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Posted to commits@omid.apache.org by oh...@apache.org on 2018/07/23 12:04:50 UTC

[06/34] incubator-omid-site git commit: [wagon-git] commit to branch asf-site 7/23/18 3:04 PM

http://git-wip-us.apache.org/repos/asf/incubator-omid-site/blob/dc01c0be/xref/org/apache/omid/tso/PersistenceProcessorImpl.html
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diff --git a/xref/org/apache/omid/tso/PersistenceProcessorImpl.html b/xref/org/apache/omid/tso/PersistenceProcessorImpl.html
index 79a8328..4b614e7 100644
--- a/xref/org/apache/omid/tso/PersistenceProcessorImpl.html
+++ b/xref/org/apache/omid/tso/PersistenceProcessorImpl.html
@@ -30,188 +30,225 @@
 <a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> com.google.common.annotations.VisibleForTesting;
 <a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> com.google.common.base.Objects;
 <a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> com.google.common.util.concurrent.ThreadFactoryBuilder;
-<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> com.lmax.disruptor.BusySpinWaitStrategy;
+<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> com.google.inject.name.Named;
 <a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> com.lmax.disruptor.EventFactory;
 <a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> com.lmax.disruptor.RingBuffer;
-<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> com.lmax.disruptor.WorkerPool;
-<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.pool2.ObjectPool;
-<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.committable.CommitTable;
-<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.metrics.MetricsRegistry;
-<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.metrics.Timer;
-<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.Channel;
-<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
-<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
-<a class="jxr_linenumber" name="34" href="#34">34</a>  
-<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> javax.inject.Inject;
-<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
-<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.Callable;
-<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutorService;
-<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.Executors;
-<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.Future;
-<a class="jxr_linenumber" name="41" href="#41">41</a>  
-<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.metrics.MetricsUtils.name;
-<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.tso.PersistenceProcessorImpl.PersistBatchEvent.EVENT_FACTORY;
-<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.tso.PersistenceProcessorImpl.PersistBatchEvent.makePersistBatch;
-<a class="jxr_linenumber" name="45" href="#45">45</a>  
-<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistenceProcessorImpl</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessor.html">PersistenceProcessor</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(PersistenceProcessorImpl.<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">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> INITIAL_LWM_VALUE = -1L;
-<a class="jxr_linenumber" name="51" href="#51">51</a>  
-<a class="jxr_linenumber" name="52" href="#52">52</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> RingBuffer&lt;PersistBatchEvent&gt; persistRing;
-<a class="jxr_linenumber" name="53" href="#53">53</a>  
-<a class="jxr_linenumber" name="54" href="#54">54</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ObjectPool&lt;Batch&gt; batchPool;
-<a class="jxr_linenumber" name="55" href="#55">55</a>      @VisibleForTesting
-<a class="jxr_linenumber" name="56" href="#56">56</a>      <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> currentBatch;
-<a class="jxr_linenumber" name="57" href="#57">57</a>  
-<a class="jxr_linenumber" name="58" href="#58">58</a>      <em class="jxr_comment">// TODO Next two need to be either int or AtomicLong</em>
-<a class="jxr_linenumber" name="59" href="#59">59</a>      <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> batchSequence;
-<a class="jxr_linenumber" name="60" href="#60">60</a>  
-<a class="jxr_linenumber" name="61" href="#61">61</a>      <strong class="jxr_keyword">private</strong> CommitTable.Writer lowWatermarkWriter;
-<a class="jxr_linenumber" name="62" href="#62">62</a>      <strong class="jxr_keyword">private</strong> ExecutorService lowWatermarkWriterExecutor;
+<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> com.lmax.disruptor.WaitStrategy;
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> com.lmax.disruptor.dsl.Disruptor;
+<a class="jxr_linenumber" name="28" href="#28">28</a>  
+<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.pool2.ObjectPool;
+<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.committable.CommitTable;
+<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.metrics.MetricsRegistry;
+<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.omid.metrics.Timer;
+<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.Channel;
+<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> javax.inject.Inject;
+<a class="jxr_linenumber" name="38" href="#38">38</a>  
+<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> java.io.IOException;
+<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.Callable;
+<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.ExecutorService;
+<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.Executors;
+<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> java.util.concurrent.Future;
+<a class="jxr_linenumber" name="44" href="#44">44</a>  
+<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> com.lmax.disruptor.dsl.ProducerType.SINGLE;
+<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> java.util.concurrent.TimeUnit.SECONDS;
+<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.metrics.MetricsUtils.name;
+<a class="jxr_linenumber" name="48" href="#48">48</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.tso.PersistenceProcessorImpl.PersistBatchEvent.EVENT_FACTORY;
+<a class="jxr_linenumber" name="49" href="#49">49</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.apache.omid.tso.PersistenceProcessorImpl.PersistBatchEvent.makePersistBatch;
+<a class="jxr_linenumber" name="50" href="#50">50</a>  
+<a class="jxr_linenumber" name="51" href="#51">51</a>  <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistenceProcessorImpl</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessor.html">PersistenceProcessor</a> {
+<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">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG = LoggerFactory.getLogger(PersistenceProcessorImpl.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="54" href="#54">54</a>  
+<a class="jxr_linenumber" name="55" href="#55">55</a>      <em class="jxr_comment">// Disruptor-related attributes</em>
+<a class="jxr_linenumber" name="56" href="#56">56</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ExecutorService disruptorExec;
+<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Disruptor&lt;PersistBatchEvent&gt; disruptor;
+<a class="jxr_linenumber" name="58" href="#58">58</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> RingBuffer&lt;PersistBatchEvent&gt; persistRing;
+<a class="jxr_linenumber" name="59" href="#59">59</a>  
+<a class="jxr_linenumber" name="60" href="#60">60</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> ObjectPool&lt;Batch&gt; batchPool;
+<a class="jxr_linenumber" name="61" href="#61">61</a>      @VisibleForTesting
+<a class="jxr_linenumber" name="62" href="#62">62</a>      <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> currentBatch;
 <a class="jxr_linenumber" name="63" href="#63">63</a>  
-<a class="jxr_linenumber" name="64" href="#64">64</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics;
-<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/metrics/Timer.html">Timer</a> lwmWriteTimer;
+<a class="jxr_linenumber" name="64" href="#64">64</a>      <em class="jxr_comment">// TODO Next two need to be either int or AtomicLong</em>
+<a class="jxr_linenumber" name="65" href="#65">65</a>      <strong class="jxr_keyword">volatile</strong> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> batchSequence;
 <a class="jxr_linenumber" name="66" href="#66">66</a>  
-<a class="jxr_linenumber" name="67" href="#67">67</a>      @Inject
-<a class="jxr_linenumber" name="68" href="#68">68</a>      <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistenceProcessorImpl</a>(<a href="../../../../org/apache/omid/tso/TSOServerConfig.html">TSOServerConfig</a> config,
-<a class="jxr_linenumber" name="69" href="#69">69</a>                               <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTable</a> commitTable,
-<a class="jxr_linenumber" name="70" href="#70">70</a>                               ObjectPool&lt;Batch&gt; batchPool,
-<a class="jxr_linenumber" name="71" href="#71">71</a>                               <a href="../../../../org/apache/omid/tso/Panicker.html">Panicker</a> panicker,
-<a class="jxr_linenumber" name="72" href="#72">72</a>                               <a href="../../../../org/apache/omid/tso/PersistenceProcessorHandler.html">PersistenceProcessorHandler</a>[] handlers,
-<a class="jxr_linenumber" name="73" href="#73">73</a>                               <a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics)
-<a class="jxr_linenumber" name="74" href="#74">74</a>              <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="75" href="#75">75</a>  
-<a class="jxr_linenumber" name="76" href="#76">76</a>          <strong class="jxr_keyword">this</strong>.metrics = metrics;
-<a class="jxr_linenumber" name="77" href="#77">77</a>          <strong class="jxr_keyword">this</strong>.lowWatermarkWriter = commitTable.getWriter();
-<a class="jxr_linenumber" name="78" href="#78">78</a>          <strong class="jxr_keyword">this</strong>.batchSequence = 0L;
-<a class="jxr_linenumber" name="79" href="#79">79</a>          <strong class="jxr_keyword">this</strong>.batchPool = batchPool;
-<a class="jxr_linenumber" name="80" href="#80">80</a>          <strong class="jxr_keyword">this</strong>.currentBatch = batchPool.borrowObject();
-<a class="jxr_linenumber" name="81" href="#81">81</a>  
-<a class="jxr_linenumber" name="82" href="#82">82</a>          <em class="jxr_comment">// Low Watermark writer</em>
-<a class="jxr_linenumber" name="83" href="#83">83</a>          ThreadFactoryBuilder lwmThreadFactory = <strong class="jxr_keyword">new</strong> ThreadFactoryBuilder().setNameFormat(<span class="jxr_string">"lwm-writer-%d"</span>);
-<a class="jxr_linenumber" name="84" href="#84">84</a>          lowWatermarkWriterExecutor = Executors.newSingleThreadExecutor(lwmThreadFactory.build());
-<a class="jxr_linenumber" name="85" href="#85">85</a>  
-<a class="jxr_linenumber" name="86" href="#86">86</a>          <em class="jxr_comment">// Disruptor configuration</em>
-<a class="jxr_linenumber" name="87" href="#87">87</a>          <strong class="jxr_keyword">this</strong>.persistRing = RingBuffer.createSingleProducer(EVENT_FACTORY, 1 &lt;&lt; 20, <strong class="jxr_keyword">new</strong> BusySpinWaitStrategy());
-<a class="jxr_linenumber" name="88" href="#88">88</a>  
-<a class="jxr_linenumber" name="89" href="#89">89</a>          ThreadFactoryBuilder threadFactory = <strong class="jxr_keyword">new</strong> ThreadFactoryBuilder().setNameFormat(<span class="jxr_string">"persist-%d"</span>);
-<a class="jxr_linenumber" name="90" href="#90">90</a>          ExecutorService requestExec = Executors.newFixedThreadPool(config.getNumConcurrentCTWriters(),
-<a class="jxr_linenumber" name="91" href="#91">91</a>                                                                     threadFactory.build());
-<a class="jxr_linenumber" name="92" href="#92">92</a>  
-<a class="jxr_linenumber" name="93" href="#93">93</a>          WorkerPool&lt;PersistBatchEvent&gt; persistProcessor = <strong class="jxr_keyword">new</strong> WorkerPool&lt;&gt;(persistRing,
-<a class="jxr_linenumber" name="94" href="#94">94</a>                                                                            persistRing.newBarrier(),
-<a class="jxr_linenumber" name="95" href="#95">95</a>                                                                            <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/tso/FatalExceptionHandler.html">FatalExceptionHandler</a>(panicker),
-<a class="jxr_linenumber" name="96" href="#96">96</a>                                                                            handlers);
-<a class="jxr_linenumber" name="97" href="#97">97</a>          <strong class="jxr_keyword">this</strong>.persistRing.addGatingSequences(persistProcessor.getWorkerSequences());
-<a class="jxr_linenumber" name="98" href="#98">98</a>          persistProcessor.start(requestExec);
-<a class="jxr_linenumber" name="99" href="#99">99</a>  
-<a class="jxr_linenumber" name="100" href="#100">100</a>         <em class="jxr_comment">// Metrics config</em>
-<a class="jxr_linenumber" name="101" href="#101">101</a>         <strong class="jxr_keyword">this</strong>.lwmWriteTimer = metrics.timer(name(<span class="jxr_string">"tso"</span>, <span class="jxr_string">"lwmWriter"</span>, <span class="jxr_string">"latency"</span>));
-<a class="jxr_linenumber" name="102" href="#102">102</a> 
-<a class="jxr_linenumber" name="103" href="#103">103</a>     }
-<a class="jxr_linenumber" name="104" href="#104">104</a> 
-<a class="jxr_linenumber" name="105" href="#105">105</a>     @Override
-<a class="jxr_linenumber" name="106" href="#106">106</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> triggerCurrentBatchFlush() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="67" href="#67">67</a>      <strong class="jxr_keyword">private</strong> CommitTable.Writer lowWatermarkWriter;
+<a class="jxr_linenumber" name="68" href="#68">68</a>      <strong class="jxr_keyword">private</strong> ExecutorService lowWatermarkWriterExecutor;
+<a class="jxr_linenumber" name="69" href="#69">69</a>  
+<a class="jxr_linenumber" name="70" href="#70">70</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics;
+<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> lwmWriteTimer;
+<a class="jxr_linenumber" name="72" href="#72">72</a>  
+<a class="jxr_linenumber" name="73" href="#73">73</a>      @Inject
+<a class="jxr_linenumber" name="74" href="#74">74</a>      <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistenceProcessorImpl</a>(<a href="../../../../org/apache/omid/tso/TSOServerConfig.html">TSOServerConfig</a> config,
+<a class="jxr_linenumber" name="75" href="#75">75</a>                               @Named(<span class="jxr_string">"PersistenceStrategy"</span>) WaitStrategy strategy,
+<a class="jxr_linenumber" name="76" href="#76">76</a>                               <a href="../../../../org/apache/omid/committable/CommitTable.html">CommitTable</a> commitTable,
+<a class="jxr_linenumber" name="77" href="#77">77</a>                               ObjectPool&lt;Batch&gt; batchPool,
+<a class="jxr_linenumber" name="78" href="#78">78</a>                               <a href="../../../../org/apache/omid/tso/Panicker.html">Panicker</a> panicker,
+<a class="jxr_linenumber" name="79" href="#79">79</a>                               <a href="../../../../org/apache/omid/tso/PersistenceProcessorHandler.html">PersistenceProcessorHandler</a>[] handlers,
+<a class="jxr_linenumber" name="80" href="#80">80</a>                               <a href="../../../../org/apache/omid/metrics/MetricsRegistry.html">MetricsRegistry</a> metrics)
+<a class="jxr_linenumber" name="81" href="#81">81</a>              <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="82" href="#82">82</a>  
+<a class="jxr_linenumber" name="83" href="#83">83</a>          <em class="jxr_comment">// ------------------------------------------------------------------------------------------------------------</em>
+<a class="jxr_linenumber" name="84" href="#84">84</a>          <em class="jxr_comment">// Disruptor initialization</em>
+<a class="jxr_linenumber" name="85" href="#85">85</a>          <em class="jxr_comment">// ------------------------------------------------------------------------------------------------------------</em>
+<a class="jxr_linenumber" name="86" href="#86">86</a>  
+<a class="jxr_linenumber" name="87" href="#87">87</a>          ThreadFactoryBuilder threadFactory = <strong class="jxr_keyword">new</strong> ThreadFactoryBuilder().setNameFormat(<span class="jxr_string">"persist-%d"</span>);
+<a class="jxr_linenumber" name="88" href="#88">88</a>          <strong class="jxr_keyword">this</strong>.disruptorExec = Executors.newFixedThreadPool(config.getNumConcurrentCTWriters(), threadFactory.build());
+<a class="jxr_linenumber" name="89" href="#89">89</a>  
+<a class="jxr_linenumber" name="90" href="#90">90</a>          <strong class="jxr_keyword">this</strong>.disruptor = <strong class="jxr_keyword">new</strong> Disruptor&lt;&gt;(EVENT_FACTORY, 1 &lt;&lt; 20, disruptorExec , SINGLE, strategy);
+<a class="jxr_linenumber" name="91" href="#91">91</a>          disruptor.handleExceptionsWith(<strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/tso/FatalExceptionHandler.html">FatalExceptionHandler</a>(panicker)); <em class="jxr_comment">// This must be before handleEventsWith()</em>
+<a class="jxr_linenumber" name="92" href="#92">92</a>          disruptor.handleEventsWithWorkerPool(handlers);
+<a class="jxr_linenumber" name="93" href="#93">93</a>          <strong class="jxr_keyword">this</strong>.persistRing = disruptor.start();
+<a class="jxr_linenumber" name="94" href="#94">94</a>  
+<a class="jxr_linenumber" name="95" href="#95">95</a>          <em class="jxr_comment">// ------------------------------------------------------------------------------------------------------------</em>
+<a class="jxr_linenumber" name="96" href="#96">96</a>          <em class="jxr_comment">// Attribute initialization</em>
+<a class="jxr_linenumber" name="97" href="#97">97</a>          <em class="jxr_comment">// ------------------------------------------------------------------------------------------------------------</em>
+<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>.metrics = metrics;
+<a class="jxr_linenumber" name="100" href="#100">100</a>         <strong class="jxr_keyword">this</strong>.lowWatermarkWriter = commitTable.getWriter();
+<a class="jxr_linenumber" name="101" href="#101">101</a>         <strong class="jxr_keyword">this</strong>.batchSequence = 0L;
+<a class="jxr_linenumber" name="102" href="#102">102</a>         <strong class="jxr_keyword">this</strong>.batchPool = batchPool;
+<a class="jxr_linenumber" name="103" href="#103">103</a>         <strong class="jxr_keyword">this</strong>.currentBatch = batchPool.borrowObject();
+<a class="jxr_linenumber" name="104" href="#104">104</a>         <em class="jxr_comment">// Low Watermark writer</em>
+<a class="jxr_linenumber" name="105" href="#105">105</a>         ThreadFactoryBuilder lwmThreadFactory = <strong class="jxr_keyword">new</strong> ThreadFactoryBuilder().setNameFormat(<span class="jxr_string">"lwm-writer-%d"</span>);
+<a class="jxr_linenumber" name="106" href="#106">106</a>         <strong class="jxr_keyword">this</strong>.lowWatermarkWriterExecutor = Executors.newSingleThreadExecutor(lwmThreadFactory.build());
 <a class="jxr_linenumber" name="107" href="#107">107</a> 
-<a class="jxr_linenumber" name="108" href="#108">108</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isEmpty()) {
-<a class="jxr_linenumber" name="109" href="#109">109</a>             <strong class="jxr_keyword">return</strong>;
-<a class="jxr_linenumber" name="110" href="#110">110</a>         }
-<a class="jxr_linenumber" name="111" href="#111">111</a>         <strong class="jxr_keyword">long</strong> seq = persistRing.next();
-<a class="jxr_linenumber" name="112" href="#112">112</a>         <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> e = persistRing.get(seq);
-<a class="jxr_linenumber" name="113" href="#113">113</a>         makePersistBatch(e, batchSequence++, currentBatch);
-<a class="jxr_linenumber" name="114" href="#114">114</a>         persistRing.publish(seq);
-<a class="jxr_linenumber" name="115" href="#115">115</a>         currentBatch = batchPool.borrowObject();
-<a class="jxr_linenumber" name="116" href="#116">116</a> 
-<a class="jxr_linenumber" name="117" href="#117">117</a>     }
-<a class="jxr_linenumber" name="118" href="#118">118</a> 
-<a class="jxr_linenumber" name="119" href="#119">119</a>     @Override
-<a class="jxr_linenumber" name="120" href="#120">120</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addCommitToBatch(<strong class="jxr_keyword">long</strong> startTimestamp, <strong class="jxr_keyword">long</strong> commitTimestamp, Channel c, <a href="../../../../org/apache/omid/tso/MonitoringContext.html">MonitoringContext</a> monCtx)
-<a class="jxr_linenumber" name="121" href="#121">121</a>             <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="122" href="#122">122</a> 
-<a class="jxr_linenumber" name="123" href="#123">123</a>         currentBatch.addCommit(startTimestamp, commitTimestamp, c, monCtx);
-<a class="jxr_linenumber" name="124" href="#124">124</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isFull()) {
-<a class="jxr_linenumber" name="125" href="#125">125</a>             triggerCurrentBatchFlush();
-<a class="jxr_linenumber" name="126" href="#126">126</a>         }
-<a class="jxr_linenumber" name="127" href="#127">127</a> 
-<a class="jxr_linenumber" name="128" href="#128">128</a>     }
-<a class="jxr_linenumber" name="129" href="#129">129</a> 
-<a class="jxr_linenumber" name="130" href="#130">130</a>     @Override
-<a class="jxr_linenumber" name="131" href="#131">131</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addAbortToBatch(<strong class="jxr_keyword">long</strong> startTimestamp, <strong class="jxr_keyword">boolean</strong> isRetry, Channel c, <a href="../../../../org/apache/omid/tso/MonitoringContext.html">MonitoringContext</a> context)
-<a class="jxr_linenumber" name="132" href="#132">132</a>             <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="133" href="#133">133</a> 
-<a class="jxr_linenumber" name="134" href="#134">134</a>         currentBatch.addAbort(startTimestamp, isRetry, c, context);
-<a class="jxr_linenumber" name="135" href="#135">135</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isFull()) {
-<a class="jxr_linenumber" name="136" href="#136">136</a>             triggerCurrentBatchFlush();
-<a class="jxr_linenumber" name="137" href="#137">137</a>         }
-<a class="jxr_linenumber" name="138" href="#138">138</a> 
-<a class="jxr_linenumber" name="139" href="#139">139</a>     }
-<a class="jxr_linenumber" name="140" href="#140">140</a> 
-<a class="jxr_linenumber" name="141" href="#141">141</a>     @Override
-<a class="jxr_linenumber" name="142" href="#142">142</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addTimestampToBatch(<strong class="jxr_keyword">long</strong> startTimestamp, Channel c, <a href="../../../../org/apache/omid/tso/MonitoringContext.html">MonitoringContext</a> context) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="143" href="#143">143</a> 
-<a class="jxr_linenumber" name="144" href="#144">144</a>         currentBatch.addTimestamp(startTimestamp, c, context);
-<a class="jxr_linenumber" name="145" href="#145">145</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isFull()) {
-<a class="jxr_linenumber" name="146" href="#146">146</a>             triggerCurrentBatchFlush();
-<a class="jxr_linenumber" name="147" href="#147">147</a>         }
-<a class="jxr_linenumber" name="148" href="#148">148</a> 
-<a class="jxr_linenumber" name="149" href="#149">149</a>     }
-<a class="jxr_linenumber" name="150" href="#150">150</a> 
-<a class="jxr_linenumber" name="151" href="#151">151</a>     @Override
-<a class="jxr_linenumber" name="152" href="#152">152</a>     <strong class="jxr_keyword">public</strong> Future&lt;Void&gt; persistLowWatermark(<strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> lowWatermark) {
-<a class="jxr_linenumber" name="153" href="#153">153</a> 
-<a class="jxr_linenumber" name="154" href="#154">154</a>         <strong class="jxr_keyword">return</strong> lowWatermarkWriterExecutor.submit(<strong class="jxr_keyword">new</strong> Callable&lt;Void&gt;() {
-<a class="jxr_linenumber" name="155" href="#155">155</a>             @Override
-<a class="jxr_linenumber" name="156" href="#156">156</a>             <strong class="jxr_keyword">public</strong> Void call() <strong class="jxr_keyword">throws</strong> IOException {
-<a class="jxr_linenumber" name="157" href="#157">157</a>                 <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="158" href="#158">158</a>                     lwmWriteTimer.start();
-<a class="jxr_linenumber" name="159" href="#159">159</a>                     lowWatermarkWriter.updateLowWatermark(lowWatermark);
-<a class="jxr_linenumber" name="160" href="#160">160</a>                     lowWatermarkWriter.flush();
-<a class="jxr_linenumber" name="161" href="#161">161</a>                 } <strong class="jxr_keyword">finally</strong> {
-<a class="jxr_linenumber" name="162" href="#162">162</a>                     lwmWriteTimer.stop();
-<a class="jxr_linenumber" name="163" href="#163">163</a>                 }
-<a class="jxr_linenumber" name="164" href="#164">164</a>                 <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="165" href="#165">165</a>             }
-<a class="jxr_linenumber" name="166" href="#166">166</a>         });
-<a class="jxr_linenumber" name="167" href="#167">167</a> 
-<a class="jxr_linenumber" name="168" href="#168">168</a>     }
-<a class="jxr_linenumber" name="169" href="#169">169</a> 
-<a class="jxr_linenumber" name="170" href="#170">170</a>     <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> {
+<a class="jxr_linenumber" name="108" href="#108">108</a>         <em class="jxr_comment">// Metrics config</em>
+<a class="jxr_linenumber" name="109" href="#109">109</a>         <strong class="jxr_keyword">this</strong>.lwmWriteTimer = metrics.timer(name(<span class="jxr_string">"tso"</span>, <span class="jxr_string">"lwmWriter"</span>, <span class="jxr_string">"latency"</span>));
+<a class="jxr_linenumber" name="110" href="#110">110</a> 
+<a class="jxr_linenumber" name="111" href="#111">111</a>         LOG.info(<span class="jxr_string">"PersistentProcessor initialized"</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>     @Override
+<a class="jxr_linenumber" name="116" href="#116">116</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> triggerCurrentBatchFlush() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="117" href="#117">117</a> 
+<a class="jxr_linenumber" name="118" href="#118">118</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isEmpty()) {
+<a class="jxr_linenumber" name="119" href="#119">119</a>             <strong class="jxr_keyword">return</strong>;
+<a class="jxr_linenumber" name="120" href="#120">120</a>         }
+<a class="jxr_linenumber" name="121" href="#121">121</a>         <strong class="jxr_keyword">long</strong> seq = persistRing.next();
+<a class="jxr_linenumber" name="122" href="#122">122</a>         <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> e = persistRing.get(seq);
+<a class="jxr_linenumber" name="123" href="#123">123</a>         makePersistBatch(e, batchSequence++, currentBatch);
+<a class="jxr_linenumber" name="124" href="#124">124</a>         persistRing.publish(seq);
+<a class="jxr_linenumber" name="125" href="#125">125</a>         currentBatch = batchPool.borrowObject();
+<a class="jxr_linenumber" name="126" href="#126">126</a> 
+<a class="jxr_linenumber" name="127" href="#127">127</a>     }
+<a class="jxr_linenumber" name="128" href="#128">128</a> 
+<a class="jxr_linenumber" name="129" href="#129">129</a>     @Override
+<a class="jxr_linenumber" name="130" href="#130">130</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addCommitToBatch(<strong class="jxr_keyword">long</strong> startTimestamp, <strong class="jxr_keyword">long</strong> commitTimestamp, Channel c, <a href="../../../../org/apache/omid/tso/MonitoringContext.html">MonitoringContext</a> monCtx)
+<a class="jxr_linenumber" name="131" href="#131">131</a>             <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="132" href="#132">132</a> 
+<a class="jxr_linenumber" name="133" href="#133">133</a>         currentBatch.addCommit(startTimestamp, commitTimestamp, c, monCtx);
+<a class="jxr_linenumber" name="134" href="#134">134</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isFull()) {
+<a class="jxr_linenumber" name="135" href="#135">135</a>             triggerCurrentBatchFlush();
+<a class="jxr_linenumber" name="136" href="#136">136</a>         }
+<a class="jxr_linenumber" name="137" href="#137">137</a> 
+<a class="jxr_linenumber" name="138" href="#138">138</a>     }
+<a class="jxr_linenumber" name="139" href="#139">139</a> 
+<a class="jxr_linenumber" name="140" href="#140">140</a>     @Override
+<a class="jxr_linenumber" name="141" href="#141">141</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addCommitRetryToBatch(<strong class="jxr_keyword">long</strong> startTimestamp, Channel c, <a href="../../../../org/apache/omid/tso/MonitoringContext.html">MonitoringContext</a> monCtx) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="142" href="#142">142</a>         currentBatch.addCommitRetry(startTimestamp, c, monCtx);
+<a class="jxr_linenumber" name="143" href="#143">143</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isFull()) {
+<a class="jxr_linenumber" name="144" href="#144">144</a>             triggerCurrentBatchFlush();
+<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> 
+<a class="jxr_linenumber" name="148" href="#148">148</a>     @Override
+<a class="jxr_linenumber" name="149" href="#149">149</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addAbortToBatch(<strong class="jxr_keyword">long</strong> startTimestamp, Channel c, <a href="../../../../org/apache/omid/tso/MonitoringContext.html">MonitoringContext</a> context)
+<a class="jxr_linenumber" name="150" href="#150">150</a>             <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="151" href="#151">151</a> 
+<a class="jxr_linenumber" name="152" href="#152">152</a>         currentBatch.addAbort(startTimestamp, c, context);
+<a class="jxr_linenumber" name="153" href="#153">153</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isFull()) {
+<a class="jxr_linenumber" name="154" href="#154">154</a>             triggerCurrentBatchFlush();
+<a class="jxr_linenumber" name="155" href="#155">155</a>         }
+<a class="jxr_linenumber" name="156" href="#156">156</a> 
+<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>     @Override
+<a class="jxr_linenumber" name="160" href="#160">160</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> addTimestampToBatch(<strong class="jxr_keyword">long</strong> startTimestamp, Channel c, <a href="../../../../org/apache/omid/tso/MonitoringContext.html">MonitoringContext</a> context) <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="161" href="#161">161</a> 
+<a class="jxr_linenumber" name="162" href="#162">162</a>         currentBatch.addTimestamp(startTimestamp, c, context);
+<a class="jxr_linenumber" name="163" href="#163">163</a>         <strong class="jxr_keyword">if</strong> (currentBatch.isFull()) {
+<a class="jxr_linenumber" name="164" href="#164">164</a>             triggerCurrentBatchFlush();
+<a class="jxr_linenumber" name="165" href="#165">165</a>         }
+<a class="jxr_linenumber" name="166" href="#166">166</a> 
+<a class="jxr_linenumber" name="167" href="#167">167</a>     }
+<a class="jxr_linenumber" name="168" href="#168">168</a> 
+<a class="jxr_linenumber" name="169" href="#169">169</a>     @Override
+<a class="jxr_linenumber" name="170" href="#170">170</a>     <strong class="jxr_keyword">public</strong> Future&lt;Void&gt; persistLowWatermark(<strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">long</strong> lowWatermark) {
 <a class="jxr_linenumber" name="171" href="#171">171</a> 
-<a class="jxr_linenumber" name="172" href="#172">172</a>         <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> batchSequence;
-<a class="jxr_linenumber" name="173" href="#173">173</a>         <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> batch;
-<a class="jxr_linenumber" name="174" href="#174">174</a> 
-<a class="jxr_linenumber" name="175" href="#175">175</a>         <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> makePersistBatch(<a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> e, <strong class="jxr_keyword">long</strong> batchSequence, <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> batch) {
-<a class="jxr_linenumber" name="176" href="#176">176</a>             e.batch = batch;
-<a class="jxr_linenumber" name="177" href="#177">177</a>             e.batchSequence = batchSequence;
-<a class="jxr_linenumber" name="178" href="#178">178</a>         }
-<a class="jxr_linenumber" name="179" href="#179">179</a> 
-<a class="jxr_linenumber" name="180" href="#180">180</a>         <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> getBatch() {
-<a class="jxr_linenumber" name="181" href="#181">181</a>             <strong class="jxr_keyword">return</strong> batch;
-<a class="jxr_linenumber" name="182" href="#182">182</a>         }
-<a class="jxr_linenumber" name="183" href="#183">183</a> 
-<a class="jxr_linenumber" name="184" href="#184">184</a>         <strong class="jxr_keyword">long</strong> getBatchSequence() {
-<a class="jxr_linenumber" name="185" href="#185">185</a>             <strong class="jxr_keyword">return</strong> batchSequence;
-<a class="jxr_linenumber" name="186" href="#186">186</a>         }
+<a class="jxr_linenumber" name="172" href="#172">172</a>         <strong class="jxr_keyword">return</strong> lowWatermarkWriterExecutor.submit(<strong class="jxr_keyword">new</strong> Callable&lt;Void&gt;() {
+<a class="jxr_linenumber" name="173" href="#173">173</a>             @Override
+<a class="jxr_linenumber" name="174" href="#174">174</a>             <strong class="jxr_keyword">public</strong> Void call() <strong class="jxr_keyword">throws</strong> IOException {
+<a class="jxr_linenumber" name="175" href="#175">175</a>                 <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="176" href="#176">176</a>                     lwmWriteTimer.start();
+<a class="jxr_linenumber" name="177" href="#177">177</a>                     lowWatermarkWriter.updateLowWatermark(lowWatermark);
+<a class="jxr_linenumber" name="178" href="#178">178</a>                     lowWatermarkWriter.flush();
+<a class="jxr_linenumber" name="179" href="#179">179</a>                 } <strong class="jxr_keyword">finally</strong> {
+<a class="jxr_linenumber" name="180" href="#180">180</a>                     lwmWriteTimer.stop();
+<a class="jxr_linenumber" name="181" href="#181">181</a>                 }
+<a class="jxr_linenumber" name="182" href="#182">182</a>                 <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="183" href="#183">183</a>             }
+<a class="jxr_linenumber" name="184" href="#184">184</a>         });
+<a class="jxr_linenumber" name="185" href="#185">185</a> 
+<a class="jxr_linenumber" name="186" href="#186">186</a>     }
 <a class="jxr_linenumber" name="187" href="#187">187</a> 
-<a class="jxr_linenumber" name="188" href="#188">188</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> EventFactory&lt;PersistBatchEvent&gt; EVENT_FACTORY = <strong class="jxr_keyword">new</strong> EventFactory&lt;PersistBatchEvent&gt;() {
-<a class="jxr_linenumber" name="189" href="#189">189</a>             <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> newInstance() {
-<a class="jxr_linenumber" name="190" href="#190">190</a>                 <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a>();
-<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> 
-<a class="jxr_linenumber" name="194" href="#194">194</a>         @Override
-<a class="jxr_linenumber" name="195" href="#195">195</a>         <strong class="jxr_keyword">public</strong> String toString() {
-<a class="jxr_linenumber" name="196" href="#196">196</a>             <strong class="jxr_keyword">return</strong> Objects.toStringHelper(<strong class="jxr_keyword">this</strong>)
-<a class="jxr_linenumber" name="197" href="#197">197</a>                     .add(<span class="jxr_string">"batchSequence"</span>, batchSequence)
-<a class="jxr_linenumber" name="198" href="#198">198</a>                     .add(<span class="jxr_string">"batch"</span>, batch)
-<a class="jxr_linenumber" name="199" href="#199">199</a>                     .toString();
-<a class="jxr_linenumber" name="200" href="#200">200</a>         }
-<a class="jxr_linenumber" name="201" href="#201">201</a> 
-<a class="jxr_linenumber" name="202" href="#202">202</a>     }
-<a class="jxr_linenumber" name="203" href="#203">203</a> 
-<a class="jxr_linenumber" name="204" href="#204">204</a> }
+<a class="jxr_linenumber" name="188" href="#188">188</a>     @Override
+<a class="jxr_linenumber" name="189" href="#189">189</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> close() <strong class="jxr_keyword">throws</strong> IOException {
+<a class="jxr_linenumber" name="190" href="#190">190</a> 
+<a class="jxr_linenumber" name="191" href="#191">191</a>         LOG.info(<span class="jxr_string">"Terminating Persistence Processor..."</span>);
+<a class="jxr_linenumber" name="192" href="#192">192</a>         disruptor.halt();
+<a class="jxr_linenumber" name="193" href="#193">193</a>         disruptor.shutdown();
+<a class="jxr_linenumber" name="194" href="#194">194</a>         LOG.info(<span class="jxr_string">"\tPersistence Processor Disruptor shutdown"</span>);
+<a class="jxr_linenumber" name="195" href="#195">195</a>         disruptorExec.shutdownNow();
+<a class="jxr_linenumber" name="196" href="#196">196</a>         <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="197" href="#197">197</a>             disruptorExec.awaitTermination(3, SECONDS);
+<a class="jxr_linenumber" name="198" href="#198">198</a>             LOG.info(<span class="jxr_string">"\tPersistence Processor Disruptor executor shutdown"</span>);
+<a class="jxr_linenumber" name="199" href="#199">199</a>         } <strong class="jxr_keyword">catch</strong> (InterruptedException e) {
+<a class="jxr_linenumber" name="200" href="#200">200</a>             LOG.error(<span class="jxr_string">"Interrupted whilst finishing Persistence Processor Disruptor executor"</span>);
+<a class="jxr_linenumber" name="201" href="#201">201</a>             Thread.currentThread().interrupt();
+<a class="jxr_linenumber" name="202" href="#202">202</a>         }
+<a class="jxr_linenumber" name="203" href="#203">203</a>         LOG.info(<span class="jxr_string">"Persistence Processor terminated"</span>);
+<a class="jxr_linenumber" name="204" href="#204">204</a> 
+<a class="jxr_linenumber" name="205" href="#205">205</a>     }
+<a class="jxr_linenumber" name="206" href="#206">206</a> 
+<a class="jxr_linenumber" name="207" href="#207">207</a>     <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> {
+<a class="jxr_linenumber" name="208" href="#208">208</a> 
+<a class="jxr_linenumber" name="209" href="#209">209</a>         <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> batchSequence;
+<a class="jxr_linenumber" name="210" href="#210">210</a>         <strong class="jxr_keyword">private</strong> <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> batch;
+<a class="jxr_linenumber" name="211" href="#211">211</a> 
+<a class="jxr_linenumber" name="212" href="#212">212</a>         <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> makePersistBatch(<a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> e, <strong class="jxr_keyword">long</strong> batchSequence, <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> batch) {
+<a class="jxr_linenumber" name="213" href="#213">213</a>             e.batch = batch;
+<a class="jxr_linenumber" name="214" href="#214">214</a>             e.batchSequence = batchSequence;
+<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>         <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> getBatch() {
+<a class="jxr_linenumber" name="218" href="#218">218</a>             <strong class="jxr_keyword">return</strong> batch;
+<a class="jxr_linenumber" name="219" href="#219">219</a>         }
+<a class="jxr_linenumber" name="220" href="#220">220</a> 
+<a class="jxr_linenumber" name="221" href="#221">221</a>         <strong class="jxr_keyword">long</strong> getBatchSequence() {
+<a class="jxr_linenumber" name="222" href="#222">222</a>             <strong class="jxr_keyword">return</strong> batchSequence;
+<a class="jxr_linenumber" name="223" href="#223">223</a>         }
+<a class="jxr_linenumber" name="224" href="#224">224</a> 
+<a class="jxr_linenumber" name="225" href="#225">225</a>         <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> EventFactory&lt;PersistBatchEvent&gt; EVENT_FACTORY = <strong class="jxr_keyword">new</strong> EventFactory&lt;PersistBatchEvent&gt;() {
+<a class="jxr_linenumber" name="226" href="#226">226</a>             <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a> newInstance() {
+<a class="jxr_linenumber" name="227" href="#227">227</a>                 <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/omid/tso/PersistenceProcessorImpl.html">PersistBatchEvent</a>();
+<a class="jxr_linenumber" name="228" href="#228">228</a>             }
+<a class="jxr_linenumber" name="229" href="#229">229</a>         };
+<a class="jxr_linenumber" name="230" href="#230">230</a> 
+<a class="jxr_linenumber" name="231" href="#231">231</a>         @Override
+<a class="jxr_linenumber" name="232" href="#232">232</a>         <strong class="jxr_keyword">public</strong> String toString() {
+<a class="jxr_linenumber" name="233" href="#233">233</a>             <strong class="jxr_keyword">return</strong> Objects.toStringHelper(<strong class="jxr_keyword">this</strong>)
+<a class="jxr_linenumber" name="234" href="#234">234</a>                     .add(<span class="jxr_string">"batchSequence"</span>, batchSequence)
+<a class="jxr_linenumber" name="235" href="#235">235</a>                     .add(<span class="jxr_string">"batch"</span>, batch)
+<a class="jxr_linenumber" name="236" href="#236">236</a>                     .toString();
+<a class="jxr_linenumber" name="237" href="#237">237</a>         }
+<a class="jxr_linenumber" name="238" href="#238">238</a> 
+<a class="jxr_linenumber" name="239" href="#239">239</a>     }
+<a class="jxr_linenumber" name="240" href="#240">240</a> 
+<a class="jxr_linenumber" name="241" href="#241">241</a> }
 </pre>
 <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
 </html>

http://git-wip-us.apache.org/repos/asf/incubator-omid-site/blob/dc01c0be/xref/org/apache/omid/tso/ReplyProcessor.html
----------------------------------------------------------------------
diff --git a/xref/org/apache/omid/tso/ReplyProcessor.html b/xref/org/apache/omid/tso/ReplyProcessor.html
index 5851ef0..937cb49 100644
--- a/xref/org/apache/omid/tso/ReplyProcessor.html
+++ b/xref/org/apache/omid/tso/ReplyProcessor.html
@@ -29,54 +29,56 @@
 <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> org.jboss.netty.channel.Channel;
 <a class="jxr_linenumber" name="21" href="#21">21</a>  
-<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">interface</strong> <a href="../../../../org/apache/omid/tso/ReplyProcessor.html">ReplyProcessor</a> {
+<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.io.Closeable;
 <a class="jxr_linenumber" name="23" href="#23">23</a>  
-<a class="jxr_linenumber" name="24" href="#24">24</a>      <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="25" href="#25">25</a>  <em class="jxr_javadoccomment">     * The each reply to a transactional operation for a client is contained in a batch. The batch must be ordered</em>
-<a class="jxr_linenumber" name="26" href="#26">26</a>  <em class="jxr_javadoccomment">     * before sending the replies in order to not to break snapshot isolation properties.</em>
-<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment">     *</em>
-<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment">     * @param batchSequence</em>
-<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment">     *            a batch sequence number, used to enforce order between replies</em>
-<a class="jxr_linenumber" name="30" href="#30">30</a>  <em class="jxr_javadoccomment">     * @param batch</em>
-<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_javadoccomment">     *            a batch containing the transaction operations</em>
-<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment">     */</em>
-<a class="jxr_linenumber" name="33" href="#33">33</a>      <strong class="jxr_keyword">void</strong> manageResponsesBatch(<strong class="jxr_keyword">long</strong> batchSequence, <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> batch);
-<a class="jxr_linenumber" name="34" href="#34">34</a>  
-<a class="jxr_linenumber" name="35" href="#35">35</a>      <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment">     * Allows to send a commit response back to the client.</em>
-<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment">     *</em>
-<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment">     * @param startTimestamp</em>
-<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment">     *            the start timestamp representing the tx identifier that is going to receive the commit response</em>
-<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment">     * @param commitTimestamp</em>
-<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment">     *            the commit timestamp</em>
-<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment">     * @param channel</em>
-<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment">     *            the channel used to send the response back to the client</em>
-<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment">     */</em>
-<a class="jxr_linenumber" name="45" href="#45">45</a>      <strong class="jxr_keyword">void</strong> sendCommitResponse(<strong class="jxr_keyword">long</strong> startTimestamp, <strong class="jxr_keyword">long</strong> commitTimestamp, Channel channel);
-<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">     * Allows to send an abort response back to the client.</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">     * @param startTimestamp</em>
-<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment">     *            the start timestamp representing the tx identifier that is going to receive the abort response</em>
-<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment">     * @param channel</em>
-<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment">     *            the channel used to send the response back to the client</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">void</strong> sendAbortResponse(<strong class="jxr_keyword">long</strong> startTimestamp, Channel channel);
-<a class="jxr_linenumber" name="56" href="#56">56</a>  
-<a class="jxr_linenumber" name="57" href="#57">57</a>      <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment">     * Allow to send a timestamp response back to the client.</em>
-<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment">     *</em>
-<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment">     * @param startTimestamp</em>
-<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment">     *            the start timestamp to return that will represent the tx identifier for the created transaction</em>
-<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment">     * @param channel</em>
-<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment">     *            the channel used to send the response back to the client</em>
-<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment">     */</em>
-<a class="jxr_linenumber" name="65" href="#65">65</a>  
-<a class="jxr_linenumber" name="66" href="#66">66</a>      <strong class="jxr_keyword">void</strong> sendTimestampResponse(<strong class="jxr_keyword">long</strong> startTimestamp, Channel channel);
+<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">interface</strong> <a href="../../../../org/apache/omid/tso/ReplyProcessor.html">ReplyProcessor</a> <strong class="jxr_keyword">extends</strong> Closeable {
+<a class="jxr_linenumber" name="25" href="#25">25</a>  
+<a class="jxr_linenumber" name="26" href="#26">26</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment">     * The each reply to a transactional operation for a client is contained in a batch. The batch must be ordered</em>
+<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment">     * before sending the replies in order to not to break snapshot isolation properties.</em>
+<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="30" href="#30">30</a>  <em class="jxr_javadoccomment">     * @param batchSequence</em>
+<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_javadoccomment">     *            a batch sequence number, used to enforce order between replies</em>
+<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment">     * @param batch</em>
+<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment">     *            a batch containing the transaction operations</em>
+<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="35" href="#35">35</a>      <strong class="jxr_keyword">void</strong> manageResponsesBatch(<strong class="jxr_keyword">long</strong> batchSequence, <a href="../../../../org/apache/omid/tso/Batch.html">Batch</a> batch);
+<a class="jxr_linenumber" name="36" href="#36">36</a>  
+<a class="jxr_linenumber" name="37" href="#37">37</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment">     * Allows to send a commit response back to the client.</em>
+<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment">     * @param startTimestamp</em>
+<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment">     *            the start timestamp representing the tx identifier that is going to receive the commit response</em>
+<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment">     * @param commitTimestamp</em>
+<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment">     *            the commit timestamp</em>
+<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment">     * @param channel</em>
+<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment">     *            the channel used to send the response back to the client</em>
+<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>      <strong class="jxr_keyword">void</strong> sendCommitResponse(<strong class="jxr_keyword">long</strong> startTimestamp, <strong class="jxr_keyword">long</strong> commitTimestamp, Channel channel);
+<a class="jxr_linenumber" name="48" href="#48">48</a>  
+<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">     * Allows to send an abort response back to the client.</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">     * @param startTimestamp</em>
+<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment">     *            the start timestamp representing the tx identifier that is going to receive the abort response</em>
+<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment">     * @param channel</em>
+<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment">     *            the channel used to send the response back to the client</em>
+<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment">     */</em>
+<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">void</strong> sendAbortResponse(<strong class="jxr_keyword">long</strong> startTimestamp, Channel channel);
+<a class="jxr_linenumber" name="58" href="#58">58</a>  
+<a class="jxr_linenumber" name="59" href="#59">59</a>      <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment">     * Allow to send a timestamp response back to the client.</em>
+<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment">     *</em>
+<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment">     * @param startTimestamp</em>
+<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment">     *            the start timestamp to return that will represent the tx identifier for the created transaction</em>
+<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment">     * @param channel</em>
+<a class="jxr_linenumber" name="65" href="#65">65</a>  <em class="jxr_javadoccomment">     *            the channel used to send the response back to the client</em>
+<a class="jxr_linenumber" name="66" href="#66">66</a>  <em class="jxr_javadoccomment">     */</em>
 <a class="jxr_linenumber" name="67" href="#67">67</a>  
-<a class="jxr_linenumber" name="68" href="#68">68</a>  }
+<a class="jxr_linenumber" name="68" href="#68">68</a>      <strong class="jxr_keyword">void</strong> sendTimestampResponse(<strong class="jxr_keyword">long</strong> startTimestamp, Channel channel);
 <a class="jxr_linenumber" name="69" href="#69">69</a>  
+<a class="jxr_linenumber" name="70" href="#70">70</a>  }
+<a class="jxr_linenumber" name="71" href="#71">71</a>  
 </pre>
 <hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
 </html>