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<pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a>
<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
<span class="sourceLineNo">009</span> *<a name="line.9"></a>
<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
<span class="sourceLineNo">011</span> *<a name="line.11"></a>
<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.wal;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static org.hamcrest.MatcherAssert.assertThat;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.hamcrest.Matchers.hasSize;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import static org.junit.Assert.assertEquals;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import static org.junit.Assert.assertTrue;<a name="line.23"></a>
<span class="sourceLineNo">024</span><a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.Arrays;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.List;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.NavigableMap;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import java.util.TreeMap;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.hadoop.fs.Path;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.Cell;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.CellBuilderFactory;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.CellBuilderType;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.TableName;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.regionserver.MultiVersionConcurrencyControl;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.38"></a>
<span class="sourceLineNo">039</span><a name="line.39"></a>
<span class="sourceLineNo">040</span>@SuppressWarnings("checkstyle:innerassignment")<a name="line.40"></a>
<span class="sourceLineNo">041</span>public class CompressedWALTestBase {<a name="line.41"></a>
<span class="sourceLineNo">042</span><a name="line.42"></a>
<span class="sourceLineNo">043</span> protected final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.43"></a>
<span class="sourceLineNo">044</span><a name="line.44"></a>
<span class="sourceLineNo">045</span> static final byte[] VALUE;<a name="line.45"></a>
<span class="sourceLineNo">046</span> static {<a name="line.46"></a>
<span class="sourceLineNo">047</span> // 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, 1597<a name="line.47"></a>
<span class="sourceLineNo">048</span> VALUE =<a name="line.48"></a>
<span class="sourceLineNo">049</span> new byte[1 + 1 + 2 + 3 + 5 + 8 + 13 + 21 + 34 + 55 + 89 + 144 + 233 + 377 + 610 + 987 + 1597];<a name="line.49"></a>
<span class="sourceLineNo">050</span> int off = 0;<a name="line.50"></a>
<span class="sourceLineNo">051</span> Arrays.fill(VALUE, off, (off += 1), (byte) 'A');<a name="line.51"></a>
<span class="sourceLineNo">052</span> Arrays.fill(VALUE, off, (off += 1), (byte) 'B');<a name="line.52"></a>
<span class="sourceLineNo">053</span> Arrays.fill(VALUE, off, (off += 2), (byte) 'C');<a name="line.53"></a>
<span class="sourceLineNo">054</span> Arrays.fill(VALUE, off, (off += 3), (byte) 'D');<a name="line.54"></a>
<span class="sourceLineNo">055</span> Arrays.fill(VALUE, off, (off += 5), (byte) 'E');<a name="line.55"></a>
<span class="sourceLineNo">056</span> Arrays.fill(VALUE, off, (off += 8), (byte) 'F');<a name="line.56"></a>
<span class="sourceLineNo">057</span> Arrays.fill(VALUE, off, (off += 13), (byte) 'G');<a name="line.57"></a>
<span class="sourceLineNo">058</span> Arrays.fill(VALUE, off, (off += 21), (byte) 'H');<a name="line.58"></a>
<span class="sourceLineNo">059</span> Arrays.fill(VALUE, off, (off += 34), (byte) 'I');<a name="line.59"></a>
<span class="sourceLineNo">060</span> Arrays.fill(VALUE, off, (off += 55), (byte) 'J');<a name="line.60"></a>
<span class="sourceLineNo">061</span> Arrays.fill(VALUE, off, (off += 89), (byte) 'K');<a name="line.61"></a>
<span class="sourceLineNo">062</span> Arrays.fill(VALUE, off, (off += 144), (byte) 'L');<a name="line.62"></a>
<span class="sourceLineNo">063</span> Arrays.fill(VALUE, off, (off += 233), (byte) 'M');<a name="line.63"></a>
<span class="sourceLineNo">064</span> Arrays.fill(VALUE, off, (off += 377), (byte) 'N');<a name="line.64"></a>
<span class="sourceLineNo">065</span> Arrays.fill(VALUE, off, (off += 610), (byte) 'O');<a name="line.65"></a>
<span class="sourceLineNo">066</span> Arrays.fill(VALUE, off, (off += 987), (byte) 'P');<a name="line.66"></a>
<span class="sourceLineNo">067</span> Arrays.fill(VALUE, off, (off += 1597), (byte) 'Q');<a name="line.67"></a>
<span class="sourceLineNo">068</span> }<a name="line.68"></a>
<span class="sourceLineNo">069</span><a name="line.69"></a>
<span class="sourceLineNo">070</span> public void doTest(TableName tableName) throws Exception {<a name="line.70"></a>
<span class="sourceLineNo">071</span> NavigableMap&lt;byte[], Integer&gt; scopes = new TreeMap&lt;&gt;(Bytes.BYTES_COMPARATOR);<a name="line.71"></a>
<span class="sourceLineNo">072</span> scopes.put(tableName.getName(), 0);<a name="line.72"></a>
<span class="sourceLineNo">073</span> RegionInfo regionInfo = RegionInfoBuilder.newBuilder(tableName).build();<a name="line.73"></a>
<span class="sourceLineNo">074</span> final int total = 1000;<a name="line.74"></a>
<span class="sourceLineNo">075</span> final byte[] row = Bytes.toBytes("row");<a name="line.75"></a>
<span class="sourceLineNo">076</span> final byte[] family = Bytes.toBytes("family");<a name="line.76"></a>
<span class="sourceLineNo">077</span> final byte[] value = VALUE;<a name="line.77"></a>
<span class="sourceLineNo">078</span> final WALFactory wals =<a name="line.78"></a>
<span class="sourceLineNo">079</span> new WALFactory(TEST_UTIL.getConfiguration(), tableName.getNameAsString());<a name="line.79"></a>
<span class="sourceLineNo">080</span><a name="line.80"></a>
<span class="sourceLineNo">081</span> // Write the WAL<a name="line.81"></a>
<span class="sourceLineNo">082</span> final WAL wal = wals.getWAL(regionInfo);<a name="line.82"></a>
<span class="sourceLineNo">083</span><a name="line.83"></a>
<span class="sourceLineNo">084</span> MultiVersionConcurrencyControl mvcc = new MultiVersionConcurrencyControl();<a name="line.84"></a>
<span class="sourceLineNo">085</span><a name="line.85"></a>
<span class="sourceLineNo">086</span> for (int i = 0; i &lt; total; i++) {<a name="line.86"></a>
<span class="sourceLineNo">087</span> WALEdit kvs = new WALEdit();<a name="line.87"></a>
<span class="sourceLineNo">088</span> kvs.add(CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY).setType(Cell.Type.Put)<a name="line.88"></a>
<span class="sourceLineNo">089</span> .setRow(row).setFamily(family).setQualifier(Bytes.toBytes(i)).setValue(value).build());<a name="line.89"></a>
<span class="sourceLineNo">090</span> kvs.add(CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY)<a name="line.90"></a>
<span class="sourceLineNo">091</span> .setType(Cell.Type.DeleteFamily).setRow(row).setFamily(family).build());<a name="line.91"></a>
<span class="sourceLineNo">092</span> wal.appendData(regionInfo, new WALKeyImpl(regionInfo.getEncodedNameAsBytes(), tableName,<a name="line.92"></a>
<span class="sourceLineNo">093</span> System.currentTimeMillis(), mvcc, scopes), kvs);<a name="line.93"></a>
<span class="sourceLineNo">094</span> wal.sync();<a name="line.94"></a>
<span class="sourceLineNo">095</span> }<a name="line.95"></a>
<span class="sourceLineNo">096</span> final Path walPath = AbstractFSWALProvider.getCurrentFileName(wal);<a name="line.96"></a>
<span class="sourceLineNo">097</span> wals.shutdown();<a name="line.97"></a>
<span class="sourceLineNo">098</span><a name="line.98"></a>
<span class="sourceLineNo">099</span> // Confirm the WAL can be read back<a name="line.99"></a>
<span class="sourceLineNo">100</span> try (WALStreamReader reader = wals.createStreamReader(TEST_UTIL.getTestFileSystem(), walPath)) {<a name="line.100"></a>
<span class="sourceLineNo">101</span> int count = 0;<a name="line.101"></a>
<span class="sourceLineNo">102</span> WAL.Entry entry = new WAL.Entry();<a name="line.102"></a>
<span class="sourceLineNo">103</span> while (reader.next(entry) != null) {<a name="line.103"></a>
<span class="sourceLineNo">104</span> count++;<a name="line.104"></a>
<span class="sourceLineNo">105</span> List&lt;Cell&gt; cells = entry.getEdit().getCells();<a name="line.105"></a>
<span class="sourceLineNo">106</span> assertThat("Should be two KVs per WALEdit", cells, hasSize(2));<a name="line.106"></a>
<span class="sourceLineNo">107</span> Cell putCell = cells.get(0);<a name="line.107"></a>
<span class="sourceLineNo">108</span> assertEquals(Cell.Type.Put, putCell.getType());<a name="line.108"></a>
<span class="sourceLineNo">109</span> assertTrue("Incorrect row", Bytes.equals(putCell.getRowArray(), putCell.getRowOffset(),<a name="line.109"></a>
<span class="sourceLineNo">110</span> putCell.getRowLength(), row, 0, row.length));<a name="line.110"></a>
<span class="sourceLineNo">111</span> assertTrue("Incorrect family", Bytes.equals(putCell.getFamilyArray(),<a name="line.111"></a>
<span class="sourceLineNo">112</span> putCell.getFamilyOffset(), putCell.getFamilyLength(), family, 0, family.length));<a name="line.112"></a>
<span class="sourceLineNo">113</span> assertTrue("Incorrect value", Bytes.equals(putCell.getValueArray(),<a name="line.113"></a>
<span class="sourceLineNo">114</span> putCell.getValueOffset(), putCell.getValueLength(), value, 0, value.length));<a name="line.114"></a>
<span class="sourceLineNo">115</span><a name="line.115"></a>
<span class="sourceLineNo">116</span> Cell deleteCell = cells.get(1);<a name="line.116"></a>
<span class="sourceLineNo">117</span> assertEquals(Cell.Type.DeleteFamily, deleteCell.getType());<a name="line.117"></a>
<span class="sourceLineNo">118</span> assertTrue("Incorrect row", Bytes.equals(deleteCell.getRowArray(),<a name="line.118"></a>
<span class="sourceLineNo">119</span> deleteCell.getRowOffset(), deleteCell.getRowLength(), row, 0, row.length));<a name="line.119"></a>
<span class="sourceLineNo">120</span> assertTrue("Incorrect family", Bytes.equals(deleteCell.getFamilyArray(),<a name="line.120"></a>
<span class="sourceLineNo">121</span> deleteCell.getFamilyOffset(), deleteCell.getFamilyLength(), family, 0, family.length));<a name="line.121"></a>
<span class="sourceLineNo">122</span> }<a name="line.122"></a>
<span class="sourceLineNo">123</span> assertEquals("Should have read back as many KVs as written", total, count);<a name="line.123"></a>
<span class="sourceLineNo">124</span> }<a name="line.124"></a>
<span class="sourceLineNo">125</span> }<a name="line.125"></a>
<span class="sourceLineNo">126</span>}<a name="line.126"></a>
</pre>
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