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From kisho...@apache.org
Subject svn commit: r1479756 [35/39] - in /incubator/helix/site-content: ./ apidocs/reference/org/apache/helix/ apidocs/reference/org/apache/helix/agent/ apidocs/reference/org/apache/helix/manager/zk/ apidocs/reference/org/apache/helix/messaging/handling/ apid...
Date Tue, 07 May 2013 03:11:00 GMT
Modified: incubator/helix/site-content/xref/org/apache/helix/manager/zk/ZKHelixManager.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/manager/zk/ZKHelixManager.html?rev=1479756&r1=1479755&r2=1479756&view=diff
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/manager/zk/ZKHelixManager.html (original)
+++ incubator/helix/site-content/xref/org/apache/helix/manager/zk/ZKHelixManager.html Tue May  7 03:10:53 2013
@@ -261,21 +261,21 @@
 <a class="jxr_linenumber" name="251" href="#251">251</a>     checkConnected();
 <a class="jxr_linenumber" name="252" href="#252">252</a> 
 <a class="jxr_linenumber" name="253" href="#253">253</a>     <a href="../../../../../org/apache/helix/PropertyType.html">PropertyType</a> type = propertyKey.getType();
-<a class="jxr_linenumber" name="254" href="#254">254</a>     <a href="../../../../../org/apache/helix/manager/zk/CallbackHandler.html">CallbackHandler</a> newHandler =
-<a class="jxr_linenumber" name="255" href="#255">255</a>         createCallBackHandler(propertyKey, listener, eventType, changeType);
-<a class="jxr_linenumber" name="256" href="#256">256</a> 
-<a class="jxr_linenumber" name="257" href="#257">257</a>     <strong class="jxr_keyword">synchronized</strong> (<strong class="jxr_keyword">this</strong>)
-<a class="jxr_linenumber" name="258" href="#258">258</a>     {
-<a class="jxr_linenumber" name="259" href="#259">259</a>       <strong class="jxr_keyword">for</strong> (CallbackHandler handler : _handlers)
-<a class="jxr_linenumber" name="260" href="#260">260</a>       {
-<a class="jxr_linenumber" name="261" href="#261">261</a>         <em class="jxr_comment">// compare property-key path and listener reference</em>
-<a class="jxr_linenumber" name="262" href="#262">262</a>         <strong class="jxr_keyword">if</strong> (handler.getPath().equals(propertyKey.getPath()) &amp;&amp; handler.getListener().equals(listener))
-<a class="jxr_linenumber" name="263" href="#263">263</a>         {
-<a class="jxr_linenumber" name="264" href="#264">264</a>           <em class="jxr_comment">// TODO add log</em>
-<a class="jxr_linenumber" name="265" href="#265">265</a>           <strong class="jxr_keyword">return</strong>;
-<a class="jxr_linenumber" name="266" href="#266">266</a>         }
-<a class="jxr_linenumber" name="267" href="#267">267</a>       }
-<a class="jxr_linenumber" name="268" href="#268">268</a> 
+<a class="jxr_linenumber" name="254" href="#254">254</a> 
+<a class="jxr_linenumber" name="255" href="#255">255</a>     <strong class="jxr_keyword">synchronized</strong> (<strong class="jxr_keyword">this</strong>)
+<a class="jxr_linenumber" name="256" href="#256">256</a>     {
+<a class="jxr_linenumber" name="257" href="#257">257</a>       <strong class="jxr_keyword">for</strong> (CallbackHandler handler : _handlers)
+<a class="jxr_linenumber" name="258" href="#258">258</a>       {
+<a class="jxr_linenumber" name="259" href="#259">259</a>         <em class="jxr_comment">// compare property-key path and listener reference</em>
+<a class="jxr_linenumber" name="260" href="#260">260</a>         <strong class="jxr_keyword">if</strong> (handler.getPath().equals(propertyKey.getPath()) &amp;&amp; handler.getListener().equals(listener))
+<a class="jxr_linenumber" name="261" href="#261">261</a>         {
+<a class="jxr_linenumber" name="262" href="#262">262</a>           logger.info(<span class="jxr_string">"Listener: "</span> + listener + <span class="jxr_string">" on path: "</span> + propertyKey.getPath() + <span class="jxr_string">" already exists. skip adding it"</span>);
+<a class="jxr_linenumber" name="263" href="#263">263</a>           <strong class="jxr_keyword">return</strong>;
+<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>       
+<a class="jxr_linenumber" name="267" href="#267">267</a>       <a href="../../../../../org/apache/helix/manager/zk/CallbackHandler.html">CallbackHandler</a> newHandler =
+<a class="jxr_linenumber" name="268" href="#268">268</a>           createCallBackHandler(propertyKey, listener, eventType, changeType);
 <a class="jxr_linenumber" name="269" href="#269">269</a>       _handlers.add(newHandler);
 <a class="jxr_linenumber" name="270" href="#270">270</a>       logger.info(<span class="jxr_string">"Add listener: "</span> + listener + <span class="jxr_string">" for type: "</span> + type + <span class="jxr_string">" to path: "</span> + newHandler.getPath());
 <a class="jxr_linenumber" name="271" href="#271">271</a>     }

Modified: incubator/helix/site-content/xref/org/apache/helix/messaging/handling/CurrentStateUpdate.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/messaging/handling/CurrentStateUpdate.html?rev=1479756&r1=1479755&r2=1479756&view=diff
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/messaging/handling/CurrentStateUpdate.html (original)
+++ incubator/helix/site-content/xref/org/apache/helix/messaging/handling/CurrentStateUpdate.html Tue May  7 03:10:53 2013
@@ -32,7 +32,7 @@
 <a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.PropertyKey;
 <a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.CurrentState;
 <a class="jxr_linenumber" name="24" href="#24">24</a>  
-<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/helix/messaging/handling/CurrentStateUpdate.html">CurrentStateUpdate</a> {
+<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/helix/messaging/handling/GroupMessageHandler.html">CurrentStateUpdate</a> {
 <a class="jxr_linenumber" name="26" href="#26">26</a>  	<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/helix/PropertyKey.html">PropertyKey</a> _key;
 <a class="jxr_linenumber" name="27" href="#27">27</a>  	<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/helix/model/CurrentState.html">CurrentState</a> _delta;
 <a class="jxr_linenumber" name="28" href="#28">28</a>  	

Modified: incubator/helix/site-content/xref/org/apache/helix/messaging/handling/GroupMessageHandler.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/messaging/handling/GroupMessageHandler.html?rev=1479756&r1=1479755&r2=1479756&view=diff
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/messaging/handling/GroupMessageHandler.html (original)
+++ incubator/helix/site-content/xref/org/apache/helix/messaging/handling/GroupMessageHandler.html Tue May  7 03:10:53 2013
@@ -43,12 +43,12 @@
 <a class="jxr_linenumber" name="33" href="#33">33</a>  
 <a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/helix/messaging/handling/GroupMessageHandler.html">GroupMessageHandler</a>
 <a class="jxr_linenumber" name="35" href="#35">35</a>  {
-<a class="jxr_linenumber" name="36" href="#36">36</a>    <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/helix/messaging/handling/CurrentStateUpdate.html">CurrentStateUpdate</a>
+<a class="jxr_linenumber" name="36" href="#36">36</a>    <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/helix/messaging/handling/GroupMessageHandler.html">CurrentStateUpdate</a>
 <a class="jxr_linenumber" name="37" href="#37">37</a>    {
 <a class="jxr_linenumber" name="38" href="#38">38</a>      <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/helix/PropertyKey.html">PropertyKey</a>  _key;
 <a class="jxr_linenumber" name="39" href="#39">39</a>      <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/helix/model/CurrentState.html">CurrentState</a> _curStateDelta;
 <a class="jxr_linenumber" name="40" href="#40">40</a>  
-<a class="jxr_linenumber" name="41" href="#41">41</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/helix/messaging/handling/CurrentStateUpdate.html">CurrentStateUpdate</a>(<a href="../../../../../org/apache/helix/PropertyKey.html">PropertyKey</a> key, <a href="../../../../../org/apache/helix/model/CurrentState.html">CurrentState</a> curStateDelta)
+<a class="jxr_linenumber" name="41" href="#41">41</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/helix/messaging/handling/GroupMessageHandler.html">CurrentStateUpdate</a>(<a href="../../../../../org/apache/helix/PropertyKey.html">PropertyKey</a> key, <a href="../../../../../org/apache/helix/model/CurrentState.html">CurrentState</a> curStateDelta)
 <a class="jxr_linenumber" name="42" href="#42">42</a>      {
 <a class="jxr_linenumber" name="43" href="#43">43</a>        _key = key;
 <a class="jxr_linenumber" name="44" href="#44">44</a>        _curStateDelta = curStateDelta;
@@ -137,7 +137,7 @@
 <a class="jxr_linenumber" name="127" href="#127">127</a>     <a href="../../../../../org/apache/helix/messaging/handling/GroupMessageHandler.html">GroupMessageInfo</a> info = _groupMsgMap.get(parentMid);
 <a class="jxr_linenumber" name="128" href="#128">128</a>     <strong class="jxr_keyword">if</strong> (info != <strong class="jxr_keyword">null</strong>)
 <a class="jxr_linenumber" name="129" href="#129">129</a>     {
-<a class="jxr_linenumber" name="130" href="#130">130</a>       info._curStateUpdateList.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/messaging/handling/CurrentStateUpdate.html">CurrentStateUpdate</a>(key, delta));
+<a class="jxr_linenumber" name="130" href="#130">130</a>       info._curStateUpdateList.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/messaging/handling/GroupMessageHandler.html">CurrentStateUpdate</a>(key, delta));
 <a class="jxr_linenumber" name="131" href="#131">131</a>     }
 <a class="jxr_linenumber" name="132" href="#132">132</a> 
 <a class="jxr_linenumber" name="133" href="#133">133</a>   }

Modified: incubator/helix/site-content/xref/org/apache/helix/messaging/handling/HelixStateTransitionHandler.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/messaging/handling/HelixStateTransitionHandler.html?rev=1479756&r1=1479755&r2=1479756&view=diff
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/messaging/handling/HelixStateTransitionHandler.html (original)
+++ incubator/helix/site-content/xref/org/apache/helix/messaging/handling/HelixStateTransitionHandler.html Tue May  7 03:10:53 2013
@@ -252,7 +252,7 @@
 <a class="jxr_linenumber" name="242" href="#242">242</a>         <em class="jxr_comment">// sub-message of a batch message</em>
 <a class="jxr_linenumber" name="243" href="#243">243</a>         ConcurrentHashMap&lt;String, CurrentStateUpdate&gt; csUpdateMap 
 <a class="jxr_linenumber" name="244" href="#244">244</a>           = (ConcurrentHashMap&lt;String, CurrentStateUpdate&gt;) _notificationContext.get(MapKey.CURRENT_STATE_UPDATE.toString());
-<a class="jxr_linenumber" name="245" href="#245">245</a>         csUpdateMap.put(partitionKey, <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/messaging/handling/CurrentStateUpdate.html">CurrentStateUpdate</a>(key, _currentStateDelta));
+<a class="jxr_linenumber" name="245" href="#245">245</a>         csUpdateMap.put(partitionKey, <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/messaging/handling/GroupMessageHandler.html">CurrentStateUpdate</a>(key, _currentStateDelta));
 <a class="jxr_linenumber" name="246" href="#246">246</a>       }
 <a class="jxr_linenumber" name="247" href="#247">247</a>     }
 <a class="jxr_linenumber" name="248" href="#248">248</a>     <strong class="jxr_keyword">catch</strong> (Exception e)

Modified: incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-frame.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-frame.html?rev=1479756&r1=1479755&r2=1479756&view=diff
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-frame.html (original)
+++ incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-frame.html Tue May  7 03:10:53 2013
@@ -28,7 +28,7 @@
             	<a href="BatchMessageWrapper.html" target="classFrame">BatchMessageWrapper</a>
           	</li>
           	          	<li>
-            	<a href="CurrentStateUpdate.html" target="classFrame">CurrentStateUpdate</a>
+            	<a href="GroupMessageHandler.html" target="classFrame">CurrentStateUpdate</a>
           	</li>
           	          	<li>
             	<a href="MessageHandler.html" target="classFrame">ErrorCode</a>

Modified: incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-summary.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-summary.html?rev=1479756&r1=1479755&r2=1479756&view=diff
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-summary.html (original)
+++ incubator/helix/site-content/xref/org/apache/helix/messaging/handling/package-summary.html Tue May  7 03:10:53 2013
@@ -57,7 +57,7 @@
             	</tr>
 				            	<tr>
               		<td>
-                		<a href="CurrentStateUpdate.html" target="classFrame">CurrentStateUpdate</a>
+                		<a href="GroupMessageHandler.html" target="classFrame">CurrentStateUpdate</a>
               		</td>
             	</tr>
 				            	<tr>

Added: incubator/helix/site-content/xref/org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html?rev=1479756&view=auto
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html (added)
+++ incubator/helix/site-content/xref/org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html Tue May  7 03:10:53 2013
@@ -0,0 +1,217 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+<head>
+<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
+<title>StateTransitionTableBuilder xref</title>
+<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
+</head>
+<body>
+<div id="overview"><a href="../../../../../../apidocs/org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html">View Javadoc</a></div><pre>
+
+<a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.apache.helix.participant.statemachine;
+<a class="jxr_linenumber" name="2" href="#2">2</a>   
+<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.util.ArrayList;
+<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.util.HashMap;
+<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.util.List;
+<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
+<a class="jxr_linenumber" name="26" href="#26">26</a>  
+<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.apache.helix.model.Transition;
+<a class="jxr_linenumber" name="28" href="#28">28</a>  
+<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html">StateTransitionTableBuilder</a>
+<a class="jxr_linenumber" name="30" href="#30">30</a>  {
+<a class="jxr_linenumber" name="31" href="#31">31</a>    <em class="jxr_comment">// for convenient get path value, in which non-exist means MAX</em>
+<a class="jxr_linenumber" name="32" href="#32">32</a>    <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">int</strong> getPathVal(Map&lt;String, Map&lt;String, Integer&gt;&gt; path,
+<a class="jxr_linenumber" name="33" href="#33">33</a>        String fromState, String toState)
+<a class="jxr_linenumber" name="34" href="#34">34</a>    {
+<a class="jxr_linenumber" name="35" href="#35">35</a>      <strong class="jxr_keyword">if</strong> (!path.containsKey(fromState))
+<a class="jxr_linenumber" name="36" href="#36">36</a>      {
+<a class="jxr_linenumber" name="37" href="#37">37</a>        <strong class="jxr_keyword">return</strong> Integer.MAX_VALUE;
+<a class="jxr_linenumber" name="38" href="#38">38</a>      }
+<a class="jxr_linenumber" name="39" href="#39">39</a>  
+<a class="jxr_linenumber" name="40" href="#40">40</a>      <strong class="jxr_keyword">if</strong> (!(path.get(fromState).containsKey(toState)))
+<a class="jxr_linenumber" name="41" href="#41">41</a>      {
+<a class="jxr_linenumber" name="42" href="#42">42</a>        <strong class="jxr_keyword">return</strong> Integer.MAX_VALUE;
+<a class="jxr_linenumber" name="43" href="#43">43</a>      }
+<a class="jxr_linenumber" name="44" href="#44">44</a>  
+<a class="jxr_linenumber" name="45" href="#45">45</a>      <strong class="jxr_keyword">return</strong> path.get(fromState).get(toState);
+<a class="jxr_linenumber" name="46" href="#46">46</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">static</strong> <strong class="jxr_keyword">void</strong> setPathVal(Map&lt;String, Map&lt;String, Integer&gt;&gt; path,
+<a class="jxr_linenumber" name="49" href="#49">49</a>        String fromState, String toState, <strong class="jxr_keyword">int</strong> val)
+<a class="jxr_linenumber" name="50" href="#50">50</a>    {
+<a class="jxr_linenumber" name="51" href="#51">51</a>      <strong class="jxr_keyword">if</strong> (!path.containsKey(fromState))
+<a class="jxr_linenumber" name="52" href="#52">52</a>      {
+<a class="jxr_linenumber" name="53" href="#53">53</a>        path.put(fromState, <strong class="jxr_keyword">new</strong> HashMap&lt;String, Integer&gt;());
+<a class="jxr_linenumber" name="54" href="#54">54</a>      }
+<a class="jxr_linenumber" name="55" href="#55">55</a>  
+<a class="jxr_linenumber" name="56" href="#56">56</a>      path.get(fromState).put(toState, val);
+<a class="jxr_linenumber" name="57" href="#57">57</a>    }
+<a class="jxr_linenumber" name="58" href="#58">58</a>  
+<a class="jxr_linenumber" name="59" href="#59">59</a>    <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> setNext(Map&lt;String, Map&lt;String, String&gt;&gt; next, String fromState,
+<a class="jxr_linenumber" name="60" href="#60">60</a>        String toState, String nextState)
+<a class="jxr_linenumber" name="61" href="#61">61</a>    {
+<a class="jxr_linenumber" name="62" href="#62">62</a>      <strong class="jxr_keyword">if</strong> (!next.containsKey(fromState))
+<a class="jxr_linenumber" name="63" href="#63">63</a>      {
+<a class="jxr_linenumber" name="64" href="#64">64</a>        next.put(fromState, <strong class="jxr_keyword">new</strong> HashMap&lt;String, String&gt;());
+<a class="jxr_linenumber" name="65" href="#65">65</a>      }
+<a class="jxr_linenumber" name="66" href="#66">66</a>  
+<a class="jxr_linenumber" name="67" href="#67">67</a>      next.get(fromState).put(toState, nextState);
+<a class="jxr_linenumber" name="68" href="#68">68</a>  
+<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>    <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment">   * auxiliary method to get next state based on next map</em>
+<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment">   * </em>
+<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment">   * @param next</em>
+<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment">   * @param fromState</em>
+<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment">   * @param toState</em>
+<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment">   * @return nextState or null if doesn't exist a path</em>
+<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="79" href="#79">79</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> String getNext(Map&lt;String, Map&lt;String, String&gt;&gt; next,
+<a class="jxr_linenumber" name="80" href="#80">80</a>        String fromState, String toState)
+<a class="jxr_linenumber" name="81" href="#81">81</a>    {
+<a class="jxr_linenumber" name="82" href="#82">82</a>      <strong class="jxr_keyword">if</strong> (!next.containsKey(fromState))
+<a class="jxr_linenumber" name="83" href="#83">83</a>      {
+<a class="jxr_linenumber" name="84" href="#84">84</a>        <em class="jxr_comment">// no path</em>
+<a class="jxr_linenumber" name="85" href="#85">85</a>        <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="86" href="#86">86</a>      }
+<a class="jxr_linenumber" name="87" href="#87">87</a>  
+<a class="jxr_linenumber" name="88" href="#88">88</a>      <strong class="jxr_keyword">return</strong> next.get(fromState).get(toState);
+<a class="jxr_linenumber" name="89" href="#89">89</a>    }
+<a class="jxr_linenumber" name="90" href="#90">90</a>  
+<a class="jxr_linenumber" name="91" href="#91">91</a>    <em class="jxr_comment">// debug</em>
+<a class="jxr_linenumber" name="92" href="#92">92</a>    <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> printPath(List&lt;String&gt; states,
+<a class="jxr_linenumber" name="93" href="#93">93</a>        Map&lt;String, Map&lt;String, String&gt;&gt; next)
+<a class="jxr_linenumber" name="94" href="#94">94</a>    {
+<a class="jxr_linenumber" name="95" href="#95">95</a>      <strong class="jxr_keyword">for</strong> (String fromState : states)
+<a class="jxr_linenumber" name="96" href="#96">96</a>      {
+<a class="jxr_linenumber" name="97" href="#97">97</a>        <strong class="jxr_keyword">for</strong> (String toState : states)
+<a class="jxr_linenumber" name="98" href="#98">98</a>        {
+<a class="jxr_linenumber" name="99" href="#99">99</a>          <strong class="jxr_keyword">if</strong> (toState.equals(fromState))
+<a class="jxr_linenumber" name="100" href="#100">100</a>         {
+<a class="jxr_linenumber" name="101" href="#101">101</a>           <em class="jxr_comment">// not print self-loop</em>
+<a class="jxr_linenumber" name="102" href="#102">102</a>           <strong class="jxr_keyword">continue</strong>;
+<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>         System.out.print(fromState);
+<a class="jxr_linenumber" name="106" href="#106">106</a>         String nextState = getNext(next, fromState, toState);
+<a class="jxr_linenumber" name="107" href="#107">107</a>         <strong class="jxr_keyword">while</strong> (nextState != <strong class="jxr_keyword">null</strong> &amp;&amp; !nextState.equals(toState))
+<a class="jxr_linenumber" name="108" href="#108">108</a>         {
+<a class="jxr_linenumber" name="109" href="#109">109</a>           System.out.print(<span class="jxr_string">"-&gt;"</span> + nextState);
+<a class="jxr_linenumber" name="110" href="#110">110</a>           nextState = getNext(next, nextState, toState);
+<a class="jxr_linenumber" name="111" href="#111">111</a>         }
+<a class="jxr_linenumber" name="112" href="#112">112</a> 
+<a class="jxr_linenumber" name="113" href="#113">113</a>         <strong class="jxr_keyword">if</strong> (nextState == <strong class="jxr_keyword">null</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">// no path between fromState -&gt; toState</em>
+<a class="jxr_linenumber" name="116" href="#116">116</a>           System.out.println(<span class="jxr_string">"-&gt;null"</span> + toState + <span class="jxr_string">" (no path avaliable)"</span>);
+<a class="jxr_linenumber" name="117" href="#117">117</a>         } <strong class="jxr_keyword">else</strong>
+<a class="jxr_linenumber" name="118" href="#118">118</a>         {
+<a class="jxr_linenumber" name="119" href="#119">119</a>           System.out.println(<span class="jxr_string">"-&gt;"</span> + toState);
+<a class="jxr_linenumber" name="120" href="#120">120</a>         }
+<a class="jxr_linenumber" name="121" href="#121">121</a>       }
+<a class="jxr_linenumber" name="122" href="#122">122</a>     }
+<a class="jxr_linenumber" name="123" href="#123">123</a>   }
+<a class="jxr_linenumber" name="124" href="#124">124</a> 
+<a class="jxr_linenumber" name="125" href="#125">125</a>   <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment">   * Uses floyd-warshall algorithm, shortest distance for all pair of nodes</em>
+<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment">   * Allows one to lookup nextState given fromState,toState  &lt;br/&gt;</em>
+<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_javadoccomment">   * map.get(fromState).get(toState) --&gt; nextState</em>
+<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_javadoccomment">   * @param states</em>
+<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_javadoccomment">   * @param transitions</em>
+<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_javadoccomment">   * @return next map</em>
+<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_javadoccomment">   */</em>
+<a class="jxr_linenumber" name="133" href="#133">133</a>   <strong class="jxr_keyword">public</strong> Map&lt;String, Map&lt;String, String&gt;&gt; buildTransitionTable(List&lt;String&gt; states,
+<a class="jxr_linenumber" name="134" href="#134">134</a>       List&lt;Transition&gt; transitions)
+<a class="jxr_linenumber" name="135" href="#135">135</a>   {
+<a class="jxr_linenumber" name="136" href="#136">136</a>     <em class="jxr_comment">// path distance value</em>
+<a class="jxr_linenumber" name="137" href="#137">137</a>     Map&lt;String, Map&lt;String, Integer&gt;&gt; path = <strong class="jxr_keyword">new</strong> HashMap&lt;String, Map&lt;String, Integer&gt;&gt;();
+<a class="jxr_linenumber" name="138" href="#138">138</a> 
+<a class="jxr_linenumber" name="139" href="#139">139</a>     <em class="jxr_comment">// next state</em>
+<a class="jxr_linenumber" name="140" href="#140">140</a>     Map&lt;String, Map&lt;String, String&gt;&gt; next = <strong class="jxr_keyword">new</strong> HashMap&lt;String, Map&lt;String, String&gt;&gt;();
+<a class="jxr_linenumber" name="141" href="#141">141</a> 
+<a class="jxr_linenumber" name="142" href="#142">142</a>     <em class="jxr_comment">// init path and next</em>
+<a class="jxr_linenumber" name="143" href="#143">143</a>     <strong class="jxr_keyword">for</strong> (String state : states)
+<a class="jxr_linenumber" name="144" href="#144">144</a>     {
+<a class="jxr_linenumber" name="145" href="#145">145</a>       setPathVal(path, state, state, 0);
+<a class="jxr_linenumber" name="146" href="#146">146</a>       setNext(next, state, state, state);
+<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>     <strong class="jxr_keyword">for</strong> (Transition transition : transitions)
+<a class="jxr_linenumber" name="150" href="#150">150</a>     {
+<a class="jxr_linenumber" name="151" href="#151">151</a>       String fromState = transition.getFromState();
+<a class="jxr_linenumber" name="152" href="#152">152</a>       String toState = transition.getToState();
+<a class="jxr_linenumber" name="153" href="#153">153</a>       setPathVal(path, fromState, toState, 1);
+<a class="jxr_linenumber" name="154" href="#154">154</a>       setNext(next, fromState, toState, toState);
+<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>     <em class="jxr_comment">// iterate</em>
+<a class="jxr_linenumber" name="158" href="#158">158</a>     <strong class="jxr_keyword">for</strong> (String intermediateState : states)
+<a class="jxr_linenumber" name="159" href="#159">159</a>     {
+<a class="jxr_linenumber" name="160" href="#160">160</a>       <strong class="jxr_keyword">for</strong> (String fromState : states)
+<a class="jxr_linenumber" name="161" href="#161">161</a>       {
+<a class="jxr_linenumber" name="162" href="#162">162</a>         <strong class="jxr_keyword">for</strong> (String toState : states)
+<a class="jxr_linenumber" name="163" href="#163">163</a>         {
+<a class="jxr_linenumber" name="164" href="#164">164</a>           <strong class="jxr_keyword">int</strong> pathVal1 = getPathVal(path, fromState, intermediateState);
+<a class="jxr_linenumber" name="165" href="#165">165</a>           <strong class="jxr_keyword">int</strong> pathVal2 = getPathVal(path, intermediateState, toState);
+<a class="jxr_linenumber" name="166" href="#166">166</a>           <strong class="jxr_keyword">int</strong> pathValCur = getPathVal(path, fromState, toState);
+<a class="jxr_linenumber" name="167" href="#167">167</a> 
+<a class="jxr_linenumber" name="168" href="#168">168</a>           <em class="jxr_comment">// should not overflow</em>
+<a class="jxr_linenumber" name="169" href="#169">169</a>           <strong class="jxr_keyword">if</strong> (pathVal1 &lt; Integer.MAX_VALUE &amp;&amp; pathVal2 &lt; Integer.MAX_VALUE
+<a class="jxr_linenumber" name="170" href="#170">170</a>               &amp;&amp; (pathVal1 + pathVal2) &lt; pathValCur)
+<a class="jxr_linenumber" name="171" href="#171">171</a>           {
+<a class="jxr_linenumber" name="172" href="#172">172</a>             setPathVal(path, fromState, toState, pathVal1 + pathVal2);
+<a class="jxr_linenumber" name="173" href="#173">173</a>             setNext(next, fromState, toState, getNext(next, fromState, intermediateState));
+<a class="jxr_linenumber" name="174" href="#174">174</a>           }
+<a class="jxr_linenumber" name="175" href="#175">175</a>         }
+<a class="jxr_linenumber" name="176" href="#176">176</a>       }
+<a class="jxr_linenumber" name="177" href="#177">177</a>     }
+<a class="jxr_linenumber" name="178" href="#178">178</a>     <strong class="jxr_keyword">return</strong> next;
+<a class="jxr_linenumber" name="179" href="#179">179</a>   }
+<a class="jxr_linenumber" name="180" href="#180">180</a> 
+<a class="jxr_linenumber" name="181" href="#181">181</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String[] args)
+<a class="jxr_linenumber" name="182" href="#182">182</a>   {
+<a class="jxr_linenumber" name="183" href="#183">183</a>     List&lt;String&gt; states = <strong class="jxr_keyword">new</strong> ArrayList&lt;String&gt;();
+<a class="jxr_linenumber" name="184" href="#184">184</a>     <em class="jxr_comment">//[MASTER, SLAVE, DROPPED, OFFLINE]</em>
+<a class="jxr_linenumber" name="185" href="#185">185</a>     <em class="jxr_comment">//[SLAVE-OFFLINE, OFFLINE-SLAVE, SLAVE-MASTER, OFFLINE-DROPPED, MASTER-SLAVE]</em>
+<a class="jxr_linenumber" name="186" href="#186">186</a>     states.add(<span class="jxr_string">"MASTER"</span>);
+<a class="jxr_linenumber" name="187" href="#187">187</a>     states.add(<span class="jxr_string">"SLAVE"</span>);
+<a class="jxr_linenumber" name="188" href="#188">188</a>     states.add(<span class="jxr_string">"DROPPED"</span>);
+<a class="jxr_linenumber" name="189" href="#189">189</a>     states.add(<span class="jxr_string">"OFFLINE"</span>);
+<a class="jxr_linenumber" name="190" href="#190">190</a> 
+<a class="jxr_linenumber" name="191" href="#191">191</a> 
+<a class="jxr_linenumber" name="192" href="#192">192</a>     List&lt;Transition&gt; transitions = <strong class="jxr_keyword">new</strong> ArrayList&lt;Transition&gt;();
+<a class="jxr_linenumber" name="193" href="#193">193</a>     transitions.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/model/Transition.html">Transition</a>(<span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"OFFLINE"</span>));
+<a class="jxr_linenumber" name="194" href="#194">194</a>     transitions.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/model/Transition.html">Transition</a>(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"SLAVE"</span>));
+<a class="jxr_linenumber" name="195" href="#195">195</a>     transitions.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/model/Transition.html">Transition</a>(<span class="jxr_string">"SLAVE"</span>, <span class="jxr_string">"MASTER"</span>));
+<a class="jxr_linenumber" name="196" href="#196">196</a>     transitions.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/model/Transition.html">Transition</a>(<span class="jxr_string">"OFFLINE"</span>, <span class="jxr_string">"DROPPED"</span>));
+<a class="jxr_linenumber" name="197" href="#197">197</a>     transitions.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/model/Transition.html">Transition</a>(<span class="jxr_string">"MASTER"</span>, <span class="jxr_string">"SLAVE"</span>));
+<a class="jxr_linenumber" name="198" href="#198">198</a> 
+<a class="jxr_linenumber" name="199" href="#199">199</a>     <a href="../../../../../org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html">StateTransitionTableBuilder</a> builder = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/helix/participant/statemachine/StateTransitionTableBuilder.html">StateTransitionTableBuilder</a>();
+<a class="jxr_linenumber" name="200" href="#200">200</a>     Map&lt;String, Map&lt;String, String&gt;&gt; next = builder.buildTransitionTable(states, transitions);
+<a class="jxr_linenumber" name="201" href="#201">201</a>     System.out.println(next);
+<a class="jxr_linenumber" name="202" href="#202">202</a>     printPath(states, next);
+<a class="jxr_linenumber" name="203" href="#203">203</a>   }
+<a class="jxr_linenumber" name="204" href="#204">204</a> }
+</pre>
+<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
+</html>

Modified: incubator/helix/site-content/xref/org/apache/helix/servicediscovery/MyService.html
URL: http://svn.apache.org/viewvc/incubator/helix/site-content/xref/org/apache/helix/servicediscovery/MyService.html?rev=1479756&r1=1479755&r2=1479756&view=diff
==============================================================================
--- incubator/helix/site-content/xref/org/apache/helix/servicediscovery/MyService.html (original)
+++ incubator/helix/site-content/xref/org/apache/helix/servicediscovery/MyService.html Tue May  7 03:10:53 2013
@@ -9,47 +9,65 @@
 <div id="overview"><a href="../../../../../apidocs/org/apache/helix/servicediscovery/MyService.html">View Javadoc</a></div><pre>
 
 <a class="jxr_linenumber" name="1" href="#1">1</a>   <strong class="jxr_keyword">package</strong> org.apache.helix.servicediscovery;
-<a class="jxr_linenumber" name="2" href="#2">2</a>   
-<a class="jxr_linenumber" name="3" href="#3">3</a>   <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/servicediscovery/MyService.html">MyService</a>
-<a class="jxr_linenumber" name="4" href="#4">4</a>   {
-<a class="jxr_linenumber" name="5" href="#5">5</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceDiscovery.html">ServiceDiscovery</a> serviceDiscovery;
-<a class="jxr_linenumber" name="6" href="#6">6</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceMetadata.html">ServiceMetadata</a> metadata;
-<a class="jxr_linenumber" name="7" href="#7">7</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String serviceId;
-<a class="jxr_linenumber" name="8" href="#8">8</a>   
-<a class="jxr_linenumber" name="9" href="#9">9</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/servicediscovery/MyService.html">MyService</a>(String serviceId, <a href="../../../../org/apache/helix/servicediscovery/ServiceMetadata.html">ServiceMetadata</a> metadata,
-<a class="jxr_linenumber" name="10" href="#10">10</a>        <a href="../../../../org/apache/helix/servicediscovery/ServiceDiscovery.html">ServiceDiscovery</a> serviceDiscovery)
-<a class="jxr_linenumber" name="11" href="#11">11</a>    {
-<a class="jxr_linenumber" name="12" href="#12">12</a>      <strong class="jxr_keyword">this</strong>.serviceId = serviceId;
-<a class="jxr_linenumber" name="13" href="#13">13</a>      <strong class="jxr_keyword">this</strong>.serviceDiscovery = serviceDiscovery;
-<a class="jxr_linenumber" name="14" href="#14">14</a>      <strong class="jxr_keyword">this</strong>.metadata = metadata;
-<a class="jxr_linenumber" name="15" href="#15">15</a>    }
-<a class="jxr_linenumber" name="16" href="#16">16</a>  
-<a class="jxr_linenumber" name="17" href="#17">17</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="18" href="#18">18</a>    {
-<a class="jxr_linenumber" name="19" href="#19">19</a>      serviceDiscovery.register(serviceId, metadata);
-<a class="jxr_linenumber" name="20" href="#20">20</a>    }
-<a class="jxr_linenumber" name="21" href="#21">21</a>  
-<a class="jxr_linenumber" name="22" href="#22">22</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> stop()
-<a class="jxr_linenumber" name="23" href="#23">23</a>    {
-<a class="jxr_linenumber" name="24" href="#24">24</a>      serviceDiscovery.deregister(serviceId);
-<a class="jxr_linenumber" name="25" href="#25">25</a>    }
+<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment">/*</em>
+<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
+<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * or more contributor license agreements.  See the NOTICE file</em>
+<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * distributed with this work for additional information</em>
+<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * regarding copyright ownership.  The ASF licenses this file</em>
+<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> * to you under the Apache License, Version 2.0 (the</em>
+<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> * "License"); you may not use this file except in compliance</em>
+<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> * with the License.  You may obtain a copy of the License at</em>
+<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="11" href="#11">11</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="12" href="#12">12</a>  <em class="jxr_comment"> *</em>
+<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing,</em>
+<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * software distributed under the License is distributed on an</em>
+<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</em>
+<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> * KIND, either express or implied.  See the License for the</em>
+<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_comment"> * specific language governing permissions and limitations</em>
+<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_comment"> * under the License.</em>
+<a class="jxr_linenumber" name="19" href="#19">19</a>  <em class="jxr_comment"> */</em>
+<a class="jxr_linenumber" name="20" href="#20">20</a>  
+<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/apache/helix/servicediscovery/MyService.html">MyService</a>
+<a class="jxr_linenumber" name="22" href="#22">22</a>  {
+<a class="jxr_linenumber" name="23" href="#23">23</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceDiscovery.html">ServiceDiscovery</a> serviceDiscovery;
+<a class="jxr_linenumber" name="24" href="#24">24</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceMetadata.html">ServiceMetadata</a> metadata;
+<a class="jxr_linenumber" name="25" href="#25">25</a>    <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> String serviceId;
 <a class="jxr_linenumber" name="26" href="#26">26</a>  
-<a class="jxr_linenumber" name="27" href="#27">27</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceDiscovery.html">ServiceDiscovery</a> getServiceDiscovery()
-<a class="jxr_linenumber" name="28" href="#28">28</a>    {
-<a class="jxr_linenumber" name="29" href="#29">29</a>      <strong class="jxr_keyword">return</strong> serviceDiscovery;
-<a class="jxr_linenumber" name="30" href="#30">30</a>    }
-<a class="jxr_linenumber" name="31" href="#31">31</a>  
-<a class="jxr_linenumber" name="32" href="#32">32</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceMetadata.html">ServiceMetadata</a> getMetadata()
-<a class="jxr_linenumber" name="33" href="#33">33</a>    {
-<a class="jxr_linenumber" name="34" href="#34">34</a>      <strong class="jxr_keyword">return</strong> metadata;
-<a class="jxr_linenumber" name="35" href="#35">35</a>    }
-<a class="jxr_linenumber" name="36" href="#36">36</a>  
-<a class="jxr_linenumber" name="37" href="#37">37</a>    <strong class="jxr_keyword">public</strong> String getServiceId()
-<a class="jxr_linenumber" name="38" href="#38">38</a>    {
-<a class="jxr_linenumber" name="39" href="#39">39</a>      <strong class="jxr_keyword">return</strong> serviceId;
-<a class="jxr_linenumber" name="40" href="#40">40</a>    }
-<a class="jxr_linenumber" name="41" href="#41">41</a>  
-<a class="jxr_linenumber" name="42" href="#42">42</a>  }
+<a class="jxr_linenumber" name="27" href="#27">27</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/servicediscovery/MyService.html">MyService</a>(String serviceId, <a href="../../../../org/apache/helix/servicediscovery/ServiceMetadata.html">ServiceMetadata</a> metadata,
+<a class="jxr_linenumber" name="28" href="#28">28</a>        <a href="../../../../org/apache/helix/servicediscovery/ServiceDiscovery.html">ServiceDiscovery</a> serviceDiscovery)
+<a class="jxr_linenumber" name="29" href="#29">29</a>    {
+<a class="jxr_linenumber" name="30" href="#30">30</a>      <strong class="jxr_keyword">this</strong>.serviceId = serviceId;
+<a class="jxr_linenumber" name="31" href="#31">31</a>      <strong class="jxr_keyword">this</strong>.serviceDiscovery = serviceDiscovery;
+<a class="jxr_linenumber" name="32" href="#32">32</a>      <strong class="jxr_keyword">this</strong>.metadata = metadata;
+<a class="jxr_linenumber" name="33" href="#33">33</a>    }
+<a class="jxr_linenumber" name="34" href="#34">34</a>  
+<a class="jxr_linenumber" name="35" href="#35">35</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="36" href="#36">36</a>    {
+<a class="jxr_linenumber" name="37" href="#37">37</a>      serviceDiscovery.register(serviceId, metadata);
+<a class="jxr_linenumber" name="38" href="#38">38</a>    }
+<a class="jxr_linenumber" name="39" href="#39">39</a>  
+<a class="jxr_linenumber" name="40" href="#40">40</a>    <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> stop()
+<a class="jxr_linenumber" name="41" href="#41">41</a>    {
+<a class="jxr_linenumber" name="42" href="#42">42</a>      serviceDiscovery.deregister(serviceId);
+<a class="jxr_linenumber" name="43" href="#43">43</a>    }
+<a class="jxr_linenumber" name="44" href="#44">44</a>  
+<a class="jxr_linenumber" name="45" href="#45">45</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceDiscovery.html">ServiceDiscovery</a> getServiceDiscovery()
+<a class="jxr_linenumber" name="46" href="#46">46</a>    {
+<a class="jxr_linenumber" name="47" href="#47">47</a>      <strong class="jxr_keyword">return</strong> serviceDiscovery;
+<a class="jxr_linenumber" name="48" href="#48">48</a>    }
+<a class="jxr_linenumber" name="49" href="#49">49</a>  
+<a class="jxr_linenumber" name="50" href="#50">50</a>    <strong class="jxr_keyword">public</strong> <a href="../../../../org/apache/helix/servicediscovery/ServiceMetadata.html">ServiceMetadata</a> getMetadata()
+<a class="jxr_linenumber" name="51" href="#51">51</a>    {
+<a class="jxr_linenumber" name="52" href="#52">52</a>      <strong class="jxr_keyword">return</strong> metadata;
+<a class="jxr_linenumber" name="53" href="#53">53</a>    }
+<a class="jxr_linenumber" name="54" href="#54">54</a>  
+<a class="jxr_linenumber" name="55" href="#55">55</a>    <strong class="jxr_keyword">public</strong> String getServiceId()
+<a class="jxr_linenumber" name="56" href="#56">56</a>    {
+<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">return</strong> serviceId;
+<a class="jxr_linenumber" name="58" href="#58">58</a>    }
+<a class="jxr_linenumber" name="59" href="#59">59</a>  
+<a class="jxr_linenumber" name="60" href="#60">60</a>  }
 </pre>
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