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+<!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_65) on Wed Apr 20 18:03:36 PDT 2016 -->
+<title>ReadBridge</title>
+<meta name="date" content="2016-04-20">
+<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="ReadBridge";
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+    }
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+    }
+//-->
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+var tableTab = "tableTab";
+var activeTableTab = "activeTableTab";
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+<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">
+<!--   -->
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+<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>
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+<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/hawq/pxf/service/MetadataResponseFormatter.html"
 title="class in org.apache.hawq.pxf.service"><span 
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+<li><a 
href="../../../../../org/apache/hawq/pxf/service/ReadSamplingBridge.html" 
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class="typeNameLink">Next&nbsp;Class</span></a></li>
+</ul>
+<ul class="navList">
+<li><a 
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+<li><a href="ReadBridge.html" target="_top">No&nbsp;Frames</a></li>
+</ul>
+<ul class="navList" id="allclasses_navbar_top">
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+<div>
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+  //-->
+</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.hawq.pxf.service</div>
+<h2 title="Class ReadBridge" class="title">Class ReadBridge</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li>java.lang.Object</li>
+<li>
+<ul class="inheritance">
+<li>org.apache.hawq.pxf.service.ReadBridge</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<dl>
+<dt>All Implemented Interfaces:</dt>
+<dd><a href="../../../../../org/apache/hawq/pxf/service/Bridge.html" 
title="interface in org.apache.hawq.pxf.service">Bridge</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">ReadBridge</span>
+extends java.lang.Object
+implements <a href="../../../../../org/apache/hawq/pxf/service/Bridge.html" 
title="interface in org.apache.hawq.pxf.service">Bridge</a></pre>
+<div class="block">ReadBridge class creates appropriate accessor and resolver. 
It will then
+ create the correct output conversion class (e.g. Text or GPDBWritable) and
+ get records from accessor, let resolver deserialize them and reserialize them
+ using the output conversion class. <br>
+ The class handles BadRecordException and other exception type and marks the
+ record as invalid for HAWQ.</div>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- ======== CONSTRUCTOR SUMMARY ======== -->
+<ul class="blockList">
+<li class="blockList"><a name="constructor.summary">
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+</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/hawq/pxf/service/ReadBridge.html#ReadBridge-org.apache.hawq.pxf.service.utilities.ProtocolData-">ReadBridge</a></span>(<a
 href="../../../../../org/apache/hawq/pxf/service/utilities/ProtocolData.html" 
title="class in 
org.apache.hawq.pxf.service.utilities">ProtocolData</a>&nbsp;protData)</code>
+<div class="block">C'tor - set the implementation of the bridge.</div>
+</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="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>
+<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>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadBridge.html#beginIteration--">beginIteration</a></span>()</code>
+<div class="block">Accesses the underlying HDFS file.</div>
+</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code>static <a 
href="../../../../../org/apache/hawq/pxf/api/ReadResolver.html" 
title="interface in org.apache.hawq.pxf.api">ReadResolver</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadBridge.html#getFieldsResolver-org.apache.hawq.pxf.api.utilities.InputData-">getFieldsResolver</a></span>(<a
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title="class in 
org.apache.hawq.pxf.api.utilities">InputData</a>&nbsp;inputData)</code>&nbsp;</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>static <a 
href="../../../../../org/apache/hawq/pxf/api/ReadAccessor.html" 
title="interface in org.apache.hawq.pxf.api">ReadAccessor</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadBridge.html#getFileAccessor-org.apache.hawq.pxf.api.utilities.InputData-">getFileAccessor</a></span>(<a
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title="class in 
org.apache.hawq.pxf.api.utilities">InputData</a>&nbsp;inputData)</code>&nbsp;</td>
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+<tr id="i3" class="rowColor">
+<td class="colFirst"><code><a 
href="../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadBridge.html#getNext--">getNext</a></span>()</code>
+<div class="block">Fetches next object from file and turn it into a record 
that the HAWQ
+ backend can process.</div>
+</td>
+</tr>
+<tr id="i4" class="altColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadBridge.html#isThreadSafe--">isThreadSafe</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i5" class="rowColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadBridge.html#setNext-java.io.DataInputStream-">setNext</a></span>(java.io.DataInputStream&nbsp;inputStream)</code>&nbsp;</td>
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+<ul class="blockList">
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+<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="ReadBridge-org.apache.hawq.pxf.service.utilities.ProtocolData-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>ReadBridge</h4>
+<pre>public&nbsp;ReadBridge(<a 
href="../../../../../org/apache/hawq/pxf/service/utilities/ProtocolData.html" 
title="class in 
org.apache.hawq.pxf.service.utilities">ProtocolData</a>&nbsp;protData)
+           throws java.lang.Exception</pre>
+<div class="block">C'tor - set the implementation of the bridge.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>protData</code> - input containing accessor and resolver names</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code> - if accessor or resolver can't be 
instantiated</dd>
+</dl>
+</li>
+</ul>
+</li>
+</ul>
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.detail">
+<!--   -->
+</a>
+<h3>Method Detail</h3>
+<a name="beginIteration--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>beginIteration</h4>
+<pre>public&nbsp;boolean&nbsp;beginIteration()
+                       throws java.lang.Exception</pre>
+<div class="block">Accesses the underlying HDFS file.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#beginIteration--">beginIteration</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</a></code></dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code></dd>
+</dl>
+</li>
+</ul>
+<a name="getNext--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>getNext</h4>
+<pre>public&nbsp;<a 
href="../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a>&nbsp;getNext()
+                 throws java.lang.Exception</pre>
+<div class="block">Fetches next object from file and turn it into a record 
that the HAWQ
+ backend can process.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#getNext--">getNext</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</a></code></dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code></dd>
+</dl>
+</li>
+</ul>
+<a name="getFileAccessor-org.apache.hawq.pxf.api.utilities.InputData-">
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+<h4>getFileAccessor</h4>
+<pre>public static&nbsp;<a 
href="../../../../../org/apache/hawq/pxf/api/ReadAccessor.html" 
title="interface in 
org.apache.hawq.pxf.api">ReadAccessor</a>&nbsp;getFileAccessor(<a 
href="../../../../../org/apache/hawq/pxf/api/utilities/InputData.html" 
title="class in org.apache.hawq.pxf.api.utilities">InputData</a>&nbsp;inputData)
+                                    throws java.lang.Exception</pre>
+<dl>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code></dd>
+</dl>
+</li>
+</ul>
+<a name="getFieldsResolver-org.apache.hawq.pxf.api.utilities.InputData-">
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+<h4>getFieldsResolver</h4>
+<pre>public static&nbsp;<a 
href="../../../../../org/apache/hawq/pxf/api/ReadResolver.html" 
title="interface in 
org.apache.hawq.pxf.api">ReadResolver</a>&nbsp;getFieldsResolver(<a 
href="../../../../../org/apache/hawq/pxf/api/utilities/InputData.html" 
title="class in org.apache.hawq.pxf.api.utilities">InputData</a>&nbsp;inputData)
+                                      throws java.lang.Exception</pre>
+<dl>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code></dd>
+</dl>
+</li>
+</ul>
+<a name="setNext-java.io.DataInputStream-">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>setNext</h4>
+<pre>public&nbsp;boolean&nbsp;setNext(java.io.DataInputStream&nbsp;inputStream)</pre>
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+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#setNext-java.io.DataInputStream-">setNext</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</a></code></dd>
+</dl>
+</li>
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+<ul class="blockListLast">
+<li class="blockList">
+<h4>isThreadSafe</h4>
+<pre>public&nbsp;boolean&nbsp;isThreadSafe()</pre>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#isThreadSafe--">isThreadSafe</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</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 
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+<!--   -->
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+<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>
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+<li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
+<li><a href="../../../../../index-all.html">Index</a></li>
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+</ul>
+</div>
+<div class="subNav">
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+<li><a 
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 title="class in org.apache.hawq.pxf.service"><span 
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+<li><a 
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http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/ab8cf62a/docs/pxf/javadoc/org/apache/hawq/pxf/service/ReadSamplingBridge.html
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diff --git 
a/docs/pxf/javadoc/org/apache/hawq/pxf/service/ReadSamplingBridge.html 
b/docs/pxf/javadoc/org/apache/hawq/pxf/service/ReadSamplingBridge.html
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--- /dev/null
+++ b/docs/pxf/javadoc/org/apache/hawq/pxf/service/ReadSamplingBridge.html
@@ -0,0 +1,361 @@
+<!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_65) on Wed Apr 20 18:03:36 PDT 2016 -->
+<title>ReadSamplingBridge</title>
+<meta name="date" content="2016-04-20">
+<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="ReadSamplingBridge";
+        }
+    }
+    catch(err) {
+    }
+//-->
+var methods = {"i0":10,"i1":10,"i2":10,"i3":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 
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+<a name="navbar.top.firstrow">
+<!--   -->
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+<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>
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+<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/hawq/pxf/service/ReadBridge.html" 
title="class in org.apache.hawq.pxf.service"><span 
class="typeNameLink">Prev&nbsp;Class</span></a></li>
+<li><a href="../../../../../org/apache/hawq/pxf/service/WriteBridge.html" 
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+<div>
+<ul class="subNavList">
+<li>Summary:&nbsp;</li>
+<li>Nested&nbsp;|&nbsp;</li>
+<li>Field&nbsp;|&nbsp;</li>
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+<li><a href="#method.summary">Method</a></li>
+</ul>
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+<li>Detail:&nbsp;</li>
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+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">org.apache.hawq.pxf.service</div>
+<h2 title="Class ReadSamplingBridge" class="title">Class 
ReadSamplingBridge</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li>java.lang.Object</li>
+<li>
+<ul class="inheritance">
+<li>org.apache.hawq.pxf.service.ReadSamplingBridge</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
+<dl>
+<dt>All Implemented Interfaces:</dt>
+<dd><a href="../../../../../org/apache/hawq/pxf/service/Bridge.html" 
title="interface in org.apache.hawq.pxf.service">Bridge</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">ReadSamplingBridge</span>
+extends java.lang.Object
+implements <a href="../../../../../org/apache/hawq/pxf/service/Bridge.html" 
title="interface in org.apache.hawq.pxf.service">Bridge</a></pre>
+<div class="block">ReadSamplingBridge wraps a ReadBridge, and returns only 
some of the output
+ records, based on a ratio sample. The sample to pass or discard a record is
+ done after all of the processing is completed (
+ <code>accessor -&gt; resolver -&gt; output builder</code>) to make sure there 
are no
+ chunks of data instead of single records. <br>
+ The goal is to get as uniform as possible sampling. This is achieved by
+ creating a bit map matching the precision of the sampleRatio, so that for a
+ ratio of 0.034, a bit-map of 1000 bits will be created, and 34 bits will be
+ set. This map is matched against each read record, discarding ones with a 0
+ bit and continuing until a 1 bit record is read.</div>
+</li>
+</ul>
+</div>
+<div class="summary">
+<ul class="blockList">
+<li class="blockList">
+<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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+<li class="blockList"><a name="constructor.summary">
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+</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/hawq/pxf/service/ReadSamplingBridge.html#ReadSamplingBridge-org.apache.hawq.pxf.service.utilities.ProtocolData-">ReadSamplingBridge</a></span>(<a
 href="../../../../../org/apache/hawq/pxf/service/utilities/ProtocolData.html" 
title="class in 
org.apache.hawq.pxf.service.utilities">ProtocolData</a>&nbsp;protData)</code>
+<div class="block">C'tor - set the implementation of the bridge.</div>
+</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>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadSamplingBridge.html#beginIteration--">beginIteration</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i1" class="rowColor">
+<td class="colFirst"><code><a 
href="../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadSamplingBridge.html#getNext--">getNext</a></span>()</code>
+<div class="block">Fetches next sample, according to the sampling ratio.</div>
+</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadSamplingBridge.html#isThreadSafe--">isThreadSafe</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/ReadSamplingBridge.html#setNext-java.io.DataInputStream-">setNext</a></span>(java.io.DataInputStream&nbsp;inputStream)</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="ReadSamplingBridge-org.apache.hawq.pxf.service.utilities.ProtocolData-">
+<!--   -->
+</a>
+<ul class="blockListLast">
+<li class="blockList">
+<h4>ReadSamplingBridge</h4>
+<pre>public&nbsp;ReadSamplingBridge(<a 
href="../../../../../org/apache/hawq/pxf/service/utilities/ProtocolData.html" 
title="class in 
org.apache.hawq.pxf.service.utilities">ProtocolData</a>&nbsp;protData)
+                   throws java.lang.Exception</pre>
+<div class="block">C'tor - set the implementation of the bridge.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>protData</code> - input containing sampling ratio</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code> - if the sampling ratio is wrong</dd>
+</dl>
+</li>
+</ul>
+</li>
+</ul>
+<!-- ============ METHOD DETAIL ========== -->
+<ul class="blockList">
+<li class="blockList"><a name="method.detail">
+<!--   -->
+</a>
+<h3>Method Detail</h3>
+<a name="getNext--">
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+<li class="blockList">
+<h4>getNext</h4>
+<pre>public&nbsp;<a 
href="../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a>&nbsp;getNext()
+                 throws java.lang.Exception</pre>
+<div class="block">Fetches next sample, according to the sampling ratio.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#getNext--">getNext</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</a></code></dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code></dd>
+</dl>
+</li>
+</ul>
+<a name="beginIteration--">
+<!--   -->
+</a>
+<ul class="blockList">
+<li class="blockList">
+<h4>beginIteration</h4>
+<pre>public&nbsp;boolean&nbsp;beginIteration()
+                       throws java.lang.Exception</pre>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#beginIteration--">beginIteration</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</a></code></dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code></dd>
+</dl>
+</li>
+</ul>
+<a name="setNext-java.io.DataInputStream-">
+<!--   -->
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+<ul class="blockList">
+<li class="blockList">
+<h4>setNext</h4>
+<pre>public&nbsp;boolean&nbsp;setNext(java.io.DataInputStream&nbsp;inputStream)
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+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#setNext-java.io.DataInputStream-">setNext</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</a></code></dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.Exception</code></dd>
+</dl>
+</li>
+</ul>
+<a name="isThreadSafe--">
+<!--   -->
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+<ul class="blockListLast">
+<li class="blockList">
+<h4>isThreadSafe</h4>
+<pre>public&nbsp;boolean&nbsp;isThreadSafe()</pre>
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+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html#isThreadSafe--">isThreadSafe</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
in org.apache.hawq.pxf.service">Bridge</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">
+<!--   -->
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http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/ab8cf62a/docs/pxf/javadoc/org/apache/hawq/pxf/service/WriteBridge.html
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+<meta name="date" content="2016-04-20">
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title="Style">
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+<body>
+<script type="text/javascript"><!--
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+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation 
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+<!--   -->
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+<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>
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+</ul>
+</div>
+<div class="subNav">
+<ul class="navList">
+<li><a 
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title="class in org.apache.hawq.pxf.service"><span 
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+<li>Next&nbsp;Class</li>
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+<li><a 
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+<li><a href="WriteBridge.html" target="_top">No&nbsp;Frames</a></li>
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+<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.hawq.pxf.service</div>
+<h2 title="Class WriteBridge" class="title">Class WriteBridge</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li>java.lang.Object</li>
+<li>
+<ul class="inheritance">
+<li>org.apache.hawq.pxf.service.WriteBridge</li>
+</ul>
+</li>
+</ul>
+<div class="description">
+<ul class="blockList">
+<li class="blockList">
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+<dt>All Implemented Interfaces:</dt>
+<dd><a href="../../../../../org/apache/hawq/pxf/service/Bridge.html" 
title="interface in org.apache.hawq.pxf.service">Bridge</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">WriteBridge</span>
+extends java.lang.Object
+implements <a href="../../../../../org/apache/hawq/pxf/service/Bridge.html" 
title="interface in org.apache.hawq.pxf.service">Bridge</a></pre>
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+<ul class="blockList">
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+<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/hawq/pxf/service/WriteBridge.html#WriteBridge-org.apache.hawq.pxf.service.utilities.ProtocolData-">WriteBridge</a></span>(<a
 href="../../../../../org/apache/hawq/pxf/service/utilities/ProtocolData.html" 
title="class in 
org.apache.hawq.pxf.service.utilities">ProtocolData</a>&nbsp;protocolData)</code>&nbsp;</td>
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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>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/WriteBridge.html#beginIteration--">beginIteration</a></span>()</code>&nbsp;</td>
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+<tr id="i1" class="rowColor">
+<td class="colFirst"><code><a 
href="../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a></code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/WriteBridge.html#getNext--">getNext</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i2" class="altColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/WriteBridge.html#isThreadSafe--">isThreadSafe</a></span>()</code>&nbsp;</td>
+</tr>
+<tr id="i3" class="rowColor">
+<td class="colFirst"><code>boolean</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../org/apache/hawq/pxf/service/WriteBridge.html#setNext-java.io.DataInputStream-">setNext</a></span>(java.io.DataInputStream&nbsp;inputStream)</code>&nbsp;</td>
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+<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>
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+<div class="details">
+<ul class="blockList">
+<li class="blockList">
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+<li class="blockList"><a name="constructor.detail">
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+</a>
+<h3>Constructor Detail</h3>
+<a name="WriteBridge-org.apache.hawq.pxf.service.utilities.ProtocolData-">
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+<pre>public&nbsp;WriteBridge(<a 
href="../../../../../org/apache/hawq/pxf/service/utilities/ProtocolData.html" 
title="class in 
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href="../../../../../org/apache/hawq/pxf/service/Bridge.html#beginIteration--">beginIteration</a></code>&nbsp;in
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href="../../../../../org/apache/hawq/pxf/service/Bridge.html#setNext-java.io.DataInputStream-">setNext</a></code>&nbsp;in
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href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
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href="../../../../../org/apache/hawq/pxf/service/Bridge.html" title="interface 
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+<ul class="subNavList">
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diff --git 
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+<title>BufferWritable</title>
+<meta name="date" content="2016-04-20">
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title="Style">
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+</head>
+<body>
+<script type="text/javascript"><!--
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+<div>JavaScript is disabled on your browser.</div>
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+<div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation 
links">Skip navigation links</a></div>
+<a name="navbar.top.firstrow">
+<!--   -->
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+<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>Prev&nbsp;Class</li>
+<li><a 
href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html" 
title="class in org.apache.hawq.pxf.service.io"><span 
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+</ul>
+<ul class="navList">
+<li><a 
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+</ul>
+<ul class="navList" id="allclasses_navbar_top">
+<li><a 
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+</ul>
+<div>
+<script type="text/javascript"><!--
+  allClassesLink = document.getElementById("allclasses_navbar_top");
+  if(window==top) {
+    allClassesLink.style.display = "block";
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+    allClassesLink.style.display = "none";
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+<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>
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+</div>
+<a name="skip.navbar.top">
+<!--   -->
+</a></div>
+<!-- ========= END OF TOP NAVBAR ========= -->
+<!-- ======== START OF CLASS DATA ======== -->
+<div class="header">
+<div class="subTitle">org.apache.hawq.pxf.service.io</div>
+<h2 title="Class BufferWritable" class="title">Class BufferWritable</h2>
+</div>
+<div class="contentContainer">
+<ul class="inheritance">
+<li>java.lang.Object</li>
+<li>
+<ul class="inheritance">
+<li>org.apache.hawq.pxf.service.io.BufferWritable</li>
+</ul>
+</li>
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+<dd><a href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a></dd>
+</dl>
+<hr>
+<br>
+<pre>public class <span class="typeNameLabel">BufferWritable</span>
+extends java.lang.Object
+implements <a 
href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a></pre>
+<div class="block">A serializable object for transporting a byte array through 
the Bridge
+ framework</div>
+</li>
+</ul>
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+<div class="summary">
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+<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/hawq/pxf/service/io/BufferWritable.html#BufferWritable-byte:A-">BufferWritable</a></span>(byte[]&nbsp;inBuf)</code>
+<div class="block">Constructs a BufferWritable.</div>
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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>
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+<tr id="i0" class="altColor">
+<td class="colFirst"><code>void</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a 
href="../../../../../../org/apache/hawq/pxf/service/io/BufferWritable.html#append-byte:A-">append</a></span>(byte[]&nbsp;app)</code>
+<div class="block">Appends given app's buffer to existing buffer.</div>
+</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/hawq/pxf/service/io/BufferWritable.html#readFields-java.io.DataInput-">readFields</a></span>(java.io.DataInput&nbsp;in)</code>
+<div class="block">Deserializes the fields of this object from 
<code>in</code>.</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/hawq/pxf/service/io/BufferWritable.html#write-java.io.DataOutput-">write</a></span>(java.io.DataOutput&nbsp;out)</code>
+<div class="block">Serializes the fields of this object to 
<code>out</code>.</div>
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toString, wait, wait, wait</code></li>
+</ul>
+</li>
+</ul>
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+<li class="blockList"><a name="constructor.detail">
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+<h4>BufferWritable</h4>
+<pre>public&nbsp;BufferWritable(byte[]&nbsp;inBuf)</pre>
+<div class="block">Constructs a BufferWritable. Copies the buffer reference 
and not the
+ actual bytes. This class is used when we intend to transport a buffer
+ through the Bridge framework without copying the data each time the
+ buffer is passed between the Bridge objects.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>inBuf</code> - buffer</dd>
+</dl>
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+<li class="blockList">
+<h4>write</h4>
+<pre>public&nbsp;void&nbsp;write(java.io.DataOutput&nbsp;out)
+           throws java.io.IOException</pre>
+<div class="block">Serializes the fields of this object to 
<code>out</code>.</div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html#write-java.io.DataOutput-">write</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a></code></dd>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>out</code> - <code>DataOutput</code> to serialize this object 
into.</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.io.IOException</code> - if the buffer was not set</dd>
+</dl>
+</li>
+</ul>
+<a name="readFields-java.io.DataInput-">
+<!--   -->
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+<ul class="blockList">
+<li class="blockList">
+<h4>readFields</h4>
+<pre>public&nbsp;void&nbsp;readFields(java.io.DataInput&nbsp;in)</pre>
+<div class="block">Deserializes the fields of this object from <code>in</code>.
+ <p>
+ For efficiency, implementations should attempt to re-use storage in the
+ existing object where possible.
+ </p></div>
+<dl>
+<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
+<dd><code><a 
href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html#readFields-java.io.DataInput-">readFields</a></code>&nbsp;in
 interface&nbsp;<code><a 
href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html" 
title="interface in org.apache.hawq.pxf.service.io">Writable</a></code></dd>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>in</code> - <code>DataInput</code> to deserialize this object 
from</dd>
+<dt><span class="throwsLabel">Throws:</span></dt>
+<dd><code>java.lang.UnsupportedOperationException</code> - this function is 
not supported</dd>
+</dl>
+</li>
+</ul>
+<a name="append-byte:A-">
+<!--   -->
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+<ul class="blockListLast">
+<li class="blockList">
+<h4>append</h4>
+<pre>public&nbsp;void&nbsp;append(byte[]&nbsp;app)</pre>
+<div class="block">Appends given app's buffer to existing buffer.
+ <br>
+ Not efficient - requires copying both this and the appended buffer.</div>
+<dl>
+<dt><span class="paramLabel">Parameters:</span></dt>
+<dd><code>app</code> - buffer to append</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 
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+<!--   -->
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+<ul class="navList" title="Navigation">
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+<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>Prev&nbsp;Class</li>
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http://git-wip-us.apache.org/repos/asf/incubator-hawq-site/blob/ab8cf62a/docs/pxf/javadoc/org/apache/hawq/pxf/service/io/GPDBWritable.TypeMismatchException.html
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diff --git 
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b/docs/pxf/javadoc/org/apache/hawq/pxf/service/io/GPDBWritable.TypeMismatchException.html
@@ -0,0 +1,271 @@
+<!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_65) on Wed Apr 20 18:03:36 PDT 2016 -->
+<title>GPDBWritable.TypeMismatchException</title>
+<meta name="date" content="2016-04-20">
+<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" 
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+        if (location.href.indexOf('is-external=true') == -1) {
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+    catch(err) {
+    }
+//-->
+</script>
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+<h2 title="Class GPDBWritable.TypeMismatchException" class="title">Class 
GPDBWritable.TypeMismatchException</h2>
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+<li>java.lang.Object</li>
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title="class in org.apache.hawq.pxf.service.io">GPDBWritable</a></dd>
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+<br>
+<pre>public class <span 
class="typeNameLabel">GPDBWritable.TypeMismatchException</span>
+extends java.io.IOException</pre>
+<div class="block">An exception class for column type definition and
+ set/get value mismatch.</div>
+<dl>
+<dt><span class="seeLabel">See Also:</span></dt>
+<dd><a 
href="../../../../../../serialized-form.html#org.apache.hawq.pxf.service.io.GPDBWritable.TypeMismatchException">Serialized
 Form</a></dd>
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+<td class="colOne"><code><span class="memberNameLink"><a 
href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.TypeMismatchException.html#TypeMismatchException-java.lang.String-">TypeMismatchException</a></span>(java.lang.String&nbsp;msg)</code>&nbsp;</td>
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getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, 
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+<h4>TypeMismatchException</h4>
+<pre>public&nbsp;TypeMismatchException(java.lang.String&nbsp;msg)</pre>
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