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<a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="3" href="#3">3</a> <em class="jxr_comment"> * or more contributor license agreements. See the NOTICE file</em>
<a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_comment"> * distributed with this work for additional information</em>
<a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_comment"> * regarding copyright ownership. The ASF licenses this file</em>
<a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_comment"> * with the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="9" href="#9">9</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_comment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="11" href="#11">11</a> <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="13" href="#13">13</a> <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_comment"> * limitations under the License.</em>
<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.apache.omid.metrics.MetricsUtils.name;
<a class="jxr_linenumber" name="21" href="#21">21</a>
<a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a class="jxr_linenumber" name="25" href="#25">25</a>
<a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutionException;
<a class="jxr_linenumber" name="29" href="#29">29</a>
<a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.TableName;
<a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Connection;
<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Mutation;
<a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Put;
<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Table;
<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.Bytes;
<a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.apache.omid.committable.CommitTable;
<a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> org.apache.omid.metrics.MetricsRegistry;
<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> org.apache.omid.metrics.Timer;
<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.CellId;
<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
<a class="jxr_linenumber" name="42" href="#42">42</a>
<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> org.apache.phoenix.thirdparty.com.google.common.util.concurrent.ListenableFuture;
<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> org.apache.phoenix.thirdparty.com.google.common.util.concurrent.SettableFuture;
<a class="jxr_linenumber" name="45" href="#45">45</a>
<a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/transaction/HBaseSyncPostCommitter.html">HBaseSyncPostCommitter</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../org/apache/omid/transaction/PostCommitActions.html">PostCommitActions</a> {
<a class="jxr_linenumber" name="47" href="#47">47</a>
<a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG = LoggerFactory.getLogger(HBaseSyncPostCommitter.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="49" href="#49">49</a>
<a class="jxr_linenumber" name="50" href="#50">50</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics;
<a class="jxr_linenumber" name="51" href="#51">51</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> CommitTable.Client commitTableClient;
<a class="jxr_linenumber" name="52" href="#52">52</a>
<a class="jxr_linenumber" name="53" href="#53">53</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Timer.html">Timer</a> commitTableUpdateTimer;
<a class="jxr_linenumber" name="54" href="#54">54</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Timer.html">Timer</a> shadowCellsUpdateTimer;
<a class="jxr_linenumber" name="55" href="#55">55</a> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> MAX_BATCH_SIZE=1000;
<a class="jxr_linenumber" name="56" href="#56">56</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Connection connection;
<a class="jxr_linenumber" name="57" href="#57">57</a>
<a class="jxr_linenumber" name="58" href="#58">58</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/omid/transaction/HBaseSyncPostCommitter.html">HBaseSyncPostCommitter</a>(<a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics, CommitTable.Client commitTableClient,
<a class="jxr_linenumber" name="59" href="#59">59</a> Connection connection) {
<a class="jxr_linenumber" name="60" href="#60">60</a> <strong class="jxr_keyword">this</strong>.metrics = metrics;
<a class="jxr_linenumber" name="61" href="#61">61</a> <strong class="jxr_keyword">this</strong>.commitTableClient = commitTableClient;
<a class="jxr_linenumber" name="62" href="#62">62</a>
<a class="jxr_linenumber" name="63" href="#63">63</a> <strong class="jxr_keyword">this</strong>.commitTableUpdateTimer = metrics.timer(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"commitTableUpdate"</span>, <span class="jxr_string">"latency"</span>));
<a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">this</strong>.shadowCellsUpdateTimer = metrics.timer(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"shadowCellsUpdate"</span>, <span class="jxr_string">"latency"</span>));
<a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">this</strong>.connection = connection;
<a class="jxr_linenumber" name="66" href="#66">66</a> }
<a class="jxr_linenumber" name="67" href="#67">67</a>
<a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> flushMutations(TableName tableName, List&lt;Mutation&gt; mutations) <strong class="jxr_keyword">throws</strong> IOException, InterruptedException {
<a class="jxr_linenumber" name="69" href="#69">69</a> <strong class="jxr_keyword">try</strong> (Table table = connection.getTable(tableName)){
<a class="jxr_linenumber" name="70" href="#70">70</a> table.batch(mutations, <strong class="jxr_keyword">new</strong> Object[mutations.size()]);
<a class="jxr_linenumber" name="71" href="#71">71</a> }
<a class="jxr_linenumber" name="72" href="#72">72</a>
<a class="jxr_linenumber" name="73" href="#73">73</a> }
<a class="jxr_linenumber" name="74" href="#74">74</a>
<a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> addShadowCell(<a href="../../../../org/apache/omid/transaction/HBaseCellId.html">HBaseCellId</a> cell, <a href="../../../../org/apache/omid/transaction/HBaseTransaction.html">HBaseTransaction</a> tx, SettableFuture&lt;Void&gt; updateSCFuture,
<a class="jxr_linenumber" name="76" href="#76">76</a> Map&lt;TableName,List&lt;Mutation&gt;&gt; mutations) <strong class="jxr_keyword">throws</strong> IOException, InterruptedException {
<a class="jxr_linenumber" name="77" href="#77">77</a> Put put = <strong class="jxr_keyword">new</strong> Put(cell.getRow());
<a class="jxr_linenumber" name="78" href="#78">78</a> put.addColumn(cell.getFamily(),
<a class="jxr_linenumber" name="79" href="#79">79</a> CellUtils.addShadowCellSuffixPrefix(cell.getQualifier(), 0, cell.getQualifier().length),
<a class="jxr_linenumber" name="80" href="#80">80</a> cell.getTimestamp(),
<a class="jxr_linenumber" name="81" href="#81">81</a> Bytes.toBytes(tx.getCommitTimestamp()));
<a class="jxr_linenumber" name="82" href="#82">82</a>
<a class="jxr_linenumber" name="83" href="#83">83</a> TableName table = cell.getTable().getHTable().getName();
<a class="jxr_linenumber" name="84" href="#84">84</a> List&lt;Mutation&gt; tableMutations = mutations.get(table);
<a class="jxr_linenumber" name="85" href="#85">85</a> <strong class="jxr_keyword">if</strong> (tableMutations == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="86" href="#86">86</a> ArrayList&lt;Mutation&gt; newList = <strong class="jxr_keyword">new</strong> ArrayList&lt;&gt;();
<a class="jxr_linenumber" name="87" href="#87">87</a> newList.add(put);
<a class="jxr_linenumber" name="88" href="#88">88</a> mutations.put(table, newList);
<a class="jxr_linenumber" name="89" href="#89">89</a> } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="90" href="#90">90</a> tableMutations.add(put);
<a class="jxr_linenumber" name="91" href="#91">91</a> <strong class="jxr_keyword">if</strong> (tableMutations.size() &gt; MAX_BATCH_SIZE) {
<a class="jxr_linenumber" name="92" href="#92">92</a> flushMutations(table, tableMutations);
<a class="jxr_linenumber" name="93" href="#93">93</a> mutations.remove(table);
<a class="jxr_linenumber" name="94" href="#94">94</a> }
<a class="jxr_linenumber" name="95" href="#95">95</a> }
<a class="jxr_linenumber" name="96" href="#96">96</a> }
<a class="jxr_linenumber" name="97" href="#97">97</a>
<a class="jxr_linenumber" name="98" href="#98">98</a> @Override
<a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">public</strong> ListenableFuture&lt;Void&gt; updateShadowCells(AbstractTransaction&lt;? <strong class="jxr_keyword">extends</strong> CellId&gt; transaction) {
<a class="jxr_linenumber" name="100" href="#100">100</a>
<a class="jxr_linenumber" name="101" href="#101">101</a> SettableFuture&lt;Void&gt; updateSCFuture = SettableFuture.create();
<a class="jxr_linenumber" name="102" href="#102">102</a>
<a class="jxr_linenumber" name="103" href="#103">103</a> <a href="../../../../org/apache/omid/transaction/HBaseTransaction.html">HBaseTransaction</a> tx = HBaseTransactionManager.enforceHBaseTransactionAsParam(transaction);
<a class="jxr_linenumber" name="104" href="#104">104</a>
<a class="jxr_linenumber" name="105" href="#105">105</a> shadowCellsUpdateTimer.start();
<a class="jxr_linenumber" name="106" href="#106">106</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="107" href="#107">107</a> Map&lt;TableName,List&lt;Mutation&gt;&gt; mutations = <strong class="jxr_keyword">new</strong> HashMap&lt;&gt;();
<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_comment">// Add shadow cells</em>
<a class="jxr_linenumber" name="109" href="#109">109</a> <strong class="jxr_keyword">for</strong> (HBaseCellId cell : tx.getWriteSet()) {
<a class="jxr_linenumber" name="110" href="#110">110</a> addShadowCell(cell, tx, updateSCFuture, mutations);
<a class="jxr_linenumber" name="111" href="#111">111</a> }
<a class="jxr_linenumber" name="112" href="#112">112</a>
<a class="jxr_linenumber" name="113" href="#113">113</a> <strong class="jxr_keyword">for</strong> (HBaseCellId cell : tx.getConflictFreeWriteSet()) {
<a class="jxr_linenumber" name="114" href="#114">114</a> addShadowCell(cell, tx, updateSCFuture, mutations);
<a class="jxr_linenumber" name="115" href="#115">115</a> }
<a class="jxr_linenumber" name="116" href="#116">116</a>
<a class="jxr_linenumber" name="117" href="#117">117</a> <strong class="jxr_keyword">for</strong> (Map.Entry&lt;TableName,List&lt;Mutation&gt;&gt; entry: mutations.entrySet()) {
<a class="jxr_linenumber" name="118" href="#118">118</a> flushMutations(entry.getKey(), entry.getValue());
<a class="jxr_linenumber" name="119" href="#119">119</a> }
<a class="jxr_linenumber" name="120" href="#120">120</a>
<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_comment">//Only if all is well we set to null and delete commit entry from commit table</em>
<a class="jxr_linenumber" name="122" href="#122">122</a> updateSCFuture.set(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="123" href="#123">123</a> } <strong class="jxr_keyword">catch</strong> (IOException | InterruptedException e) {
<a class="jxr_linenumber" name="124" href="#124">124</a> LOG.warn(<span class="jxr_string">"{}: Error inserting shadow cells"</span>, tx, e);
<a class="jxr_linenumber" name="125" href="#125">125</a> updateSCFuture.setException(
<a class="jxr_linenumber" name="126" href="#126">126</a> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionManagerException.html">TransactionManagerException</a>(tx + <span class="jxr_string">": Error inserting shadow cells "</span>, e));
<a class="jxr_linenumber" name="127" href="#127">127</a> } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="128" href="#128">128</a> shadowCellsUpdateTimer.stop();
<a class="jxr_linenumber" name="129" href="#129">129</a> }
<a class="jxr_linenumber" name="130" href="#130">130</a>
<a class="jxr_linenumber" name="131" href="#131">131</a> <strong class="jxr_keyword">return</strong> updateSCFuture;
<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>
<a class="jxr_linenumber" name="135" href="#135">135</a> @Override
<a class="jxr_linenumber" name="136" href="#136">136</a> <strong class="jxr_keyword">public</strong> ListenableFuture&lt;Void&gt; removeCommitTableEntry(AbstractTransaction&lt;? <strong class="jxr_keyword">extends</strong> CellId&gt; transaction) {
<a class="jxr_linenumber" name="137" href="#137">137</a>
<a class="jxr_linenumber" name="138" href="#138">138</a> SettableFuture&lt;Void&gt; updateSCFuture = SettableFuture.create();
<a class="jxr_linenumber" name="139" href="#139">139</a>
<a class="jxr_linenumber" name="140" href="#140">140</a> <a href="../../../../org/apache/omid/transaction/HBaseTransaction.html">HBaseTransaction</a> tx = HBaseTransactionManager.enforceHBaseTransactionAsParam(transaction);
<a class="jxr_linenumber" name="141" href="#141">141</a>
<a class="jxr_linenumber" name="142" href="#142">142</a> commitTableUpdateTimer.start();
<a class="jxr_linenumber" name="143" href="#143">143</a>
<a class="jxr_linenumber" name="144" href="#144">144</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="145" href="#145">145</a> commitTableClient.deleteCommitEntry(tx.getStartTimestamp()).get();
<a class="jxr_linenumber" name="146" href="#146">146</a> updateSCFuture.set(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="147" href="#147">147</a> } <strong class="jxr_keyword">catch</strong> (InterruptedException e) {
<a class="jxr_linenumber" name="148" href="#148">148</a> Thread.currentThread().interrupt();
<a class="jxr_linenumber" name="149" href="#149">149</a> LOG.warn(<span class="jxr_string">"{}: interrupted during commit table entry delete"</span>, tx, e);
<a class="jxr_linenumber" name="150" href="#150">150</a> updateSCFuture.setException(
<a class="jxr_linenumber" name="151" href="#151">151</a> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionManagerException.html">TransactionManagerException</a>(tx + <span class="jxr_string">": interrupted during commit table entry delete"</span>));
<a class="jxr_linenumber" name="152" href="#152">152</a> } <strong class="jxr_keyword">catch</strong> (ExecutionException e) {
<a class="jxr_linenumber" name="153" href="#153">153</a> LOG.warn(<span class="jxr_string">"{}: can't remove commit table entry"</span>, tx, e);
<a class="jxr_linenumber" name="154" href="#154">154</a> updateSCFuture.setException(<strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionManagerException.html">TransactionManagerException</a>(tx + <span class="jxr_string">": can't remove commit table entry"</span>));
<a class="jxr_linenumber" name="155" href="#155">155</a> } <strong class="jxr_keyword">finally</strong> {
<a class="jxr_linenumber" name="156" href="#156">156</a> commitTableUpdateTimer.stop();
<a class="jxr_linenumber" name="157" href="#157">157</a> }
<a class="jxr_linenumber" name="158" href="#158">158</a>
<a class="jxr_linenumber" name="159" href="#159">159</a> <strong class="jxr_keyword">return</strong> updateSCFuture;
<a class="jxr_linenumber" name="160" href="#160">160</a>
<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> }
</pre>
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