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<div class="subTitle">org.apache.hawq.pxf.service.io</div>
<h2 title="Class GPDBWritable" class="title">Class GPDBWritable</h2>
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<ul class="inheritance">
<li>java.lang.Object</li>
<li>
<ul class="inheritance">
<li>org.apache.hawq.pxf.service.io.GPDBWritable</li>
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<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html" title="interface in org.apache.hawq.pxf.service.io">Writable</a></dd>
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<pre>public class <span class="typeNameLabel">GPDBWritable</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">This class represents a GPDB record in the form of
a Java object.</div>
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<caption><span>Nested Classes</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.TypeMismatchException.html" title="class in org.apache.hawq.pxf.service.io">GPDBWritable.TypeMismatchException</a></span></code>
<div class="block">An exception class for column type definition and
set/get value mismatch.</div>
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<h3>Field Summary</h3>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#alignmentOfEightBytes">alignmentOfEightBytes</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#colType">colType</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected java.lang.Object[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#colValue">colValue</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected byte</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#errorFlag">errorFlag</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#pktlen">pktlen</a></span></code>&nbsp;</td>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#GPDBWritable--">GPDBWritable</a></span>()</code>
<div class="block">Empty Constructor</div>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#GPDBWritable-byte:A-">GPDBWritable</a></span>(byte[]&nbsp;data)</code>
<div class="block">Constructor to build a db record from a serialized form.</div>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#GPDBWritable-int:A-">GPDBWritable</a></span>(int[]&nbsp;columnType)</code>
<div class="block">Constructor to build a db record.</div>
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<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>java.lang.Boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getBoolean-int-">getBoolean</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getBytes-int-">getBytes</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>int[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getColType--">getColType</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>java.lang.Double</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getDouble-int-">getDouble</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>java.lang.Float</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getFloat-int-">getFloat</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>java.lang.Integer</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getInt-int-">getInt</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>java.lang.Long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getLong-int-">getLong</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>java.lang.Short</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getShort-int-">getShort</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getString-int-">getString</a></span>(int&nbsp;colIdx)</code>
<div class="block">Gets the column value of the record.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>static java.lang.String</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#getTypeName-int-">getTypeName</a></span>(int&nbsp;oid)</code>
<div class="block">Helper to get the type name.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#isEmpty--">isEmpty</a></span>()</code>
<div class="block">Returns if the writable object is empty,
based on the pkt len as read from stream.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#readFields-java.io.DataInput-">readFields</a></span>(java.io.DataInput&nbsp;in)</code>
<div class="block">Deserialize the fields of this object from <code>in</code>.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setBoolean-int-java.lang.Boolean-">setBoolean</a></span>(int&nbsp;colIdx,
java.lang.Boolean&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setBytes-int-byte:A-">setBytes</a></span>(int&nbsp;colIdx,
byte[]&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setDouble-int-java.lang.Double-">setDouble</a></span>(int&nbsp;colIdx,
java.lang.Double&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setError-boolean-">setError</a></span>(boolean&nbsp;errorVal)</code>
<div class="block">Sets the error field.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setFloat-int-java.lang.Float-">setFloat</a></span>(int&nbsp;colIdx,
java.lang.Float&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setInt-int-java.lang.Integer-">setInt</a></span>(int&nbsp;colIdx,
java.lang.Integer&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setLong-int-java.lang.Long-">setLong</a></span>(int&nbsp;colIdx,
java.lang.Long&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setShort-int-java.lang.Short-">setShort</a></span>(int&nbsp;colIdx,
java.lang.Short&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#setString-int-java.lang.String-">setString</a></span>(int&nbsp;colIdx,
java.lang.String&nbsp;val)</code>
<div class="block">Sets the column value of the record.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>java.lang.String</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#toString--">toString</a></span>()</code>
<div class="block">Returns a string representation of the object.</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hawq/pxf/service/io/GPDBWritable.html#write-java.io.DataOutput-">write</a></span>(java.io.DataOutput&nbsp;out)</code>
<div class="block">Serialize the fields of this object to <code>out</code>.</div>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait</code></li>
</ul>
</li>
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<h3>Field Detail</h3>
<a name="colType">
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<h4>colType</h4>
<pre>protected&nbsp;int[] colType</pre>
</li>
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<a name="colValue">
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<h4>colValue</h4>
<pre>protected&nbsp;java.lang.Object[] colValue</pre>
</li>
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<h4>alignmentOfEightBytes</h4>
<pre>protected&nbsp;int alignmentOfEightBytes</pre>
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<a name="errorFlag">
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<h4>errorFlag</h4>
<pre>protected&nbsp;byte errorFlag</pre>
</li>
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<a name="pktlen">
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<h4>pktlen</h4>
<pre>protected&nbsp;int pktlen</pre>
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<h4>GPDBWritable</h4>
<pre>public&nbsp;GPDBWritable()</pre>
<div class="block">Empty Constructor</div>
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<h4>GPDBWritable</h4>
<pre>public&nbsp;GPDBWritable(int[]&nbsp;columnType)</pre>
<div class="block">Constructor to build a db record. colType defines the schema</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>columnType</code> - the table column types</dd>
</dl>
</li>
</ul>
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<h4>GPDBWritable</h4>
<pre>public&nbsp;GPDBWritable(byte[]&nbsp;data)
throws java.io.IOException</pre>
<div class="block">Constructor to build a db record from a serialized form.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>data</code> - a record in the serialized form</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code>java.io.IOException</code> - if the data is malformatted.</dd>
</dl>
</li>
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<h3>Method Detail</h3>
<a name="getColType--">
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<h4>getColType</h4>
<pre>public&nbsp;int[]&nbsp;getColType()</pre>
</li>
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<h4>readFields</h4>
<pre>public&nbsp;void&nbsp;readFields(java.io.DataInput&nbsp;in)
throws java.io.IOException</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hawq/pxf/service/io/Writable.html#readFields-java.io.DataInput-">Writable</a></code></span></div>
<div class="block">Deserialize 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>
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<dd><code>val</code> - the value</dd>
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<dd><code>val</code> - the value</dd>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dt><span class="paramLabel">Parameters:</span></dt>
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