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Posted to commits@omid.apache.org by oh...@apache.org on 2018/09/20 07:52:30 UTC

[39/48] incubator-omid-site git commit: [wagon-git] commit to branch asf-site 9/20/18 10:51 AM

http://git-wip-us.apache.org/repos/asf/incubator-omid-site/blob/581871ee/xref-test/org/apache/omid/transaction/TestCompaction.html
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diff --git a/xref-test/org/apache/omid/transaction/TestCompaction.html b/xref-test/org/apache/omid/transaction/TestCompaction.html
index 0618d92..eeb18f9 100644
--- a/xref-test/org/apache/omid/transaction/TestCompaction.html
+++ b/xref-test/org/apache/omid/transaction/TestCompaction.html
@@ -27,1188 +27,1181 @@
 <a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> */</em>
 <a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">package</strong> org.apache.omid.transaction;
 <a class="jxr_linenumber" name="19" href="#19">19</a>  
-<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.mockito.Matchers.any;
-<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.mockito.Mockito.doAnswer;
-<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.mockito.Mockito.doReturn;
-<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.mockito.Mockito.doThrow;
-<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.mockito.Mockito.spy;
-<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertEquals;
-<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertFalse;
-<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertNull;
-<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.assertTrue;
-<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.testng.Assert.fail;
-<a class="jxr_linenumber" name="30" href="#30">30</a>  
-<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
-<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
-<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> java.util.List;
-<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> java.util.Random;
-<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> java.util.Set;
-<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.TimeUnit;
-<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.atomic.AtomicBoolean;
-<a class="jxr_linenumber" name="38" href="#38">38</a>  
-<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.conf.Configuration;
-<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.Cell;
-<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.CellUtil;
-<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.Coprocessor;
-<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HBaseTestingUtility;
-<a class="jxr_linenumber" name="44" href="#44">44</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HColumnDescriptor;
-<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HTableDescriptor;
-<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.MiniHBaseCluster;
-<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.TableName;
-<a class="jxr_linenumber" name="48" href="#48">48</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Admin;
-<a class="jxr_linenumber" name="49" href="#49">49</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Connection;
-<a class="jxr_linenumber" name="50" href="#50">50</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.ConnectionFactory;
-<a class="jxr_linenumber" name="51" href="#51">51</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Delete;
-<a class="jxr_linenumber" name="52" href="#52">52</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Get;
-<a class="jxr_linenumber" name="53" href="#53">53</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Put;
-<a class="jxr_linenumber" name="54" href="#54">54</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Result;
-<a class="jxr_linenumber" name="55" href="#55">55</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.ResultScanner;
-<a class="jxr_linenumber" name="56" href="#56">56</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException;
-<a class="jxr_linenumber" name="57" href="#57">57</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Row;
-<a class="jxr_linenumber" name="58" href="#58">58</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Scan;
-<a class="jxr_linenumber" name="59" href="#59">59</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Table;
-<a class="jxr_linenumber" name="60" href="#60">60</a>  <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.Bytes;
-<a class="jxr_linenumber" name="61" href="#61">61</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.HBaseShims;
-<a class="jxr_linenumber" name="62" href="#62">62</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.TestUtils;
-<a class="jxr_linenumber" name="63" href="#63">63</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.committable.CommitTable;
-<a class="jxr_linenumber" name="64" href="#64">64</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.committable.hbase.HBaseCommitTableConfig;
-<a class="jxr_linenumber" name="65" href="#65">65</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.metrics.NullMetricsProvider;
-<a class="jxr_linenumber" name="66" href="#66">66</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.timestamp.storage.HBaseTimestampStorageConfig;
-<a class="jxr_linenumber" name="67" href="#67">67</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.tso.TSOServer;
-<a class="jxr_linenumber" name="68" href="#68">68</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.tso.TSOServerConfig;
-<a class="jxr_linenumber" name="69" href="#69">69</a>  <strong class="jxr_keyword">import</strong> org.mockito.invocation.InvocationOnMock;
-<a class="jxr_linenumber" name="70" href="#70">70</a>  <strong class="jxr_keyword">import</strong> org.mockito.stubbing.Answer;
-<a class="jxr_linenumber" name="71" href="#71">71</a>  <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
-<a class="jxr_linenumber" name="72" href="#72">72</a>  <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
-<a class="jxr_linenumber" name="73" href="#73">73</a>  <strong class="jxr_keyword">import</strong> org.testng.annotations.AfterClass;
-<a class="jxr_linenumber" name="74" href="#74">74</a>  <strong class="jxr_keyword">import</strong> org.testng.annotations.BeforeClass;
-<a class="jxr_linenumber" name="75" href="#75">75</a>  <strong class="jxr_keyword">import</strong> org.testng.annotations.BeforeMethod;
-<a class="jxr_linenumber" name="76" href="#76">76</a>  <strong class="jxr_keyword">import</strong> org.testng.annotations.Test;
-<a class="jxr_linenumber" name="77" href="#77">77</a>  
-<a class="jxr_linenumber" name="78" href="#78">78</a>  <strong class="jxr_keyword">import</strong> com.google.common.util.concurrent.SettableFuture;
-<a class="jxr_linenumber" name="79" href="#79">79</a>  <strong class="jxr_keyword">import</strong> com.google.inject.Guice;
-<a class="jxr_linenumber" name="80" href="#80">80</a>  <strong class="jxr_keyword">import</strong> com.google.inject.Injector;
-<a class="jxr_linenumber" name="81" href="#81">81</a>  
-<a class="jxr_linenumber" name="82" href="#82">82</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/transaction/TestCompaction.html">TestCompaction</a> {
-<a class="jxr_linenumber" name="83" href="#83">83</a>  
-<a class="jxr_linenumber" name="84" href="#84">84</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG = LoggerFactory.getLogger(TestCompaction.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="85" href="#85">85</a>  
-<a class="jxr_linenumber" name="86" href="#86">86</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String TEST_FAMILY = <span class="jxr_string">"test-fam"</span>;
-<a class="jxr_linenumber" name="87" href="#87">87</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String TEST_QUALIFIER = <span class="jxr_string">"test-qual"</span>;
-<a class="jxr_linenumber" name="88" href="#88">88</a>  
-<a class="jxr_linenumber" name="89" href="#89">89</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> byte[] fam = Bytes.toBytes(TEST_FAMILY);
-<a class="jxr_linenumber" name="90" href="#90">90</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> byte[] qual = Bytes.toBytes(TEST_QUALIFIER);
-<a class="jxr_linenumber" name="91" href="#91">91</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> byte[] data = Bytes.toBytes(<span class="jxr_string">"testWrite-1"</span>);
-<a class="jxr_linenumber" name="92" href="#92">92</a>  
-<a class="jxr_linenumber" name="93" href="#93">93</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> MAX_VERSIONS = 3;
-<a class="jxr_linenumber" name="94" href="#94">94</a>  
-<a class="jxr_linenumber" name="95" href="#95">95</a>      <strong class="jxr_keyword">private</strong> Random randomGenerator;
-<a class="jxr_linenumber" name="96" href="#96">96</a>      <strong class="jxr_keyword">private</strong> AbstractTransactionManager tm;
-<a class="jxr_linenumber" name="97" href="#97">97</a>  
-<a class="jxr_linenumber" name="98" href="#98">98</a>      <strong class="jxr_keyword">private</strong> Injector injector;
-<a class="jxr_linenumber" name="99" href="#99">99</a>  
-<a class="jxr_linenumber" name="100" href="#100">100</a>     <strong class="jxr_keyword">private</strong> Admin admin;
-<a class="jxr_linenumber" name="101" href="#101">101</a>     <strong class="jxr_keyword">private</strong> Configuration hbaseConf;
-<a class="jxr_linenumber" name="102" href="#102">102</a>     <strong class="jxr_keyword">private</strong> HBaseTestingUtility hbaseTestUtil;
-<a class="jxr_linenumber" name="103" href="#103">103</a>     <strong class="jxr_keyword">private</strong> MiniHBaseCluster hbaseCluster;
-<a class="jxr_linenumber" name="104" href="#104">104</a> 
-<a class="jxr_linenumber" name="105" href="#105">105</a>     <strong class="jxr_keyword">private</strong> TSOServer tso;
-<a class="jxr_linenumber" name="106" href="#106">106</a> 
-<a class="jxr_linenumber" name="107" href="#107">107</a> 
-<a class="jxr_linenumber" name="108" href="#108">108</a>     <strong class="jxr_keyword">private</strong> CommitTable commitTable;
-<a class="jxr_linenumber" name="109" href="#109">109</a>     <strong class="jxr_keyword">private</strong> PostCommitActions syncPostCommitter;
-<a class="jxr_linenumber" name="110" href="#110">110</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> Connection connection;
-<a class="jxr_linenumber" name="111" href="#111">111</a> 
-<a class="jxr_linenumber" name="112" href="#112">112</a>     @BeforeClass
-<a class="jxr_linenumber" name="113" href="#113">113</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setupTestCompation() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="114" href="#114">114</a>         TSOServerConfig tsoConfig = <strong class="jxr_keyword">new</strong> TSOServerConfig();
-<a class="jxr_linenumber" name="115" href="#115">115</a>         tsoConfig.setPort(1234);
-<a class="jxr_linenumber" name="116" href="#116">116</a>         tsoConfig.setConflictMapSize(1);
-<a class="jxr_linenumber" name="117" href="#117">117</a>         injector = Guice.createInjector(<strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TSOForHBaseCompactorTestModule.html">TSOForHBaseCompactorTestModule</a>(tsoConfig));
-<a class="jxr_linenumber" name="118" href="#118">118</a>         hbaseConf = injector.getInstance(Configuration.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="119" href="#119">119</a>         HBaseCommitTableConfig hBaseCommitTableConfig = injector.getInstance(HBaseCommitTableConfig.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="120" href="#120">120</a>         HBaseTimestampStorageConfig hBaseTimestampStorageConfig = injector.getInstance(HBaseTimestampStorageConfig.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="121" href="#121">121</a> 
-<a class="jxr_linenumber" name="122" href="#122">122</a>         <em class="jxr_comment">// settings required for #testDuplicateDeletes()</em>
-<a class="jxr_linenumber" name="123" href="#123">123</a>         hbaseConf.setInt(<span class="jxr_string">"hbase.hstore.compaction.min"</span>, 2);
-<a class="jxr_linenumber" name="124" href="#124">124</a>         hbaseConf.setInt(<span class="jxr_string">"hbase.hstore.compaction.max"</span>, 2);
-<a class="jxr_linenumber" name="125" href="#125">125</a>         setupHBase();
-<a class="jxr_linenumber" name="126" href="#126">126</a>         connection = ConnectionFactory.createConnection(hbaseConf);
-<a class="jxr_linenumber" name="127" href="#127">127</a>         admin = connection.getAdmin();
-<a class="jxr_linenumber" name="128" href="#128">128</a>         createRequiredHBaseTables(hBaseTimestampStorageConfig, hBaseCommitTableConfig);
-<a class="jxr_linenumber" name="129" href="#129">129</a>         setupTSO();
-<a class="jxr_linenumber" name="130" href="#130">130</a> 
-<a class="jxr_linenumber" name="131" href="#131">131</a>         commitTable = injector.getInstance(CommitTable.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="132" href="#132">132</a>     }
-<a class="jxr_linenumber" name="133" href="#133">133</a> 
-<a class="jxr_linenumber" name="134" href="#134">134</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> setupHBase() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="135" href="#135">135</a>         LOG.info(<span class="jxr_string">"--------------------------------------------------------------------------------------------------"</span>);
-<a class="jxr_linenumber" name="136" href="#136">136</a>         LOG.info(<span class="jxr_string">"Setting up HBase"</span>);
-<a class="jxr_linenumber" name="137" href="#137">137</a>         LOG.info(<span class="jxr_string">"--------------------------------------------------------------------------------------------------"</span>);
-<a class="jxr_linenumber" name="138" href="#138">138</a>         hbaseTestUtil = <strong class="jxr_keyword">new</strong> HBaseTestingUtility(hbaseConf);
-<a class="jxr_linenumber" name="139" href="#139">139</a>         LOG.info(<span class="jxr_string">"--------------------------------------------------------------------------------------------------"</span>);
-<a class="jxr_linenumber" name="140" href="#140">140</a>         LOG.info(<span class="jxr_string">"Creating HBase MiniCluster"</span>);
-<a class="jxr_linenumber" name="141" href="#141">141</a>         LOG.info(<span class="jxr_string">"--------------------------------------------------------------------------------------------------"</span>);
-<a class="jxr_linenumber" name="142" href="#142">142</a>         hbaseCluster = hbaseTestUtil.startMiniCluster(1);
-<a class="jxr_linenumber" name="143" href="#143">143</a>     }
-<a class="jxr_linenumber" name="144" href="#144">144</a> 
-<a class="jxr_linenumber" name="145" href="#145">145</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> createRequiredHBaseTables(HBaseTimestampStorageConfig timestampStorageConfig,
-<a class="jxr_linenumber" name="146" href="#146">146</a>                                            HBaseCommitTableConfig hBaseCommitTableConfig) <strong class="jxr_keyword">throws</strong> IOException {
-<a class="jxr_linenumber" name="147" href="#147">147</a>         createTableIfNotExists(timestampStorageConfig.getTableName(), timestampStorageConfig.getFamilyName().getBytes());
-<a class="jxr_linenumber" name="148" href="#148">148</a> 
-<a class="jxr_linenumber" name="149" href="#149">149</a>         createTableIfNotExists(hBaseCommitTableConfig.getTableName(), hBaseCommitTableConfig.getCommitTableFamily(), hBaseCommitTableConfig.getLowWatermarkFamily());
-<a class="jxr_linenumber" name="150" href="#150">150</a>     }
-<a class="jxr_linenumber" name="151" href="#151">151</a> 
-<a class="jxr_linenumber" name="152" href="#152">152</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> createTableIfNotExists(String tableName, byte[]... families) <strong class="jxr_keyword">throws</strong> IOException {
-<a class="jxr_linenumber" name="153" href="#153">153</a>         <strong class="jxr_keyword">if</strong> (!admin.tableExists(TableName.valueOf(tableName))) {
-<a class="jxr_linenumber" name="154" href="#154">154</a>             LOG.info(<span class="jxr_string">"Creating {} table..."</span>, tableName);
-<a class="jxr_linenumber" name="155" href="#155">155</a>             HTableDescriptor desc = <strong class="jxr_keyword">new</strong> HTableDescriptor(TableName.valueOf(tableName));
-<a class="jxr_linenumber" name="156" href="#156">156</a> 
-<a class="jxr_linenumber" name="157" href="#157">157</a>             <strong class="jxr_keyword">for</strong> (byte[] family : families) {
-<a class="jxr_linenumber" name="158" href="#158">158</a>                 HColumnDescriptor datafam = <strong class="jxr_keyword">new</strong> HColumnDescriptor(family);
-<a class="jxr_linenumber" name="159" href="#159">159</a>                 datafam.setMaxVersions(MAX_VERSIONS);
-<a class="jxr_linenumber" name="160" href="#160">160</a>                 desc.addFamily(datafam);
-<a class="jxr_linenumber" name="161" href="#161">161</a>             }
-<a class="jxr_linenumber" name="162" href="#162">162</a> 
-<a class="jxr_linenumber" name="163" href="#163">163</a>             desc.addCoprocessor(<span class="jxr_string">"org.apache.hadoop.hbase.coprocessor.AggregateImplementation"</span>,<strong class="jxr_keyword">null</strong>,Coprocessor.PRIORITY_HIGHEST,<strong class="jxr_keyword">null</strong>);
-<a class="jxr_linenumber" name="164" href="#164">164</a>             admin.createTable(desc);
-<a class="jxr_linenumber" name="165" href="#165">165</a>             <strong class="jxr_keyword">for</strong> (byte[] family : families) {
-<a class="jxr_linenumber" name="166" href="#166">166</a>                 CompactorUtil.enableOmidCompaction(connection, TableName.valueOf(tableName), family);
-<a class="jxr_linenumber" name="167" href="#167">167</a>             }
-<a class="jxr_linenumber" name="168" href="#168">168</a>         }
-<a class="jxr_linenumber" name="169" href="#169">169</a> 
-<a class="jxr_linenumber" name="170" href="#170">170</a>     }
-<a class="jxr_linenumber" name="171" href="#171">171</a> 
-<a class="jxr_linenumber" name="172" href="#172">172</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> setupTSO() <strong class="jxr_keyword">throws</strong> IOException, InterruptedException {
-<a class="jxr_linenumber" name="173" href="#173">173</a>         tso = injector.getInstance(TSOServer.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="174" href="#174">174</a>         tso.startAndWait();
-<a class="jxr_linenumber" name="175" href="#175">175</a>         TestUtils.waitForSocketListening(<span class="jxr_string">"localhost"</span>, 1234, 100);
-<a class="jxr_linenumber" name="176" href="#176">176</a>         Thread.currentThread().setName(<span class="jxr_string">"UnitTest(s) thread"</span>);
-<a class="jxr_linenumber" name="177" href="#177">177</a>     }
-<a class="jxr_linenumber" name="178" href="#178">178</a> 
-<a class="jxr_linenumber" name="179" href="#179">179</a>     @AfterClass
-<a class="jxr_linenumber" name="180" href="#180">180</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> cleanupTestCompation() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="181" href="#181">181</a>         teardownTSO();
-<a class="jxr_linenumber" name="182" href="#182">182</a>         hbaseCluster.shutdown();
-<a class="jxr_linenumber" name="183" href="#183">183</a>     }
-<a class="jxr_linenumber" name="184" href="#184">184</a> 
-<a class="jxr_linenumber" name="185" href="#185">185</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> teardownTSO() <strong class="jxr_keyword">throws</strong> IOException, InterruptedException {
-<a class="jxr_linenumber" name="186" href="#186">186</a>         tso.stopAndWait();
-<a class="jxr_linenumber" name="187" href="#187">187</a>         TestUtils.waitForSocketNotListening(<span class="jxr_string">"localhost"</span>, 1234, 1000);
-<a class="jxr_linenumber" name="188" href="#188">188</a>     }
-<a class="jxr_linenumber" name="189" href="#189">189</a> 
-<a class="jxr_linenumber" name="190" href="#190">190</a>     @BeforeMethod
-<a class="jxr_linenumber" name="191" href="#191">191</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setupTestCompactionIndividualTest() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="192" href="#192">192</a>         randomGenerator = <strong class="jxr_keyword">new</strong> Random(0xfeedcafeL);
-<a class="jxr_linenumber" name="193" href="#193">193</a>         tm = spy((AbstractTransactionManager) newTransactionManager());
-<a class="jxr_linenumber" name="194" href="#194">194</a>     }
-<a class="jxr_linenumber" name="195" href="#195">195</a> 
-<a class="jxr_linenumber" name="196" href="#196">196</a>     <strong class="jxr_keyword">private</strong> TransactionManager newTransactionManager() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="197" href="#197">197</a>         HBaseOmidClientConfiguration hbaseOmidClientConf = <strong class="jxr_keyword">new</strong> HBaseOmidClientConfiguration();
-<a class="jxr_linenumber" name="198" href="#198">198</a>         hbaseOmidClientConf.setConnectionString(<span class="jxr_string">"localhost:1234"</span>);
-<a class="jxr_linenumber" name="199" href="#199">199</a>         hbaseOmidClientConf.setHBaseConfiguration(hbaseConf);
-<a class="jxr_linenumber" name="200" href="#200">200</a>         CommitTable.Client commitTableClient = commitTable.getClient();
-<a class="jxr_linenumber" name="201" href="#201">201</a>         syncPostCommitter =
-<a class="jxr_linenumber" name="202" href="#202">202</a>                 spy(<strong class="jxr_keyword">new</strong> HBaseSyncPostCommitter(<strong class="jxr_keyword">new</strong> NullMetricsProvider(),commitTableClient));
-<a class="jxr_linenumber" name="203" href="#203">203</a>         <strong class="jxr_keyword">return</strong> HBaseTransactionManager.builder(hbaseOmidClientConf)
-<a class="jxr_linenumber" name="204" href="#204">204</a>                 .postCommitter(syncPostCommitter)
-<a class="jxr_linenumber" name="205" href="#205">205</a>                 .commitTableClient(commitTableClient)
-<a class="jxr_linenumber" name="206" href="#206">206</a>                 .build();
-<a class="jxr_linenumber" name="207" href="#207">207</a>     }
-<a class="jxr_linenumber" name="208" href="#208">208</a> 
-<a class="jxr_linenumber" name="209" href="#209">209</a>     @Test(timeOut = 60_000)
-<a class="jxr_linenumber" name="210" href="#210">210</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testStandardTXsWithShadowCellsAndWithSTBelowAndAboveLWMArePresevedAfterCompaction() <strong class="jxr_keyword">throws</strong> Throwable {
-<a class="jxr_linenumber" name="211" href="#211">211</a>         String TEST_TABLE = <span class="jxr_string">"testStandardTXsWithShadowCellsAndWithSTBelowAndAboveLWMArePresevedAfterCompaction"</span>;
-<a class="jxr_linenumber" name="212" href="#212">212</a>         createTableIfNotExists(TEST_TABLE, Bytes.toBytes(TEST_FAMILY));
-<a class="jxr_linenumber" name="213" href="#213">213</a>         TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
-<a class="jxr_linenumber" name="214" href="#214">214</a> 
-<a class="jxr_linenumber" name="215" href="#215">215</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> ROWS_TO_ADD = 5;
-<a class="jxr_linenumber" name="216" href="#216">216</a> 
-<a class="jxr_linenumber" name="217" href="#217">217</a>         <strong class="jxr_keyword">long</strong> fakeAssignedLowWatermark = 0L;
-<a class="jxr_linenumber" name="218" href="#218">218</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i &lt; ROWS_TO_ADD; ++i) {
-<a class="jxr_linenumber" name="219" href="#219">219</a>             <strong class="jxr_keyword">long</strong> rowId = randomGenerator.nextLong();
-<a class="jxr_linenumber" name="220" href="#220">220</a>             Transaction tx = tm.begin();
-<a class="jxr_linenumber" name="221" href="#221">221</a>             <strong class="jxr_keyword">if</strong> (i == (ROWS_TO_ADD / 2)) {
-<a class="jxr_linenumber" name="222" href="#222">222</a>                 fakeAssignedLowWatermark = tx.getTransactionId();
-<a class="jxr_linenumber" name="223" href="#223">223</a>                 LOG.info(<span class="jxr_string">"AssignedLowWatermark "</span> + fakeAssignedLowWatermark);
-<a class="jxr_linenumber" name="224" href="#224">224</a>             }
-<a class="jxr_linenumber" name="225" href="#225">225</a>             Put put = <strong class="jxr_keyword">new</strong> Put(Bytes.toBytes(rowId));
-<a class="jxr_linenumber" name="226" href="#226">226</a>             put.addColumn(fam, qual, data);
-<a class="jxr_linenumber" name="227" href="#227">227</a>             txTable.put(tx, put);
-<a class="jxr_linenumber" name="228" href="#228">228</a>             tm.commit(tx);
-<a class="jxr_linenumber" name="229" href="#229">229</a>         }
-<a class="jxr_linenumber" name="230" href="#230">230</a> 
-<a class="jxr_linenumber" name="231" href="#231">231</a>         LOG.info(<span class="jxr_string">"Flushing table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="232" href="#232">232</a>         admin.flush(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="233" href="#233">233</a> 
-<a class="jxr_linenumber" name="234" href="#234">234</a>         <em class="jxr_comment">// Return a LWM that triggers compaction &amp; stays between 1 and the max start timestamp assigned to previous TXs</em>
-<a class="jxr_linenumber" name="235" href="#235">235</a>         LOG.info(<span class="jxr_string">"Regions in table {}: {}"</span>, TEST_TABLE, hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).size());
-<a class="jxr_linenumber" name="236" href="#236">236</a>         OmidCompactor omidCompactor = (OmidCompactor) hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).get(0)
-<a class="jxr_linenumber" name="237" href="#237">237</a>                 .getCoprocessorHost().findCoprocessor(OmidCompactor.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="238" href="#238">238</a>         CommitTable commitTable = injector.getInstance(CommitTable.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="239" href="#239">239</a>         CommitTable.Client commitTableClient = spy(commitTable.getClient());
-<a class="jxr_linenumber" name="240" href="#240">240</a>         SettableFuture&lt;Long&gt; f = SettableFuture.create();
-<a class="jxr_linenumber" name="241" href="#241">241</a>         f.set(fakeAssignedLowWatermark);
-<a class="jxr_linenumber" name="242" href="#242">242</a>         doReturn(f).when(commitTableClient).readLowWatermark();
-<a class="jxr_linenumber" name="243" href="#243">243</a>         omidCompactor.commitTableClientQueue.add(commitTableClient);
-<a class="jxr_linenumber" name="244" href="#244">244</a>         LOG.info(<span class="jxr_string">"Compacting table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="245" href="#245">245</a>         admin.majorCompact(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="246" href="#246">246</a> 
-<a class="jxr_linenumber" name="247" href="#247">247</a>         LOG.info(<span class="jxr_string">"Sleeping for 3 secs"</span>);
-<a class="jxr_linenumber" name="248" href="#248">248</a>         Thread.sleep(3000);
-<a class="jxr_linenumber" name="249" href="#249">249</a>         LOG.info(<span class="jxr_string">"Waking up after 3 secs"</span>);
-<a class="jxr_linenumber" name="250" href="#250">250</a> 
-<a class="jxr_linenumber" name="251" href="#251">251</a>         <em class="jxr_comment">// No rows should have been discarded after compacting</em>
-<a class="jxr_linenumber" name="252" href="#252">252</a>         assertEquals(rowCount(TEST_TABLE, fam), ROWS_TO_ADD, <span class="jxr_string">"Rows in table after compacting should be "</span> + ROWS_TO_ADD);
-<a class="jxr_linenumber" name="253" href="#253">253</a>     }
-<a class="jxr_linenumber" name="254" href="#254">254</a> 
-<a class="jxr_linenumber" name="255" href="#255">255</a>     @Test(timeOut = 60_000)
-<a class="jxr_linenumber" name="256" href="#256">256</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testTXWithoutShadowCellsAndWithSTBelowLWMGetsShadowCellHealedAfterCompaction() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="257" href="#257">257</a>         String TEST_TABLE = <span class="jxr_string">"testTXWithoutShadowCellsAndWithSTBelowLWMGetsShadowCellHealedAfterCompaction"</span>;
-<a class="jxr_linenumber" name="258" href="#258">258</a>         createTableIfNotExists(TEST_TABLE, Bytes.toBytes(TEST_FAMILY));
-<a class="jxr_linenumber" name="259" href="#259">259</a>         TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
-<a class="jxr_linenumber" name="260" href="#260">260</a> 
-<a class="jxr_linenumber" name="261" href="#261">261</a>         <em class="jxr_comment">// The following line emulates a crash after commit that is observed in (*) below</em>
-<a class="jxr_linenumber" name="262" href="#262">262</a>         doThrow(<strong class="jxr_keyword">new</strong> RuntimeException()).when(syncPostCommitter).updateShadowCells(any(HBaseTransaction.<strong class="jxr_keyword">class</strong>));
-<a class="jxr_linenumber" name="263" href="#263">263</a> 
-<a class="jxr_linenumber" name="264" href="#264">264</a>         HBaseTransaction problematicTx = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="265" href="#265">265</a> 
-<a class="jxr_linenumber" name="266" href="#266">266</a>         <strong class="jxr_keyword">long</strong> row = randomGenerator.nextLong();
-<a class="jxr_linenumber" name="267" href="#267">267</a> 
-<a class="jxr_linenumber" name="268" href="#268">268</a>         <em class="jxr_comment">// Test shadow cell are created properly</em>
-<a class="jxr_linenumber" name="269" href="#269">269</a>         Put put = <strong class="jxr_keyword">new</strong> Put(Bytes.toBytes(row));
-<a class="jxr_linenumber" name="270" href="#270">270</a>         put.addColumn(fam, qual, data);
-<a class="jxr_linenumber" name="271" href="#271">271</a>         txTable.put(problematicTx, put);
-<a class="jxr_linenumber" name="272" href="#272">272</a>         <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="273" href="#273">273</a>             tm.commit(problematicTx);
-<a class="jxr_linenumber" name="274" href="#274">274</a>         } <strong class="jxr_keyword">catch</strong> (Exception e) { <em class="jxr_comment">// (*) Crash</em>
-<a class="jxr_linenumber" name="275" href="#275">275</a>             <em class="jxr_comment">// Do nothing</em>
-<a class="jxr_linenumber" name="276" href="#276">276</a>         }
-<a class="jxr_linenumber" name="277" href="#277">277</a> 
-<a class="jxr_linenumber" name="278" href="#278">278</a>         assertTrue(CellUtils.hasCell(Bytes.toBytes(row), fam, qual, problematicTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="279" href="#279">279</a>                                      <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="280" href="#280">280</a>                    <span class="jxr_string">"Cell should be there"</span>);
-<a class="jxr_linenumber" name="281" href="#281">281</a>         assertFalse(CellUtils.hasShadowCell(Bytes.toBytes(row), fam, qual, problematicTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="282" href="#282">282</a>                                             <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="283" href="#283">283</a>                     <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="284" href="#284">284</a> 
-<a class="jxr_linenumber" name="285" href="#285">285</a>         <em class="jxr_comment">// Return a LWM that triggers compaction and has all the possible start timestamps below it</em>
-<a class="jxr_linenumber" name="286" href="#286">286</a>         LOG.info(<span class="jxr_string">"Regions in table {}: {}"</span>, TEST_TABLE, hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).size());
-<a class="jxr_linenumber" name="287" href="#287">287</a>         OmidCompactor omidCompactor = (OmidCompactor) hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).get(0)
-<a class="jxr_linenumber" name="288" href="#288">288</a>                 .getCoprocessorHost().findCoprocessor(OmidCompactor.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="289" href="#289">289</a>         CommitTable commitTable = injector.getInstance(CommitTable.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="290" href="#290">290</a>         CommitTable.Client commitTableClient = spy(commitTable.getClient());
-<a class="jxr_linenumber" name="291" href="#291">291</a>         SettableFuture&lt;Long&gt; f = SettableFuture.create();
-<a class="jxr_linenumber" name="292" href="#292">292</a>         f.set(Long.MAX_VALUE);
-<a class="jxr_linenumber" name="293" href="#293">293</a>         doReturn(f).when(commitTableClient).readLowWatermark();
-<a class="jxr_linenumber" name="294" href="#294">294</a>         omidCompactor.commitTableClientQueue.add(commitTableClient);
-<a class="jxr_linenumber" name="295" href="#295">295</a> 
-<a class="jxr_linenumber" name="296" href="#296">296</a>         LOG.info(<span class="jxr_string">"Flushing table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="297" href="#297">297</a>         admin.flush(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="298" href="#298">298</a> 
-<a class="jxr_linenumber" name="299" href="#299">299</a>         LOG.info(<span class="jxr_string">"Compacting table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="300" href="#300">300</a>         admin.majorCompact(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="301" href="#301">301</a> 
-<a class="jxr_linenumber" name="302" href="#302">302</a>         LOG.info(<span class="jxr_string">"Sleeping for 3 secs"</span>);
-<a class="jxr_linenumber" name="303" href="#303">303</a>         Thread.sleep(3000);
-<a class="jxr_linenumber" name="304" href="#304">304</a>         LOG.info(<span class="jxr_string">"Waking up after 3 secs"</span>);
-<a class="jxr_linenumber" name="305" href="#305">305</a> 
-<a class="jxr_linenumber" name="306" href="#306">306</a>         assertTrue(CellUtils.hasCell(Bytes.toBytes(row), fam, qual, problematicTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="307" href="#307">307</a>                                      <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="308" href="#308">308</a>                    <span class="jxr_string">"Cell should be there"</span>);
-<a class="jxr_linenumber" name="309" href="#309">309</a>         assertTrue(CellUtils.hasShadowCell(Bytes.toBytes(row), fam, qual, problematicTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="310" href="#310">310</a>                                            <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="311" href="#311">311</a>                    <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="312" href="#312">312</a>     }
-<a class="jxr_linenumber" name="313" href="#313">313</a> 
-<a class="jxr_linenumber" name="314" href="#314">314</a>     @Test(timeOut = 60_000)
-<a class="jxr_linenumber" name="315" href="#315">315</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testNeverendingTXsWithSTBelowAndAboveLWMAreDiscardedAndPreservedRespectivelyAfterCompaction()
-<a class="jxr_linenumber" name="316" href="#316">316</a>             <strong class="jxr_keyword">throws</strong> Throwable {
-<a class="jxr_linenumber" name="317" href="#317">317</a>         String
-<a class="jxr_linenumber" name="318" href="#318">318</a>                 TEST_TABLE =
-<a class="jxr_linenumber" name="319" href="#319">319</a>                 <span class="jxr_string">"testNeverendingTXsWithSTBelowAndAboveLWMAreDiscardedAndPreservedRespectivelyAfterCompaction"</span>;
-<a class="jxr_linenumber" name="320" href="#320">320</a>         createTableIfNotExists(TEST_TABLE, Bytes.toBytes(TEST_FAMILY));
-<a class="jxr_linenumber" name="321" href="#321">321</a>         TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
-<a class="jxr_linenumber" name="322" href="#322">322</a> 
-<a class="jxr_linenumber" name="323" href="#323">323</a>         <em class="jxr_comment">// The KV in this transaction should be discarded</em>
-<a class="jxr_linenumber" name="324" href="#324">324</a>         HBaseTransaction neverendingTxBelowLowWatermark = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="325" href="#325">325</a>         <strong class="jxr_keyword">long</strong> rowId = randomGenerator.nextLong();
-<a class="jxr_linenumber" name="326" href="#326">326</a>         Put put = <strong class="jxr_keyword">new</strong> Put(Bytes.toBytes(rowId));
-<a class="jxr_linenumber" name="327" href="#327">327</a>         put.addColumn(fam, qual, data);
-<a class="jxr_linenumber" name="328" href="#328">328</a>         txTable.put(neverendingTxBelowLowWatermark, put);
-<a class="jxr_linenumber" name="329" href="#329">329</a>         assertTrue(CellUtils.hasCell(Bytes.toBytes(rowId), fam, qual, neverendingTxBelowLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="330" href="#330">330</a>                                      <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="331" href="#331">331</a>                    <span class="jxr_string">"Cell should be there"</span>);
-<a class="jxr_linenumber" name="332" href="#332">332</a>         assertFalse(CellUtils.hasShadowCell(Bytes.toBytes(rowId), fam, qual, neverendingTxBelowLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="333" href="#333">333</a>                                             <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="334" href="#334">334</a>                     <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="335" href="#335">335</a> 
-<a class="jxr_linenumber" name="336" href="#336">336</a>         <em class="jxr_comment">// The KV in this transaction should be added without the shadow cells</em>
-<a class="jxr_linenumber" name="337" href="#337">337</a>         HBaseTransaction neverendingTxAboveLowWatermark = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="338" href="#338">338</a>         <strong class="jxr_keyword">long</strong> anotherRowId = randomGenerator.nextLong();
-<a class="jxr_linenumber" name="339" href="#339">339</a>         put = <strong class="jxr_keyword">new</strong> Put(Bytes.toBytes(anotherRowId));
-<a class="jxr_linenumber" name="340" href="#340">340</a>         put.addColumn(fam, qual, data);
-<a class="jxr_linenumber" name="341" href="#341">341</a>         txTable.put(neverendingTxAboveLowWatermark, put);
-<a class="jxr_linenumber" name="342" href="#342">342</a>         assertTrue(CellUtils.hasCell(Bytes.toBytes(anotherRowId), fam, qual, neverendingTxAboveLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="343" href="#343">343</a>                                      <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="344" href="#344">344</a>                    <span class="jxr_string">"Cell should be there"</span>);
-<a class="jxr_linenumber" name="345" href="#345">345</a>         assertFalse(CellUtils.hasShadowCell(Bytes.toBytes(anotherRowId), fam, qual, neverendingTxAboveLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="346" href="#346">346</a>                                             <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="347" href="#347">347</a>                     <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="348" href="#348">348</a> 
-<a class="jxr_linenumber" name="349" href="#349">349</a>         assertEquals(rowCount(TEST_TABLE, fam), 2, <span class="jxr_string">"Rows in table before flushing should be 2"</span>);
-<a class="jxr_linenumber" name="350" href="#350">350</a>         LOG.info(<span class="jxr_string">"Flushing table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="351" href="#351">351</a>         admin.flush(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="352" href="#352">352</a>         assertEquals(rowCount(TEST_TABLE, fam), 2, <span class="jxr_string">"Rows in table after flushing should be 2"</span>);
-<a class="jxr_linenumber" name="353" href="#353">353</a> 
-<a class="jxr_linenumber" name="354" href="#354">354</a>         <em class="jxr_comment">// Return a LWM that triggers compaction and stays between both ST of TXs, so assign 1st TX's start timestamp</em>
-<a class="jxr_linenumber" name="355" href="#355">355</a>         LOG.info(<span class="jxr_string">"Regions in table {}: {}"</span>, TEST_TABLE, hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).size());
-<a class="jxr_linenumber" name="356" href="#356">356</a>         OmidCompactor omidCompactor = (OmidCompactor) hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).get(0)
-<a class="jxr_linenumber" name="357" href="#357">357</a>                 .getCoprocessorHost().findCoprocessor(OmidCompactor.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="358" href="#358">358</a>         CommitTable commitTable = injector.getInstance(CommitTable.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="359" href="#359">359</a>         CommitTable.Client commitTableClient = spy(commitTable.getClient());
-<a class="jxr_linenumber" name="360" href="#360">360</a>         SettableFuture&lt;Long&gt; f = SettableFuture.create();
-<a class="jxr_linenumber" name="361" href="#361">361</a>         f.set(neverendingTxBelowLowWatermark.getStartTimestamp());
-<a class="jxr_linenumber" name="362" href="#362">362</a>         doReturn(f).when(commitTableClient).readLowWatermark();
-<a class="jxr_linenumber" name="363" href="#363">363</a>         omidCompactor.commitTableClientQueue.add(commitTableClient);
-<a class="jxr_linenumber" name="364" href="#364">364</a>         LOG.info(<span class="jxr_string">"Compacting table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="365" href="#365">365</a>         admin.majorCompact(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="366" href="#366">366</a> 
-<a class="jxr_linenumber" name="367" href="#367">367</a>         LOG.info(<span class="jxr_string">"Sleeping for 3 secs"</span>);
-<a class="jxr_linenumber" name="368" href="#368">368</a>         Thread.sleep(3000);
-<a class="jxr_linenumber" name="369" href="#369">369</a>         LOG.info(<span class="jxr_string">"Waking up after 3 secs"</span>);
-<a class="jxr_linenumber" name="370" href="#370">370</a> 
-<a class="jxr_linenumber" name="371" href="#371">371</a>         <em class="jxr_comment">// One row should have been discarded after compacting</em>
-<a class="jxr_linenumber" name="372" href="#372">372</a>         assertEquals(rowCount(TEST_TABLE, fam), 1, <span class="jxr_string">"There should be only one row in table after compacting"</span>);
-<a class="jxr_linenumber" name="373" href="#373">373</a>         <em class="jxr_comment">// The row from the TX below the LWM should not be there (nor its Shadow Cell)</em>
-<a class="jxr_linenumber" name="374" href="#374">374</a>         assertFalse(CellUtils.hasCell(Bytes.toBytes(rowId), fam, qual, neverendingTxBelowLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="375" href="#375">375</a>                                       <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="376" href="#376">376</a>                     <span class="jxr_string">"Cell should not be there"</span>);
-<a class="jxr_linenumber" name="377" href="#377">377</a>         assertFalse(CellUtils.hasShadowCell(Bytes.toBytes(rowId), fam, qual, neverendingTxBelowLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="378" href="#378">378</a>                                             <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="379" href="#379">379</a>                     <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="380" href="#380">380</a>         <em class="jxr_comment">// The row from the TX above the LWM should be there without the Shadow Cell</em>
-<a class="jxr_linenumber" name="381" href="#381">381</a>         assertTrue(CellUtils.hasCell(Bytes.toBytes(anotherRowId), fam, qual, neverendingTxAboveLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="382" href="#382">382</a>                                      <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="383" href="#383">383</a>                    <span class="jxr_string">"Cell should be there"</span>);
-<a class="jxr_linenumber" name="384" href="#384">384</a>         assertFalse(CellUtils.hasShadowCell(Bytes.toBytes(anotherRowId), fam, qual, neverendingTxAboveLowWatermark.getStartTimestamp(),
-<a class="jxr_linenumber" name="385" href="#385">385</a>                                             <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="386" href="#386">386</a>                     <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="387" href="#387">387</a> 
-<a class="jxr_linenumber" name="388" href="#388">388</a>     }
-<a class="jxr_linenumber" name="389" href="#389">389</a> 
-<a class="jxr_linenumber" name="390" href="#390">390</a>     @Test(timeOut = 60_000)
-<a class="jxr_linenumber" name="391" href="#391">391</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testRowsUnalteredWhenCommitTableCannotBeReached() <strong class="jxr_keyword">throws</strong> Throwable {
-<a class="jxr_linenumber" name="392" href="#392">392</a>         String TEST_TABLE = <span class="jxr_string">"testRowsUnalteredWhenCommitTableCannotBeReached"</span>;
-<a class="jxr_linenumber" name="393" href="#393">393</a>         createTableIfNotExists(TEST_TABLE, Bytes.toBytes(TEST_FAMILY));
-<a class="jxr_linenumber" name="394" href="#394">394</a>         TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
-<a class="jxr_linenumber" name="395" href="#395">395</a> 
-<a class="jxr_linenumber" name="396" href="#396">396</a>         <em class="jxr_comment">// The KV in this transaction should be discarded but in the end should remain there because</em>
-<a class="jxr_linenumber" name="397" href="#397">397</a>         <em class="jxr_comment">// the commit table won't be accessed (simulating an error on access)</em>
-<a class="jxr_linenumber" name="398" href="#398">398</a>         HBaseTransaction neverendingTx = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="399" href="#399">399</a>         <strong class="jxr_keyword">long</strong> rowId = randomGenerator.nextLong();
-<a class="jxr_linenumber" name="400" href="#400">400</a>         Put put = <strong class="jxr_keyword">new</strong> Put(Bytes.toBytes(rowId));
-<a class="jxr_linenumber" name="401" href="#401">401</a>         put.addColumn(fam, qual, data);
-<a class="jxr_linenumber" name="402" href="#402">402</a>         txTable.put(neverendingTx, put);
-<a class="jxr_linenumber" name="403" href="#403">403</a>         assertTrue(CellUtils.hasCell(Bytes.toBytes(rowId), fam, qual, neverendingTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="404" href="#404">404</a>                                      <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="405" href="#405">405</a>                    <span class="jxr_string">"Cell should be there"</span>);
-<a class="jxr_linenumber" name="406" href="#406">406</a>         assertFalse(CellUtils.hasShadowCell(Bytes.toBytes(rowId), fam, qual, neverendingTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="407" href="#407">407</a>                                             <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="408" href="#408">408</a>                     <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="409" href="#409">409</a> 
-<a class="jxr_linenumber" name="410" href="#410">410</a>         assertEquals(rowCount(TEST_TABLE, fam), 1, <span class="jxr_string">"There should be only one rows in table before flushing"</span>);
-<a class="jxr_linenumber" name="411" href="#411">411</a>         LOG.info(<span class="jxr_string">"Flushing table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="412" href="#412">412</a>         admin.flush(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="413" href="#413">413</a>         assertEquals(rowCount(TEST_TABLE, fam), 1, <span class="jxr_string">"There should be only one rows in table after flushing"</span>);
-<a class="jxr_linenumber" name="414" href="#414">414</a> 
-<a class="jxr_linenumber" name="415" href="#415">415</a>         <em class="jxr_comment">// Break access to CommitTable functionality in Compactor</em>
-<a class="jxr_linenumber" name="416" href="#416">416</a>         LOG.info(<span class="jxr_string">"Regions in table {}: {}"</span>, TEST_TABLE, hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).size());
-<a class="jxr_linenumber" name="417" href="#417">417</a>         OmidCompactor omidCompactor = (OmidCompactor) hbaseCluster.getRegions(Bytes.toBytes(TEST_TABLE)).get(0)
-<a class="jxr_linenumber" name="418" href="#418">418</a>                 .getCoprocessorHost().findCoprocessor(OmidCompactor.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="419" href="#419">419</a>         CommitTable commitTable = injector.getInstance(CommitTable.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="420" href="#420">420</a>         CommitTable.Client commitTableClient = spy(commitTable.getClient());
-<a class="jxr_linenumber" name="421" href="#421">421</a>         SettableFuture&lt;Long&gt; f = SettableFuture.create();
-<a class="jxr_linenumber" name="422" href="#422">422</a>         f.setException(<strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"Unable to read"</span>));
-<a class="jxr_linenumber" name="423" href="#423">423</a>         doReturn(f).when(commitTableClient).readLowWatermark();
-<a class="jxr_linenumber" name="424" href="#424">424</a>         omidCompactor.commitTableClientQueue.add(commitTableClient);
-<a class="jxr_linenumber" name="425" href="#425">425</a> 
-<a class="jxr_linenumber" name="426" href="#426">426</a>         LOG.info(<span class="jxr_string">"Compacting table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="427" href="#427">427</a>         admin.majorCompact(TableName.valueOf(TEST_TABLE)); <em class="jxr_comment">// Should trigger the error when accessing CommitTable funct.</em>
-<a class="jxr_linenumber" name="428" href="#428">428</a> 
-<a class="jxr_linenumber" name="429" href="#429">429</a>         LOG.info(<span class="jxr_string">"Sleeping for 3 secs"</span>);
-<a class="jxr_linenumber" name="430" href="#430">430</a>         Thread.sleep(3000);
-<a class="jxr_linenumber" name="431" href="#431">431</a>         LOG.info(<span class="jxr_string">"Waking up after 3 secs"</span>);
-<a class="jxr_linenumber" name="432" href="#432">432</a> 
-<a class="jxr_linenumber" name="433" href="#433">433</a>         <em class="jxr_comment">// All rows should be there after the failed compaction</em>
-<a class="jxr_linenumber" name="434" href="#434">434</a>         assertEquals(rowCount(TEST_TABLE, fam), 1, <span class="jxr_string">"There should be only one row in table after compacting"</span>);
-<a class="jxr_linenumber" name="435" href="#435">435</a>         assertTrue(CellUtils.hasCell(Bytes.toBytes(rowId), fam, qual, neverendingTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="436" href="#436">436</a>                                      <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="437" href="#437">437</a>                    <span class="jxr_string">"Cell should be there"</span>);
-<a class="jxr_linenumber" name="438" href="#438">438</a>         assertFalse(CellUtils.hasShadowCell(Bytes.toBytes(rowId), fam, qual, neverendingTx.getStartTimestamp(),
-<a class="jxr_linenumber" name="439" href="#439">439</a>                                             <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable)),
-<a class="jxr_linenumber" name="440" href="#440">440</a>                     <span class="jxr_string">"Shadow cell should not be there"</span>);
-<a class="jxr_linenumber" name="441" href="#441">441</a>     }
-<a class="jxr_linenumber" name="442" href="#442">442</a> 
-<a class="jxr_linenumber" name="443" href="#443">443</a>     @Test(timeOut = 60_000)
-<a class="jxr_linenumber" name="444" href="#444">444</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testOriginalTableParametersAreAvoidedAlsoWhenCompacting() <strong class="jxr_keyword">throws</strong> Throwable {
-<a class="jxr_linenumber" name="445" href="#445">445</a>         String TEST_TABLE = <span class="jxr_string">"testOriginalTableParametersAreAvoidedAlsoWhenCompacting"</span>;
-<a class="jxr_linenumber" name="446" href="#446">446</a>         createTableIfNotExists(TEST_TABLE, Bytes.toBytes(TEST_FAMILY));
-<a class="jxr_linenumber" name="447" href="#447">447</a>         TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
-<a class="jxr_linenumber" name="448" href="#448">448</a> 
-<a class="jxr_linenumber" name="449" href="#449">449</a>         <strong class="jxr_keyword">long</strong> rowId = randomGenerator.nextLong();
-<a class="jxr_linenumber" name="450" href="#450">450</a>         <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> versionCount = 0; versionCount &lt;= (2 * MAX_VERSIONS); versionCount++) {
-<a class="jxr_linenumber" name="451" href="#451">451</a>             Transaction tx = tm.begin();
-<a class="jxr_linenumber" name="452" href="#452">452</a>             Put put = <strong class="jxr_keyword">new</strong> Put(Bytes.toBytes(rowId));
-<a class="jxr_linenumber" name="453" href="#453">453</a>             put.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testWrite-"</span> + versionCount));
-<a class="jxr_linenumber" name="454" href="#454">454</a>             txTable.put(tx, put);
-<a class="jxr_linenumber" name="455" href="#455">455</a>             tm.commit(tx);
-<a class="jxr_linenumber" name="456" href="#456">456</a>         }
-<a class="jxr_linenumber" name="457" href="#457">457</a> 
-<a class="jxr_linenumber" name="458" href="#458">458</a>         Transaction tx = tm.begin();
-<a class="jxr_linenumber" name="459" href="#459">459</a>         Get get = <strong class="jxr_keyword">new</strong> Get(Bytes.toBytes(rowId));
-<a class="jxr_linenumber" name="460" href="#460">460</a>         get.setMaxVersions(2 * MAX_VERSIONS);
-<a class="jxr_linenumber" name="461" href="#461">461</a>         assertEquals(get.getMaxVersions(), (2 * MAX_VERSIONS), <span class="jxr_string">"Max versions should be set to "</span> + (2 * MAX_VERSIONS));
-<a class="jxr_linenumber" name="462" href="#462">462</a>         get.addColumn(fam, qual);
-<a class="jxr_linenumber" name="463" href="#463">463</a>         Result result = txTable.get(tx, get);
-<a class="jxr_linenumber" name="464" href="#464">464</a>         tm.commit(tx);
-<a class="jxr_linenumber" name="465" href="#465">465</a>         List&lt;Cell&gt; column = result.getColumnCells(fam, qual);
-<a class="jxr_linenumber" name="466" href="#466">466</a>         assertEquals(column.size(), 1, <span class="jxr_string">"There should be only one version in the result"</span>);
-<a class="jxr_linenumber" name="467" href="#467">467</a> 
-<a class="jxr_linenumber" name="468" href="#468">468</a>         assertEquals(rowCount(TEST_TABLE, fam), 1, <span class="jxr_string">"There should be only one row in table before flushing"</span>);
-<a class="jxr_linenumber" name="469" href="#469">469</a>         LOG.info(<span class="jxr_string">"Flushing table {}"</span>, TEST_TABLE);
-<a class="jxr_linenumber" name="470" href="#470">470</a>         admin.flush(TableName.valueOf(TEST_TABLE));
-<a class="jxr_linenumber" name="471" href="#471">471</a>         assertEquals(rowCount(TEST_TABLE, fam), 1, <span class="jxr_string">"There should be only one row in table after flushing"</span>);
-<a class="jxr_linenumber" name="472" href="#472">472</a> 
-<a class="jxr_linenumber" name="473" href="#473">473</a>         <em class="jxr_comment">// Return a LWM that triggers compaction</em>
-<a class="jxr_linenumber" name="474" href="#474">474</a>         compactEverything(TEST_TABLE);
-<a class="jxr_linenumber" name="475" href="#475">475</a> 
-<a class="jxr_linenumber" name="476" href="#476">476</a>         <em class="jxr_comment">// One row should have been discarded after compacting</em>
-<a class="jxr_linenumber" name="477" href="#477">477</a>         assertEquals(rowCount(TEST_TABLE, fam), 1, <span class="jxr_string">"There should be only one row in table after compacting"</span>);
-<a class="jxr_linenumber" name="478" href="#478">478</a> 
-<a class="jxr_linenumber" name="479" href="#479">479</a>         tx = tm.begin();
-<a class="jxr_linenumber" name="480" href="#480">480</a>         get = <strong class="jxr_keyword">new</strong> Get(Bytes.toBytes(rowId));
-<a class="jxr_linenumber" name="481" href="#481">481</a>         get.setMaxVersions(2 * MAX_VERSIONS);
-<a class="jxr_linenumber" name="482" href="#482">482</a>         assertEquals(get.getMaxVersions(), (2 * MAX_VERSIONS), <span class="jxr_string">"Max versions should be set to "</span> + (2 * MAX_VERSIONS));
-<a class="jxr_linenumber" name="483" href="#483">483</a>         get.addColumn(fam, qual);
-<a class="jxr_linenumber" name="484" href="#484">484</a>         result = txTable.get(tx, get);
-<a class="jxr_linenumber" name="485" href="#485">485</a>         tm.commit(tx);
-<a class="jxr_linenumber" name="486" href="#486">486</a>         column = result.getColumnCells(fam, qual);
-<a class="jxr_linenumber" name="487" href="#487">487</a>         assertEquals(column.size(), 1, <span class="jxr_string">"There should be only one version in the result"</span>);
-<a class="jxr_linenumber" name="488" href="#488">488</a>         assertEquals(Bytes.toString(CellUtil.cloneValue(column.get(0))), <span class="jxr_string">"testWrite-"</span> + (2 * MAX_VERSIONS),
-<a class="jxr_linenumber" name="489" href="#489">489</a>                      <span class="jxr_string">"Values don't match"</span>);
-<a class="jxr_linenumber" name="490" href="#490">490</a>     }
-<a class="jxr_linenumber" name="491" href="#491">491</a> 
-<a class="jxr_linenumber" name="492" href="#492">492</a>     <em class="jxr_comment">// manually flush the regions on the region server.</em>
-<a class="jxr_linenumber" name="493" href="#493">493</a>     <em class="jxr_comment">// flushing like this prevents compaction running</em>
-<a class="jxr_linenumber" name="494" href="#494">494</a>     <em class="jxr_comment">// directly after the flush, which we want to avoid.</em>
-<a class="jxr_linenumber" name="495" href="#495">495</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> manualFlush(String tableName) <strong class="jxr_keyword">throws</strong> Throwable {
-<a class="jxr_linenumber" name="496" href="#496">496</a>         LOG.info(<span class="jxr_string">"Manually flushing all regions and waiting 2 secs"</span>);
-<a class="jxr_linenumber" name="497" href="#497">497</a>         HBaseShims.flushAllOnlineRegions(hbaseTestUtil.getHBaseCluster().getRegionServer(0),
-<a class="jxr_linenumber" name="498" href="#498">498</a>                                          TableName.valueOf(tableName));
-<a class="jxr_linenumber" name="499" href="#499">499</a>         TimeUnit.SECONDS.sleep(2);
-<a class="jxr_linenumber" name="500" href="#500">500</a>     }
-<a class="jxr_linenumber" name="501" href="#501">501</a> 
-<a class="jxr_linenumber" name="502" href="#502">502</a>     @Test(timeOut = 60_000)
-<a class="jxr_linenumber" name="503" href="#503">503</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testOldCellsAreDiscardedAfterCompaction() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="504" href="#504">504</a>         String TEST_TABLE = <span class="jxr_string">"testOldCellsAreDiscardedAfterCompaction"</span>;
-<a class="jxr_linenumber" name="505" href="#505">505</a>         createTableIfNotExists(TEST_TABLE, Bytes.toBytes(TEST_FAMILY));
-<a class="jxr_linenumber" name="506" href="#506">506</a>         TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
-<a class="jxr_linenumber" name="507" href="#507">507</a> 
-<a class="jxr_linenumber" name="508" href="#508">508</a>         byte[] rowId = Bytes.toBytes(<span class="jxr_string">"row"</span>);
-<a class="jxr_linenumber" name="509" href="#509">509</a> 
-<a class="jxr_linenumber" name="510" href="#510">510</a>         <em class="jxr_comment">// Create 3 transactions modifying the same cell in a particular row</em>
-<a class="jxr_linenumber" name="511" href="#511">511</a>         HBaseTransaction tx1 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="512" href="#512">512</a>         Put put1 = <strong class="jxr_keyword">new</strong> Put(rowId);
-<a class="jxr_linenumber" name="513" href="#513">513</a>         put1.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testValue 1"</span>));
-<a class="jxr_linenumber" name="514" href="#514">514</a>         txTable.put(tx1, put1);
-<a class="jxr_linenumber" name="515" href="#515">515</a>         tm.commit(tx1);
-<a class="jxr_linenumber" name="516" href="#516">516</a> 
-<a class="jxr_linenumber" name="517" href="#517">517</a>         HBaseTransaction tx2 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="518" href="#518">518</a>         Put put2 = <strong class="jxr_keyword">new</strong> Put(rowId);
-<a class="jxr_linenumber" name="519" href="#519">519</a>         put2.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testValue 2"</span>));
-<a class="jxr_linenumber" name="520" href="#520">520</a>         txTable.put(tx2, put2);
-<a class="jxr_linenumber" name="521" href="#521">521</a>         tm.commit(tx2);
-<a class="jxr_linenumber" name="522" href="#522">522</a> 
-<a class="jxr_linenumber" name="523" href="#523">523</a>         HBaseTransaction tx3 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="524" href="#524">524</a>         Put put3 = <strong class="jxr_keyword">new</strong> Put(rowId);
-<a class="jxr_linenumber" name="525" href="#525">525</a>         put3.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testValue 3"</span>));
-<a class="jxr_linenumber" name="526" href="#526">526</a>         txTable.put(tx3, put3);
-<a class="jxr_linenumber" name="527" href="#527">527</a>         tm.commit(tx3);
-<a class="jxr_linenumber" name="528" href="#528">528</a> 
-<a class="jxr_linenumber" name="529" href="#529">529</a>         <em class="jxr_comment">// Before compaction, the three timestamped values for the cell should be there</em>
-<a class="jxr_linenumber" name="530" href="#530">530</a>         TTableCellGetterAdapter getter = <strong class="jxr_keyword">new</strong> TTableCellGetterAdapter(txTable);
-<a class="jxr_linenumber" name="531" href="#531">531</a>         assertTrue(CellUtils.hasCell(rowId, fam, qual, tx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="532" href="#532">532</a>                    <span class="jxr_string">"Put cell of Tx1 should be there"</span>);
-<a class="jxr_linenumber" name="533" href="#533">533</a>         assertTrue(CellUtils.hasShadowCell(rowId, fam, qual, tx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="534" href="#534">534</a>                    <span class="jxr_string">"Put shadow cell of Tx1 should be there"</span>);
-<a class="jxr_linenumber" name="535" href="#535">535</a>         assertTrue(CellUtils.hasCell(rowId, fam, qual, tx2.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="536" href="#536">536</a>                    <span class="jxr_string">"Put cell of Tx2 cell should be there"</span>);
-<a class="jxr_linenumber" name="537" href="#537">537</a>         assertTrue(CellUtils.hasShadowCell(rowId, fam, qual, tx2.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="538" href="#538">538</a>                    <span class="jxr_string">"Put shadow cell of Tx2 should be there"</span>);
-<a class="jxr_linenumber" name="539" href="#539">539</a>         assertTrue(CellUtils.hasCell(rowId, fam, qual, tx3.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="540" href="#540">540</a>                    <span class="jxr_string">"Put cell of Tx3 cell should be there"</span>);
-<a class="jxr_linenumber" name="541" href="#541">541</a>         assertTrue(CellUtils.hasShadowCell(rowId, fam, qual, tx3.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="542" href="#542">542</a>                    <span class="jxr_string">"Put shadow cell of Tx3 should be there"</span>);
-<a class="jxr_linenumber" name="543" href="#543">543</a> 
-<a class="jxr_linenumber" name="544" href="#544">544</a>         <em class="jxr_comment">// Compact</em>
-<a class="jxr_linenumber" name="545" href="#545">545</a>         HBaseTransaction lwmTx = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="546" href="#546">546</a>         compactWithLWM(lwmTx.getStartTimestamp(), TEST_TABLE);
-<a class="jxr_linenumber" name="547" href="#547">547</a> 
-<a class="jxr_linenumber" name="548" href="#548">548</a>         <em class="jxr_comment">// After compaction, only the last value for the cell should have survived</em>
-<a class="jxr_linenumber" name="549" href="#549">549</a>         assertFalse(CellUtils.hasCell(rowId, fam, qual, tx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="550" href="#550">550</a>                     <span class="jxr_string">"Put cell of Tx1 should not be there"</span>);
-<a class="jxr_linenumber" name="551" href="#551">551</a>         assertFalse(CellUtils.hasShadowCell(rowId, fam, qual, tx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="552" href="#552">552</a>                     <span class="jxr_string">"Put shadow cell of Tx1 should not be there"</span>);
-<a class="jxr_linenumber" name="553" href="#553">553</a>         assertFalse(CellUtils.hasCell(rowId, fam, qual, tx2.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="554" href="#554">554</a>                     <span class="jxr_string">"Put cell of Tx2 should not be there"</span>);
-<a class="jxr_linenumber" name="555" href="#555">555</a>         assertFalse(CellUtils.hasShadowCell(rowId, fam, qual, tx2.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="556" href="#556">556</a>                     <span class="jxr_string">"Put shadow cell of Tx2 should not be there"</span>);
-<a class="jxr_linenumber" name="557" href="#557">557</a>         assertTrue(CellUtils.hasCell(rowId, fam, qual, tx3.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="558" href="#558">558</a>                    <span class="jxr_string">"Put cell of Tx3 cell should be there"</span>);
-<a class="jxr_linenumber" name="559" href="#559">559</a>         assertTrue(CellUtils.hasShadowCell(rowId, fam, qual, tx3.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="560" href="#560">560</a>                    <span class="jxr_string">"Put shadow cell of Tx3 should be there"</span>);
-<a class="jxr_linenumber" name="561" href="#561">561</a> 
-<a class="jxr_linenumber" name="562" href="#562">562</a>         <em class="jxr_comment">// A new transaction after compaction should read the last value written</em>
-<a class="jxr_linenumber" name="563" href="#563">563</a>         HBaseTransaction newTx1 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="564" href="#564">564</a>         Get newGet1 = <strong class="jxr_keyword">new</strong> Get(rowId);
-<a class="jxr_linenumber" name="565" href="#565">565</a>         newGet1.addColumn(fam, qual);
-<a class="jxr_linenumber" name="566" href="#566">566</a>         Result result = txTable.get(newTx1, newGet1);
-<a class="jxr_linenumber" name="567" href="#567">567</a>         assertEquals(Bytes.toBytes(<span class="jxr_string">"testValue 3"</span>), result.getValue(fam, qual));
-<a class="jxr_linenumber" name="568" href="#568">568</a>         <em class="jxr_comment">// Write a new value</em>
-<a class="jxr_linenumber" name="569" href="#569">569</a>         Put newPut1 = <strong class="jxr_keyword">new</strong> Put(rowId);
-<a class="jxr_linenumber" name="570" href="#570">570</a>         newPut1.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"new testValue 1"</span>));
-<a class="jxr_linenumber" name="571" href="#571">571</a>         txTable.put(newTx1, newPut1);
-<a class="jxr_linenumber" name="572" href="#572">572</a> 
-<a class="jxr_linenumber" name="573" href="#573">573</a>         <em class="jxr_comment">// Start a second new transaction</em>
-<a class="jxr_linenumber" name="574" href="#574">574</a>         HBaseTransaction newTx2 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="575" href="#575">575</a>         <em class="jxr_comment">// Commit first of the new tx</em>
-<a class="jxr_linenumber" name="576" href="#576">576</a>         tm.commit(newTx1);
-<a class="jxr_linenumber" name="577" href="#577">577</a> 
-<a class="jxr_linenumber" name="578" href="#578">578</a>         <em class="jxr_comment">// The second transaction should still read the previous value</em>
-<a class="jxr_linenumber" name="579" href="#579">579</a>         Get newGet2 = <strong class="jxr_keyword">new</strong> Get(rowId);
-<a class="jxr_linenumber" name="580" href="#580">580</a>         newGet2.addColumn(fam, qual);
-<a class="jxr_linenumber" name="581" href="#581">581</a>         result = txTable.get(newTx2, newGet2);
-<a class="jxr_linenumber" name="582" href="#582">582</a>         assertEquals(Bytes.toBytes(<span class="jxr_string">"testValue 3"</span>), result.getValue(fam, qual));
-<a class="jxr_linenumber" name="583" href="#583">583</a>         tm.commit(newTx2);
-<a class="jxr_linenumber" name="584" href="#584">584</a> 
-<a class="jxr_linenumber" name="585" href="#585">585</a>         <em class="jxr_comment">// Only two values -the new written by newTx1 and the last value</em>
-<a class="jxr_linenumber" name="586" href="#586">586</a>         <em class="jxr_comment">// for the cell after compaction- should have survived</em>
-<a class="jxr_linenumber" name="587" href="#587">587</a>         assertFalse(CellUtils.hasCell(rowId, fam, qual, tx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="588" href="#588">588</a>                     <span class="jxr_string">"Put cell of Tx1 should not be there"</span>);
-<a class="jxr_linenumber" name="589" href="#589">589</a>         assertFalse(CellUtils.hasShadowCell(rowId, fam, qual, tx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="590" href="#590">590</a>                     <span class="jxr_string">"Put shadow cell of Tx1 should not be there"</span>);
-<a class="jxr_linenumber" name="591" href="#591">591</a>         assertFalse(CellUtils.hasCell(rowId, fam, qual, tx2.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="592" href="#592">592</a>                     <span class="jxr_string">"Put cell of Tx2 should not be there"</span>);
-<a class="jxr_linenumber" name="593" href="#593">593</a>         assertFalse(CellUtils.hasShadowCell(rowId, fam, qual, tx2.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="594" href="#594">594</a>                     <span class="jxr_string">"Put shadow cell of Tx2 should not be there"</span>);
-<a class="jxr_linenumber" name="595" href="#595">595</a>         assertTrue(CellUtils.hasCell(rowId, fam, qual, tx3.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="596" href="#596">596</a>                    <span class="jxr_string">"Put cell of Tx3 cell should be there"</span>);
-<a class="jxr_linenumber" name="597" href="#597">597</a>         assertTrue(CellUtils.hasShadowCell(rowId, fam, qual, tx3.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="598" href="#598">598</a>                    <span class="jxr_string">"Put shadow cell of Tx3 should be there"</span>);
-<a class="jxr_linenumber" name="599" href="#599">599</a>         assertTrue(CellUtils.hasCell(rowId, fam, qual, newTx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="600" href="#600">600</a>                    <span class="jxr_string">"Put cell of NewTx1 cell should be there"</span>);
-<a class="jxr_linenumber" name="601" href="#601">601</a>         assertTrue(CellUtils.hasShadowCell(rowId, fam, qual, newTx1.getStartTimestamp(), getter),
-<a class="jxr_linenumber" name="602" href="#602">602</a>                    <span class="jxr_string">"Put shadow cell of NewTx1 should be there"</span>);
-<a class="jxr_linenumber" name="603" href="#603">603</a>     }
-<a class="jxr_linenumber" name="604" href="#604">604</a> 
-<a class="jxr_linenumber" name="605" href="#605">605</a>     <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="606" href="#606">606</a> <em class="jxr_javadoccomment">     * Tests a case where a temporary failure to flush causes the compactor to crash</em>
-<a class="jxr_linenumber" name="607" href="#607">607</a> <em class="jxr_javadoccomment">     */</em>
-<a class="jxr_linenumber" name="608" href="#608">608</a>     @Test(timeOut = 60_000)
-<a class="jxr_linenumber" name="609" href="#609">609</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testDuplicateDeletes() <strong class="jxr_keyword">throws</strong> Throwable {
-<a class="jxr_linenumber" name="610" href="#610">610</a>         String TEST_TABLE = <span class="jxr_string">"testDuplicateDeletes"</span>;
-<a class="jxr_linenumber" name="611" href="#611">611</a>         createTableIfNotExists(TEST_TABLE, Bytes.toBytes(TEST_FAMILY));
-<a class="jxr_linenumber" name="612" href="#612">612</a>         TTable txTable = <strong class="jxr_keyword">new</strong> TTable(connection, TEST_TABLE);
-<a class="jxr_linenumber" name="613" href="#613">613</a> 
-<a class="jxr_linenumber" name="614" href="#614">614</a>         <em class="jxr_comment">// jump through hoops to trigger a minor compaction.</em>
-<a class="jxr_linenumber" name="615" href="#615">615</a>         <em class="jxr_comment">// a minor compaction will only run if there are enough</em>
-<a class="jxr_linenumber" name="616" href="#616">616</a>         <em class="jxr_comment">// files to be compacted, but that is less than the number</em>
-<a class="jxr_linenumber" name="617" href="#617">617</a>         <em class="jxr_comment">// of total files, in which case it will run a major</em>
-<a class="jxr_linenumber" name="618" href="#618">618</a>         <em class="jxr_comment">// compaction. The issue this is testing only shows up</em>
-<a class="jxr_linenumber" name="619" href="#619">619</a>         <em class="jxr_comment">// with minor compaction, as only Deletes can be duplicate</em>
-<a class="jxr_linenumber" name="620" href="#620">620</a>         <em class="jxr_comment">// and major compactions filter them out.</em>
-<a class="jxr_linenumber" name="621" href="#621">621</a>         byte[] firstRow = <span class="jxr_string">"FirstRow"</span>.getBytes();
-<a class="jxr_linenumber" name="622" href="#622">622</a>         HBaseTransaction tx0 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="623" href="#623">623</a>         Put put0 = <strong class="jxr_keyword">new</strong> Put(firstRow);
-<a class="jxr_linenumber" name="624" href="#624">624</a>         put0.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testWrite-1"</span>));
-<a class="jxr_linenumber" name="625" href="#625">625</a>         txTable.put(tx0, put0);
-<a class="jxr_linenumber" name="626" href="#626">626</a>         tm.commit(tx0);
-<a class="jxr_linenumber" name="627" href="#627">627</a> 
-<a class="jxr_linenumber" name="628" href="#628">628</a>         <em class="jxr_comment">// create the first hfile</em>
-<a class="jxr_linenumber" name="629" href="#629">629</a>         manualFlush(TEST_TABLE);
-<a class="jxr_linenumber" name="630" href="#630">630</a> 
-<a class="jxr_linenumber" name="631" href="#631">631</a>         <em class="jxr_comment">// write a row, it won't be committed</em>
-<a class="jxr_linenumber" name="632" href="#632">632</a>         byte[] rowToBeCompactedAway = <span class="jxr_string">"compactMe"</span>.getBytes();
-<a class="jxr_linenumber" name="633" href="#633">633</a>         HBaseTransaction tx1 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="634" href="#634">634</a>         Put put1 = <strong class="jxr_keyword">new</strong> Put(rowToBeCompactedAway);
-<a class="jxr_linenumber" name="635" href="#635">635</a>         put1.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testWrite-1"</span>));
-<a class="jxr_linenumber" name="636" href="#636">636</a>         txTable.put(tx1, put1);
-<a class="jxr_linenumber" name="637" href="#637">637</a>         txTable.flushCommits();
-<a class="jxr_linenumber" name="638" href="#638">638</a> 
-<a class="jxr_linenumber" name="639" href="#639">639</a>         <em class="jxr_comment">// write a row to trigger the double delete problem</em>
-<a class="jxr_linenumber" name="640" href="#640">640</a>         byte[] row = <span class="jxr_string">"iCauseErrors"</span>.getBytes();
-<a class="jxr_linenumber" name="641" href="#641">641</a>         HBaseTransaction tx2 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="642" href="#642">642</a>         Put put2 = <strong class="jxr_keyword">new</strong> Put(row);
-<a class="jxr_linenumber" name="643" href="#643">643</a>         put2.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testWrite-1"</span>));
-<a class="jxr_linenumber" name="644" href="#644">644</a>         txTable.put(tx2, put2);
-<a class="jxr_linenumber" name="645" href="#645">645</a>         tm.commit(tx2);
-<a class="jxr_linenumber" name="646" href="#646">646</a> 
-<a class="jxr_linenumber" name="647" href="#647">647</a>         HBaseTransaction tx3 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="648" href="#648">648</a>         Put put3 = <strong class="jxr_keyword">new</strong> Put(row);
-<a class="jxr_linenumber" name="649" href="#649">649</a>         put3.addColumn(fam, qual, Bytes.toBytes(<span class="jxr_string">"testWrite-1"</span>));
-<a class="jxr_linenumber" name="650" href="#650">650</a>         txTable.put(tx3, put3);
-<a class="jxr_linenumber" name="651" href="#651">651</a>         txTable.flushCommits();
-<a class="jxr_linenumber" name="652" href="#652">652</a> 
-<a class="jxr_linenumber" name="653" href="#653">653</a>         <em class="jxr_comment">// cause a failure on HBaseTM#preCommit();</em>
-<a class="jxr_linenumber" name="654" href="#654">654</a>         Set&lt;HBaseCellId&gt; writeSet = tx3.getWriteSet();
-<a class="jxr_linenumber" name="655" href="#655">655</a>         assertEquals(1, writeSet.size());
-<a class="jxr_linenumber" name="656" href="#656">656</a>         List&lt;HBaseCellId&gt; newWriteSet = <strong class="jxr_keyword">new</strong> ArrayList&lt;&gt;();
-<a class="jxr_linenumber" name="657" href="#657">657</a>         <strong class="jxr_keyword">final</strong> AtomicBoolean flushFailing = <strong class="jxr_keyword">new</strong> AtomicBoolean(<strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="658" href="#658">658</a>         <strong class="jxr_keyword">for</strong> (HBaseCellId id : writeSet) {
-<a class="jxr_linenumber" name="659" href="#659">659</a>             TTable failableHTable = spy(id.getTable());
-<a class="jxr_linenumber" name="660" href="#660">660</a>             doAnswer(<strong class="jxr_keyword">new</strong> Answer&lt;Void&gt;() {
-<a class="jxr_linenumber" name="661" href="#661">661</a>                 @Override
-<a class="jxr_linenumber" name="662" href="#662">662</a>                 <strong class="jxr_keyword">public</strong> Void answer(InvocationOnMock invocation)
-<a class="jxr_linenumber" name="663" href="#663">663</a>                         <strong class="jxr_keyword">throws</strong> Throwable {
-<a class="jxr_linenumber" name="664" href="#664">664</a>                     <strong class="jxr_keyword">if</strong> (flushFailing.get()) {
-<a class="jxr_linenumber" name="665" href="#665">665</a>                         <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RetriesExhaustedWithDetailsException(<strong class="jxr_keyword">new</strong> ArrayList&lt;Throwable&gt;(),
-<a class="jxr_linenumber" name="666" href="#666">666</a>                                                                        <strong class="jxr_keyword">new</strong> ArrayList&lt;Row&gt;(), <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;());
-<a class="jxr_linenumber" name="667" href="#667">667</a>                     } <strong class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="668" href="#668">668</a>                         invocation.callRealMethod();
-<a class="jxr_linenumber" name="669" href="#669">669</a>                     }
-<a class="jxr_linenumber" name="670" href="#670">670</a>                     <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="671" href="#671">671</a>                 }
-<a class="jxr_linenumber" name="672" href="#672">672</a>             }).when(failableHTable).flushCommits();
-<a class="jxr_linenumber" name="673" href="#673">673</a> 
-<a class="jxr_linenumber" name="674" href="#674">674</a>             newWriteSet.add(<strong class="jxr_keyword">new</strong> HBaseCellId(failableHTable,
-<a class="jxr_linenumber" name="675" href="#675">675</a>                                             id.getRow(), id.getFamily(),
-<a class="jxr_linenumber" name="676" href="#676">676</a>                                             id.getQualifier(), id.getTimestamp()));
-<a class="jxr_linenumber" name="677" href="#677">677</a>         }
-<a class="jxr_linenumber" name="678" href="#678">678</a>         writeSet.clear();
-<a class="jxr_linenumber" name="679" href="#679">679</a>         writeSet.addAll(newWriteSet);
-<a class="jxr_linenumber" name="680" href="#680">680</a> 
-<a class="jxr_linenumber" name="681" href="#681">681</a>         <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="682" href="#682">682</a>             tm.commit(tx3);
-<a class="jxr_linenumber" name="683" href="#683">683</a>             fail(<span class="jxr_string">"Shouldn't succeed"</span>);
-<a class="jxr_linenumber" name="684" href="#684">684</a>         } <strong class="jxr_keyword">catch</strong> (TransactionException tme) {
-<a class="jxr_linenumber" name="685" href="#685">685</a>             flushFailing.set(false);
-<a class="jxr_linenumber" name="686" href="#686">686</a>             tm.rollback(tx3);
-<a class="jxr_linenumber" name="687" href="#687">687</a>         }
-<a class="jxr_linenumber" name="688" href="#688">688</a> 
-<a class="jxr_linenumber" name="689" href="#689">689</a>         <em class="jxr_comment">// create second hfile,</em>
-<a class="jxr_linenumber" name="690" href="#690">690</a>         <em class="jxr_comment">// it should contain multiple deletes</em>
-<a class="jxr_linenumber" name="691" href="#691">691</a>         manualFlush(TEST_TABLE);
-<a class="jxr_linenumber" name="692" href="#692">692</a> 
-<a class="jxr_linenumber" name="693" href="#693">693</a>         <em class="jxr_comment">// create loads of files</em>
-<a class="jxr_linenumber" name="694" href="#694">694</a>         byte[] anotherRow = <span class="jxr_string">"someotherrow"</span>.getBytes();
-<a class="jxr_linenumber" name="695" href="#695">695</a>         HBaseTransaction tx4 = (HBaseTransaction) tm.begin();
-<a class="jxr_linenumber" name="696" href="#696">696</a>         Put put4 = <strong class="jxr_keyword">new</strong> Put(anotherRow);
-<a class="jxr_linenumber" n

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