http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/serializer/package-tree.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/serializer/package-tree.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/serializer/package-tree.html
deleted file mode 100644
index 2a56848..0000000
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/serializer/package-tree.html
+++ /dev/null
@@ -1,135 +0,0 @@
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 
"http://www.w3.org/TR/html4/loose.dtd";>
-<!-- NewPage -->
-<html lang="en">
-<head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:17 PDT 2016 -->
-<title>org.apache.gearpump.streaming.serializer Class Hierarchy</title>
-<meta name="date" content="2016-08-11">
-<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
-<script type="text/javascript" src="../../../../../script.js"></script>
-</head>
-<body>
-<script type="text/javascript"><!--
-    try {
-        if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="org.apache.gearpump.streaming.serializer 
Class Hierarchy";
-        }
-    }
-    catch(err) {
-    }
-//-->
-</script>
-<noscript>
-<div>JavaScript is disabled on your browser.</div>
-</noscript>
-<!-- ========= START OF TOP NAVBAR ======= -->
-<div class="topNav"><a name="navbar.top">
-<!--   -->
-</a>
-<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation 
links">Skip navigation links</a></div>
-<a name="navbar.top.firstrow">
-<!--   -->
-</a>
-<ul class="navList" title="Navigation">
-<li><a href="../../../../../overview-summary.html">Overview</a></li>
-<li><a href="package-summary.html">Package</a></li>
-<li>Class</li>
-<li class="navBarCell1Rev">Tree</li>
-<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
-<li><a href="../../../../../index-all.html">Index</a></li>
-<li><a href="../../../../../help-doc.html">Help</a></li>
-</ul>
-</div>
-<div class="subNav">
-<ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/monoid/package-tree.html">Prev</a></li>
-<li><a 
href="../../../../../org/apache/gearpump/streaming/sink/package-tree.html">Next</a></li>
-</ul>
-<ul class="navList">
-<li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/serializer/package-tree.html"
 target="_top">Frames</a></li>
-<li><a href="package-tree.html" target="_top">No&nbsp;Frames</a></li>
-</ul>
-<ul class="navList" id="allclasses_navbar_top">
-<li><a href="../../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
-</ul>
-<div>
-<script type="text/javascript"><!--
-  allClassesLink = document.getElementById("allclasses_navbar_top");
-  if(window==top) {
-    allClassesLink.style.display = "block";
-  }
-  else {
-    allClassesLink.style.display = "none";
-  }
-  //-->
-</script>
-</div>
-<a name="skip.navbar.top">
-<!--   -->
-</a></div>
-<!-- ========= END OF TOP NAVBAR ========= -->
-<div class="header">
-<h1 class="title">Hierarchy For Package 
org.apache.gearpump.streaming.serializer</h1>
-<span class="packageHierarchyLabel">Package Hierarchies:</span>
-<ul class="horizontal">
-<li><a href="../../../../../overview-tree.html">All Packages</a></li>
-</ul>
-</div>
-<div class="contentContainer">
-<h2 title="Class Hierarchy">Class Hierarchy</h2>
-<ul>
-<li type="circle">java.lang.Object
-<ul>
-<li type="circle">org.apache.gearpump.streaming.serializer.<a 
href="../../../../../org/apache/gearpump/streaming/serializer/ChillSerializer.html"
 title="class in org.apache.gearpump.streaming.serializer"><span 
class="typeNameLink">ChillSerializer</span></a>&lt;T&gt; (implements 
org.apache.gearpump.streaming.state.api.<a 
href="../../../../../org/apache/gearpump/streaming/state/api/Serializer.html" 
title="interface in 
org.apache.gearpump.streaming.state.api">Serializer</a>&lt;T&gt;)</li>
-</ul>
-</li>
-</ul>
-</div>
-<!-- ======= START OF BOTTOM NAVBAR ====== -->
-<div class="bottomNav"><a name="navbar.bottom">
-<!--   -->
-</a>
-<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation 
links">Skip navigation links</a></div>
-<a name="navbar.bottom.firstrow">
-<!--   -->
-</a>
-<ul class="navList" title="Navigation">
-<li><a href="../../../../../overview-summary.html">Overview</a></li>
-<li><a href="package-summary.html">Package</a></li>
-<li>Class</li>
-<li class="navBarCell1Rev">Tree</li>
-<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
-<li><a href="../../../../../index-all.html">Index</a></li>
-<li><a href="../../../../../help-doc.html">Help</a></li>
-</ul>
-</div>
-<div class="subNav">
-<ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/monoid/package-tree.html">Prev</a></li>
-<li><a 
href="../../../../../org/apache/gearpump/streaming/sink/package-tree.html">Next</a></li>
-</ul>
-<ul class="navList">
-<li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/serializer/package-tree.html"
 target="_top">Frames</a></li>
-<li><a href="package-tree.html" target="_top">No&nbsp;Frames</a></li>
-</ul>
-<ul class="navList" id="allclasses_navbar_bottom">
-<li><a href="../../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
-</ul>
-<div>
-<script type="text/javascript"><!--
-  allClassesLink = document.getElementById("allclasses_navbar_bottom");
-  if(window==top) {
-    allClassesLink.style.display = "block";
-  }
-  else {
-    allClassesLink.style.display = "none";
-  }
-  //-->
-</script>
-</div>
-<a name="skip.navbar.bottom">
-<!--   -->
-</a></div>
-<!-- ======== END OF BOTTOM NAVBAR ======= -->
-</body>
-</html>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSink.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSink.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSink.html
index 7d69c42..628cdfb 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSink.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSink.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:15 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:19 PST 2016 -->
 <title>DataSink</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -104,7 +104,7 @@ var activeTableTab = "activeTableTab";
 </dl>
 <dl>
 <dt>All Known Implementing Classes:</dt>
-<dd><a 
href="../../../../../org/apache/gearpump/streaming/kafka/lib/sink/AbstractKafkaSink.html"
 title="class in 
org.apache.gearpump.streaming.kafka.lib.sink">AbstractKafkaSink</a>, <a 
href="../../../../../org/apache/gearpump/external/hbase/HBaseSink.html" 
title="class in org.apache.gearpump.external.hbase">HBaseSink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/kafka/KafkaSink.html" 
title="class in org.apache.gearpump.streaming.kafka">KafkaSink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/dsl/LoggerSink.html" 
title="class in org.apache.gearpump.streaming.dsl">LoggerSink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/hadoop/SequenceFileSink.html"
 title="class in org.apache.gearpump.streaming.hadoop">SequenceFileSink</a></dd>
+<dd><a 
href="../../../../../org/apache/gearpump/streaming/kafka/lib/sink/AbstractKafkaSink.html"
 title="class in 
org.apache.gearpump.streaming.kafka.lib.sink">AbstractKafkaSink</a>, <a 
href="../../../../../org/apache/gearpump/external/hbase/HBaseSink.html" 
title="class in org.apache.gearpump.external.hbase">HBaseSink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/kafka/KafkaSink.html" 
title="class in org.apache.gearpump.streaming.kafka">KafkaSink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/dsl/LoggerSink.html" 
title="class in org.apache.gearpump.streaming.dsl">LoggerSink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/dsl/plan/OpSpec.AnySink.html"
 title="class in org.apache.gearpump.streaming.dsl.plan">OpSpec.AnySink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/dsl/plan/PlannerSpec.AnySink.html"
 title="class in 
org.apache.gearpump.streaming.dsl.plan">PlannerSpec.AnySink</a>, <a 
href="../../../../../org/apache/gearpump/streaming/had
 oop/SequenceFileSink.html" title="class in 
org.apache.gearpump.streaming.hadoop">SequenceFileSink</a></dd>
 </dl>
 <hr>
 <br>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkProcessor.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkProcessor.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkProcessor.html
index 4bc255f..0ba0e49 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkProcessor.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkProcessor.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:15 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:19 PST 2016 -->
 <title>DataSinkProcessor</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkTask.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkTask.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkTask.html
index 906a962..f3fb0af 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkTask.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/DataSinkTask.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:15 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:19 PST 2016 -->
 <title>DataSinkTask</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -49,7 +49,7 @@ var activeTableTab = "activeTableTab";
 <div class="subNav">
 <ul class="navList">
 <li><a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkProcessor.html" 
title="class in org.apache.gearpump.streaming.sink"><span 
class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li>Next&nbsp;Class</li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkTaskSpec.html" 
title="class in org.apache.gearpump.streaming.sink"><span 
class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/sink/DataSinkTask.html"
 target="_top">Frames</a></li>
@@ -173,7 +173,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkTask.html#onStart-org.apache.gearpump.streaming.task.StartTime-">onStart</a></span>(<a
 href="../../../../../org/apache/gearpump/streaming/task/StartTime.html" 
title="class in 
org.apache.gearpump.streaming.task">StartTime</a>&nbsp;startTime)</code>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkTask.html#onStart-java.time.Instant-">onStart</a></span>(java.time.Instant&nbsp;startTime)</code>
 <div class="block">Method called with the task is initialized.</div>
 </td>
 </tr>
@@ -189,7 +189,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <!--   -->
 </a>
 <h3>Methods inherited from class&nbsp;org.apache.gearpump.streaming.task.<a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task">Task</a></h3>
-<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#LOG--">LOG</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#receiveUnManagedMessage--">receiveUnManagedMessage</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#self--">self</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#sender--">sender</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#system--">system</a></code></li>
+<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#LOG--">LOG</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#onWatermarkProgress-java.time.Instant-">onWatermarkProgress</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#receiveUnManagedMessage--">receiveUnManagedMessage</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#self--">self</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#sender--">sender</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#system--">system</a></code></li>
 </ul>
 <ul class="blockList">
 <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
@@ -250,20 +250,20 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <pre>public static&nbsp;java.lang.String&nbsp;DATA_SINK()</pre>
 </li>
 </ul>
-<a name="onStart-org.apache.gearpump.streaming.task.StartTime-">
+<a name="onStart-java.time.Instant-">
 <!--   -->
 </a>
 <ul class="blockList">
 <li class="blockList">
 <h4>onStart</h4>
-<pre>public&nbsp;void&nbsp;onStart(<a 
href="../../../../../org/apache/gearpump/streaming/task/StartTime.html" 
title="class in 
org.apache.gearpump.streaming.task">StartTime</a>&nbsp;startTime)</pre>
-<div class="block"><span class="descfrmTypeLabel">Description copied from 
interface:&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-org.apache.gearpump.streaming.task.StartTime-">TaskInterface</a></code></span></div>
+<pre>public&nbsp;void&nbsp;onStart(java.time.Instant&nbsp;startTime)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from 
interface:&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-java.time.Instant-">TaskInterface</a></code></span></div>
 <div class="block">Method called with the task is initialized.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
-<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-org.apache.gearpump.streaming.task.StartTime-">onStart</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskInterface</a></code></dd>
+<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-java.time.Instant-">onStart</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskInterface</a></code></dd>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
-<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#onStart-org.apache.gearpump.streaming.task.StartTime-">onStart</a></code>&nbsp;in
 class&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task">Task</a></code></dd>
+<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#onStart-java.time.Instant-">onStart</a></code>&nbsp;in
 class&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task">Task</a></code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>startTime</code> - startTime that can be used to decide from when a 
source producer task should
                   replay the data source, or from when a processor task should 
recover its
@@ -338,7 +338,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <div class="subNav">
 <ul class="navList">
 <li><a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkProcessor.html" 
title="class in org.apache.gearpump.streaming.sink"><span 
class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li>Next&nbsp;Class</li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkTaskSpec.html" 
title="class in org.apache.gearpump.streaming.sink"><span 
class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/sink/DataSinkTask.html"
 target="_top">Frames</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-frame.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-frame.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-frame.html
index d98231d..85b8a72 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-frame.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-frame.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:17 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:20 PST 2016 -->
 <title>org.apache.gearpump.streaming.sink</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -19,6 +19,7 @@
 <ul title="Classes">
 <li><a href="DataSinkProcessor.html" title="class in 
org.apache.gearpump.streaming.sink" 
target="classFrame">DataSinkProcessor</a></li>
 <li><a href="DataSinkTask.html" title="class in 
org.apache.gearpump.streaming.sink" target="classFrame">DataSinkTask</a></li>
+<li><a href="DataSinkTaskSpec.html" title="class in 
org.apache.gearpump.streaming.sink" 
target="classFrame">DataSinkTaskSpec</a></li>
 </ul>
 </div>
 </body>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-summary.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-summary.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-summary.html
index 9886c57..2603bb4 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-summary.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-summary.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:17 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:20 PST 2016 -->
 <title>org.apache.gearpump.streaming.sink</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -42,7 +42,7 @@
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/serializer/package-summary.html">Prev&nbsp;Package</a></li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/partitioner/package-summary.html">Prev&nbsp;Package</a></li>
 <li><a 
href="../../../../../org/apache/gearpump/streaming/source/package-summary.html">Next&nbsp;Package</a></li>
 </ul>
 <ul class="navList">
@@ -112,6 +112,10 @@
 <div class="block">General task that runs any <a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSink.html" 
title="interface in 
org.apache.gearpump.streaming.sink"><code>DataSink</code></a></div>
 </td>
 </tr>
+<tr class="altColor">
+<td class="colFirst"><a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkTaskSpec.html" 
title="class in org.apache.gearpump.streaming.sink">DataSinkTaskSpec</a></td>
+<td class="colLast">&nbsp;</td>
+</tr>
 </tbody>
 </table>
 </li>
@@ -137,7 +141,7 @@
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/serializer/package-summary.html">Prev&nbsp;Package</a></li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/partitioner/package-summary.html">Prev&nbsp;Package</a></li>
 <li><a 
href="../../../../../org/apache/gearpump/streaming/source/package-summary.html">Next&nbsp;Package</a></li>
 </ul>
 <ul class="navList">

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-tree.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-tree.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-tree.html
index 4051d70..7f66746 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-tree.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/sink/package-tree.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:17 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:20 PST 2016 -->
 <title>org.apache.gearpump.streaming.sink Class Hierarchy</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -42,7 +42,7 @@
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/serializer/package-tree.html">Prev</a></li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/partitioner/package-tree.html">Prev</a></li>
 <li><a 
href="../../../../../org/apache/gearpump/streaming/source/package-tree.html">Next</a></li>
 </ul>
 <ul class="navList">
@@ -81,6 +81,11 @@
 <li type="circle">java.lang.Object
 <ul>
 <li type="circle">org.apache.gearpump.streaming.sink.<a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkProcessor.html" 
title="class in org.apache.gearpump.streaming.sink"><span 
class="typeNameLink">DataSinkProcessor</span></a></li>
+<li type="circle">org.scalatest.PropSpec
+<ul>
+<li type="circle">org.apache.gearpump.streaming.sink.<a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkTaskSpec.html" 
title="class in org.apache.gearpump.streaming.sink"><span 
class="typeNameLink">DataSinkTaskSpec</span></a></li>
+</ul>
+</li>
 <li type="circle">org.apache.gearpump.streaming.task.<a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task"><span 
class="typeNameLink">Task</span></a> (implements 
org.apache.gearpump.streaming.task.<a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html" 
title="interface in org.apache.gearpump.streaming.task">TaskInterface</a>)
 <ul>
 <li type="circle">org.apache.gearpump.streaming.sink.<a 
href="../../../../../org/apache/gearpump/streaming/sink/DataSinkTask.html" 
title="class in org.apache.gearpump.streaming.sink"><span 
class="typeNameLink">DataSinkTask</span></a></li>
@@ -118,7 +123,7 @@
 </div>
 <div class="subNav">
 <ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/serializer/package-tree.html">Prev</a></li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/partitioner/package-tree.html">Prev</a></li>
 <li><a 
href="../../../../../org/apache/gearpump/streaming/source/package-tree.html">Next</a></li>
 </ul>
 <ul class="navList">

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSource.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSource.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSource.html
index 0e17a24..08bb227 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSource.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSource.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:14 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:17 PST 2016 -->
 <title>DataSource</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -18,7 +18,7 @@
     catch(err) {
     }
 //-->
-var methods = {"i0":6,"i1":6,"i2":6};
+var methods = {"i0":6,"i1":6,"i2":6,"i3":6};
 var tabs = {65535:["t0","All Methods"],2:["t2","Instance 
Methods"],4:["t3","Abstract Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
@@ -108,7 +108,7 @@ var activeTableTab = "activeTableTab";
 </dl>
 <dl>
 <dt>All Known Implementing Classes:</dt>
-<dd><a 
href="../../../../../org/apache/gearpump/streaming/kafka/lib/source/AbstractKafkaSource.html"
 title="class in 
org.apache.gearpump.streaming.kafka.lib.source">AbstractKafkaSource</a>, <a 
href="../../../../../org/apache/gearpump/streaming/dsl/CollectionDataSource.html"
 title="class in org.apache.gearpump.streaming.dsl">CollectionDataSource</a>, 
<a href="../../../../../org/apache/gearpump/streaming/kafka/KafkaSource.html" 
title="class in org.apache.gearpump.streaming.kafka">KafkaSource</a></dd>
+<dd><a 
href="../../../../../org/apache/gearpump/streaming/kafka/lib/source/AbstractKafkaSource.html"
 title="class in 
org.apache.gearpump.streaming.kafka.lib.source">AbstractKafkaSource</a>, <a 
href="../../../../../org/apache/gearpump/streaming/dsl/CollectionDataSource.html"
 title="class in org.apache.gearpump.streaming.dsl">CollectionDataSource</a>, 
<a href="../../../../../org/apache/gearpump/streaming/kafka/KafkaSource.html" 
title="class in org.apache.gearpump.streaming.kafka">KafkaSource</a>, <a 
href="../../../../../org/apache/gearpump/streaming/dsl/plan/OpSpec.AnySource.html"
 title="class in org.apache.gearpump.streaming.dsl.plan">OpSpec.AnySource</a>, 
<a 
href="../../../../../org/apache/gearpump/streaming/dsl/plan/PlannerSpec.AnySource.html"
 title="class in 
org.apache.gearpump.streaming.dsl.plan">PlannerSpec.AnySource</a></dd>
 </dl>
 <hr>
 <br>
@@ -157,14 +157,22 @@ extends java.io.Serializable</pre>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
+<td class="colFirst"><code>java.time.Instant</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html#getWatermark--">getWatermark</a></span>()</code>
+<div class="block">Returns a watermark
+ no timestamp earlier than the watermark
+ should enter the system</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html#open-org.apache.gearpump.streaming.task.TaskContext-long-">open</a></span>(<a
 href="../../../../../org/apache/gearpump/streaming/task/TaskContext.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskContext</a>&nbsp;context,
-    long&nbsp;startTime)</code>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html#open-org.apache.gearpump.streaming.task.TaskContext-java.time.Instant-">open</a></span>(<a
 href="../../../../../org/apache/gearpump/streaming/task/TaskContext.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskContext</a>&nbsp;context,
+    java.time.Instant&nbsp;startTime)</code>
 <div class="block">Opens connection to data source
  invoked in onStart() method of <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source"><code>DataSourceTask</code></a></div>
 </td>
 </tr>
-<tr id="i2" class="altColor">
+<tr id="i3" class="rowColor">
 <td class="colFirst"><code><a 
href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html#read--">read</a></span>()</code>
 <div class="block">Reads next message from data source and
@@ -186,14 +194,14 @@ extends java.io.Serializable</pre>
 <!--   -->
 </a>
 <h3>Method Detail</h3>
-<a name="open-org.apache.gearpump.streaming.task.TaskContext-long-">
+<a 
name="open-org.apache.gearpump.streaming.task.TaskContext-java.time.Instant-">
 <!--   -->
 </a>
 <ul class="blockList">
 <li class="blockList">
 <h4>open</h4>
 <pre>void&nbsp;open(<a 
href="../../../../../org/apache/gearpump/streaming/task/TaskContext.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskContext</a>&nbsp;context,
-          long&nbsp;startTime)</pre>
+          java.time.Instant&nbsp;startTime)</pre>
 <div class="block">Opens connection to data source
  invoked in onStart() method of <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source"><code>DataSourceTask</code></a>
  <p></div>
@@ -223,7 +231,7 @@ extends java.io.Serializable</pre>
 <a name="close--">
 <!--   -->
 </a>
-<ul class="blockListLast">
+<ul class="blockList">
 <li class="blockList">
 <h4>close</h4>
 <pre>void&nbsp;close()</pre>
@@ -231,6 +239,22 @@ extends java.io.Serializable</pre>
  invoked in onStop() method of <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source"><code>DataSourceTask</code></a></div>
 </li>
 </ul>
+<a name="getWatermark--">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>getWatermark</h4>
+<pre>java.time.Instant&nbsp;getWatermark()</pre>
+<div class="block">Returns a watermark
+ no timestamp earlier than the watermark
+ should enter the system</div>
+<dl>
+<dt><span class="returnLabel">Returns:</span></dt>
+<dd>(undocumented)</dd>
+</dl>
+</li>
+</ul>
 </li>
 </ul>
 </li>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceConfig.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceConfig.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceConfig.html
index f60841f..658d77d 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceConfig.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceConfig.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:14 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:17 PST 2016 -->
 <title>DataSourceConfig</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceProcessor.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceProcessor.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceProcessor.html
index a819e66..10ff9ac 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceProcessor.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceProcessor.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:14 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:17 PST 2016 -->
 <title>DataSourceProcessor</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -157,7 +157,7 @@ extends java.lang.Object</pre>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
-<td class="colFirst"><code>static <a 
href="../../../../../org/apache/gearpump/streaming/Processor.html" 
title="interface in org.apache.gearpump.streaming">Processor</a>&lt;<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source">DataSourceTask</a>&gt;</code></td>
+<td class="colFirst"><code>static <a 
href="../../../../../org/apache/gearpump/streaming/Processor.html" 
title="interface in org.apache.gearpump.streaming">Processor</a>&lt;<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source">DataSourceTask</a>&lt;java.lang.Object,java.lang.Object&gt;&gt;</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceProcessor.html#apply-org.apache.gearpump.streaming.source.DataSource-int-java.lang.String-org.apache.gearpump.cluster.UserConfig-akka.actor.ActorSystem-">apply</a></span>(<a
 href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source">DataSource</a>&nbsp;dataSource,
      int&nbsp;parallelism,
      java.lang.String&nbsp;description,
@@ -209,11 +209,11 @@ extends java.lang.Object</pre>
 <ul class="blockListLast">
 <li class="blockList">
 <h4>apply</h4>
-<pre>public static&nbsp;<a 
href="../../../../../org/apache/gearpump/streaming/Processor.html" 
title="interface in org.apache.gearpump.streaming">Processor</a>&lt;<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source">DataSourceTask</a>&gt;&nbsp;apply(<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source">DataSource</a>&nbsp;dataSource,
-                                              int&nbsp;parallelism,
-                                              
java.lang.String&nbsp;description,
-                                              <a 
href="../../../../../org/apache/gearpump/cluster/UserConfig.html" title="class 
in org.apache.gearpump.cluster">UserConfig</a>&nbsp;taskConf,
-                                              
akka.actor.ActorSystem&nbsp;system)</pre>
+<pre>public static&nbsp;<a 
href="../../../../../org/apache/gearpump/streaming/Processor.html" 
title="interface in org.apache.gearpump.streaming">Processor</a>&lt;<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source">DataSourceTask</a>&lt;java.lang.Object,java.lang.Object&gt;&gt;&nbsp;apply(<a
 href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source">DataSource</a>&nbsp;dataSource,
+                                                                               
  int&nbsp;parallelism,
+                                                                               
  java.lang.String&nbsp;description,
+                                                                               
  <a href="../../../../../org/apache/gearpump/cluster/UserConfig.html" 
title="class in org.apache.gearpump.cluster">UserConfig</a>&nbsp;taskConf,
+                                                                               
  akka.actor.ActorSystem&nbsp;system)</pre>
 </li>
 </ul>
 </li>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceTask.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceTask.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceTask.html
index 7c82c26..02822ef 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceTask.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DataSourceTask.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:14 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:17 PST 2016 -->
 <title>DataSourceTask</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -18,8 +18,8 @@
     catch(err) {
     }
 //-->
-var methods = {"i0":9,"i1":10,"i2":10,"i3":10};
-var tabs = {65535:["t0","All Methods"],1:["t1","Static 
Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]};
+var methods = {"i0":10,"i1":10,"i2":10};
+var tabs = {65535:["t0","All Methods"],2:["t2","Instance 
Methods"],8:["t4","Concrete Methods"]};
 var altColor = "altColor";
 var rowColor = "rowColor";
 var tableTab = "tableTab";
@@ -49,7 +49,7 @@ var activeTableTab = "activeTableTab";
 <div class="subNav">
 <ul class="navList">
 <li><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceProcessor.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li><a 
href="../../../../../org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Next&nbsp;Class</span></a></li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTaskSpec.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/source/DataSourceTask.html"
 target="_top">Frames</a></li>
@@ -92,7 +92,7 @@ var activeTableTab = "activeTableTab";
 <!-- ======== START OF CLASS DATA ======== -->
 <div class="header">
 <div class="subTitle">org.apache.gearpump.streaming.source</div>
-<h2 title="Class DataSourceTask" class="title">Class DataSourceTask</h2>
+<h2 title="Class DataSourceTask" class="title">Class 
DataSourceTask&lt;IN,OUT&gt;</h2>
 </div>
 <div class="contentContainer">
 <ul class="inheritance">
@@ -102,7 +102,7 @@ var activeTableTab = "activeTableTab";
 <li><a href="../../../../../org/apache/gearpump/streaming/task/Task.html" 
title="class in 
org.apache.gearpump.streaming.task">org.apache.gearpump.streaming.task.Task</a></li>
 <li>
 <ul class="inheritance">
-<li>org.apache.gearpump.streaming.source.DataSourceTask</li>
+<li>org.apache.gearpump.streaming.source.DataSourceTask&lt;IN,OUT&gt;</li>
 </ul>
 </li>
 </ul>
@@ -117,7 +117,7 @@ var activeTableTab = "activeTableTab";
 </dl>
 <hr>
 <br>
-<pre>public class <span class="typeNameLabel">DataSourceTask</span>
+<pre>public class <span 
class="typeNameLabel">DataSourceTask&lt;IN,OUT&gt;</span>
 extends <a href="../../../../../org/apache/gearpump/streaming/task/Task.html" 
title="class in org.apache.gearpump.streaming.task">Task</a></pre>
 <div class="block">Default Task container for <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source"><code>DataSource</code></a> that
  reads from DataSource in batch
@@ -151,9 +151,10 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
               <a 
href="../../../../../org/apache/gearpump/cluster/UserConfig.html" title="class 
in org.apache.gearpump.cluster">UserConfig</a>&nbsp;conf)</code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
-<td class="colOne"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#DataSourceTask-org.apache.gearpump.streaming.task.TaskContext-org.apache.gearpump.cluster.UserConfig-org.apache.gearpump.streaming.source.DataSource-">DataSourceTask</a></span>(<a
 href="../../../../../org/apache/gearpump/streaming/task/TaskContext.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskContext</a>&nbsp;context,
+<td class="colOne"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#DataSourceTask-org.apache.gearpump.streaming.task.TaskContext-org.apache.gearpump.cluster.UserConfig-org.apache.gearpump.streaming.source.DataSource-scala.Option-">DataSourceTask</a></span>(<a
 href="../../../../../org/apache/gearpump/streaming/task/TaskContext.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskContext</a>&nbsp;context,
               <a 
href="../../../../../org/apache/gearpump/cluster/UserConfig.html" title="class 
in org.apache.gearpump.cluster">UserConfig</a>&nbsp;conf,
-              <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source">DataSource</a>&nbsp;source)</code>&nbsp;</td>
+              <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source">DataSource</a>&nbsp;source,
+              scala.Option&lt;<a 
href="../../../../../org/apache/gearpump/streaming/dsl/plan/functions/SingleInputFunction.html"
 title="interface in 
org.apache.gearpump.streaming.dsl.plan.functions">SingleInputFunction</a>&lt;<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="type parameter in DataSourceTask">IN</a>,<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="type parameter in 
DataSourceTask">OUT</a>&gt;&gt;&nbsp;operator)</code>&nbsp;</td>
 </tr>
 </table>
 </li>
@@ -165,28 +166,24 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 </a>
 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" 
summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span 
class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a 
href="javascript:show(1);">Static Methods</a></span><span 
class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a 
href="javascript:show(2);">Instance Methods</a></span><span 
class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a 
href="javascript:show(8);">Concrete Methods</a></span><span 
class="tabEnd">&nbsp;</span></span></caption>
+<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span 
class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a 
href="javascript:show(2);">Instance Methods</a></span><span 
class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a 
href="javascript:show(8);">Concrete Methods</a></span><span 
class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
-<td class="colFirst"><code>static java.lang.String</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#DATA_SOURCE--">DATA_SOURCE</a></span>()</code>&nbsp;</td>
-</tr>
-<tr id="i1" class="rowColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#onNext-org.apache.gearpump.Message-">onNext</a></span>(<a
 href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&nbsp;message)</code>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#onNext-org.apache.gearpump.Message-">onNext</a></span>(<a
 href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&nbsp;m)</code>
 <div class="block">Method called for each message received.</div>
 </td>
 </tr>
-<tr id="i2" class="altColor">
+<tr id="i1" class="rowColor">
 <td class="colFirst"><code>void</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#onStart-org.apache.gearpump.streaming.task.StartTime-">onStart</a></span>(<a
 href="../../../../../org/apache/gearpump/streaming/task/StartTime.html" 
title="class in 
org.apache.gearpump.streaming.task">StartTime</a>&nbsp;newStartTime)</code>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#onStart-java.time.Instant-">onStart</a></span>(java.time.Instant&nbsp;startTime)</code>
 <div class="block">Method called with the task is initialized.</div>
 </td>
 </tr>
-<tr id="i3" class="rowColor">
+<tr id="i2" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html#onStop--">onStop</a></span>()</code>
 <div class="block">Method called when task is under clean up.</div>
@@ -198,7 +195,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <!--   -->
 </a>
 <h3>Methods inherited from class&nbsp;org.apache.gearpump.streaming.task.<a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task">Task</a></h3>
-<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#LOG--">LOG</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#receiveUnManagedMessage--">receiveUnManagedMessage</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#self--">self</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#sender--">sender</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#system--">system</a></code></li>
+<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#LOG--">LOG</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#onWatermarkProgress-java.time.Instant-">onWatermarkProgress</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#receiveUnManagedMessage--">receiveUnManagedMessage</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#self--">self</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#sender--">sender</a>,
 <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#system--">system</a></code></li>
 </ul>
 <ul class="blockList">
 <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
@@ -221,7 +218,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <!--   -->
 </a>
 <h3>Constructor Detail</h3>
-<a 
name="DataSourceTask-org.apache.gearpump.streaming.task.TaskContext-org.apache.gearpump.cluster.UserConfig-org.apache.gearpump.streaming.source.DataSource-">
+<a 
name="DataSourceTask-org.apache.gearpump.streaming.task.TaskContext-org.apache.gearpump.cluster.UserConfig-org.apache.gearpump.streaming.source.DataSource-scala.Option-">
 <!--   -->
 </a>
 <ul class="blockList">
@@ -229,7 +226,8 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <h4>DataSourceTask</h4>
 <pre>public&nbsp;DataSourceTask(<a 
href="../../../../../org/apache/gearpump/streaming/task/TaskContext.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskContext</a>&nbsp;context,
                       <a 
href="../../../../../org/apache/gearpump/cluster/UserConfig.html" title="class 
in org.apache.gearpump.cluster">UserConfig</a>&nbsp;conf,
-                      <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source">DataSource</a>&nbsp;source)</pre>
+                      <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source">DataSource</a>&nbsp;source,
+                      scala.Option&lt;<a 
href="../../../../../org/apache/gearpump/streaming/dsl/plan/functions/SingleInputFunction.html"
 title="interface in 
org.apache.gearpump.streaming.dsl.plan.functions">SingleInputFunction</a>&lt;<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="type parameter in DataSourceTask">IN</a>,<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="type parameter in DataSourceTask">OUT</a>&gt;&gt;&nbsp;operator)</pre>
 </li>
 </ul>
 <a 
name="DataSourceTask-org.apache.gearpump.streaming.task.TaskContext-org.apache.gearpump.cluster.UserConfig-">
@@ -250,31 +248,22 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <!--   -->
 </a>
 <h3>Method Detail</h3>
-<a name="DATA_SOURCE--">
-<!--   -->
-</a>
-<ul class="blockList">
-<li class="blockList">
-<h4>DATA_SOURCE</h4>
-<pre>public static&nbsp;java.lang.String&nbsp;DATA_SOURCE()</pre>
-</li>
-</ul>
-<a name="onStart-org.apache.gearpump.streaming.task.StartTime-">
+<a name="onStart-java.time.Instant-">
 <!--   -->
 </a>
 <ul class="blockList">
 <li class="blockList">
 <h4>onStart</h4>
-<pre>public&nbsp;void&nbsp;onStart(<a 
href="../../../../../org/apache/gearpump/streaming/task/StartTime.html" 
title="class in 
org.apache.gearpump.streaming.task">StartTime</a>&nbsp;newStartTime)</pre>
-<div class="block"><span class="descfrmTypeLabel">Description copied from 
interface:&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-org.apache.gearpump.streaming.task.StartTime-">TaskInterface</a></code></span></div>
+<pre>public&nbsp;void&nbsp;onStart(java.time.Instant&nbsp;startTime)</pre>
+<div class="block"><span class="descfrmTypeLabel">Description copied from 
interface:&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-java.time.Instant-">TaskInterface</a></code></span></div>
 <div class="block">Method called with the task is initialized.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
-<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-org.apache.gearpump.streaming.task.StartTime-">onStart</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskInterface</a></code></dd>
+<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onStart-java.time.Instant-">onStart</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html" 
title="interface in 
org.apache.gearpump.streaming.task">TaskInterface</a></code></dd>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
-<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#onStart-org.apache.gearpump.streaming.task.StartTime-">onStart</a></code>&nbsp;in
 class&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task">Task</a></code></dd>
+<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#onStart-java.time.Instant-">onStart</a></code>&nbsp;in
 class&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task">Task</a></code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>newStartTime</code> - startTime that can be used to decide from when 
a source producer task should
+<dd><code>startTime</code> - startTime that can be used to decide from when a 
source producer task should
                   replay the data source, or from when a processor task should 
recover its
                   checkpoint data in to in-memory state.</dd>
 </dl>
@@ -286,7 +275,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <ul class="blockList">
 <li class="blockList">
 <h4>onNext</h4>
-<pre>public&nbsp;void&nbsp;onNext(<a 
href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&nbsp;message)</pre>
+<pre>public&nbsp;void&nbsp;onNext(<a 
href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&nbsp;m)</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from 
interface:&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html#onNext-org.apache.gearpump.Message-">TaskInterface</a></code></span></div>
 <div class="block">Method called for each message received.
  <p></div>
@@ -296,7 +285,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html#onNext-org.apache.gearpump.Message-">onNext</a></code>&nbsp;in
 class&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task">Task</a></code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
-<dd><code>message</code> - Message send by upstream tasks</dd>
+<dd><code>m</code> - Message send by upstream tasks</dd>
 </dl>
 </li>
 </ul>
@@ -347,7 +336,7 @@ extends <a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" ti
 <div class="subNav">
 <ul class="navList">
 <li><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceProcessor.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li><a 
href="../../../../../org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Next&nbsp;Class</span></a></li>
+<li><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTaskSpec.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Next&nbsp;Class</span></a></li>
 </ul>
 <ul class="navList">
 <li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/source/DataSourceTask.html"
 target="_top">Frames</a></li>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html
deleted file mode 100644
index 55af0f0..0000000
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html
+++ /dev/null
@@ -1,285 +0,0 @@
-<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" 
"http://www.w3.org/TR/html4/loose.dtd";>
-<!-- NewPage -->
-<html lang="en">
-<head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:14 PDT 2016 -->
-<title>DefaultTimeStampFilter</title>
-<meta name="date" content="2016-08-11">
-<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
-<script type="text/javascript" src="../../../../../script.js"></script>
-</head>
-<body>
-<script type="text/javascript"><!--
-    try {
-        if (location.href.indexOf('is-external=true') == -1) {
-            parent.document.title="DefaultTimeStampFilter";
-        }
-    }
-    catch(err) {
-    }
-//-->
-var methods = {"i0":10};
-var tabs = {65535:["t0","All Methods"],2:["t2","Instance 
Methods"],8:["t4","Concrete Methods"]};
-var altColor = "altColor";
-var rowColor = "rowColor";
-var tableTab = "tableTab";
-var activeTableTab = "activeTableTab";
-</script>
-<noscript>
-<div>JavaScript is disabled on your browser.</div>
-</noscript>
-<!-- ========= START OF TOP NAVBAR ======= -->
-<div class="topNav"><a name="navbar.top">
-<!--   -->
-</a>
-<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation 
links">Skip navigation links</a></div>
-<a name="navbar.top.firstrow">
-<!--   -->
-</a>
-<ul class="navList" title="Navigation">
-<li><a href="../../../../../overview-summary.html">Overview</a></li>
-<li><a href="package-summary.html">Package</a></li>
-<li class="navBarCell1Rev">Class</li>
-<li><a href="package-tree.html">Tree</a></li>
-<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
-<li><a href="../../../../../index-all.html">Index</a></li>
-<li><a href="../../../../../help-doc.html">Help</a></li>
-</ul>
-</div>
-<div class="subNav">
-<ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li>Next&nbsp;Class</li>
-</ul>
-<ul class="navList">
-<li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html"
 target="_top">Frames</a></li>
-<li><a href="DefaultTimeStampFilter.html" target="_top">No&nbsp;Frames</a></li>
-</ul>
-<ul class="navList" id="allclasses_navbar_top">
-<li><a href="../../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
-</ul>
-<div>
-<script type="text/javascript"><!--
-  allClassesLink = document.getElementById("allclasses_navbar_top");
-  if(window==top) {
-    allClassesLink.style.display = "block";
-  }
-  else {
-    allClassesLink.style.display = "none";
-  }
-  //-->
-</script>
-</div>
-<div>
-<ul class="subNavList">
-<li>Summary:&nbsp;</li>
-<li>Nested&nbsp;|&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
-<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
-<li><a href="#method.summary">Method</a></li>
-</ul>
-<ul class="subNavList">
-<li>Detail:&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
-<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
-<li><a href="#method.detail">Method</a></li>
-</ul>
-</div>
-<a name="skip.navbar.top">
-<!--   -->
-</a></div>
-<!-- ========= END OF TOP NAVBAR ========= -->
-<!-- ======== START OF CLASS DATA ======== -->
-<div class="header">
-<div class="subTitle">org.apache.gearpump.streaming.source</div>
-<h2 title="Class DefaultTimeStampFilter" class="title">Class 
DefaultTimeStampFilter</h2>
-</div>
-<div class="contentContainer">
-<ul class="inheritance">
-<li>java.lang.Object</li>
-<li>
-<ul class="inheritance">
-<li>org.apache.gearpump.streaming.source.DefaultTimeStampFilter</li>
-</ul>
-</li>
-</ul>
-<div class="description">
-<ul class="blockList">
-<li class="blockList">
-<dl>
-<dt>All Implemented Interfaces:</dt>
-<dd>java.io.Serializable, <a 
href="../../../../../org/apache/gearpump/streaming/transaction/api/TimeStampFilter.html"
 title="interface in 
org.apache.gearpump.streaming.transaction.api">TimeStampFilter</a></dd>
-</dl>
-<hr>
-<br>
-<pre>public class <span class="typeNameLabel">DefaultTimeStampFilter</span>
-extends java.lang.Object
-implements <a 
href="../../../../../org/apache/gearpump/streaming/transaction/api/TimeStampFilter.html"
 title="interface in 
org.apache.gearpump.streaming.transaction.api">TimeStampFilter</a></pre>
-<div class="block">TimeStampFilter filters out messages which have obsolete 
(smaller) timestamp.</div>
-<dl>
-<dt><span class="seeLabel">See Also:</span></dt>
-<dd><a 
href="../../../../../serialized-form.html#org.apache.gearpump.streaming.source.DefaultTimeStampFilter">Serialized
 Form</a></dd>
-</dl>
-</li>
-</ul>
-</div>
-<div class="summary">
-<ul class="blockList">
-<li class="blockList">
-<!-- ======== CONSTRUCTOR SUMMARY ======== -->
-<ul class="blockList">
-<li class="blockList"><a name="constructor.summary">
-<!--   -->
-</a>
-<h3>Constructor Summary</h3>
-<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" 
summary="Constructor Summary table, listing constructors, and an explanation">
-<caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
-<tr>
-<th class="colOne" scope="col">Constructor and Description</th>
-</tr>
-<tr class="altColor">
-<td class="colOne"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html#DefaultTimeStampFilter--">DefaultTimeStampFilter</a></span>()</code>&nbsp;</td>
-</tr>
-</table>
-</li>
-</ul>
-<!-- ========== METHOD SUMMARY =========== -->
-<ul class="blockList">
-<li class="blockList"><a name="method.summary">
-<!--   -->
-</a>
-<h3>Method Summary</h3>
-<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" 
summary="Method Summary table, listing methods, and an explanation">
-<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span 
class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a 
href="javascript:show(2);">Instance Methods</a></span><span 
class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a 
href="javascript:show(8);">Concrete Methods</a></span><span 
class="tabEnd">&nbsp;</span></span></caption>
-<tr>
-<th class="colFirst" scope="col">Modifier and Type</th>
-<th class="colLast" scope="col">Method and Description</th>
-</tr>
-<tr id="i0" class="altColor">
-<td class="colFirst"><code>scala.Option&lt;<a 
href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&gt;</code></td>
-<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html#filter-org.apache.gearpump.Message-long-">filter</a></span>(<a
 href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&nbsp;msg,
-      long&nbsp;predicate)</code>&nbsp;</td>
-</tr>
-</table>
-<ul class="blockList">
-<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
-<!--   -->
-</a>
-<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
-<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, 
toString, wait, wait, wait</code></li>
-</ul>
-</li>
-</ul>
-</li>
-</ul>
-</div>
-<div class="details">
-<ul class="blockList">
-<li class="blockList">
-<!-- ========= CONSTRUCTOR DETAIL ======== -->
-<ul class="blockList">
-<li class="blockList"><a name="constructor.detail">
-<!--   -->
-</a>
-<h3>Constructor Detail</h3>
-<a name="DefaultTimeStampFilter--">
-<!--   -->
-</a>
-<ul class="blockListLast">
-<li class="blockList">
-<h4>DefaultTimeStampFilter</h4>
-<pre>public&nbsp;DefaultTimeStampFilter()</pre>
-</li>
-</ul>
-</li>
-</ul>
-<!-- ============ METHOD DETAIL ========== -->
-<ul class="blockList">
-<li class="blockList"><a name="method.detail">
-<!--   -->
-</a>
-<h3>Method Detail</h3>
-<a name="filter-org.apache.gearpump.Message-long-">
-<!--   -->
-</a>
-<ul class="blockListLast">
-<li class="blockList">
-<h4>filter</h4>
-<pre>public&nbsp;scala.Option&lt;<a 
href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&gt;&nbsp;filter(<a 
href="../../../../../org/apache/gearpump/Message.html" title="class in 
org.apache.gearpump">Message</a>&nbsp;msg,
-                                    long&nbsp;predicate)</pre>
-<dl>
-<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
-<dd><code><a 
href="../../../../../org/apache/gearpump/streaming/transaction/api/TimeStampFilter.html#filter-org.apache.gearpump.Message-long-">filter</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/gearpump/streaming/transaction/api/TimeStampFilter.html"
 title="interface in 
org.apache.gearpump.streaming.transaction.api">TimeStampFilter</a></code></dd>
-</dl>
-</li>
-</ul>
-</li>
-</ul>
-</li>
-</ul>
-</div>
-</div>
-<!-- ========= END OF CLASS DATA ========= -->
-<!-- ======= START OF BOTTOM NAVBAR ====== -->
-<div class="bottomNav"><a name="navbar.bottom">
-<!--   -->
-</a>
-<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation 
links">Skip navigation links</a></div>
-<a name="navbar.bottom.firstrow">
-<!--   -->
-</a>
-<ul class="navList" title="Navigation">
-<li><a href="../../../../../overview-summary.html">Overview</a></li>
-<li><a href="package-summary.html">Package</a></li>
-<li class="navBarCell1Rev">Class</li>
-<li><a href="package-tree.html">Tree</a></li>
-<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
-<li><a href="../../../../../index-all.html">Index</a></li>
-<li><a href="../../../../../help-doc.html">Help</a></li>
-</ul>
-</div>
-<div class="subNav">
-<ul class="navList">
-<li><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Prev&nbsp;Class</span></a></li>
-<li>Next&nbsp;Class</li>
-</ul>
-<ul class="navList">
-<li><a 
href="../../../../../index.html?org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html"
 target="_top">Frames</a></li>
-<li><a href="DefaultTimeStampFilter.html" target="_top">No&nbsp;Frames</a></li>
-</ul>
-<ul class="navList" id="allclasses_navbar_bottom">
-<li><a href="../../../../../allclasses-noframe.html">All&nbsp;Classes</a></li>
-</ul>
-<div>
-<script type="text/javascript"><!--
-  allClassesLink = document.getElementById("allclasses_navbar_bottom");
-  if(window==top) {
-    allClassesLink.style.display = "block";
-  }
-  else {
-    allClassesLink.style.display = "none";
-  }
-  //-->
-</script>
-</div>
-<div>
-<ul class="subNavList">
-<li>Summary:&nbsp;</li>
-<li>Nested&nbsp;|&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
-<li><a href="#constructor.summary">Constr</a>&nbsp;|&nbsp;</li>
-<li><a href="#method.summary">Method</a></li>
-</ul>
-<ul class="subNavList">
-<li>Detail:&nbsp;</li>
-<li>Field&nbsp;|&nbsp;</li>
-<li><a href="#constructor.detail">Constr</a>&nbsp;|&nbsp;</li>
-<li><a href="#method.detail">Method</a></li>
-</ul>
-</div>
-<a name="skip.navbar.bottom">
-<!--   -->
-</a></div>
-<!-- ======== END OF BOTTOM NAVBAR ======= -->
-</body>
-</html>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-frame.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-frame.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-frame.html
index 123a31b..7f20d78 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-frame.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-frame.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:17 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:20 PST 2016 -->
 <title>org.apache.gearpump.streaming.source</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -20,7 +20,8 @@
 <li><a href="DataSourceConfig.html" title="class in 
org.apache.gearpump.streaming.source" 
target="classFrame">DataSourceConfig</a></li>
 <li><a href="DataSourceProcessor.html" title="class in 
org.apache.gearpump.streaming.source" 
target="classFrame">DataSourceProcessor</a></li>
 <li><a href="DataSourceTask.html" title="class in 
org.apache.gearpump.streaming.source" 
target="classFrame">DataSourceTask</a></li>
-<li><a href="DefaultTimeStampFilter.html" title="class in 
org.apache.gearpump.streaming.source" 
target="classFrame">DefaultTimeStampFilter</a></li>
+<li><a href="DataSourceTaskSpec.html" title="class in 
org.apache.gearpump.streaming.source" 
target="classFrame">DataSourceTaskSpec</a></li>
+<li><a href="Watermark.html" title="class in 
org.apache.gearpump.streaming.source" target="classFrame">Watermark</a></li>
 </ul>
 </div>
 </body>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-summary.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-summary.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-summary.html
index 51d30bd..fe742da 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-summary.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-summary.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:17 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:20 PST 2016 -->
 <title>org.apache.gearpump.streaming.source</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -110,7 +110,7 @@
 </td>
 </tr>
 <tr class="altColor">
-<td class="colFirst"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in org.apache.gearpump.streaming.source">DataSourceTask</a></td>
+<td class="colFirst"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in 
org.apache.gearpump.streaming.source">DataSourceTask</a>&lt;IN,OUT&gt;</td>
 <td class="colLast">
 <div class="block">Default Task container for <a 
href="../../../../../org/apache/gearpump/streaming/source/DataSource.html" 
title="interface in 
org.apache.gearpump.streaming.source"><code>DataSource</code></a> that
  reads from DataSource in batch
@@ -118,9 +118,13 @@
 </td>
 </tr>
 <tr class="rowColor">
-<td class="colFirst"><a 
href="../../../../../org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html"
 title="class in 
org.apache.gearpump.streaming.source">DefaultTimeStampFilter</a></td>
+<td class="colFirst"><a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTaskSpec.html"
 title="class in 
org.apache.gearpump.streaming.source">DataSourceTaskSpec</a></td>
+<td class="colLast">&nbsp;</td>
+</tr>
+<tr class="altColor">
+<td class="colFirst"><a 
href="../../../../../org/apache/gearpump/streaming/source/Watermark.html" 
title="class in org.apache.gearpump.streaming.source">Watermark</a></td>
 <td class="colLast">
-<div class="block">TimeStampFilter filters out messages which have obsolete 
(smaller) timestamp.</div>
+<div class="block">message used by source task to report source 
watermark.</div>
 </td>
 </tr>
 </tbody>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-tree.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-tree.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-tree.html
index c9b1000..c1ab413 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-tree.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/source/package-tree.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:17 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:20 PST 2016 -->
 <title>org.apache.gearpump.streaming.source Class Hierarchy</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 </head>
@@ -82,12 +82,17 @@
 <ul>
 <li type="circle">org.apache.gearpump.streaming.source.<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceConfig.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">DataSourceConfig</span></a></li>
 <li type="circle">org.apache.gearpump.streaming.source.<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceProcessor.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">DataSourceProcessor</span></a></li>
-<li type="circle">org.apache.gearpump.streaming.source.<a 
href="../../../../../org/apache/gearpump/streaming/source/DefaultTimeStampFilter.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">DefaultTimeStampFilter</span></a> (implements 
org.apache.gearpump.streaming.transaction.api.<a 
href="../../../../../org/apache/gearpump/streaming/transaction/api/TimeStampFilter.html"
 title="interface in 
org.apache.gearpump.streaming.transaction.api">TimeStampFilter</a>)</li>
+<li type="circle">org.scalatest.PropSpec
+<ul>
+<li type="circle">org.apache.gearpump.streaming.source.<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTaskSpec.html"
 title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">DataSourceTaskSpec</span></a></li>
+</ul>
+</li>
 <li type="circle">org.apache.gearpump.streaming.task.<a 
href="../../../../../org/apache/gearpump/streaming/task/Task.html" title="class 
in org.apache.gearpump.streaming.task"><span 
class="typeNameLink">Task</span></a> (implements 
org.apache.gearpump.streaming.task.<a 
href="../../../../../org/apache/gearpump/streaming/task/TaskInterface.html" 
title="interface in org.apache.gearpump.streaming.task">TaskInterface</a>)
 <ul>
-<li type="circle">org.apache.gearpump.streaming.source.<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">DataSourceTask</span></a></li>
+<li type="circle">org.apache.gearpump.streaming.source.<a 
href="../../../../../org/apache/gearpump/streaming/source/DataSourceTask.html" 
title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">DataSourceTask</span></a>&lt;IN,OUT&gt;</li>
 </ul>
 </li>
+<li type="circle">org.apache.gearpump.streaming.source.<a 
href="../../../../../org/apache/gearpump/streaming/source/Watermark.html" 
title="class in org.apache.gearpump.streaming.source"><span 
class="typeNameLink">Watermark</span></a> (implements scala.Product, 
scala.Serializable)</li>
 </ul>
 </li>
 </ul>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Group.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Group.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Group.html
index 7d640a4..8b4864d 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Group.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Group.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:11 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:15 PST 2016 -->
 <title>Group</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../../script.js"></script>
 </head>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Monoid.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Monoid.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Monoid.html
index 8fe17b2..57f8889 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Monoid.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/Monoid.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:11 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:15 PST 2016 -->
 <title>Monoid</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../../script.js"></script>
 </head>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/MonoidState.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/MonoidState.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/MonoidState.html
index 797641b..86838b4 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/MonoidState.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/MonoidState.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:11 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:15 PST 2016 -->
 <title>MonoidState</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../../script.js"></script>
 </head>

http://git-wip-us.apache.org/repos/asf/incubator-gearpump-site/blob/6091d5f1/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/PersistentState.html
----------------------------------------------------------------------
diff --git 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/PersistentState.html
 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/PersistentState.html
index 817f79f..a99e827 100644
--- 
a/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/PersistentState.html
+++ 
b/content/releases/latest/api/java/org/apache/gearpump/streaming/state/api/PersistentState.html
@@ -2,9 +2,9 @@
 <!-- NewPage -->
 <html lang="en">
 <head>
-<!-- Generated by javadoc (1.8.0_25) on Thu Aug 11 09:54:11 PDT 2016 -->
+<!-- Generated by javadoc (1.8.0_25) on Mon Nov 28 22:41:15 PST 2016 -->
 <title>PersistentState</title>
-<meta name="date" content="2016-08-11">
+<meta name="date" content="2016-11-28">
 <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" 
title="Style">
 <script type="text/javascript" src="../../../../../../script.js"></script>
 </head>

Reply via email to