You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@omid.apache.org by fp...@apache.org on 2016/06/17 21:20:52 UTC
[17/51] [partial] incubator-omid-site git commit: [wagon-git] commit
to branch asf-site 6/17/16 2:20 PM
http://git-wip-us.apache.org/repos/asf/incubator-omid-site/blob/3a40a657/xref/org/apache/omid/transaction/AbstractTransactionManager.html
----------------------------------------------------------------------
diff --git a/xref/org/apache/omid/transaction/AbstractTransactionManager.html b/xref/org/apache/omid/transaction/AbstractTransactionManager.html
index 7eb827c..956a6fc 100644
--- a/xref/org/apache/omid/transaction/AbstractTransactionManager.html
+++ b/xref/org/apache/omid/transaction/AbstractTransactionManager.html
@@ -8,23 +8,23 @@
<body>
<div id="overview"><a href="../../../../../../target/site/apidocs/org/apache/omid/transaction/AbstractTransactionManager.html">View Javadoc</a></div><pre>
-<a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_javadoccomment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
-<a class="jxr_linenumber" name="3" href="#3">3</a> <em class="jxr_javadoccomment"> * or more contributor license agreements. See the NOTICE file</em>
-<a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_javadoccomment"> * distributed with this work for additional information</em>
-<a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_javadoccomment"> * regarding copyright ownership. The ASF licenses this file</em>
-<a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_javadoccomment"> * to you under the Apache License, Version 2.0 (the</em>
-<a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_javadoccomment"> * "License"); you may not use this file except in compliance</em>
-<a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_javadoccomment"> * 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_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_javadoccomment"> * <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_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_javadoccomment"> * 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_javadoccomment"> * 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_javadoccomment"> * 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_javadoccomment"> * See the License for the specific language governing permissions and</em>
-<a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_javadoccomment"> * limitations under the License.</em>
-<a class="jxr_linenumber" name="17" href="#17">17</a> <em class="jxr_javadoccomment"> */</em>
+<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> com.google.common.base.Function;
@@ -39,477 +39,471 @@
<a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.AbortException;
<a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.CellId;
<a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.ConnectionException;
-<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.NewTSOException;
-<a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.ServiceUnavailableException;
-<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.TSOClient;
-<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
-<a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
-<a class="jxr_linenumber" name="37" href="#37">37</a>
-<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
-<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutionException;
-<a class="jxr_linenumber" name="40" href="#40">40</a>
-<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.CACHE;
-<a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.COMMIT_TABLE;
-<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.NOT_PRESENT;
-<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.SHADOW_CELL;
-<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.metrics.MetricsUtils.name;
-<a class="jxr_linenumber" name="46" href="#46">46</a>
-<a class="jxr_linenumber" name="47" href="#47">47</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="48" href="#48">48</a> <em class="jxr_javadoccomment"> * Omid's base abstract implementation of the {@link TransactionManager} interface.</em>
-<a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * Provides extra methods to allow transaction manager developers to perform</em>
-<a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment"> * different actions before/after the methods exposed by the {@link TransactionManager} interface.</em>
-<a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> * So, this abstract class must be extended by particular implementations of</em>
-<a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> * transaction managers related to different storage systems (HBase...)</em>
-<a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="56" href="#56">56</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/transaction/AbstractTransactionManager.html">AbstractTransactionManager</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../org/apache/omid/transaction/TransactionManager.html">TransactionManager</a> {
-<a class="jxr_linenumber" name="57" href="#57">57</a>
-<a class="jxr_linenumber" name="58" href="#58">58</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG = LoggerFactory.getLogger(AbstractTransactionManager.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="59" href="#59">59</a>
-<a class="jxr_linenumber" name="60" href="#60">60</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">interface</strong> TransactionFactory<T <strong class="jxr_keyword">extends</strong> CellId> {
-<a class="jxr_linenumber" name="61" href="#61">61</a>
-<a class="jxr_linenumber" name="62" href="#62">62</a> AbstractTransaction<T> createTransaction(<strong class="jxr_keyword">long</strong> transactionId, <strong class="jxr_keyword">long</strong> epoch, <a href="../../../../org/apache/omid/transaction/AbstractTransactionManager.html">AbstractTransactionManager</a> tm);
-<a class="jxr_linenumber" name="63" href="#63">63</a>
-<a class="jxr_linenumber" name="64" href="#64">64</a> }
-<a class="jxr_linenumber" name="65" href="#65">65</a>
-<a class="jxr_linenumber" name="66" href="#66">66</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/transaction/PostCommitActions.html">PostCommitActions</a> postCommitter;
-<a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/tso/client/TSOClient.html">TSOClient</a> tsoClient;
-<a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> CommitTable.Client commitTableClient;
-<a class="jxr_linenumber" name="69" href="#69">69</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> TransactionFactory<? <strong class="jxr_keyword">extends</strong> CellId> transactionFactory;
-<a class="jxr_linenumber" name="70" href="#70">70</a>
-<a class="jxr_linenumber" name="71" href="#71">71</a> <em class="jxr_comment">// Metrics</em>
-<a class="jxr_linenumber" name="72" href="#72">72</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Timer.html">Timer</a> startTimestampTimer;
-<a class="jxr_linenumber" name="73" href="#73">73</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Timer.html">Timer</a> commitTimer;
-<a class="jxr_linenumber" name="74" href="#74">74</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> committedTxsCounter;
-<a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> rolledbackTxsCounter;
-<a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> errorTxsCounter;
-<a class="jxr_linenumber" name="77" href="#77">77</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> invalidatedTxsCounter;
-<a class="jxr_linenumber" name="78" href="#78">78</a>
-<a class="jxr_linenumber" name="79" href="#79">79</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="80" href="#80">80</a> <em class="jxr_javadoccomment"> * Base constructor</em>
-<a class="jxr_linenumber" name="81" href="#81">81</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_javadoccomment"> * @param metrics</em>
-<a class="jxr_linenumber" name="83" href="#83">83</a> <em class="jxr_javadoccomment"> * instrumentation metrics</em>
-<a class="jxr_linenumber" name="84" href="#84">84</a> <em class="jxr_javadoccomment"> * @param postCommitter</em>
-<a class="jxr_linenumber" name="85" href="#85">85</a> <em class="jxr_javadoccomment"> * post commit action executor</em>
-<a class="jxr_linenumber" name="86" href="#86">86</a> <em class="jxr_javadoccomment"> * @param tsoClient</em>
-<a class="jxr_linenumber" name="87" href="#87">87</a> <em class="jxr_javadoccomment"> * a client for accessing functionality of the status oracle</em>
-<a class="jxr_linenumber" name="88" href="#88">88</a> <em class="jxr_javadoccomment"> * @param commitTableClient</em>
-<a class="jxr_linenumber" name="89" href="#89">89</a> <em class="jxr_javadoccomment"> * a client for accessing functionality of the commit table</em>
-<a class="jxr_linenumber" name="90" href="#90">90</a> <em class="jxr_javadoccomment"> * @param transactionFactory</em>
-<a class="jxr_linenumber" name="91" href="#91">91</a> <em class="jxr_javadoccomment"> * a transaction factory to create the specific transaction</em>
-<a class="jxr_linenumber" name="92" href="#92">92</a> <em class="jxr_javadoccomment"> * objects required by the transaction manager being implemented.</em>
-<a class="jxr_linenumber" name="93" href="#93">93</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="94" href="#94">94</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/omid/transaction/AbstractTransactionManager.html">AbstractTransactionManager</a>(<a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics,
-<a class="jxr_linenumber" name="95" href="#95">95</a> <a href="../../../../org/apache/omid/transaction/PostCommitActions.html">PostCommitActions</a> postCommitter,
-<a class="jxr_linenumber" name="96" href="#96">96</a> <a href="../../../../org/apache/omid/tso/client/TSOClient.html">TSOClient</a> tsoClient,
-<a class="jxr_linenumber" name="97" href="#97">97</a> CommitTable.Client commitTableClient,
-<a class="jxr_linenumber" name="98" href="#98">98</a> TransactionFactory<? <strong class="jxr_keyword">extends</strong> CellId> transactionFactory) {
-<a class="jxr_linenumber" name="99" href="#99">99</a>
-<a class="jxr_linenumber" name="100" href="#100">100</a> <strong class="jxr_keyword">this</strong>.tsoClient = tsoClient;
-<a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">this</strong>.postCommitter = postCommitter;
-<a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">this</strong>.commitTableClient = commitTableClient;
-<a class="jxr_linenumber" name="103" href="#103">103</a> <strong class="jxr_keyword">this</strong>.transactionFactory = transactionFactory;
-<a class="jxr_linenumber" name="104" href="#104">104</a>
-<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_comment">// Metrics configuration</em>
-<a class="jxr_linenumber" name="106" href="#106">106</a> <strong class="jxr_keyword">this</strong>.startTimestampTimer = 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">"startTimestamp"</span>, <span class="jxr_string">"latency"</span>));
-<a class="jxr_linenumber" name="107" href="#107">107</a> <strong class="jxr_keyword">this</strong>.commitTimer = 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">"commit"</span>, <span class="jxr_string">"latency"</span>));
-<a class="jxr_linenumber" name="108" href="#108">108</a> <strong class="jxr_keyword">this</strong>.committedTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"committedTxs"</span>));
-<a class="jxr_linenumber" name="109" href="#109">109</a> <strong class="jxr_keyword">this</strong>.rolledbackTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"rolledbackTxs"</span>));
-<a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">this</strong>.errorTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"erroredTxs"</span>));
-<a class="jxr_linenumber" name="111" href="#111">111</a> <strong class="jxr_keyword">this</strong>.invalidatedTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"invalidatedTxs"</span>));
-<a class="jxr_linenumber" name="112" href="#112">112</a>
-<a class="jxr_linenumber" name="113" href="#113">113</a> }
-<a class="jxr_linenumber" name="114" href="#114">114</a>
-<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions before creating a transaction.</em>
-<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException</em>
-<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="119" href="#119">119</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> preBegin() <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
-<a class="jxr_linenumber" name="120" href="#120">120</a>
-<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> * @see org.apache.omid.transaction.TransactionManager#begin()</em>
-<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="124" href="#124">124</a> @Override
-<a class="jxr_linenumber" name="125" href="#125">125</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/transaction/Transaction.html">Transaction</a> begin() <strong class="jxr_keyword">throws</strong> TransactionException {
-<a class="jxr_linenumber" name="126" href="#126">126</a>
-<a class="jxr_linenumber" name="127" href="#127">127</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="128" href="#128">128</a> preBegin();
-<a class="jxr_linenumber" name="129" href="#129">129</a>
-<a class="jxr_linenumber" name="130" href="#130">130</a> <strong class="jxr_keyword">long</strong> startTimestamp, epoch;
-<a class="jxr_linenumber" name="131" href="#131">131</a>
-<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_comment">// The loop is required for HA scenarios where we get the timestamp</em>
-<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_comment">// but when getting the epoch, the client is connected to a new TSOServer</em>
-<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_comment">// When this happen, the epoch will be larger than the startTimestamp,</em>
-<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_comment">// so we need to start the transaction again. We use the fact that epoch</em>
-<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_comment">// is always smaller or equal to a timestamp, and therefore, we first need</em>
-<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_comment">// to get the timestamp and then the epoch.</em>
-<a class="jxr_linenumber" name="138" href="#138">138</a> startTimestampTimer.start();
-<a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">do</strong> {
-<a class="jxr_linenumber" name="141" href="#141">141</a> startTimestamp = tsoClient.getNewStartTimestamp().get();
-<a class="jxr_linenumber" name="142" href="#142">142</a> epoch = tsoClient.getEpoch();
-<a class="jxr_linenumber" name="143" href="#143">143</a> } <strong class="jxr_keyword">while</strong> (epoch > startTimestamp);
-<a class="jxr_linenumber" name="144" href="#144">144</a> } <strong class="jxr_keyword">finally</strong> {
-<a class="jxr_linenumber" name="145" href="#145">145</a> startTimestampTimer.stop();
-<a class="jxr_linenumber" name="146" href="#146">146</a> }
-<a class="jxr_linenumber" name="147" href="#147">147</a>
-<a class="jxr_linenumber" name="148" href="#148">148</a> AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> tx = transactionFactory.createTransaction(startTimestamp, epoch, <strong class="jxr_keyword">this</strong>);
-<a class="jxr_linenumber" name="149" href="#149">149</a>
-<a class="jxr_linenumber" name="150" href="#150">150</a> postBegin(tx);
-<a class="jxr_linenumber" name="151" href="#151">151</a>
-<a class="jxr_linenumber" name="152" href="#152">152</a> <strong class="jxr_keyword">return</strong> tx;
-<a class="jxr_linenumber" name="153" href="#153">153</a> } <strong class="jxr_keyword">catch</strong> (TransactionManagerException e) {
-<a class="jxr_linenumber" name="154" href="#154">154</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(<span class="jxr_string">"An error has occured during PreBegin/PostBegin"</span>, e);
-<a class="jxr_linenumber" name="155" href="#155">155</a> } <strong class="jxr_keyword">catch</strong> (ExecutionException e) {
-<a class="jxr_linenumber" name="156" href="#156">156</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(<span class="jxr_string">"Could not get new timestamp"</span>, e);
-<a class="jxr_linenumber" name="157" href="#157">157</a> } <strong class="jxr_keyword">catch</strong> (InterruptedException ie) {
-<a class="jxr_linenumber" name="158" href="#158">158</a> Thread.currentThread().interrupt();
-<a class="jxr_linenumber" name="159" href="#159">159</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(<span class="jxr_string">"Interrupted getting timestamp"</span>, ie);
-<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> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions after having started a transaction.</em>
-<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * @param transaction</em>
-<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * the transaction that was just created.</em>
-<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException</em>
-<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="169" href="#169">169</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> postBegin(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
-<a class="jxr_linenumber" name="170" href="#170">170</a>
-<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions before committing a transaction.</em>
-<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * @param transaction</em>
-<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment"> * the transaction that is going to be committed.</em>
-<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException</em>
-<a class="jxr_linenumber" name="176" href="#176">176</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="177" href="#177">177</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> preCommit(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
-<a class="jxr_linenumber" name="178" href="#178">178</a>
-<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment"> * @see org.apache.omid.transaction.TransactionManager#commit(Transaction)</em>
-<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="182" href="#182">182</a> @Override
-<a class="jxr_linenumber" name="183" href="#183">183</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> commit(<a href="../../../../org/apache/omid/transaction/Transaction.html">Transaction</a> transaction) <strong class="jxr_keyword">throws</strong> RollbackException, TransactionException {
-<a class="jxr_linenumber" name="184" href="#184">184</a>
-<a class="jxr_linenumber" name="185" href="#185">185</a> AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> tx = enforceAbstractTransactionAsParam(transaction);
-<a class="jxr_linenumber" name="186" href="#186">186</a> enforceTransactionIsInRunningState(tx);
-<a class="jxr_linenumber" name="187" href="#187">187</a>
-<a class="jxr_linenumber" name="188" href="#188">188</a> <strong class="jxr_keyword">if</strong> (tx.isRollbackOnly()) { <em class="jxr_comment">// Manage explicit user rollback</em>
-<a class="jxr_linenumber" name="189" href="#189">189</a> rollback(tx);
-<a class="jxr_linenumber" name="190" href="#190">190</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/RollbackException.html">RollbackException</a>(tx + <span class="jxr_string">": Tx was set to rollback explicitly"</span>);
-<a class="jxr_linenumber" name="191" href="#191">191</a> }
-<a class="jxr_linenumber" name="192" href="#192">192</a>
-<a class="jxr_linenumber" name="193" href="#193">193</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="194" href="#194">194</a>
-<a class="jxr_linenumber" name="195" href="#195">195</a> preCommit(tx);
-<a class="jxr_linenumber" name="196" href="#196">196</a>
-<a class="jxr_linenumber" name="197" href="#197">197</a> commitTimer.start();
-<a class="jxr_linenumber" name="198" href="#198">198</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="199" href="#199">199</a> <strong class="jxr_keyword">if</strong> (tx.getWriteSet().isEmpty()) {
-<a class="jxr_linenumber" name="200" href="#200">200</a> markReadOnlyTransaction(tx); <em class="jxr_comment">// No need for read-only transactions to contact the TSO Server</em>
-<a class="jxr_linenumber" name="201" href="#201">201</a> } <strong class="jxr_keyword">else</strong> {
-<a class="jxr_linenumber" name="202" href="#202">202</a> commitRegularTransaction(tx);
-<a class="jxr_linenumber" name="203" href="#203">203</a> }
-<a class="jxr_linenumber" name="204" href="#204">204</a> committedTxsCounter.inc();
-<a class="jxr_linenumber" name="205" href="#205">205</a> } <strong class="jxr_keyword">finally</strong> {
-<a class="jxr_linenumber" name="206" href="#206">206</a> commitTimer.stop();
-<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> postCommit(tx);
-<a class="jxr_linenumber" name="210" href="#210">210</a>
-<a class="jxr_linenumber" name="211" href="#211">211</a> } <strong class="jxr_keyword">catch</strong> (TransactionManagerException e) {
-<a class="jxr_linenumber" name="212" href="#212">212</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(e.getMessage(), e);
-<a class="jxr_linenumber" name="213" href="#213">213</a> }
-<a class="jxr_linenumber" name="214" href="#214">214</a>
-<a class="jxr_linenumber" name="215" href="#215">215</a> }
-<a class="jxr_linenumber" name="216" href="#216">216</a>
-<a class="jxr_linenumber" name="217" href="#217">217</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions after committing a transaction.</em>
-<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_javadoccomment"> * @param transaction</em>
-<a class="jxr_linenumber" name="220" href="#220">220</a> <em class="jxr_javadoccomment"> * the transaction that was committed.</em>
-<a class="jxr_linenumber" name="221" href="#221">221</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException</em>
-<a class="jxr_linenumber" name="222" href="#222">222</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="223" href="#223">223</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> postCommit(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
-<a class="jxr_linenumber" name="224" href="#224">224</a>
-<a class="jxr_linenumber" name="225" href="#225">225</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="226" href="#226">226</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions before rolling-back a transaction.</em>
-<a class="jxr_linenumber" name="227" href="#227">227</a> <em class="jxr_javadoccomment"> * @param transaction</em>
-<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment"> * the transaction that is going to be rolled-back.</em>
-<a class="jxr_linenumber" name="229" href="#229">229</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException</em>
-<a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="231" href="#231">231</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> preRollback(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
-<a class="jxr_linenumber" name="232" href="#232">232</a>
-<a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_javadoccomment"> * @see org.apache.omid.transaction.TransactionManager#rollback(Transaction)</em>
-<a class="jxr_linenumber" name="235" href="#235">235</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="236" href="#236">236</a> @Override
-<a class="jxr_linenumber" name="237" href="#237">237</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> rollback(<a href="../../../../org/apache/omid/transaction/Transaction.html">Transaction</a> transaction) <strong class="jxr_keyword">throws</strong> TransactionException {
-<a class="jxr_linenumber" name="238" href="#238">238</a>
-<a class="jxr_linenumber" name="239" href="#239">239</a> AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> tx = enforceAbstractTransactionAsParam(transaction);
-<a class="jxr_linenumber" name="240" href="#240">240</a> enforceTransactionIsInRunningState(tx);
+<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.ServiceUnavailableException;
+<a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> org.apache.omid.tso.client.TSOClient;
+<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
+<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
+<a class="jxr_linenumber" name="36" href="#36">36</a>
+<a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
+<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutionException;
+<a class="jxr_linenumber" name="39" href="#39">39</a>
+<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.CACHE;
+<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.COMMIT_TABLE;
+<a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.NOT_PRESENT;
+<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.committable.CommitTable.CommitTimestamp.Location.SHADOW_CELL;
+<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.metrics.MetricsUtils.name;
+<a class="jxr_linenumber" name="45" href="#45">45</a>
+<a class="jxr_linenumber" name="46" href="#46">46</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="47" href="#47">47</a> <em class="jxr_javadoccomment"> * Omid's base abstract implementation of the {@link TransactionManager} interface.</em>
+<a class="jxr_linenumber" name="48" href="#48">48</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment"> * Provides extra methods to allow transaction manager developers to perform</em>
+<a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * different actions before/after the methods exposed by the {@link TransactionManager} interface.</em>
+<a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment"> * So, this abstract class must be extended by particular implementations of</em>
+<a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> * transaction managers related to different storage systems (HBase...)</em>
+<a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="55" href="#55">55</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">abstract</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/transaction/AbstractTransactionManager.html">AbstractTransactionManager</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../org/apache/omid/transaction/TransactionManager.html">TransactionManager</a> {
+<a class="jxr_linenumber" name="56" href="#56">56</a>
+<a class="jxr_linenumber" name="57" href="#57">57</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG = LoggerFactory.getLogger(AbstractTransactionManager.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="58" href="#58">58</a>
+<a class="jxr_linenumber" name="59" href="#59">59</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">interface</strong> TransactionFactory<T <strong class="jxr_keyword">extends</strong> CellId> {
+<a class="jxr_linenumber" name="60" href="#60">60</a>
+<a class="jxr_linenumber" name="61" href="#61">61</a> AbstractTransaction<T> createTransaction(<strong class="jxr_keyword">long</strong> transactionId, <strong class="jxr_keyword">long</strong> epoch, <a href="../../../../org/apache/omid/transaction/AbstractTransactionManager.html">AbstractTransactionManager</a> tm);
+<a class="jxr_linenumber" name="62" href="#62">62</a>
+<a class="jxr_linenumber" name="63" href="#63">63</a> }
+<a class="jxr_linenumber" name="64" href="#64">64</a>
+<a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/transaction/PostCommitActions.html">PostCommitActions</a> postCommitter;
+<a class="jxr_linenumber" name="66" href="#66">66</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/tso/client/TSOClient.html">TSOClient</a> tsoClient;
+<a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> CommitTable.Client commitTableClient;
+<a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> TransactionFactory<? <strong class="jxr_keyword">extends</strong> CellId> transactionFactory;
+<a class="jxr_linenumber" name="69" href="#69">69</a>
+<a class="jxr_linenumber" name="70" href="#70">70</a> <em class="jxr_comment">// Metrics</em>
+<a class="jxr_linenumber" name="71" href="#71">71</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Timer.html">Timer</a> startTimestampTimer;
+<a class="jxr_linenumber" name="72" href="#72">72</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Timer.html">Timer</a> commitTimer;
+<a class="jxr_linenumber" name="73" href="#73">73</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> committedTxsCounter;
+<a class="jxr_linenumber" name="74" href="#74">74</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> rolledbackTxsCounter;
+<a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> errorTxsCounter;
+<a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/metrics/Counter.html">Counter</a> invalidatedTxsCounter;
+<a class="jxr_linenumber" name="77" href="#77">77</a>
+<a class="jxr_linenumber" name="78" href="#78">78</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="79" href="#79">79</a> <em class="jxr_javadoccomment"> * Base constructor</em>
+<a class="jxr_linenumber" name="80" href="#80">80</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="81" href="#81">81</a> <em class="jxr_javadoccomment"> * @param metrics</em>
+<a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_javadoccomment"> * instrumentation metrics</em>
+<a class="jxr_linenumber" name="83" href="#83">83</a> <em class="jxr_javadoccomment"> * @param postCommitter</em>
+<a class="jxr_linenumber" name="84" href="#84">84</a> <em class="jxr_javadoccomment"> * post commit action executor</em>
+<a class="jxr_linenumber" name="85" href="#85">85</a> <em class="jxr_javadoccomment"> * @param tsoClient</em>
+<a class="jxr_linenumber" name="86" href="#86">86</a> <em class="jxr_javadoccomment"> * a client for accessing functionality of the status oracle</em>
+<a class="jxr_linenumber" name="87" href="#87">87</a> <em class="jxr_javadoccomment"> * @param commitTableClient</em>
+<a class="jxr_linenumber" name="88" href="#88">88</a> <em class="jxr_javadoccomment"> * a client for accessing functionality of the commit table</em>
+<a class="jxr_linenumber" name="89" href="#89">89</a> <em class="jxr_javadoccomment"> * @param transactionFactory</em>
+<a class="jxr_linenumber" name="90" href="#90">90</a> <em class="jxr_javadoccomment"> * a transaction factory to create the specific transaction</em>
+<a class="jxr_linenumber" name="91" href="#91">91</a> <em class="jxr_javadoccomment"> * objects required by the transaction manager being implemented.</em>
+<a class="jxr_linenumber" name="92" href="#92">92</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="93" href="#93">93</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/omid/transaction/AbstractTransactionManager.html">AbstractTransactionManager</a>(<a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics,
+<a class="jxr_linenumber" name="94" href="#94">94</a> <a href="../../../../org/apache/omid/transaction/PostCommitActions.html">PostCommitActions</a> postCommitter,
+<a class="jxr_linenumber" name="95" href="#95">95</a> <a href="../../../../org/apache/omid/tso/client/TSOClient.html">TSOClient</a> tsoClient,
+<a class="jxr_linenumber" name="96" href="#96">96</a> CommitTable.Client commitTableClient,
+<a class="jxr_linenumber" name="97" href="#97">97</a> TransactionFactory<? <strong class="jxr_keyword">extends</strong> CellId> transactionFactory) {
+<a class="jxr_linenumber" name="98" href="#98">98</a>
+<a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">this</strong>.tsoClient = tsoClient;
+<a class="jxr_linenumber" name="100" href="#100">100</a> <strong class="jxr_keyword">this</strong>.postCommitter = postCommitter;
+<a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">this</strong>.commitTableClient = commitTableClient;
+<a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">this</strong>.transactionFactory = transactionFactory;
+<a class="jxr_linenumber" name="103" href="#103">103</a>
+<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_comment">// Metrics configuration</em>
+<a class="jxr_linenumber" name="105" href="#105">105</a> <strong class="jxr_keyword">this</strong>.startTimestampTimer = 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">"startTimestamp"</span>, <span class="jxr_string">"latency"</span>));
+<a class="jxr_linenumber" name="106" href="#106">106</a> <strong class="jxr_keyword">this</strong>.commitTimer = 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">"commit"</span>, <span class="jxr_string">"latency"</span>));
+<a class="jxr_linenumber" name="107" href="#107">107</a> <strong class="jxr_keyword">this</strong>.committedTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"committedTxs"</span>));
+<a class="jxr_linenumber" name="108" href="#108">108</a> <strong class="jxr_keyword">this</strong>.rolledbackTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"rolledbackTxs"</span>));
+<a class="jxr_linenumber" name="109" href="#109">109</a> <strong class="jxr_keyword">this</strong>.errorTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"erroredTxs"</span>));
+<a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">this</strong>.invalidatedTxsCounter = metrics.counter(name(<span class="jxr_string">"omid"</span>, <span class="jxr_string">"tm"</span>, <span class="jxr_string">"hbase"</span>, <span class="jxr_string">"invalidatedTxs"</span>));
+<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>
+<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions before creating a transaction.</em>
+<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException in case of any issues</em>
+<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="118" href="#118">118</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> preBegin() <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
+<a class="jxr_linenumber" name="119" href="#119">119</a>
+<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> * @see org.apache.omid.transaction.TransactionManager#begin()</em>
+<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="123" href="#123">123</a> @Override
+<a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/omid/transaction/Transaction.html">Transaction</a> begin() <strong class="jxr_keyword">throws</strong> TransactionException {
+<a class="jxr_linenumber" name="125" href="#125">125</a>
+<a class="jxr_linenumber" name="126" href="#126">126</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="127" href="#127">127</a> preBegin();
+<a class="jxr_linenumber" name="128" href="#128">128</a>
+<a class="jxr_linenumber" name="129" href="#129">129</a> <strong class="jxr_keyword">long</strong> startTimestamp, epoch;
+<a class="jxr_linenumber" name="130" href="#130">130</a>
+<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_comment">// The loop is required for HA scenarios where we get the timestamp</em>
+<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_comment">// but when getting the epoch, the client is connected to a new TSOServer</em>
+<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_comment">// When this happen, the epoch will be larger than the startTimestamp,</em>
+<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_comment">// so we need to start the transaction again. We use the fact that epoch</em>
+<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_comment">// is always smaller or equal to a timestamp, and therefore, we first need</em>
+<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_comment">// to get the timestamp and then the epoch.</em>
+<a class="jxr_linenumber" name="137" href="#137">137</a> startTimestampTimer.start();
+<a class="jxr_linenumber" name="138" href="#138">138</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">do</strong> {
+<a class="jxr_linenumber" name="140" href="#140">140</a> startTimestamp = tsoClient.getNewStartTimestamp().get();
+<a class="jxr_linenumber" name="141" href="#141">141</a> epoch = tsoClient.getEpoch();
+<a class="jxr_linenumber" name="142" href="#142">142</a> } <strong class="jxr_keyword">while</strong> (epoch > startTimestamp);
+<a class="jxr_linenumber" name="143" href="#143">143</a> } <strong class="jxr_keyword">finally</strong> {
+<a class="jxr_linenumber" name="144" href="#144">144</a> startTimestampTimer.stop();
+<a class="jxr_linenumber" name="145" href="#145">145</a> }
+<a class="jxr_linenumber" name="146" href="#146">146</a>
+<a class="jxr_linenumber" name="147" href="#147">147</a> AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> tx = transactionFactory.createTransaction(startTimestamp, epoch, <strong class="jxr_keyword">this</strong>);
+<a class="jxr_linenumber" name="148" href="#148">148</a>
+<a class="jxr_linenumber" name="149" href="#149">149</a> postBegin(tx);
+<a class="jxr_linenumber" name="150" href="#150">150</a>
+<a class="jxr_linenumber" name="151" href="#151">151</a> <strong class="jxr_keyword">return</strong> tx;
+<a class="jxr_linenumber" name="152" href="#152">152</a> } <strong class="jxr_keyword">catch</strong> (TransactionManagerException e) {
+<a class="jxr_linenumber" name="153" href="#153">153</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(<span class="jxr_string">"An error has occured during PreBegin/PostBegin"</span>, e);
+<a class="jxr_linenumber" name="154" href="#154">154</a> } <strong class="jxr_keyword">catch</strong> (ExecutionException e) {
+<a class="jxr_linenumber" name="155" href="#155">155</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(<span class="jxr_string">"Could not get new timestamp"</span>, e);
+<a class="jxr_linenumber" name="156" href="#156">156</a> } <strong class="jxr_keyword">catch</strong> (InterruptedException ie) {
+<a class="jxr_linenumber" name="157" href="#157">157</a> Thread.currentThread().interrupt();
+<a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(<span class="jxr_string">"Interrupted getting timestamp"</span>, ie);
+<a class="jxr_linenumber" name="159" href="#159">159</a> }
+<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> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions after having started a transaction.</em>
+<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment"> * @param transaction</em>
+<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * the transaction that was just created.</em>
+<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException in case of any issues</em>
+<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="168" href="#168">168</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> postBegin(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
+<a class="jxr_linenumber" name="169" href="#169">169</a>
+<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions before committing a transaction.</em>
+<a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * @param transaction</em>
+<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * the transaction that is going to be committed.</em>
+<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException in case of any issues</em>
+<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="176" href="#176">176</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> preCommit(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
+<a class="jxr_linenumber" name="177" href="#177">177</a>
+<a class="jxr_linenumber" name="178" href="#178">178</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="179" href="#179">179</a> <em class="jxr_javadoccomment"> * @see org.apache.omid.transaction.TransactionManager#commit(Transaction)</em>
+<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="181" href="#181">181</a> @Override
+<a class="jxr_linenumber" name="182" href="#182">182</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> commit(<a href="../../../../org/apache/omid/transaction/Transaction.html">Transaction</a> transaction) <strong class="jxr_keyword">throws</strong> RollbackException, TransactionException {
+<a class="jxr_linenumber" name="183" href="#183">183</a>
+<a class="jxr_linenumber" name="184" href="#184">184</a> AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> tx = enforceAbstractTransactionAsParam(transaction);
+<a class="jxr_linenumber" name="185" href="#185">185</a> enforceTransactionIsInRunningState(tx);
+<a class="jxr_linenumber" name="186" href="#186">186</a>
+<a class="jxr_linenumber" name="187" href="#187">187</a> <strong class="jxr_keyword">if</strong> (tx.isRollbackOnly()) { <em class="jxr_comment">// Manage explicit user rollback</em>
+<a class="jxr_linenumber" name="188" href="#188">188</a> rollback(tx);
+<a class="jxr_linenumber" name="189" href="#189">189</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/RollbackException.html">RollbackException</a>(tx + <span class="jxr_string">": Tx was set to rollback explicitly"</span>);
+<a class="jxr_linenumber" name="190" href="#190">190</a> }
+<a class="jxr_linenumber" name="191" href="#191">191</a>
+<a class="jxr_linenumber" name="192" href="#192">192</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="193" href="#193">193</a>
+<a class="jxr_linenumber" name="194" href="#194">194</a> preCommit(tx);
+<a class="jxr_linenumber" name="195" href="#195">195</a>
+<a class="jxr_linenumber" name="196" href="#196">196</a> commitTimer.start();
+<a class="jxr_linenumber" name="197" href="#197">197</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="198" href="#198">198</a> <strong class="jxr_keyword">if</strong> (tx.getWriteSet().isEmpty()) {
+<a class="jxr_linenumber" name="199" href="#199">199</a> markReadOnlyTransaction(tx); <em class="jxr_comment">// No need for read-only transactions to contact the TSO Server</em>
+<a class="jxr_linenumber" name="200" href="#200">200</a> } <strong class="jxr_keyword">else</strong> {
+<a class="jxr_linenumber" name="201" href="#201">201</a> commitRegularTransaction(tx);
+<a class="jxr_linenumber" name="202" href="#202">202</a> }
+<a class="jxr_linenumber" name="203" href="#203">203</a> committedTxsCounter.inc();
+<a class="jxr_linenumber" name="204" href="#204">204</a> } <strong class="jxr_keyword">finally</strong> {
+<a class="jxr_linenumber" name="205" href="#205">205</a> commitTimer.stop();
+<a class="jxr_linenumber" name="206" href="#206">206</a> }
+<a class="jxr_linenumber" name="207" href="#207">207</a>
+<a class="jxr_linenumber" name="208" href="#208">208</a> postCommit(tx);
+<a class="jxr_linenumber" name="209" href="#209">209</a>
+<a class="jxr_linenumber" name="210" href="#210">210</a> } <strong class="jxr_keyword">catch</strong> (TransactionManagerException e) {
+<a class="jxr_linenumber" name="211" href="#211">211</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(e.getMessage(), e);
+<a class="jxr_linenumber" name="212" href="#212">212</a> }
+<a class="jxr_linenumber" name="213" href="#213">213</a>
+<a class="jxr_linenumber" name="214" href="#214">214</a> }
+<a class="jxr_linenumber" name="215" href="#215">215</a>
+<a class="jxr_linenumber" name="216" href="#216">216</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="217" href="#217">217</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions after committing a transaction.</em>
+<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_javadoccomment"> * @param transaction</em>
+<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_javadoccomment"> * the transaction that was committed.</em>
+<a class="jxr_linenumber" name="220" href="#220">220</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException in case of any issues</em>
+<a class="jxr_linenumber" name="221" href="#221">221</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="222" href="#222">222</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> postCommit(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
+<a class="jxr_linenumber" name="223" href="#223">223</a>
+<a class="jxr_linenumber" name="224" href="#224">224</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="225" href="#225">225</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions before rolling-back a transaction.</em>
+<a class="jxr_linenumber" name="226" href="#226">226</a> <em class="jxr_javadoccomment"> * @param transaction the transaction that is going to be rolled-back.</em>
+<a class="jxr_linenumber" name="227" href="#227">227</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException in case of any issues</em>
+<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="229" href="#229">229</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> preRollback(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
+<a class="jxr_linenumber" name="230" href="#230">230</a>
+<a class="jxr_linenumber" name="231" href="#231">231</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_javadoccomment"> * @see org.apache.omid.transaction.TransactionManager#rollback(Transaction)</em>
+<a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="234" href="#234">234</a> @Override
+<a class="jxr_linenumber" name="235" href="#235">235</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">void</strong> rollback(<a href="../../../../org/apache/omid/transaction/Transaction.html">Transaction</a> transaction) <strong class="jxr_keyword">throws</strong> TransactionException {
+<a class="jxr_linenumber" name="236" href="#236">236</a>
+<a class="jxr_linenumber" name="237" href="#237">237</a> AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> tx = enforceAbstractTransactionAsParam(transaction);
+<a class="jxr_linenumber" name="238" href="#238">238</a> enforceTransactionIsInRunningState(tx);
+<a class="jxr_linenumber" name="239" href="#239">239</a>
+<a class="jxr_linenumber" name="240" href="#240">240</a> <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="241" href="#241">241</a>
-<a class="jxr_linenumber" name="242" href="#242">242</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="242" href="#242">242</a> preRollback(tx);
<a class="jxr_linenumber" name="243" href="#243">243</a>
-<a class="jxr_linenumber" name="244" href="#244">244</a> preRollback(tx);
-<a class="jxr_linenumber" name="245" href="#245">245</a>
-<a class="jxr_linenumber" name="246" href="#246">246</a> <em class="jxr_comment">// Make sure its commit timestamp is 0, so the cleanup does the right job</em>
-<a class="jxr_linenumber" name="247" href="#247">247</a> tx.setCommitTimestamp(0);
-<a class="jxr_linenumber" name="248" href="#248">248</a> tx.setStatus(Status.ROLLEDBACK);
+<a class="jxr_linenumber" name="244" href="#244">244</a> <em class="jxr_comment">// Make sure its commit timestamp is 0, so the cleanup does the right job</em>
+<a class="jxr_linenumber" name="245" href="#245">245</a> tx.setCommitTimestamp(0);
+<a class="jxr_linenumber" name="246" href="#246">246</a> tx.setStatus(Status.ROLLEDBACK);
+<a class="jxr_linenumber" name="247" href="#247">247</a>
+<a class="jxr_linenumber" name="248" href="#248">248</a> postRollback(tx);
<a class="jxr_linenumber" name="249" href="#249">249</a>
-<a class="jxr_linenumber" name="250" href="#250">250</a> postRollback(tx);
-<a class="jxr_linenumber" name="251" href="#251">251</a>
-<a class="jxr_linenumber" name="252" href="#252">252</a> } <strong class="jxr_keyword">catch</strong> (TransactionManagerException e) {
-<a class="jxr_linenumber" name="253" href="#253">253</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(e.getMessage(), e);
-<a class="jxr_linenumber" name="254" href="#254">254</a> } <strong class="jxr_keyword">finally</strong> {
-<a class="jxr_linenumber" name="255" href="#255">255</a> tx.cleanup();
-<a class="jxr_linenumber" name="256" href="#256">256</a> }
+<a class="jxr_linenumber" name="250" href="#250">250</a> } <strong class="jxr_keyword">catch</strong> (TransactionManagerException e) {
+<a class="jxr_linenumber" name="251" href="#251">251</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/transaction/TransactionException.html">TransactionException</a>(e.getMessage(), e);
+<a class="jxr_linenumber" name="252" href="#252">252</a> } <strong class="jxr_keyword">finally</strong> {
+<a class="jxr_linenumber" name="253" href="#253">253</a> tx.cleanup();
+<a class="jxr_linenumber" name="254" href="#254">254</a> }
+<a class="jxr_linenumber" name="255" href="#255">255</a>
+<a class="jxr_linenumber" name="256" href="#256">256</a> }
<a class="jxr_linenumber" name="257" href="#257">257</a>
-<a class="jxr_linenumber" name="258" href="#258">258</a> }
-<a class="jxr_linenumber" name="259" href="#259">259</a>
-<a class="jxr_linenumber" name="260" href="#260">260</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="261" href="#261">261</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions after rolling-back a transaction.</em>
-<a class="jxr_linenumber" name="262" href="#262">262</a> <em class="jxr_javadoccomment"> * @param transaction</em>
-<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_javadoccomment"> * the transaction that was rolled-back.</em>
-<a class="jxr_linenumber" name="264" href="#264">264</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException</em>
-<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="266" href="#266">266</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> postRollback(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
-<a class="jxr_linenumber" name="267" href="#267">267</a>
-<a class="jxr_linenumber" name="268" href="#268">268</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_javadoccomment"> * Check if the transaction commit data is in the shadow cell</em>
-<a class="jxr_linenumber" name="270" href="#270">270</a> <em class="jxr_javadoccomment"> * @param cellStartTimestamp</em>
-<a class="jxr_linenumber" name="271" href="#271">271</a> <em class="jxr_javadoccomment"> * the transaction start timestamp</em>
-<a class="jxr_linenumber" name="272" href="#272">272</a> <em class="jxr_javadoccomment"> * locator</em>
-<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_javadoccomment"> * the timestamp locator</em>
-<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_javadoccomment"> * @throws IOException</em>
-<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="276" href="#276">276</a> Optional<CommitTimestamp> readCommitTimestampFromShadowCell(<strong class="jxr_keyword">long</strong> cellStartTimestamp, <a href="../../../../org/apache/omid/transaction/CommitTimestampLocator.html">CommitTimestampLocator</a> locator)
-<a class="jxr_linenumber" name="277" href="#277">277</a> <strong class="jxr_keyword">throws</strong> IOException
-<a class="jxr_linenumber" name="278" href="#278">278</a> {
+<a class="jxr_linenumber" name="258" href="#258">258</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="259" href="#259">259</a> <em class="jxr_javadoccomment"> * Allows transaction manager developers to perform actions after rolling-back a transaction.</em>
+<a class="jxr_linenumber" name="260" href="#260">260</a> <em class="jxr_javadoccomment"> * @param transaction</em>
+<a class="jxr_linenumber" name="261" href="#261">261</a> <em class="jxr_javadoccomment"> * the transaction that was rolled-back.</em>
+<a class="jxr_linenumber" name="262" href="#262">262</a> <em class="jxr_javadoccomment"> * @throws TransactionManagerException in case of any issues</em>
+<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="264" href="#264">264</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> postRollback(AbstractTransaction<? <strong class="jxr_keyword">extends</strong> CellId> transaction) <strong class="jxr_keyword">throws</strong> TransactionManagerException {}
+<a class="jxr_linenumber" name="265" href="#265">265</a>
+<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="267" href="#267">267</a> <em class="jxr_javadoccomment"> * Check if the transaction commit data is in the shadow cell</em>
+<a class="jxr_linenumber" name="268" href="#268">268</a> <em class="jxr_javadoccomment"> * @param cellStartTimestamp</em>
+<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_javadoccomment"> * the transaction start timestamp</em>
+<a class="jxr_linenumber" name="270" href="#270">270</a> <em class="jxr_javadoccomment"> * locator</em>
+<a class="jxr_linenumber" name="271" href="#271">271</a> <em class="jxr_javadoccomment"> * the timestamp locator</em>
+<a class="jxr_linenumber" name="272" href="#272">272</a> <em class="jxr_javadoccomment"> * @throws IOException</em>
+<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="274" href="#274">274</a> Optional<CommitTimestamp> readCommitTimestampFromShadowCell(<strong class="jxr_keyword">long</strong> cellStartTimestamp, <a href="../../../../org/apache/omid/transaction/CommitTimestampLocator.html">CommitTimestampLocator</a> locator)
+<a class="jxr_linenumber" name="275" href="#275">275</a> <strong class="jxr_keyword">throws</strong> IOException
+<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> Optional<CommitTimestamp> commitTS = Optional.absent();
<a class="jxr_linenumber" name="279" href="#279">279</a>
-<a class="jxr_linenumber" name="280" href="#280">280</a> Optional<CommitTimestamp> commitTS = Optional.absent();
-<a class="jxr_linenumber" name="281" href="#281">281</a>
-<a class="jxr_linenumber" name="282" href="#282">282</a> Optional<Long> commitTimestamp = locator.readCommitTimestampFromShadowCell(cellStartTimestamp);
-<a class="jxr_linenumber" name="283" href="#283">283</a> <strong class="jxr_keyword">if</strong> (commitTimestamp.isPresent()) {
-<a class="jxr_linenumber" name="284" href="#284">284</a> commitTS = Optional.of(<strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTimestamp</a>(SHADOW_CELL, commitTimestamp.get(), <strong class="jxr_keyword">true</strong>)); <em class="jxr_comment">// Valid commit TS</em>
-<a class="jxr_linenumber" name="285" href="#285">285</a> }
-<a class="jxr_linenumber" name="286" href="#286">286</a>
-<a class="jxr_linenumber" name="287" href="#287">287</a> <strong class="jxr_keyword">return</strong> commitTS;
-<a class="jxr_linenumber" name="288" href="#288">288</a> }
-<a class="jxr_linenumber" name="289" href="#289">289</a>
-<a class="jxr_linenumber" name="290" href="#290">290</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment"> * This function returns the commit timestamp for a particular cell if the transaction was already committed in</em>
-<a class="jxr_linenumber" name="292" href="#292">292</a> <em class="jxr_javadoccomment"> * the system. In case the transaction was not committed and the cell was written by transaction initialized by a</em>
-<a class="jxr_linenumber" name="293" href="#293">293</a> <em class="jxr_javadoccomment"> * previous TSO server, an invalidation try occurs.</em>
-<a class="jxr_linenumber" name="294" href="#294">294</a> <em class="jxr_javadoccomment"> * Otherwise the function returns a value that indicates that the commit timestamp was not found.</em>
-<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_javadoccomment"> * @param cellStartTimestamp</em>
-<a class="jxr_linenumber" name="296" href="#296">296</a> <em class="jxr_javadoccomment"> * start timestamp of the cell to locate the commit timestamp for.</em>
-<a class="jxr_linenumber" name="297" href="#297">297</a> <em class="jxr_javadoccomment"> * @param epoch</em>
-<a class="jxr_linenumber" name="298" href="#298">298</a> <em class="jxr_javadoccomment"> * the epoch of the TSO server the current tso client is working with.</em>
-<a class="jxr_linenumber" name="299" href="#299">299</a> <em class="jxr_javadoccomment"> * @param locator</em>
-<a class="jxr_linenumber" name="300" href="#300">300</a> <em class="jxr_javadoccomment"> * a locator to find the commit timestamp in the system.</em>
-<a class="jxr_linenumber" name="301" href="#301">301</a> <em class="jxr_javadoccomment"> * @return the commit timestamp joint with the location where it was found</em>
-<a class="jxr_linenumber" name="302" href="#302">302</a> <em class="jxr_javadoccomment"> * or an object indicating that it was not found in the system</em>
-<a class="jxr_linenumber" name="303" href="#303">303</a> <em class="jxr_javadoccomment"> * @throws IOException</em>
-<a class="jxr_linenumber" name="304" href="#304">304</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="305" href="#305">305</a> <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTimestamp</a> locateCellCommitTimestamp(<strong class="jxr_keyword">long</strong> cellStartTimestamp, <strong class="jxr_keyword">long</strong> epoch,
-<a class="jxr_linenumber" name="306" href="#306">306</a> <a href="../../../../org/apache/omid/transaction/CommitTimestampLocator.html">CommitTimestampLocator</a> locator) <strong class="jxr_keyword">throws</strong> IOException {
-<a class="jxr_linenumber" name="307" href="#307">307</a>
-<a class="jxr_linenumber" name="308" href="#308">308</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="309" href="#309">309</a> <em class="jxr_comment">// 1) First check the cache</em>
-<a class="jxr_linenumber" name="310" href="#310">310</a> Optional<Long> commitTimestamp = locator.readCommitTimestampFromCache(cellStartTimestamp);
-<a class="jxr_linenumber" name="311" href="#311">311</a> <strong class="jxr_keyword">if</strong> (commitTimestamp.isPresent()) { <em class="jxr_comment">// Valid commit timestamp</em>
-<a class="jxr_linenumber" name="312" href="#312">312</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTimestamp</a>(CACHE, commitTimestamp.get(), <strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="313" href="#313">313</a> }
-<a class="jxr_linenumber" name="314" href="#314">314</a>
-<a class="jxr_linenumber" name="315" href="#315">315</a> <em class="jxr_comment">// 2) Then check the commit table</em>
-<a class="jxr_linenumber" name="316" href="#316">316</a> <em class="jxr_comment">// If the data was written at a previous epoch, check whether the transaction was invalidated</em>
-<a class="jxr_linenumber" name="317" href="#317">317</a> Optional<CommitTimestamp> commitTimeStamp = commitTableClient.getCommitTimestamp(cellStartTimestamp).get();
-<a class="jxr_linenumber" name="318" href="#318">318</a> <strong class="jxr_keyword">if</strong> (commitTimeStamp.isPresent()) {
-<a class="jxr_linenumber" name="319" href="#319">319</a> <strong class="jxr_keyword">return</strong> commitTimeStamp.get();
-<a class="jxr_linenumber" name="320" href="#320">320</a> }
-<a class="jxr_linenumber" name="321" href="#321">321</a>
-<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_comment">// 3) Read from shadow cell</em>
-<a class="jxr_linenumber" name="323" href="#323">323</a> commitTimeStamp = readCommitTimestampFromShadowCell(cellStartTimestamp, locator);
-<a class="jxr_linenumber" name="324" href="#324">324</a> <strong class="jxr_keyword">if</strong> (commitTimeStamp.isPresent()) {
-<a class="jxr_linenumber" name="325" href="#325">325</a> <strong class="jxr_keyword">return</strong> commitTimeStamp.get();
-<a class="jxr_linenumber" name="326" href="#326">326</a> }
-<a class="jxr_linenumber" name="327" href="#327">327</a>
-<a class="jxr_linenumber" name="328" href="#328">328</a> <em class="jxr_comment">// 4) Check the epoch and invalidate the entry</em>
-<a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_comment">// if the data was written by a transaction from a previous epoch (previous TSO)</em>
-<a class="jxr_linenumber" name="330" href="#330">330</a> <strong class="jxr_keyword">if</strong> (cellStartTimestamp < epoch) {
-<a class="jxr_linenumber" name="331" href="#331">331</a> <strong class="jxr_keyword">boolean</strong> invalidated = commitTableClient.tryInvalidateTransaction(cellStartTimestamp).get();
-<a class="jxr_linenumber" name="332" href="#332">332</a> <strong class="jxr_keyword">if</strong> (invalidated) { <em class="jxr_comment">// Invalid commit timestamp</em>
-<a class="jxr_linenumber" name="333" href="#333">333</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTimestamp</a>(COMMIT_TABLE, CommitTable.INVALID_TRANSACTION_MARKER, false);
-<a class="jxr_linenumber" name="334" href="#334">334</a> }
-<a class="jxr_linenumber" name="335" href="#335">335</a> }
-<a class="jxr_linenumber" name="336" href="#336">336</a>
-<a class="jxr_linenumber" name="337" href="#337">337</a> <em class="jxr_comment">// 5) We did not manage to invalidate the transactions then check the commit table</em>
-<a class="jxr_linenumber" name="338" href="#338">338</a> commitTimeStamp = commitTableClient.getCommitTimestamp(cellStartTimestamp).get();
-<a class="jxr_linenumber" name="339" href="#339">339</a> <strong class="jxr_keyword">if</strong> (commitTimeStamp.isPresent()) {
-<a class="jxr_linenumber" name="340" href="#340">340</a> <strong class="jxr_keyword">return</strong> commitTimeStamp.get();
-<a class="jxr_linenumber" name="341" href="#341">341</a> }
-<a class="jxr_linenumber" name="342" href="#342">342</a>
-<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_comment">// 6) Read from shadow cell</em>
-<a class="jxr_linenumber" name="344" href="#344">344</a> commitTimeStamp = readCommitTimestampFromShadowCell(cellStartTimestamp, locator);
-<a class="jxr_linenumber" name="345" href="#345">345</a> <strong class="jxr_keyword">if</strong> (commitTimeStamp.isPresent()) {
-<a class="jxr_linenumber" name="346" href="#346">346</a> <strong class="jxr_keyword">return</strong> commitTimeStamp.get();
-<a class="jxr_linenumber" name="347" href="#347">347</a> }
-<a class="jxr_linenumber" name="348" href="#348">348</a>
-<a class="jxr_linenumber" name="349" href="#349">349</a> <em class="jxr_comment">// *) Otherwise return not found</em>
-<a class="jxr_linenumber" name="350" href="#350">350</a> <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTimestamp</a>(NOT_PRESENT, -1L <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> TODO Check if we should return this */</em>, <strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="351" href="#351">351</a> } <strong class="jxr_keyword">catch</strong> (InterruptedException e) {
-<a class="jxr_linenumber" name="352" href="#352">352</a> Thread.currentThread().interrupt();
-<a class="jxr_linenumber" name="353" href="#353">353</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"Interrupted while finding commit timestamp"</span>, e);
-<a class="jxr_linenumber" name="354" href="#354">354</a> } <strong class="jxr_keyword">catch</strong> (ExecutionException e) {
-<a class="jxr_linenumber" name="355" href="#355">355</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IOException(<span class="jxr_string">"Problem finding commit timestamp"</span>, e);
-<a class="jxr_linenumber" name="356" href="#356">356</a> }
+<a class="jxr_linenumber" name="280" href="#280">280</a> Optional<Long> commitTimestamp = locator.readCommitTimestampFromShadowCell(cellStartTimestamp);
+<a class="jxr_linenumber" name="281" href="#281">281</a> <strong class="jxr_keyword">if</strong> (commitTimestamp.isPresent()) {
+<a class="jxr_linenumber" name="282" href="#282">282</a> commitTS = Optional.of(<strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTimestamp</a>(SHADOW_CELL, commitTimestamp.get(), <strong class="jxr_keyword">true</strong>)); <em class="jxr_comment">// Valid commit TS</em>
+<a class="jxr_linenumber" name="283" href="#283">283</a> }
+<a class="jxr_linenumber" name="284" href="#284">284</a>
+<a class="jxr_linenumber" name="285" href="#285">285</a> <strong class="jxr_keyword">return</strong> commitTS;
+<a class="jxr_linenumber" name="286" href="#286">286</a> }
+<a class="jxr_linenumber" name="287" href="#287">287</a>
+<a class="jxr_linenumber" name="288" href="#288">288</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="289" href="#289">289</a> <em class="jxr_javadoccomment"> * This function returns the commit timestamp for a particular cell if the transaction was already committed in</em>
+<a class="jxr_linenumber" name="290" href="#290">290</a> <em class="jxr_javadoccomment"> * the system. In case the transaction was not committed and the cell was written by transaction initialized by a</em>
+<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment"> * previous TSO server, an invalidation try occurs.</em>
+<a class="jxr_linenumber" name="292" href="#292">292</a> <em class="jxr_javadoccomment"> * Otherwise the function returns a value that indicates that the commit timestamp was not found.</em>
+<a class="jxr_linenumber" name="293" href="#293">293</a> <em class="jxr_javadoccomment"> * @param cellStartTimestamp</em>
+<a class="jxr_linenumber" name="294" href="#294">294</a> <em class="jxr_javadoccomment"> * start timestamp of the cell to locate the commit timestamp for.</em>
+<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_javadoccomment"> * @param epoch</em>
+<a class="jxr_linenumber" name="
<TRUNCATED>