kv2.getValueLength(), kv2.getSequenceId(),</span> |
| <span class="source-line-no">120</span><span id="line-120"> ByteBuffer.wrap(kv2.getTagsArray()), kv2.getTagsOffset(), kv2.getTagsLength());</span> |
| <span class="source-line-no">121</span><span id="line-121"> ByteArrayOutputStream os = new ByteArrayOutputStream();</span> |
| <span class="source-line-no">122</span><span id="line-122"> KeyValueCodecWithTags codec = new KeyValueCodecWithTags();</span> |
| <span class="source-line-no">123</span><span id="line-123"> Encoder encoder = codec.getEncoder(os);</span> |
| <span class="source-line-no">124</span><span id="line-124"> encoder.write(c1);</span> |
| <span class="source-line-no">125</span><span id="line-125"> encoder.write(c2);</span> |
| <span class="source-line-no">126</span><span id="line-126"> encoder.write(c3);</span> |
| <span class="source-line-no">127</span><span id="line-127"> ByteArrayInputStream is = new ByteArrayInputStream(os.toByteArray());</span> |
| <span class="source-line-no">128</span><span id="line-128"> Decoder decoder = codec.getDecoder(is);</span> |
| <span class="source-line-no">129</span><span id="line-129"> assertTrue(decoder.advance());</span> |
| <span class="source-line-no">130</span><span id="line-130"> assertTrue(PrivateCellUtil.equals(c1, decoder.current()));</span> |
| <span class="source-line-no">131</span><span id="line-131"> assertTrue(decoder.advance());</span> |
| <span class="source-line-no">132</span><span id="line-132"> assertTrue(PrivateCellUtil.equals(c2, decoder.current()));</span> |
| <span class="source-line-no">133</span><span id="line-133"> assertTrue(decoder.advance());</span> |
| <span class="source-line-no">134</span><span id="line-134"> assertTrue(PrivateCellUtil.equals(c3, decoder.current()));</span> |
| <span class="source-line-no">135</span><span id="line-135"> assertFalse(decoder.advance());</span> |
| <span class="source-line-no">136</span><span id="line-136"> }</span> |
| <span class="source-line-no">137</span><span id="line-137">}</span> |
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