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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;</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.apache.hadoop.hbase.AcidGuaranteesTestTool.FAMILY_A;</span>
<span class="source-line-no">021</span><span id="line-21">import static org.apache.hadoop.hbase.AcidGuaranteesTestTool.FAMILY_B;</span>
<span class="source-line-no">022</span><span id="line-22">import static org.apache.hadoop.hbase.AcidGuaranteesTestTool.FAMILY_C;</span>
<span class="source-line-no">023</span><span id="line-23">import static org.apache.hadoop.hbase.AcidGuaranteesTestTool.TABLE_NAME;</span>
<span class="source-line-no">024</span><span id="line-24"></span>
<span class="source-line-no">025</span><span id="line-25">import java.util.Set;</span>
<span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.conf.Configuration;</span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.regionserver.ConstantSizeRegionSplitPolicy;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.testclassification.IntegrationTests;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.util.ToolRunner;</span>
<span class="source-line-no">031</span><span id="line-31">import org.junit.Test;</span>
<span class="source-line-no">032</span><span id="line-32">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">033</span><span id="line-33"></span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hbase.thirdparty.com.google.common.collect.Sets;</span>
<span class="source-line-no">035</span><span id="line-35"></span>
<span class="source-line-no">036</span><span id="line-36">/**</span>
<span class="source-line-no">037</span><span id="line-37"> * This Integration Test verifies acid guarantees across column families by frequently writing</span>
<span class="source-line-no">038</span><span id="line-38"> * values to rows with multiple column families and concurrently reading entire rows that expect all</span>
<span class="source-line-no">039</span><span id="line-39"> * column families.</span>
<span class="source-line-no">040</span><span id="line-40"> * &lt;p&gt;</span>
<span class="source-line-no">041</span><span id="line-41"> * Sample usage:</span>
<span class="source-line-no">042</span><span id="line-42"> *</span>
<span class="source-line-no">043</span><span id="line-43"> * &lt;pre&gt;</span>
<span class="source-line-no">044</span><span id="line-44"> * hbase org.apache.hadoop.hbase.IntegrationTestAcidGuarantees -Dmillis=10000 -DnumWriters=50</span>
<span class="source-line-no">045</span><span id="line-45"> * -DnumGetters=2 -DnumScanners=2 -DnumUniqueRows=5</span>
<span class="source-line-no">046</span><span id="line-46"> * &lt;/pre&gt;</span>
<span class="source-line-no">047</span><span id="line-47"> */</span>
<span class="source-line-no">048</span><span id="line-48">@Category(IntegrationTests.class)</span>
<span class="source-line-no">049</span><span id="line-49">public class IntegrationTestAcidGuarantees extends IntegrationTestBase {</span>
<span class="source-line-no">050</span><span id="line-50"> private static final int SERVER_COUNT = 1; // number of slaves for the smallest cluster</span>
<span class="source-line-no">051</span><span id="line-51"></span>
<span class="source-line-no">052</span><span id="line-52"> // The unit test version.</span>
<span class="source-line-no">053</span><span id="line-53"> AcidGuaranteesTestTool tool;</span>
<span class="source-line-no">054</span><span id="line-54"></span>
<span class="source-line-no">055</span><span id="line-55"> @Override</span>
<span class="source-line-no">056</span><span id="line-56"> public int runTestFromCommandLine() throws Exception {</span>
<span class="source-line-no">057</span><span id="line-57"> return tool.run(new String[0]);</span>
<span class="source-line-no">058</span><span id="line-58"> }</span>
<span class="source-line-no">059</span><span id="line-59"></span>
<span class="source-line-no">060</span><span id="line-60"> @Override</span>
<span class="source-line-no">061</span><span id="line-61"> public void setUpCluster() throws Exception {</span>
<span class="source-line-no">062</span><span id="line-62"> // Set small flush size for minicluster so we exercise reseeking scanners</span>
<span class="source-line-no">063</span><span id="line-63"> util = getTestingUtil(getConf());</span>
<span class="source-line-no">064</span><span id="line-64"> util.initializeCluster(SERVER_COUNT);</span>
<span class="source-line-no">065</span><span id="line-65"> conf = getConf();</span>
<span class="source-line-no">066</span><span id="line-66"> conf.set(HConstants.HREGION_MEMSTORE_FLUSH_SIZE, String.valueOf(128 * 1024));</span>
<span class="source-line-no">067</span><span id="line-67"> // prevent aggressive region split</span>
<span class="source-line-no">068</span><span id="line-68"> conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,</span>
<span class="source-line-no">069</span><span id="line-69"> ConstantSizeRegionSplitPolicy.class.getName());</span>
<span class="source-line-no">070</span><span id="line-70"></span>
<span class="source-line-no">071</span><span id="line-71"> tool = new AcidGuaranteesTestTool();</span>
<span class="source-line-no">072</span><span id="line-72"> tool.setConf(getConf());</span>
<span class="source-line-no">073</span><span id="line-73"> }</span>
<span class="source-line-no">074</span><span id="line-74"></span>
<span class="source-line-no">075</span><span id="line-75"> @Override</span>
<span class="source-line-no">076</span><span id="line-76"> public TableName getTablename() {</span>
<span class="source-line-no">077</span><span id="line-77"> return TABLE_NAME;</span>
<span class="source-line-no">078</span><span id="line-78"> }</span>
<span class="source-line-no">079</span><span id="line-79"></span>
<span class="source-line-no">080</span><span id="line-80"> @Override</span>
<span class="source-line-no">081</span><span id="line-81"> protected Set&lt;String&gt; getColumnFamilies() {</span>
<span class="source-line-no">082</span><span id="line-82"> return Sets.newHashSet(Bytes.toString(FAMILY_A), Bytes.toString(FAMILY_B),</span>
<span class="source-line-no">083</span><span id="line-83"> Bytes.toString(FAMILY_C));</span>
<span class="source-line-no">084</span><span id="line-84"> }</span>
<span class="source-line-no">085</span><span id="line-85"></span>
<span class="source-line-no">086</span><span id="line-86"> private void runTestAtomicity(long millisToRun, int numWriters, int numGetters, int numScanners,</span>
<span class="source-line-no">087</span><span id="line-87"> int numUniqueRows) throws Exception {</span>
<span class="source-line-no">088</span><span id="line-88"> tool.run(new String[] { "-millis", String.valueOf(millisToRun), "-numWriters",</span>
<span class="source-line-no">089</span><span id="line-89"> String.valueOf(numWriters), "-numGetters", String.valueOf(numGetters), "-numScanners",</span>
<span class="source-line-no">090</span><span id="line-90"> String.valueOf(numScanners), "-numUniqueRows", String.valueOf(numUniqueRows) });</span>
<span class="source-line-no">091</span><span id="line-91"> }</span>
<span class="source-line-no">092</span><span id="line-92"></span>
<span class="source-line-no">093</span><span id="line-93"> // ***** Actual integration tests</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 testGetAtomicity() throws Exception {</span>
<span class="source-line-no">096</span><span id="line-96"> runTestAtomicity(20000, 4, 4, 0, 3);</span>
<span class="source-line-no">097</span><span id="line-97"> }</span>
<span class="source-line-no">098</span><span id="line-98"></span>
<span class="source-line-no">099</span><span id="line-99"> @Test</span>
<span class="source-line-no">100</span><span id="line-100"> public void testScanAtomicity() throws Exception {</span>
<span class="source-line-no">101</span><span id="line-101"> runTestAtomicity(20000, 3, 0, 2, 3);</span>
<span class="source-line-no">102</span><span id="line-102"> }</span>
<span class="source-line-no">103</span><span id="line-103"></span>
<span class="source-line-no">104</span><span id="line-104"> @Test</span>
<span class="source-line-no">105</span><span id="line-105"> public void testMixedAtomicity() throws Exception {</span>
<span class="source-line-no">106</span><span id="line-106"> runTestAtomicity(20000, 4, 2, 2, 3);</span>
<span class="source-line-no">107</span><span id="line-107"> }</span>
<span class="source-line-no">108</span><span id="line-108"></span>
<span class="source-line-no">109</span><span id="line-109"> // **** Command line hook</span>
<span class="source-line-no">110</span><span id="line-110"> public static void main(String[] args) throws Exception {</span>
<span class="source-line-no">111</span><span id="line-111"> Configuration conf = HBaseConfiguration.create();</span>
<span class="source-line-no">112</span><span id="line-112"> IntegrationTestingUtility.setUseDistributedCluster(conf);</span>
<span class="source-line-no">113</span><span id="line-113"> int ret = ToolRunner.run(conf, new IntegrationTestAcidGuarantees(), args);</span>
<span class="source-line-no">114</span><span id="line-114"> System.exit(ret);</span>
<span class="source-line-no">115</span><span id="line-115"> }</span>
<span class="source-line-no">116</span><span id="line-116">}</span>
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