helix-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From ol...@apache.org
Subject svn commit: r1482654 [20/21] - in /incubator/helix/site-content: ./ apidocs/reference/org/apache/helix/ apidocs/reference/org/apache/helix/messaging/handling/ apidocs/reference/org/apache/helix/model/ apidocs/reference/org/apache/helix/participant/stat...
Date Wed, 15 May 2013 01:26:36 GMT
Modified: incubator/helix/site-content/xref-test/org/apache/helix/integration/TestMessageThrottle2.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref-test/org/apache/helix/integration/TestMessageThrottle2.html?rev=1482654&r1=1482653&r2=1482654&view=diff
==============================================================================
--- incubator/helix/site-content/xref-test/org/apache/helix/integration/TestMessageThrottle2.html (original)
+++ incubator/helix/site-content/xref-test/org/apache/helix/integration/TestMessageThrottle2.html Wed May 15 01:26:31 2013
@@ -10,439 +10,458 @@
 
 <a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.apache.helix.integration;
 <a class="jxr_linenumber" name="2" href="#2">2</a>   
-<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">import</strong> java.lang.reflect.Field;
-<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">import</strong> java.util.ArrayList;
-<a class="jxr_linenumber" name="5" href="#5">5</a>   <strong class="jxr_keyword">import</strong> java.util.Arrays;
-<a class="jxr_linenumber" name="6" href="#6">6</a>   <strong class="jxr_keyword">import</strong> java.util.Date;
-<a class="jxr_linenumber" name="7" href="#7">7</a>   <strong class="jxr_keyword">import</strong> java.util.HashMap;
-<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> java.util.List;
-<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> java.util.Map;
-<a class="jxr_linenumber" name="10" href="#10">10</a>  
-<a class="jxr_linenumber" name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.ControllerChangeListener;
-<a class="jxr_linenumber" name="12" href="#12">12</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.ExternalViewChangeListener;
-<a class="jxr_linenumber" name="13" href="#13">13</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixAdmin;
-<a class="jxr_linenumber" name="14" href="#14">14</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixDataAccessor;
-<a class="jxr_linenumber" name="15" href="#15">15</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixManager;
-<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixManagerFactory;
-<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.IdealStateChangeListener;
-<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.InstanceConfigChangeListener;
-<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.InstanceType;
-<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.LiveInstanceChangeListener;
-<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.NotificationContext;
-<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.PropertyKey.Builder;
-<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.TestHelper;
-<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.ZNRecord;
-<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.controller.HelixControllerMain;
-<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZKHelixAdmin;
-<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZKHelixDataAccessor;
-<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZKHelixManager;
-<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZkBaseDataAccessor;
-<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.ClusterConstraints;
-<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.ExternalView;
-<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.IdealState;
-<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.InstanceConfig;
-<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.LiveInstance;
-<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.Message;
-<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.StateModelDefinition;
-<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.builder.ConstraintItemBuilder;
-<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.StateMachineEngine;
-<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.StateModel;
-<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.StateModelFactory;
-<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.StateModelInfo;
-<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.Transition;
-<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.tools.ClusterStateVerifier;
-<a class="jxr_linenumber" name="44" href="#44">44</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.tools.ClusterStateVerifier.BestPossAndExtViewZkVerifier;
-<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
-<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> org.testng.Assert;
-<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> org.testng.annotations.Test;
-<a class="jxr_linenumber" name="48" href="#48">48</a>  
-<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_comment">// test case from Ming Fang</em>
-<a class="jxr_linenumber" name="50" href="#50">50</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">TestMessageThrottle2</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../org/apache/helix/integration/ZkIntegrationTestBase.html">ZkIntegrationTestBase</a> {
-<a class="jxr_linenumber" name="51" href="#51">51</a>    <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> String clusterName = <span class="jxr_string">"TestMessageThrottle2"</span>;
-<a class="jxr_linenumber" name="52" href="#52">52</a>    <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> String resourceName = <span class="jxr_string">"MyResource"</span>;
-<a class="jxr_linenumber" name="53" href="#53">53</a>    
-<a class="jxr_linenumber" name="54" href="#54">54</a>    @Test
-<a class="jxr_linenumber" name="55" href="#55">55</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> test() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="56" href="#56">56</a>      System.out.println(<span class="jxr_string">"START "</span> + clusterName + <span class="jxr_string">" at "</span>
-<a class="jxr_linenumber" name="57" href="#57">57</a>          + <strong class="jxr_keyword">new</strong> Date(System.currentTimeMillis()));
-<a class="jxr_linenumber" name="58" href="#58">58</a>  
-<a class="jxr_linenumber" name="59" href="#59">59</a>      startAdmin();
-<a class="jxr_linenumber" name="60" href="#60">60</a>      startController();
-<a class="jxr_linenumber" name="61" href="#61">61</a>  
-<a class="jxr_linenumber" name="62" href="#62">62</a>      <em class="jxr_comment">// start node2 first</em>
-<a class="jxr_linenumber" name="63" href="#63">63</a>      Node.main(<strong class="jxr_keyword">new</strong> String[]{<span class="jxr_string">"2"</span>});
-<a class="jxr_linenumber" name="64" href="#64">64</a>      
-<a class="jxr_linenumber" name="65" href="#65">65</a>      <em class="jxr_comment">// wait for node2 becoming MASTER</em>
-<a class="jxr_linenumber" name="66" href="#66">66</a>      <strong class="jxr_keyword">final</strong> Builder keyBuilder = <strong class="jxr_keyword">new</strong> Builder(clusterName);
-<a class="jxr_linenumber" name="67" href="#67">67</a>      <strong class="jxr_keyword">final</strong> HelixDataAccessor accessor = <strong class="jxr_keyword">new</strong> ZKHelixDataAccessor(clusterName, <strong class="jxr_keyword">new</strong> ZkBaseDataAccessor&lt;ZNRecord&gt;(_gZkClient));
-<a class="jxr_linenumber" name="68" href="#68">68</a>      TestHelper.verify(<strong class="jxr_keyword">new</strong> TestHelper.Verifier() {
-<a class="jxr_linenumber" name="69" href="#69">69</a>        
-<a class="jxr_linenumber" name="70" href="#70">70</a>        @Override
-<a class="jxr_linenumber" name="71" href="#71">71</a>        <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> verify() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="72" href="#72">72</a>          ExternalView view = accessor.getProperty(keyBuilder.externalView(resourceName));
-<a class="jxr_linenumber" name="73" href="#73">73</a>          String state = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="74" href="#74">74</a>          
-<a class="jxr_linenumber" name="75" href="#75">75</a>          <strong class="jxr_keyword">if</strong> (view != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="76" href="#76">76</a>            Map&lt;String, String&gt; map = view.getStateMap(resourceName);
-<a class="jxr_linenumber" name="77" href="#77">77</a>            <strong class="jxr_keyword">if</strong> (map != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="78" href="#78">78</a>               state = map.get(<span class="jxr_string">"node2"</span>);
-<a class="jxr_linenumber" name="79" href="#79">79</a>            }
-<a class="jxr_linenumber" name="80" href="#80">80</a>          }
-<a class="jxr_linenumber" name="81" href="#81">81</a>          <strong class="jxr_keyword">return</strong> state != <strong class="jxr_keyword">null</strong> &amp;&amp; state.equals(<span class="jxr_string">"MASTER"</span>);
-<a class="jxr_linenumber" name="82" href="#82">82</a>        }
-<a class="jxr_linenumber" name="83" href="#83">83</a>      }, 10 * 1000);
-<a class="jxr_linenumber" name="84" href="#84">84</a>      
-<a class="jxr_linenumber" name="85" href="#85">85</a>      <em class="jxr_comment">// start node 1</em>
-<a class="jxr_linenumber" name="86" href="#86">86</a>      Node.main(<strong class="jxr_keyword">new</strong> String[]{<span class="jxr_string">"1"</span>});
-<a class="jxr_linenumber" name="87" href="#87">87</a>      
-<a class="jxr_linenumber" name="88" href="#88">88</a>      <strong class="jxr_keyword">boolean</strong> result =
-<a class="jxr_linenumber" name="89" href="#89">89</a>          ClusterStateVerifier.verifyByZkCallback(<strong class="jxr_keyword">new</strong> BestPossAndExtViewZkVerifier(ZK_ADDR,
-<a class="jxr_linenumber" name="90" href="#90">90</a>                                                                                   clusterName));
-<a class="jxr_linenumber" name="91" href="#91">91</a>      Assert.assertTrue(result);
-<a class="jxr_linenumber" name="92" href="#92">92</a>  
-<a class="jxr_linenumber" name="93" href="#93">93</a>      System.out.println(<span class="jxr_string">"END "</span> + clusterName + <span class="jxr_string">" at "</span>
-<a class="jxr_linenumber" name="94" href="#94">94</a>          + <strong class="jxr_keyword">new</strong> Date(System.currentTimeMillis()));
-<a class="jxr_linenumber" name="95" href="#95">95</a>    }
-<a class="jxr_linenumber" name="96" href="#96">96</a>  
-<a class="jxr_linenumber" name="97" href="#97">97</a>    <strong class="jxr_keyword">void</strong> startController() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="98" href="#98">98</a>      <em class="jxr_comment">// start helixController</em>
-<a class="jxr_linenumber" name="99" href="#99">99</a>      System.out.println(String.format(<span class="jxr_string">"Starting Controller{Cluster:%s, Port:%s, Zookeeper:%s}"</span>,
-<a class="jxr_linenumber" name="100" href="#100">100</a>         clusterName, 12000, ZK_ADDR));
-<a class="jxr_linenumber" name="101" href="#101">101</a>     HelixManager helixController = HelixControllerMain.startHelixController(ZK_ADDR, clusterName,
-<a class="jxr_linenumber" name="102" href="#102">102</a>         <span class="jxr_string">"localhost_"</span> + 12000, HelixControllerMain.STANDALONE);
-<a class="jxr_linenumber" name="103" href="#103">103</a> 
-<a class="jxr_linenumber" name="104" href="#104">104</a>     <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a> statusPrinter = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a>();
-<a class="jxr_linenumber" name="105" href="#105">105</a>     statusPrinter.registerWith(helixController);
-<a class="jxr_linenumber" name="106" href="#106">106</a>   }
-<a class="jxr_linenumber" name="107" href="#107">107</a> 
-<a class="jxr_linenumber" name="108" href="#108">108</a>   <strong class="jxr_keyword">void</strong> startAdmin() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="109" href="#109">109</a>     HelixAdmin admin = <strong class="jxr_keyword">new</strong> ZKHelixAdmin(ZK_ADDR);
-<a class="jxr_linenumber" name="110" href="#110">110</a> 
-<a class="jxr_linenumber" name="111" href="#111">111</a>     <em class="jxr_comment">// create cluster</em>
-<a class="jxr_linenumber" name="112" href="#112">112</a>     System.out.println(<span class="jxr_string">"Creating cluster: "</span> + clusterName);
-<a class="jxr_linenumber" name="113" href="#113">113</a>     admin.addCluster(clusterName, <strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="114" href="#114">114</a> 
-<a class="jxr_linenumber" name="115" href="#115">115</a>     <em class="jxr_comment">// add MasterSlave state mode definition</em>
-<a class="jxr_linenumber" name="116" href="#116">116</a>     admin.addStateModelDef(clusterName, <span class="jxr_string">"MasterSlave"</span>, <strong class="jxr_keyword">new</strong> StateModelDefinition(
-<a class="jxr_linenumber" name="117" href="#117">117</a>         generateConfigForMasterSlave()));
-<a class="jxr_linenumber" name="118" href="#118">118</a> 
-<a class="jxr_linenumber" name="119" href="#119">119</a>     
-<a class="jxr_linenumber" name="120" href="#120">120</a>     <em class="jxr_comment">// ideal-state znrecord</em>
-<a class="jxr_linenumber" name="121" href="#121">121</a>     ZNRecord record = <strong class="jxr_keyword">new</strong> ZNRecord(resourceName);
-<a class="jxr_linenumber" name="122" href="#122">122</a>     record.setSimpleField(<span class="jxr_string">"IDEAL_STATE_MODE"</span>, <span class="jxr_string">"AUTO"</span>);
-<a class="jxr_linenumber" name="123" href="#123">123</a>     record.setSimpleField(<span class="jxr_string">"NUM_PARTITIONS"</span>, <span class="jxr_string">"1"</span>);
-<a class="jxr_linenumber" name="124" href="#124">124</a>     record.setSimpleField(<span class="jxr_string">"REPLICAS"</span>, <span class="jxr_string">"2"</span>);
-<a class="jxr_linenumber" name="125" href="#125">125</a>     record.setSimpleField(<span class="jxr_string">"STATE_MODEL_DEF_REF"</span>, <span class="jxr_string">"MasterSlave"</span>);
-<a class="jxr_linenumber" name="126" href="#126">126</a>     record.setListField(resourceName, Arrays.asList(<span class="jxr_string">"node1"</span>, <span class="jxr_string">"node2"</span>));
-<a class="jxr_linenumber" name="127" href="#127">127</a>     
-<a class="jxr_linenumber" name="128" href="#128">128</a>     admin.setResourceIdealState(clusterName, resourceName, <strong class="jxr_keyword">new</strong> IdealState(record));
-<a class="jxr_linenumber" name="129" href="#129">129</a>     
-<a class="jxr_linenumber" name="130" href="#130">130</a>     ConstraintItemBuilder builder = <strong class="jxr_keyword">new</strong> ConstraintItemBuilder();
-<a class="jxr_linenumber" name="131" href="#131">131</a> 
-<a class="jxr_linenumber" name="132" href="#132">132</a>     <em class="jxr_comment">// limit one transition message at a time across the entire cluster</em>
-<a class="jxr_linenumber" name="133" href="#133">133</a>     builder.addConstraintAttribute(<span class="jxr_string">"MESSAGE_TYPE"</span>, <span class="jxr_string">"STATE_TRANSITION"</span>)
-<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_comment">//        .addConstraintAttribute("INSTANCE", ".*") // un-comment this line if using instance-level constraint</em>
-<a class="jxr_linenumber" name="135" href="#135">135</a>         .addConstraintAttribute(<span class="jxr_string">"CONSTRAINT_VALUE"</span>, <span class="jxr_string">"1"</span>);
-<a class="jxr_linenumber" name="136" href="#136">136</a>     admin.setConstraint(clusterName, ClusterConstraints.ConstraintType.MESSAGE_CONSTRAINT,
-<a class="jxr_linenumber" name="137" href="#137">137</a>         <span class="jxr_string">"constraint1"</span>, builder.build());
-<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>   ZNRecord generateConfigForMasterSlave() {
-<a class="jxr_linenumber" name="141" href="#141">141</a>     ZNRecord record = <strong class="jxr_keyword">new</strong> ZNRecord(<span class="jxr_string">"MasterSlave"</span>);
-<a class="jxr_linenumber" name="142" href="#142">142</a>     record.setSimpleField(
-<a class="jxr_linenumber" name="143" href="#143">143</a>         StateModelDefinition.StateModelDefinitionProperty.INITIAL_STATE.toString(), <span class="jxr_string">"OFFLINE"</span>);
-<a class="jxr_linenumber" name="144" href="#144">144</a>     List&lt;String&gt; statePriorityList = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
-<a class="jxr_linenumber" name="145" href="#145">145</a>     statePriorityList.add(<span class="jxr_string">"MASTER"</span>);
-<a class="jxr_linenumber" name="146" href="#146">146</a>     statePriorityList.add(<span class="jxr_string">"SLAVE"</span>);
-<a class="jxr_linenumber" name="147" href="#147">147</a>     statePriorityList.add(<span class="jxr_string">"OFFLINE"</span>);
-<a class="jxr_linenumber" name="148" href="#148">148</a>     statePriorityList.add(<span class="jxr_string">"DROPPED"</span>);
-<a class="jxr_linenumber" name="149" href="#149">149</a>     statePriorityList.add(<span class="jxr_string">"ERROR"</span>);
-<a class="jxr_linenumber" name="150" href="#150">150</a>     record.setListField(
-<a class="jxr_linenumber" name="151" href="#151">151</a>         StateModelDefinition.StateModelDefinitionProperty.STATE_PRIORITY_LIST.toString(),
-<a class="jxr_linenumber" name="152" href="#152">152</a>         statePriorityList);
-<a class="jxr_linenumber" name="153" href="#153">153</a>     <strong class="jxr_keyword">for</strong> (String state : statePriorityList) {
-<a class="jxr_linenumber" name="154" href="#154">154</a>       String key = state + <span class="jxr_string">".meta"</span>;
-<a class="jxr_linenumber" name="155" href="#155">155</a>       Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
-<a class="jxr_linenumber" name="156" href="#156">156</a>       <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"MASTER"</span>)) {
-<a class="jxr_linenumber" name="157" href="#157">157</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"1"</span>);
-<a class="jxr_linenumber" name="158" href="#158">158</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="159" href="#159">159</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"SLAVE"</span>)) {
-<a class="jxr_linenumber" name="160" href="#160">160</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"R"</span>);
-<a class="jxr_linenumber" name="161" href="#161">161</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="162" href="#162">162</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"OFFLINE"</span>)) {
-<a class="jxr_linenumber" name="163" href="#163">163</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"-1"</span>);
-<a class="jxr_linenumber" name="164" href="#164">164</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="165" href="#165">165</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"DROPPED"</span>)) {
-<a class="jxr_linenumber" name="166" href="#166">166</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"-1"</span>);
-<a class="jxr_linenumber" name="167" href="#167">167</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="168" href="#168">168</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"ERROR"</span>)) {
-<a class="jxr_linenumber" name="169" href="#169">169</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"-1"</span>);
-<a class="jxr_linenumber" name="170" href="#170">170</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="171" href="#171">171</a>       }
-<a class="jxr_linenumber" name="172" href="#172">172</a>     }
-<a class="jxr_linenumber" name="173" href="#173">173</a>     <strong class="jxr_keyword">for</strong> (String state : statePriorityList) {
-<a class="jxr_linenumber" name="174" href="#174">174</a>       String key = state + <span class="jxr_string">".next"</span>;
+<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
+<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * or more contributor license agreements.  See the NOTICE file</em>
+<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * distributed with this work for additional information</em>
+<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> * regarding copyright ownership.  The ASF licenses this file</em>
+<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
+<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
+<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> * with the License.  You may obtain a copy of the License at</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"> *   <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="13" href="#13">13</a>  <em class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
+<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
+<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
+<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> * KIND, either express or implied.  See the License for the</em>
+<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_comment"> * specific language governing permissions and limitations</em>
+<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_comment"> * under the License.</em>
+<a class="jxr_linenumber" name="20" href="#20">20</a>  <em class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="21" href="#21">21</a>  
+<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.lang.reflect.Field;
+<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
+<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.util.Arrays;
+<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.util.Date;
+<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.util.HashMap;
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.util.List;
+<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
+<a class="jxr_linenumber" name="29" href="#29">29</a>  
+<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.ControllerChangeListener;
+<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.ExternalViewChangeListener;
+<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixAdmin;
+<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixDataAccessor;
+<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixManager;
+<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.HelixManagerFactory;
+<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.IdealStateChangeListener;
+<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.InstanceConfigChangeListener;
+<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.InstanceType;
+<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.LiveInstanceChangeListener;
+<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.NotificationContext;
+<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.PropertyKey.Builder;
+<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.TestHelper;
+<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.ZNRecord;
+<a class="jxr_linenumber" name="44" href="#44">44</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.controller.HelixControllerMain;
+<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZKHelixAdmin;
+<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZKHelixDataAccessor;
+<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZKHelixManager;
+<a class="jxr_linenumber" name="48" href="#48">48</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.manager.zk.ZkBaseDataAccessor;
+<a class="jxr_linenumber" name="49" href="#49">49</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.ClusterConstraints;
+<a class="jxr_linenumber" name="50" href="#50">50</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.ExternalView;
+<a class="jxr_linenumber" name="51" href="#51">51</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.IdealState;
+<a class="jxr_linenumber" name="52" href="#52">52</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.InstanceConfig;
+<a class="jxr_linenumber" name="53" href="#53">53</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.LiveInstance;
+<a class="jxr_linenumber" name="54" href="#54">54</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.Message;
+<a class="jxr_linenumber" name="55" href="#55">55</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.StateModelDefinition;
+<a class="jxr_linenumber" name="56" href="#56">56</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.builder.ConstraintItemBuilder;
+<a class="jxr_linenumber" name="57" href="#57">57</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.StateMachineEngine;
+<a class="jxr_linenumber" name="58" href="#58">58</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.StateModel;
+<a class="jxr_linenumber" name="59" href="#59">59</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.StateModelFactory;
+<a class="jxr_linenumber" name="60" href="#60">60</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.StateModelInfo;
+<a class="jxr_linenumber" name="61" href="#61">61</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.participant.statemachine.Transition;
+<a class="jxr_linenumber" name="62" href="#62">62</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.tools.ClusterStateVerifier;
+<a class="jxr_linenumber" name="63" href="#63">63</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.tools.ClusterStateVerifier.BestPossAndExtViewZkVerifier;
+<a class="jxr_linenumber" name="64" href="#64">64</a>  <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
+<a class="jxr_linenumber" name="65" href="#65">65</a>  <strong class="jxr_keyword">import</strong> org.testng.Assert;
+<a class="jxr_linenumber" name="66" href="#66">66</a>  <strong class="jxr_keyword">import</strong> org.testng.annotations.Test;
+<a class="jxr_linenumber" name="67" href="#67">67</a>  
+<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_comment">// test case from Ming Fang</em>
+<a class="jxr_linenumber" name="69" href="#69">69</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">TestMessageThrottle2</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../org/apache/helix/integration/ZkIntegrationTestBase.html">ZkIntegrationTestBase</a> {
+<a class="jxr_linenumber" name="70" href="#70">70</a>    <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> String clusterName = <span class="jxr_string">"TestMessageThrottle2"</span>;
+<a class="jxr_linenumber" name="71" href="#71">71</a>    <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> String resourceName = <span class="jxr_string">"MyResource"</span>;
+<a class="jxr_linenumber" name="72" href="#72">72</a>    
+<a class="jxr_linenumber" name="73" href="#73">73</a>    @Test
+<a class="jxr_linenumber" name="74" href="#74">74</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> test() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="75" href="#75">75</a>      System.out.println(<span class="jxr_string">"START "</span> + clusterName + <span class="jxr_string">" at "</span>
+<a class="jxr_linenumber" name="76" href="#76">76</a>          + <strong class="jxr_keyword">new</strong> Date(System.currentTimeMillis()));
+<a class="jxr_linenumber" name="77" href="#77">77</a>  
+<a class="jxr_linenumber" name="78" href="#78">78</a>      startAdmin();
+<a class="jxr_linenumber" name="79" href="#79">79</a>      startController();
+<a class="jxr_linenumber" name="80" href="#80">80</a>  
+<a class="jxr_linenumber" name="81" href="#81">81</a>      <em class="jxr_comment">// start node2 first</em>
+<a class="jxr_linenumber" name="82" href="#82">82</a>      Node.main(<strong class="jxr_keyword">new</strong> String[]{<span class="jxr_string">"2"</span>});
+<a class="jxr_linenumber" name="83" href="#83">83</a>      
+<a class="jxr_linenumber" name="84" href="#84">84</a>      <em class="jxr_comment">// wait for node2 becoming MASTER</em>
+<a class="jxr_linenumber" name="85" href="#85">85</a>      <strong class="jxr_keyword">final</strong> Builder keyBuilder = <strong class="jxr_keyword">new</strong> Builder(clusterName);
+<a class="jxr_linenumber" name="86" href="#86">86</a>      <strong class="jxr_keyword">final</strong> HelixDataAccessor accessor = <strong class="jxr_keyword">new</strong> ZKHelixDataAccessor(clusterName, <strong class="jxr_keyword">new</strong> ZkBaseDataAccessor&lt;ZNRecord&gt;(_gZkClient));
+<a class="jxr_linenumber" name="87" href="#87">87</a>      TestHelper.verify(<strong class="jxr_keyword">new</strong> TestHelper.Verifier() {
+<a class="jxr_linenumber" name="88" href="#88">88</a>        
+<a class="jxr_linenumber" name="89" href="#89">89</a>        @Override
+<a class="jxr_linenumber" name="90" href="#90">90</a>        <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">boolean</strong> verify() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="91" href="#91">91</a>          ExternalView view = accessor.getProperty(keyBuilder.externalView(resourceName));
+<a class="jxr_linenumber" name="92" href="#92">92</a>          String state = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="93" href="#93">93</a>          
+<a class="jxr_linenumber" name="94" href="#94">94</a>          <strong class="jxr_keyword">if</strong> (view != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="95" href="#95">95</a>            Map&lt;String, String&gt; map = view.getStateMap(resourceName);
+<a class="jxr_linenumber" name="96" href="#96">96</a>            <strong class="jxr_keyword">if</strong> (map != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="97" href="#97">97</a>               state = map.get(<span class="jxr_string">"node2"</span>);
+<a class="jxr_linenumber" name="98" href="#98">98</a>            }
+<a class="jxr_linenumber" name="99" href="#99">99</a>          }
+<a class="jxr_linenumber" name="100" href="#100">100</a>         <strong class="jxr_keyword">return</strong> state != <strong class="jxr_keyword">null</strong> &amp;&amp; state.equals(<span class="jxr_string">"MASTER"</span>);
+<a class="jxr_linenumber" name="101" href="#101">101</a>       }
+<a class="jxr_linenumber" name="102" href="#102">102</a>     }, 10 * 1000);
+<a class="jxr_linenumber" name="103" href="#103">103</a>     
+<a class="jxr_linenumber" name="104" href="#104">104</a>     <em class="jxr_comment">// start node 1</em>
+<a class="jxr_linenumber" name="105" href="#105">105</a>     Node.main(<strong class="jxr_keyword">new</strong> String[]{<span class="jxr_string">"1"</span>});
+<a class="jxr_linenumber" name="106" href="#106">106</a>     
+<a class="jxr_linenumber" name="107" href="#107">107</a>     <strong class="jxr_keyword">boolean</strong> result =
+<a class="jxr_linenumber" name="108" href="#108">108</a>         ClusterStateVerifier.verifyByZkCallback(<strong class="jxr_keyword">new</strong> BestPossAndExtViewZkVerifier(ZK_ADDR,
+<a class="jxr_linenumber" name="109" href="#109">109</a>                                                                                  clusterName));
+<a class="jxr_linenumber" name="110" href="#110">110</a>     Assert.assertTrue(result);
+<a class="jxr_linenumber" name="111" href="#111">111</a> 
+<a class="jxr_linenumber" name="112" href="#112">112</a>     System.out.println(<span class="jxr_string">"END "</span> + clusterName + <span class="jxr_string">" at "</span>
+<a class="jxr_linenumber" name="113" href="#113">113</a>         + <strong class="jxr_keyword">new</strong> Date(System.currentTimeMillis()));
+<a class="jxr_linenumber" name="114" href="#114">114</a>   }
+<a class="jxr_linenumber" name="115" href="#115">115</a> 
+<a class="jxr_linenumber" name="116" href="#116">116</a>   <strong class="jxr_keyword">void</strong> startController() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="117" href="#117">117</a>     <em class="jxr_comment">// start helixController</em>
+<a class="jxr_linenumber" name="118" href="#118">118</a>     System.out.println(String.format(<span class="jxr_string">"Starting Controller{Cluster:%s, Port:%s, Zookeeper:%s}"</span>,
+<a class="jxr_linenumber" name="119" href="#119">119</a>         clusterName, 12000, ZK_ADDR));
+<a class="jxr_linenumber" name="120" href="#120">120</a>     HelixManager helixController = HelixControllerMain.startHelixController(ZK_ADDR, clusterName,
+<a class="jxr_linenumber" name="121" href="#121">121</a>         <span class="jxr_string">"localhost_"</span> + 12000, HelixControllerMain.STANDALONE);
+<a class="jxr_linenumber" name="122" href="#122">122</a> 
+<a class="jxr_linenumber" name="123" href="#123">123</a>     <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a> statusPrinter = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a>();
+<a class="jxr_linenumber" name="124" href="#124">124</a>     statusPrinter.registerWith(helixController);
+<a class="jxr_linenumber" name="125" href="#125">125</a>   }
+<a class="jxr_linenumber" name="126" href="#126">126</a> 
+<a class="jxr_linenumber" name="127" href="#127">127</a>   <strong class="jxr_keyword">void</strong> startAdmin() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="128" href="#128">128</a>     HelixAdmin admin = <strong class="jxr_keyword">new</strong> ZKHelixAdmin(ZK_ADDR);
+<a class="jxr_linenumber" name="129" href="#129">129</a> 
+<a class="jxr_linenumber" name="130" href="#130">130</a>     <em class="jxr_comment">// create cluster</em>
+<a class="jxr_linenumber" name="131" href="#131">131</a>     System.out.println(<span class="jxr_string">"Creating cluster: "</span> + clusterName);
+<a class="jxr_linenumber" name="132" href="#132">132</a>     admin.addCluster(clusterName, <strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="133" href="#133">133</a> 
+<a class="jxr_linenumber" name="134" href="#134">134</a>     <em class="jxr_comment">// add MasterSlave state mode definition</em>
+<a class="jxr_linenumber" name="135" href="#135">135</a>     admin.addStateModelDef(clusterName, <span class="jxr_string">"MasterSlave"</span>, <strong class="jxr_keyword">new</strong> StateModelDefinition(
+<a class="jxr_linenumber" name="136" href="#136">136</a>         generateConfigForMasterSlave()));
+<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>     <em class="jxr_comment">// ideal-state znrecord</em>
+<a class="jxr_linenumber" name="140" href="#140">140</a>     ZNRecord record = <strong class="jxr_keyword">new</strong> ZNRecord(resourceName);
+<a class="jxr_linenumber" name="141" href="#141">141</a>     record.setSimpleField(<span class="jxr_string">"IDEAL_STATE_MODE"</span>, <span class="jxr_string">"AUTO"</span>);
+<a class="jxr_linenumber" name="142" href="#142">142</a>     record.setSimpleField(<span class="jxr_string">"NUM_PARTITIONS"</span>, <span class="jxr_string">"1"</span>);
+<a class="jxr_linenumber" name="143" href="#143">143</a>     record.setSimpleField(<span class="jxr_string">"REPLICAS"</span>, <span class="jxr_string">"2"</span>);
+<a class="jxr_linenumber" name="144" href="#144">144</a>     record.setSimpleField(<span class="jxr_string">"STATE_MODEL_DEF_REF"</span>, <span class="jxr_string">"MasterSlave"</span>);
+<a class="jxr_linenumber" name="145" href="#145">145</a>     record.setListField(resourceName, Arrays.asList(<span class="jxr_string">"node1"</span>, <span class="jxr_string">"node2"</span>));
+<a class="jxr_linenumber" name="146" href="#146">146</a>     
+<a class="jxr_linenumber" name="147" href="#147">147</a>     admin.setResourceIdealState(clusterName, resourceName, <strong class="jxr_keyword">new</strong> IdealState(record));
+<a class="jxr_linenumber" name="148" href="#148">148</a>     
+<a class="jxr_linenumber" name="149" href="#149">149</a>     ConstraintItemBuilder builder = <strong class="jxr_keyword">new</strong> ConstraintItemBuilder();
+<a class="jxr_linenumber" name="150" href="#150">150</a> 
+<a class="jxr_linenumber" name="151" href="#151">151</a>     <em class="jxr_comment">// limit one transition message at a time across the entire cluster</em>
+<a class="jxr_linenumber" name="152" href="#152">152</a>     builder.addConstraintAttribute(<span class="jxr_string">"MESSAGE_TYPE"</span>, <span class="jxr_string">"STATE_TRANSITION"</span>)
+<a class="jxr_linenumber" name="153" href="#153">153</a> <em class="jxr_comment">//        .addConstraintAttribute("INSTANCE", ".*") // un-comment this line if using instance-level constraint</em>
+<a class="jxr_linenumber" name="154" href="#154">154</a>         .addConstraintAttribute(<span class="jxr_string">"CONSTRAINT_VALUE"</span>, <span class="jxr_string">"1"</span>);
+<a class="jxr_linenumber" name="155" href="#155">155</a>     admin.setConstraint(clusterName, ClusterConstraints.ConstraintType.MESSAGE_CONSTRAINT,
+<a class="jxr_linenumber" name="156" href="#156">156</a>         <span class="jxr_string">"constraint1"</span>, builder.build());
+<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>   ZNRecord generateConfigForMasterSlave() {
+<a class="jxr_linenumber" name="160" href="#160">160</a>     ZNRecord record = <strong class="jxr_keyword">new</strong> ZNRecord(<span class="jxr_string">"MasterSlave"</span>);
+<a class="jxr_linenumber" name="161" href="#161">161</a>     record.setSimpleField(
+<a class="jxr_linenumber" name="162" href="#162">162</a>         StateModelDefinition.StateModelDefinitionProperty.INITIAL_STATE.toString(), <span class="jxr_string">"OFFLINE"</span>);
+<a class="jxr_linenumber" name="163" href="#163">163</a>     List&lt;String&gt; statePriorityList = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
+<a class="jxr_linenumber" name="164" href="#164">164</a>     statePriorityList.add(<span class="jxr_string">"MASTER"</span>);
+<a class="jxr_linenumber" name="165" href="#165">165</a>     statePriorityList.add(<span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="166" href="#166">166</a>     statePriorityList.add(<span class="jxr_string">"OFFLINE"</span>);
+<a class="jxr_linenumber" name="167" href="#167">167</a>     statePriorityList.add(<span class="jxr_string">"DROPPED"</span>);
+<a class="jxr_linenumber" name="168" href="#168">168</a>     statePriorityList.add(<span class="jxr_string">"ERROR"</span>);
+<a class="jxr_linenumber" name="169" href="#169">169</a>     record.setListField(
+<a class="jxr_linenumber" name="170" href="#170">170</a>         StateModelDefinition.StateModelDefinitionProperty.STATE_PRIORITY_LIST.toString(),
+<a class="jxr_linenumber" name="171" href="#171">171</a>         statePriorityList);
+<a class="jxr_linenumber" name="172" href="#172">172</a>     <strong class="jxr_keyword">for</strong> (String state : statePriorityList) {
+<a class="jxr_linenumber" name="173" href="#173">173</a>       String key = state + <span class="jxr_string">".meta"</span>;
+<a class="jxr_linenumber" name="174" href="#174">174</a>       Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
 <a class="jxr_linenumber" name="175" href="#175">175</a>       <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"MASTER"</span>)) {
-<a class="jxr_linenumber" name="176" href="#176">176</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
-<a class="jxr_linenumber" name="177" href="#177">177</a>         metadata.put(<span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"SLAVE"</span>);
-<a class="jxr_linenumber" name="178" href="#178">178</a>         metadata.put(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"SLAVE"</span>);
-<a class="jxr_linenumber" name="179" href="#179">179</a>         metadata.put(<span class="jxr_string">"DROPPED"</span>, <span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="176" href="#176">176</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"1"</span>);
+<a class="jxr_linenumber" name="177" href="#177">177</a>         record.setMapField(key, metadata);
+<a class="jxr_linenumber" name="178" href="#178">178</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"SLAVE"</span>)) {
+<a class="jxr_linenumber" name="179" href="#179">179</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"R"</span>);
 <a class="jxr_linenumber" name="180" href="#180">180</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="181" href="#181">181</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"SLAVE"</span>)) {
-<a class="jxr_linenumber" name="182" href="#182">182</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
-<a class="jxr_linenumber" name="183" href="#183">183</a>         metadata.put(<span class="jxr_string">"MASTER"</span>, <span class="jxr_string">"MASTER"</span>);
-<a class="jxr_linenumber" name="184" href="#184">184</a>         metadata.put(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"OFFLINE"</span>);
-<a class="jxr_linenumber" name="185" href="#185">185</a>         metadata.put(<span class="jxr_string">"DROPPED"</span>, <span class="jxr_string">"OFFLINE"</span>);
+<a class="jxr_linenumber" name="181" href="#181">181</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"OFFLINE"</span>)) {
+<a class="jxr_linenumber" name="182" href="#182">182</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"-1"</span>);
+<a class="jxr_linenumber" name="183" href="#183">183</a>         record.setMapField(key, metadata);
+<a class="jxr_linenumber" name="184" href="#184">184</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"DROPPED"</span>)) {
+<a class="jxr_linenumber" name="185" href="#185">185</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"-1"</span>);
 <a class="jxr_linenumber" name="186" href="#186">186</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="187" href="#187">187</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"OFFLINE"</span>)) {
-<a class="jxr_linenumber" name="188" href="#188">188</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
-<a class="jxr_linenumber" name="189" href="#189">189</a>         metadata.put(<span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"SLAVE"</span>);
-<a class="jxr_linenumber" name="190" href="#190">190</a>         metadata.put(<span class="jxr_string">"MASTER"</span>, <span class="jxr_string">"SLAVE"</span>);
-<a class="jxr_linenumber" name="191" href="#191">191</a>         metadata.put(<span class="jxr_string">"DROPPED"</span>, <span class="jxr_string">"DROPPED"</span>);
-<a class="jxr_linenumber" name="192" href="#192">192</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="193" href="#193">193</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"ERROR"</span>)) {
-<a class="jxr_linenumber" name="194" href="#194">194</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
-<a class="jxr_linenumber" name="195" href="#195">195</a>         metadata.put(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"OFFLINE"</span>);
-<a class="jxr_linenumber" name="196" href="#196">196</a>         record.setMapField(key, metadata);
-<a class="jxr_linenumber" name="197" href="#197">197</a>       }
-<a class="jxr_linenumber" name="198" href="#198">198</a>     }
-<a class="jxr_linenumber" name="199" href="#199">199</a> 
-<a class="jxr_linenumber" name="200" href="#200">200</a>     <em class="jxr_comment">// change the transition priority list</em>
-<a class="jxr_linenumber" name="201" href="#201">201</a>     List&lt;String&gt; stateTransitionPriorityList = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
-<a class="jxr_linenumber" name="202" href="#202">202</a>     stateTransitionPriorityList.add(<span class="jxr_string">"SLAVE-MASTER"</span>);
-<a class="jxr_linenumber" name="203" href="#203">203</a>     stateTransitionPriorityList.add(<span class="jxr_string">"OFFLINE-SLAVE"</span>);
-<a class="jxr_linenumber" name="204" href="#204">204</a>     stateTransitionPriorityList.add(<span class="jxr_string">"MASTER-SLAVE"</span>);
-<a class="jxr_linenumber" name="205" href="#205">205</a>     stateTransitionPriorityList.add(<span class="jxr_string">"SLAVE-OFFLINE"</span>);
-<a class="jxr_linenumber" name="206" href="#206">206</a>     stateTransitionPriorityList.add(<span class="jxr_string">"OFFLINE-DROPPED"</span>);
-<a class="jxr_linenumber" name="207" href="#207">207</a>     record.setListField(
-<a class="jxr_linenumber" name="208" href="#208">208</a>         StateModelDefinition.StateModelDefinitionProperty.STATE_TRANSITION_PRIORITYLIST.toString(),
-<a class="jxr_linenumber" name="209" href="#209">209</a>         stateTransitionPriorityList);
-<a class="jxr_linenumber" name="210" href="#210">210</a>     <strong class="jxr_keyword">return</strong> record;
-<a class="jxr_linenumber" name="211" href="#211">211</a>     <em class="jxr_comment">// ZNRecordSerializer serializer = new ZNRecordSerializer();</em>
-<a class="jxr_linenumber" name="212" href="#212">212</a>     <em class="jxr_comment">// System.out.println(new String(serializer.serialize(record)));</em>
-<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>   <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyProcess</a> {
-<a class="jxr_linenumber" name="216" href="#216">216</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String instanceName;
-<a class="jxr_linenumber" name="217" href="#217">217</a>     <strong class="jxr_keyword">private</strong> HelixManager helixManager;
+<a class="jxr_linenumber" name="187" href="#187">187</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"ERROR"</span>)) {
+<a class="jxr_linenumber" name="188" href="#188">188</a>         metadata.put(<span class="jxr_string">"count"</span>, <span class="jxr_string">"-1"</span>);
+<a class="jxr_linenumber" name="189" href="#189">189</a>         record.setMapField(key, metadata);
+<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">for</strong> (String state : statePriorityList) {
+<a class="jxr_linenumber" name="193" href="#193">193</a>       String key = state + <span class="jxr_string">".next"</span>;
+<a class="jxr_linenumber" name="194" href="#194">194</a>       <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"MASTER"</span>)) {
+<a class="jxr_linenumber" name="195" href="#195">195</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
+<a class="jxr_linenumber" name="196" href="#196">196</a>         metadata.put(<span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="197" href="#197">197</a>         metadata.put(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="198" href="#198">198</a>         metadata.put(<span class="jxr_string">"DROPPED"</span>, <span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="199" href="#199">199</a>         record.setMapField(key, metadata);
+<a class="jxr_linenumber" name="200" href="#200">200</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"SLAVE"</span>)) {
+<a class="jxr_linenumber" name="201" href="#201">201</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
+<a class="jxr_linenumber" name="202" href="#202">202</a>         metadata.put(<span class="jxr_string">"MASTER"</span>, <span class="jxr_string">"MASTER"</span>);
+<a class="jxr_linenumber" name="203" href="#203">203</a>         metadata.put(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"OFFLINE"</span>);
+<a class="jxr_linenumber" name="204" href="#204">204</a>         metadata.put(<span class="jxr_string">"DROPPED"</span>, <span class="jxr_string">"OFFLINE"</span>);
+<a class="jxr_linenumber" name="205" href="#205">205</a>         record.setMapField(key, metadata);
+<a class="jxr_linenumber" name="206" href="#206">206</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"OFFLINE"</span>)) {
+<a class="jxr_linenumber" name="207" href="#207">207</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
+<a class="jxr_linenumber" name="208" href="#208">208</a>         metadata.put(<span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="209" href="#209">209</a>         metadata.put(<span class="jxr_string">"MASTER"</span>, <span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="210" href="#210">210</a>         metadata.put(<span class="jxr_string">"DROPPED"</span>, <span class="jxr_string">"DROPPED"</span>);
+<a class="jxr_linenumber" name="211" href="#211">211</a>         record.setMapField(key, metadata);
+<a class="jxr_linenumber" name="212" href="#212">212</a>       } <strong class="jxr_keyword">else</strong> <strong class="jxr_keyword">if</strong> (state.equals(<span class="jxr_string">"ERROR"</span>)) {
+<a class="jxr_linenumber" name="213" href="#213">213</a>         Map&lt;String, String&gt; metadata = <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;();
+<a class="jxr_linenumber" name="214" href="#214">214</a>         metadata.put(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"OFFLINE"</span>);
+<a class="jxr_linenumber" name="215" href="#215">215</a>         record.setMapField(key, metadata);
+<a class="jxr_linenumber" name="216" href="#216">216</a>       }
+<a class="jxr_linenumber" name="217" href="#217">217</a>     }
 <a class="jxr_linenumber" name="218" href="#218">218</a> 
-<a class="jxr_linenumber" name="219" href="#219">219</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyProcess</a>(String instanceName) {
-<a class="jxr_linenumber" name="220" href="#220">220</a>       <strong class="jxr_keyword">this</strong>.instanceName = instanceName;
-<a class="jxr_linenumber" name="221" href="#221">221</a>     }
-<a class="jxr_linenumber" name="222" href="#222">222</a> 
-<a class="jxr_linenumber" name="223" href="#223">223</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> start() <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="224" href="#224">224</a>       helixManager = HelixManagerFactory.getZKHelixManager(clusterName, instanceName,
-<a class="jxr_linenumber" name="225" href="#225">225</a>           InstanceType.PARTICIPANT, ZK_ADDR);
-<a class="jxr_linenumber" name="226" href="#226">226</a>       {
-<a class="jxr_linenumber" name="227" href="#227">227</a>         <em class="jxr_comment">// hack to set sessionTimeout</em>
-<a class="jxr_linenumber" name="228" href="#228">228</a>         Field sessionTimeout = ZKHelixManager.<strong class="jxr_keyword">class</strong>.getDeclaredField(<span class="jxr_string">"_sessionTimeout"</span>);
-<a class="jxr_linenumber" name="229" href="#229">229</a>         sessionTimeout.setAccessible(<strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="230" href="#230">230</a>         sessionTimeout.setInt(helixManager, 1000);
-<a class="jxr_linenumber" name="231" href="#231">231</a>       }
-<a class="jxr_linenumber" name="232" href="#232">232</a> 
-<a class="jxr_linenumber" name="233" href="#233">233</a>       StateMachineEngine stateMach = helixManager.getStateMachineEngine();
-<a class="jxr_linenumber" name="234" href="#234">234</a>       stateMach
-<a class="jxr_linenumber" name="235" href="#235">235</a>           .registerStateModelFactory(<span class="jxr_string">"MasterSlave"</span>, <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModelFactory</a>(helixManager));
-<a class="jxr_linenumber" name="236" href="#236">236</a>       helixManager.connect();
+<a class="jxr_linenumber" name="219" href="#219">219</a>     <em class="jxr_comment">// change the transition priority list</em>
+<a class="jxr_linenumber" name="220" href="#220">220</a>     List&lt;String&gt; stateTransitionPriorityList = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
+<a class="jxr_linenumber" name="221" href="#221">221</a>     stateTransitionPriorityList.add(<span class="jxr_string">"SLAVE-MASTER"</span>);
+<a class="jxr_linenumber" name="222" href="#222">222</a>     stateTransitionPriorityList.add(<span class="jxr_string">"OFFLINE-SLAVE"</span>);
+<a class="jxr_linenumber" name="223" href="#223">223</a>     stateTransitionPriorityList.add(<span class="jxr_string">"MASTER-SLAVE"</span>);
+<a class="jxr_linenumber" name="224" href="#224">224</a>     stateTransitionPriorityList.add(<span class="jxr_string">"SLAVE-OFFLINE"</span>);
+<a class="jxr_linenumber" name="225" href="#225">225</a>     stateTransitionPriorityList.add(<span class="jxr_string">"OFFLINE-DROPPED"</span>);
+<a class="jxr_linenumber" name="226" href="#226">226</a>     record.setListField(
+<a class="jxr_linenumber" name="227" href="#227">227</a>         StateModelDefinition.StateModelDefinitionProperty.STATE_TRANSITION_PRIORITYLIST.toString(),
+<a class="jxr_linenumber" name="228" href="#228">228</a>         stateTransitionPriorityList);
+<a class="jxr_linenumber" name="229" href="#229">229</a>     <strong class="jxr_keyword">return</strong> record;
+<a class="jxr_linenumber" name="230" href="#230">230</a>     <em class="jxr_comment">// ZNRecordSerializer serializer = new ZNRecordSerializer();</em>
+<a class="jxr_linenumber" name="231" href="#231">231</a>     <em class="jxr_comment">// System.out.println(new String(serializer.serialize(record)));</em>
+<a class="jxr_linenumber" name="232" href="#232">232</a>   }
+<a class="jxr_linenumber" name="233" href="#233">233</a> 
+<a class="jxr_linenumber" name="234" href="#234">234</a>   <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyProcess</a> {
+<a class="jxr_linenumber" name="235" href="#235">235</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String instanceName;
+<a class="jxr_linenumber" name="236" href="#236">236</a>     <strong class="jxr_keyword">private</strong> HelixManager helixManager;
 <a class="jxr_linenumber" name="237" href="#237">237</a> 
-<a class="jxr_linenumber" name="238" href="#238">238</a>       <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a> statusPrinter = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a>();
-<a class="jxr_linenumber" name="239" href="#239">239</a>       statusPrinter.registerWith(helixManager);
+<a class="jxr_linenumber" name="238" href="#238">238</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyProcess</a>(String instanceName) {
+<a class="jxr_linenumber" name="239" href="#239">239</a>       <strong class="jxr_keyword">this</strong>.instanceName = instanceName;
 <a class="jxr_linenumber" name="240" href="#240">240</a>     }
 <a class="jxr_linenumber" name="241" href="#241">241</a> 
-<a class="jxr_linenumber" name="242" href="#242">242</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> stop() {
-<a class="jxr_linenumber" name="243" href="#243">243</a>       helixManager.disconnect();
-<a class="jxr_linenumber" name="244" href="#244">244</a>     }
-<a class="jxr_linenumber" name="245" href="#245">245</a>   }
-<a class="jxr_linenumber" name="246" href="#246">246</a>   
-<a class="jxr_linenumber" name="247" href="#247">247</a>   @StateModelInfo(initialState = <span class="jxr_string">"OFFLINE"</span>, states = { <span class="jxr_string">"MASTER"</span>, <span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"ERROR"</span> })
-<a class="jxr_linenumber" name="248" href="#248">248</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModel</a> <strong class="jxr_keyword">extends</strong> StateModel {
-<a class="jxr_linenumber" name="249" href="#249">249</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOGGER = Logger.getLogger(MyStateModel.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="250" href="#250">250</a> 
-<a class="jxr_linenumber" name="251" href="#251">251</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> HelixManager helixManager;
-<a class="jxr_linenumber" name="252" href="#252">252</a> 
-<a class="jxr_linenumber" name="253" href="#253">253</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModel</a>(HelixManager helixManager) {
-<a class="jxr_linenumber" name="254" href="#254">254</a>       <strong class="jxr_keyword">this</strong>.helixManager = helixManager;
-<a class="jxr_linenumber" name="255" href="#255">255</a>     }
+<a class="jxr_linenumber" name="242" href="#242">242</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> start() <strong class="jxr_keyword">throws</strong> Exception {
+<a class="jxr_linenumber" name="243" href="#243">243</a>       helixManager = HelixManagerFactory.getZKHelixManager(clusterName, instanceName,
+<a class="jxr_linenumber" name="244" href="#244">244</a>           InstanceType.PARTICIPANT, ZK_ADDR);
+<a class="jxr_linenumber" name="245" href="#245">245</a>       {
+<a class="jxr_linenumber" name="246" href="#246">246</a>         <em class="jxr_comment">// hack to set sessionTimeout</em>
+<a class="jxr_linenumber" name="247" href="#247">247</a>         Field sessionTimeout = ZKHelixManager.<strong class="jxr_keyword">class</strong>.getDeclaredField(<span class="jxr_string">"_sessionTimeout"</span>);
+<a class="jxr_linenumber" name="248" href="#248">248</a>         sessionTimeout.setAccessible(<strong class="jxr_keyword">true</strong>);
+<a class="jxr_linenumber" name="249" href="#249">249</a>         sessionTimeout.setInt(helixManager, 1000);
+<a class="jxr_linenumber" name="250" href="#250">250</a>       }
+<a class="jxr_linenumber" name="251" href="#251">251</a> 
+<a class="jxr_linenumber" name="252" href="#252">252</a>       StateMachineEngine stateMach = helixManager.getStateMachineEngine();
+<a class="jxr_linenumber" name="253" href="#253">253</a>       stateMach
+<a class="jxr_linenumber" name="254" href="#254">254</a>           .registerStateModelFactory(<span class="jxr_string">"MasterSlave"</span>, <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModelFactory</a>(helixManager));
+<a class="jxr_linenumber" name="255" href="#255">255</a>       helixManager.connect();
 <a class="jxr_linenumber" name="256" href="#256">256</a> 
-<a class="jxr_linenumber" name="257" href="#257">257</a>     @Transition(to = <span class="jxr_string">"SLAVE"</span>, from = <span class="jxr_string">"OFFLINE"</span>)
-<a class="jxr_linenumber" name="258" href="#258">258</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeSlaveFromOffline(Message message, NotificationContext context) {
-<a class="jxr_linenumber" name="259" href="#259">259</a>       String partitionName = message.getPartitionName();
-<a class="jxr_linenumber" name="260" href="#260">260</a>       String instanceName = message.getTgtName();
-<a class="jxr_linenumber" name="261" href="#261">261</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes SLAVE from OFFLINE for "</span> + partitionName);
-<a class="jxr_linenumber" name="262" href="#262">262</a>     }
-<a class="jxr_linenumber" name="263" href="#263">263</a> 
-<a class="jxr_linenumber" name="264" href="#264">264</a>     @Transition(to = <span class="jxr_string">"SLAVE"</span>, from = <span class="jxr_string">"MASTER"</span>)
-<a class="jxr_linenumber" name="265" href="#265">265</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeSlaveFromMaster(Message message, NotificationContext context) {
-<a class="jxr_linenumber" name="266" href="#266">266</a>       String partitionName = message.getPartitionName();
-<a class="jxr_linenumber" name="267" href="#267">267</a>       String instanceName = message.getTgtName();
-<a class="jxr_linenumber" name="268" href="#268">268</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes SLAVE from MASTER for "</span> + partitionName);
-<a class="jxr_linenumber" name="269" href="#269">269</a>     }
-<a class="jxr_linenumber" name="270" href="#270">270</a> 
-<a class="jxr_linenumber" name="271" href="#271">271</a>     @Transition(to = <span class="jxr_string">"MASTER"</span>, from = <span class="jxr_string">"SLAVE"</span>)
-<a class="jxr_linenumber" name="272" href="#272">272</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeMasterFromSlave(Message message, NotificationContext context) {
-<a class="jxr_linenumber" name="273" href="#273">273</a>       String partitionName = message.getPartitionName();
-<a class="jxr_linenumber" name="274" href="#274">274</a>       String instanceName = message.getTgtName();
-<a class="jxr_linenumber" name="275" href="#275">275</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes MASTER from SLAVE for "</span> + partitionName);
-<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>     @Transition(to = <span class="jxr_string">"OFFLINE"</span>, from = <span class="jxr_string">"SLAVE"</span>)
-<a class="jxr_linenumber" name="279" href="#279">279</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeOfflineFromSlave(Message message, NotificationContext context) {
-<a class="jxr_linenumber" name="280" href="#280">280</a>       String partitionName = message.getPartitionName();
-<a class="jxr_linenumber" name="281" href="#281">281</a>       String instanceName = message.getTgtName();
-<a class="jxr_linenumber" name="282" href="#282">282</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes OFFLINE from SLAVE for "</span> + partitionName);
-<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>     @Transition(to = <span class="jxr_string">"DROPPED"</span>, from = <span class="jxr_string">"OFFLINE"</span>)
-<a class="jxr_linenumber" name="286" href="#286">286</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeDroppedFromOffline(Message message, NotificationContext context) {
-<a class="jxr_linenumber" name="287" href="#287">287</a>       String partitionName = message.getPartitionName();
-<a class="jxr_linenumber" name="288" href="#288">288</a>       String instanceName = message.getTgtName();
-<a class="jxr_linenumber" name="289" href="#289">289</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes DROPPED from OFFLINE for "</span> + partitionName);
-<a class="jxr_linenumber" name="290" href="#290">290</a>     }
-<a class="jxr_linenumber" name="291" href="#291">291</a> 
-<a class="jxr_linenumber" name="292" href="#292">292</a>     @Transition(to = <span class="jxr_string">"OFFLINE"</span>, from = <span class="jxr_string">"ERROR"</span>)
-<a class="jxr_linenumber" name="293" href="#293">293</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeOfflineFromError(Message message, NotificationContext context) {
-<a class="jxr_linenumber" name="294" href="#294">294</a>       String partitionName = message.getPartitionName();
-<a class="jxr_linenumber" name="295" href="#295">295</a>       String instanceName = message.getTgtName();
-<a class="jxr_linenumber" name="296" href="#296">296</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes OFFLINE from ERROR for "</span> + partitionName);
-<a class="jxr_linenumber" name="297" href="#297">297</a>     }
-<a class="jxr_linenumber" name="298" href="#298">298</a>   }
-<a class="jxr_linenumber" name="299" href="#299">299</a> 
-<a class="jxr_linenumber" name="300" href="#300">300</a>   <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModelFactory</a> <strong class="jxr_keyword">extends</strong> StateModelFactory&lt;MyStateModel&gt; {
-<a class="jxr_linenumber" name="301" href="#301">301</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> HelixManager helixManager;
-<a class="jxr_linenumber" name="302" href="#302">302</a> 
-<a class="jxr_linenumber" name="303" href="#303">303</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModelFactory</a>(HelixManager helixManager) {
-<a class="jxr_linenumber" name="304" href="#304">304</a>       <strong class="jxr_keyword">this</strong>.helixManager = helixManager;
-<a class="jxr_linenumber" name="305" href="#305">305</a>     }
-<a class="jxr_linenumber" name="306" href="#306">306</a> 
-<a class="jxr_linenumber" name="307" href="#307">307</a>     @Override
-<a class="jxr_linenumber" name="308" href="#308">308</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModel</a> createNewStateModel(String partitionName) {
-<a class="jxr_linenumber" name="309" href="#309">309</a>       <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModel</a>(helixManager);
-<a class="jxr_linenumber" name="310" href="#310">310</a>     }
-<a class="jxr_linenumber" name="311" href="#311">311</a>   }
-<a class="jxr_linenumber" name="312" href="#312">312</a>   
-<a class="jxr_linenumber" name="313" href="#313">313</a>   <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">Node</a> {
-<a class="jxr_linenumber" name="314" href="#314">314</a>     <em class="jxr_comment">// ------------------------------ FIELDS ------------------------------</em>
-<a class="jxr_linenumber" name="315" href="#315">315</a> 
-<a class="jxr_linenumber" name="316" href="#316">316</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOGGER = Logger.getLogger(Node.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="317" href="#317">317</a> 
-<a class="jxr_linenumber" name="318" href="#318">318</a>     <em class="jxr_comment">// -------------------------- INNER CLASSES --------------------------</em>
-<a class="jxr_linenumber" name="319" href="#319">319</a> 
-<a class="jxr_linenumber" name="320" href="#320">320</a>     <em class="jxr_comment">// --------------------------- main() method ---------------------------</em>
+<a class="jxr_linenumber" name="257" href="#257">257</a>       <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a> statusPrinter = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">StatusPrinter</a>();
+<a class="jxr_linenumber" name="258" href="#258">258</a>       statusPrinter.registerWith(helixManager);
+<a class="jxr_linenumber" name="259" href="#259">259</a>     }
+<a class="jxr_linenumber" name="260" href="#260">260</a> 
+<a class="jxr_linenumber" name="261" href="#261">261</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> stop() {
+<a class="jxr_linenumber" name="262" href="#262">262</a>       helixManager.disconnect();
+<a class="jxr_linenumber" name="263" href="#263">263</a>     }
+<a class="jxr_linenumber" name="264" href="#264">264</a>   }
+<a class="jxr_linenumber" name="265" href="#265">265</a>   
+<a class="jxr_linenumber" name="266" href="#266">266</a>   @StateModelInfo(initialState = <span class="jxr_string">"OFFLINE"</span>, states = { <span class="jxr_string">"MASTER"</span>, <span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"ERROR"</span> })
+<a class="jxr_linenumber" name="267" href="#267">267</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModel</a> <strong class="jxr_keyword">extends</strong> StateModel {
+<a class="jxr_linenumber" name="268" href="#268">268</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOGGER = Logger.getLogger(MyStateModel.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="269" href="#269">269</a> 
+<a class="jxr_linenumber" name="270" href="#270">270</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> HelixManager helixManager;
+<a class="jxr_linenumber" name="271" href="#271">271</a> 
+<a class="jxr_linenumber" name="272" href="#272">272</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModel</a>(HelixManager helixManager) {
+<a class="jxr_linenumber" name="273" href="#273">273</a>       <strong class="jxr_keyword">this</strong>.helixManager = helixManager;
+<a class="jxr_linenumber" name="274" href="#274">274</a>     }
+<a class="jxr_linenumber" name="275" href="#275">275</a> 
+<a class="jxr_linenumber" name="276" href="#276">276</a>     @Transition(to = <span class="jxr_string">"SLAVE"</span>, from = <span class="jxr_string">"OFFLINE"</span>)
+<a class="jxr_linenumber" name="277" href="#277">277</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeSlaveFromOffline(Message message, NotificationContext context) {
+<a class="jxr_linenumber" name="278" href="#278">278</a>       String partitionName = message.getPartitionName();
+<a class="jxr_linenumber" name="279" href="#279">279</a>       String instanceName = message.getTgtName();
+<a class="jxr_linenumber" name="280" href="#280">280</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes SLAVE from OFFLINE for "</span> + partitionName);
+<a class="jxr_linenumber" name="281" href="#281">281</a>     }
+<a class="jxr_linenumber" name="282" href="#282">282</a> 
+<a class="jxr_linenumber" name="283" href="#283">283</a>     @Transition(to = <span class="jxr_string">"SLAVE"</span>, from = <span class="jxr_string">"MASTER"</span>)
+<a class="jxr_linenumber" name="284" href="#284">284</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeSlaveFromMaster(Message message, NotificationContext context) {
+<a class="jxr_linenumber" name="285" href="#285">285</a>       String partitionName = message.getPartitionName();
+<a class="jxr_linenumber" name="286" href="#286">286</a>       String instanceName = message.getTgtName();
+<a class="jxr_linenumber" name="287" href="#287">287</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes SLAVE from MASTER for "</span> + partitionName);
+<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>     @Transition(to = <span class="jxr_string">"MASTER"</span>, from = <span class="jxr_string">"SLAVE"</span>)
+<a class="jxr_linenumber" name="291" href="#291">291</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeMasterFromSlave(Message message, NotificationContext context) {
+<a class="jxr_linenumber" name="292" href="#292">292</a>       String partitionName = message.getPartitionName();
+<a class="jxr_linenumber" name="293" href="#293">293</a>       String instanceName = message.getTgtName();
+<a class="jxr_linenumber" name="294" href="#294">294</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes MASTER from SLAVE for "</span> + partitionName);
+<a class="jxr_linenumber" name="295" href="#295">295</a>     }
+<a class="jxr_linenumber" name="296" href="#296">296</a> 
+<a class="jxr_linenumber" name="297" href="#297">297</a>     @Transition(to = <span class="jxr_string">"OFFLINE"</span>, from = <span class="jxr_string">"SLAVE"</span>)
+<a class="jxr_linenumber" name="298" href="#298">298</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeOfflineFromSlave(Message message, NotificationContext context) {
+<a class="jxr_linenumber" name="299" href="#299">299</a>       String partitionName = message.getPartitionName();
+<a class="jxr_linenumber" name="300" href="#300">300</a>       String instanceName = message.getTgtName();
+<a class="jxr_linenumber" name="301" href="#301">301</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes OFFLINE from SLAVE for "</span> + partitionName);
+<a class="jxr_linenumber" name="302" href="#302">302</a>     }
+<a class="jxr_linenumber" name="303" href="#303">303</a> 
+<a class="jxr_linenumber" name="304" href="#304">304</a>     @Transition(to = <span class="jxr_string">"DROPPED"</span>, from = <span class="jxr_string">"OFFLINE"</span>)
+<a class="jxr_linenumber" name="305" href="#305">305</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeDroppedFromOffline(Message message, NotificationContext context) {
+<a class="jxr_linenumber" name="306" href="#306">306</a>       String partitionName = message.getPartitionName();
+<a class="jxr_linenumber" name="307" href="#307">307</a>       String instanceName = message.getTgtName();
+<a class="jxr_linenumber" name="308" href="#308">308</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes DROPPED from OFFLINE for "</span> + partitionName);
+<a class="jxr_linenumber" name="309" href="#309">309</a>     }
+<a class="jxr_linenumber" name="310" href="#310">310</a> 
+<a class="jxr_linenumber" name="311" href="#311">311</a>     @Transition(to = <span class="jxr_string">"OFFLINE"</span>, from = <span class="jxr_string">"ERROR"</span>)
+<a class="jxr_linenumber" name="312" href="#312">312</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> onBecomeOfflineFromError(Message message, NotificationContext context) {
+<a class="jxr_linenumber" name="313" href="#313">313</a>       String partitionName = message.getPartitionName();
+<a class="jxr_linenumber" name="314" href="#314">314</a>       String instanceName = message.getTgtName();
+<a class="jxr_linenumber" name="315" href="#315">315</a>       LOGGER.info(instanceName + <span class="jxr_string">" becomes OFFLINE from ERROR for "</span> + partitionName);
+<a class="jxr_linenumber" name="316" href="#316">316</a>     }
+<a class="jxr_linenumber" name="317" href="#317">317</a>   }
+<a class="jxr_linenumber" name="318" href="#318">318</a> 
+<a class="jxr_linenumber" name="319" href="#319">319</a>   <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyStateModelFactory</a> <strong class="jxr_keyword">extends</strong> StateModelFactory&lt;MyStateModel&gt; {
+<a class="jxr_linenumber" name="320" href="#320">320</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> HelixManager helixManager;
 <a class="jxr_linenumber" name="321" href="#321">321</a> 
-<a class="jxr_linenumber" name="322" href="#322">322</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String[] args) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="323" href="#323">323</a>       <strong class="jxr_keyword">if</strong> (args.length &lt; 1) {
-<a class="jxr_linenumber" name="324" href="#324">324</a>         LOGGER.info(<span class="jxr_string">"usage: id"</span>);
-<a class="jxr_linenumber" name="325" href="#325">325</a>         System.exit(0);
-<a class="jxr_linenumber" name="326" href="#326">326</a>       }
-<a class="jxr_linenumber" name="327" href="#327">327</a>       <strong class="jxr_keyword">int</strong> id = Integer.parseInt(args[0]);
-<a class="jxr_linenumber" name="328" href="#328">328</a>       String instanceName = <span class="jxr_string">"node"</span> + id;
-<a class="jxr_linenumber" name="329" href="#329">329</a> 
-<a class="jxr_linenumber" name="330" href="#330">330</a>       addInstanceConfig(instanceName);
-<a class="jxr_linenumber" name="331" href="#331">331</a>       startProcess(instanceName);
-<a class="jxr_linenumber" name="332" href="#332">332</a>     }
-<a class="jxr_linenumber" name="333" href="#333">333</a> 
-<a class="jxr_linenumber" name="334" href="#334">334</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> addInstanceConfig(String instanceName) {
-<a class="jxr_linenumber" name="335" href="#335">335</a>       <em class="jxr_comment">// add node to cluster if not already added</em>
-<a class="jxr_linenumber" name="336" href="#336">336</a>       ZKHelixAdmin admin = <strong class="jxr_keyword">new</strong> ZKHelixAdmin(ZK_ADDR);
-<a class="jxr_linenumber" name="337" href="#337">337</a> 
-<a class="jxr_linenumber" name="338" href="#338">338</a>       InstanceConfig instanceConfig = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="339" href="#339">339</a>       <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="340" href="#340">340</a>         instanceConfig = admin.getInstanceConfig(clusterName, instanceName);
-<a class="jxr_linenumber" name="341" href="#341">341</a>       } <strong class="jxr_keyword">catch</strong> (Exception e) {
-<a class="jxr_linenumber" name="342" href="#342">342</a>       }
-<a class="jxr_linenumber" name="343" href="#343">343</a>       <strong class="jxr_keyword">if</strong> (instanceConfig == <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="344" href="#344">344</a>         InstanceConfig config = <strong class="jxr_keyword">new</strong> InstanceConfig(instanceName);
-<a class="jxr_linenumber" name="345" href="#345">345</a>         config.setHostName(<span class="jxr_string">"localhost"</span>);
-<a class="jxr_linenumber" name="346" href="#346">346</a>         config.setInstanceEnabled(<strong class="jxr_keyword">true</strong>);
-<a class="jxr_linenumber" name="347" href="#347">347</a>         echo(<span class="jxr_string">"Adding InstanceConfig:"</span> + config);
-<a class="jxr_linenumber" name="348" href="#348">348</a>         admin.addInstance(clusterName, config);
-<a class="jxr_linenumber" name="349" href="#349">349</a>       }
-<a class="jxr_linenumber" name="350" href="#350">350</a>     }
-<a class="jxr_linenumber" name="351" href="#351">351</a> 
-<a class="jxr_linenumber" name="352" href="#352">352</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> echo(Object obj) {
-<a class="jxr_linenumber" name="353" href="#353">353</a>       LOGGER.info(obj);
-<a class="jxr_linenumber" name="354" href="#354">354</a>     }
-<a class="jxr_linenumber" name="355" href="#355">355</a> 
-<a class="jxr_linenumber" name="356" href="#356">356</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> startProcess(String instanceName) <strong class="jxr_keyword">throws</strong> Exception {
-<a class="jxr_linenumber" name="357" href="#357">357</a>       <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyProcess</a> process = <strong class="jxr_keyword">new</strong> <a href="../../../../org/apache/helix/integration/TestMessageThrottle2.html">MyProcess</a>(instanceName);

[... 212 lines stripped ...]


Mime
View raw message