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<div class="subTitle">gobblin.source.extractor.partition</div>
<h2 title="Class Partitioner" class="title">Class Partitioner</h2>
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<li>gobblin.source.extractor.partition.Partitioner</li>
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<pre>public class <span class="typeNameLabel">Partitioner</span>
extends <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">An implementation of default partitioner for all types of sources</div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a>&lt;<a href="../../../../gobblin/source/extractor/partition/Partition.html" title="class in gobblin.source.extractor.partition">Partition</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#ascendingComparator">ascendingComparator</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#HAS_USER_SPECIFIED_PARTITIONS">HAS_USER_SPECIFIED_PARTITIONS</a></span></code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>protected boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#hasUserSpecifiedHighWatermark">hasUserSpecifiedHighWatermark</a></span></code>
<div class="block">Indicate if the user specifies a high watermark for the current run</div>
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<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#USER_SPECIFIED_PARTITIONS">USER_SPECIFIED_PARTITIONS</a></span></code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#WATERMARKTIMEFORMAT">WATERMARKTIMEFORMAT</a></span></code>&nbsp;</td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#Partitioner-gobblin.configuration.SourceState-">Partitioner</a></span>(<a href="http://linkedin.github.io/gobblin/javadoc/0.11.0/gobblin-api/gobblin/configuration/SourceState.html?is-external=true" title="class or interface in gobblin.configuration">SourceState</a>&nbsp;state)</code>&nbsp;</td>
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<td class="colFirst"><code>org.joda.time.DateTime</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#getCurrentTime-java.lang.String-">getCurrentTime</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;timeZone)</code>
<div class="block">This thin function is introduced to facilitate testing, a way to mock current time</div>
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<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="../../../../gobblin/source/extractor/partition/Partition.html" title="class in gobblin.source.extractor.partition">Partition</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#getGlobalPartition-long-">getGlobalPartition</a></span>(long&nbsp;previousWatermark)</code>
<div class="block">Get the global partition of the whole data set, which has the global low and high watermarks</div>
</td>
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<tr id="i2" class="altColor">
<td class="colFirst"><code>protected long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#getHighWatermark-gobblin.source.extractor.extract.ExtractType-gobblin.source.extractor.watermark.WatermarkType-">getHighWatermark</a></span>(<a href="../../../../gobblin/source/extractor/extract/ExtractType.html" title="enum in gobblin.source.extractor.extract">ExtractType</a>&nbsp;extractType,
<a href="../../../../gobblin/source/extractor/watermark/WatermarkType.html" title="enum in gobblin.source.extractor.watermark">WatermarkType</a>&nbsp;watermarkType)</code>
<div class="block">Get high water mark</div>
</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>protected long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#getLowWatermark-gobblin.source.extractor.extract.ExtractType-gobblin.source.extractor.watermark.WatermarkType-long-int-">getLowWatermark</a></span>(<a href="../../../../gobblin/source/extractor/extract/ExtractType.html" title="enum in gobblin.source.extractor.extract">ExtractType</a>&nbsp;extractType,
<a href="../../../../gobblin/source/extractor/watermark/WatermarkType.html" title="enum in gobblin.source.extractor.watermark">WatermarkType</a>&nbsp;watermarkType,
long&nbsp;previousWatermark,
int&nbsp;deltaForNextWatermark)</code>
<div class="block">Get low water mark</div>
</td>
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<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../gobblin/source/extractor/partition/Partition.html" title="class in gobblin.source.extractor.partition">Partition</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#getPartitionList-long-">getPartitionList</a></span>(long&nbsp;previousWatermark)</code>
<div class="block">Get an unordered list of partition with lowWatermark, highWatermark, and hasUserSpecifiedHighWatermark.</div>
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<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#getPartitions-long-">getPartitions</a></span>(long&nbsp;previousWatermark)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
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<tr id="i6" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#isFullDump--">isFullDump</a></span>()</code>&nbsp;</td>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../gobblin/source/extractor/partition/Partitioner.html#isWatermarkOverride--">isWatermarkOverride</a></span>()</code>&nbsp;</td>
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<code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<pre>public static final&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> WATERMARKTIMEFORMAT</pre>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../constant-values.html#gobblin.source.extractor.partition.Partitioner.WATERMARKTIMEFORMAT">Constant Field Values</a></dd>
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<pre>public static final&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> HAS_USER_SPECIFIED_PARTITIONS</pre>
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<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../constant-values.html#gobblin.source.extractor.partition.Partitioner.HAS_USER_SPECIFIED_PARTITIONS">Constant Field Values</a></dd>
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<pre>public static final&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> USER_SPECIFIED_PARTITIONS</pre>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../constant-values.html#gobblin.source.extractor.partition.Partitioner.USER_SPECIFIED_PARTITIONS">Constant Field Values</a></dd>
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<h4>ascendingComparator</h4>
<pre>public static final&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/util/Comparator.html?is-external=true" title="class or interface in java.util">Comparator</a>&lt;<a href="../../../../gobblin/source/extractor/partition/Partition.html" title="class in gobblin.source.extractor.partition">Partition</a>&gt; ascendingComparator</pre>
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<h4>hasUserSpecifiedHighWatermark</h4>
<pre>protected&nbsp;boolean hasUserSpecifiedHighWatermark</pre>
<div class="block">Indicate if the user specifies a high watermark for the current run</div>
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<h4>Partitioner</h4>
<pre>public&nbsp;Partitioner(<a href="http://linkedin.github.io/gobblin/javadoc/0.11.0/gobblin-api/gobblin/configuration/SourceState.html?is-external=true" title="class or interface in gobblin.configuration">SourceState</a>&nbsp;state)</pre>
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<h4>getGlobalPartition</h4>
<pre>public&nbsp;<a href="../../../../gobblin/source/extractor/partition/Partition.html" title="class in gobblin.source.extractor.partition">Partition</a>&nbsp;getGlobalPartition(long&nbsp;previousWatermark)</pre>
<div class="block">Get the global partition of the whole data set, which has the global low and high watermarks</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>previousWatermark</code> - previous watermark for computing the low watermark of current run</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a Partition instance</dd>
</dl>
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<h4>getPartitions</h4>
<pre><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
public&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/util/HashMap.html?is-external=true" title="class or interface in java.util">HashMap</a>&lt;<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&gt;&nbsp;getPartitions(long&nbsp;previousWatermark)</pre>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;</div>
<div class="block">Get partitions with low and high water marks</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>previousWatermark</code> - previous water mark from metadata</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>map of partition intervals</dd>
</dl>
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<h4>getPartitionList</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../gobblin/source/extractor/partition/Partition.html" title="class in gobblin.source.extractor.partition">Partition</a>&gt;&nbsp;getPartitionList(long&nbsp;previousWatermark)</pre>
<div class="block">Get an unordered list of partition with lowWatermark, highWatermark, and hasUserSpecifiedHighWatermark.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>previousWatermark</code> - previous water mark from metadata</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>an unordered list of partition</dd>
</dl>
</li>
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<h4>getLowWatermark</h4>
<pre>protected&nbsp;long&nbsp;getLowWatermark(<a href="../../../../gobblin/source/extractor/extract/ExtractType.html" title="enum in gobblin.source.extractor.extract">ExtractType</a>&nbsp;extractType,
<a href="../../../../gobblin/source/extractor/watermark/WatermarkType.html" title="enum in gobblin.source.extractor.watermark">WatermarkType</a>&nbsp;watermarkType,
long&nbsp;previousWatermark,
int&nbsp;deltaForNextWatermark)</pre>
<div class="block">Get low water mark</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>extractType</code> - Extract type</dd>
<dd><code>watermarkType</code> - Watermark type</dd>
<dd><code>previousWatermark</code> - Previous water mark</dd>
<dd><code>deltaForNextWatermark</code> - delta number for next water mark</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>low water mark</dd>
</dl>
</li>
</ul>
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<h4>getHighWatermark</h4>
<pre>protected&nbsp;long&nbsp;getHighWatermark(<a href="../../../../gobblin/source/extractor/extract/ExtractType.html" title="enum in gobblin.source.extractor.extract">ExtractType</a>&nbsp;extractType,
<a href="../../../../gobblin/source/extractor/watermark/WatermarkType.html" title="enum in gobblin.source.extractor.watermark">WatermarkType</a>&nbsp;watermarkType)</pre>
<div class="block">Get high water mark</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>extractType</code> - Extract type</dd>
<dd><code>watermarkType</code> - Watermark type</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>high water mark</dd>
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<h4>isFullDump</h4>
<pre>public&nbsp;boolean&nbsp;isFullDump()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>full dump or not</dd>
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<h4>isWatermarkOverride</h4>
<pre>public&nbsp;boolean&nbsp;isWatermarkOverride()</pre>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>full dump or not</dd>
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<h4>getCurrentTime</h4>
<pre>public&nbsp;org.joda.time.DateTime&nbsp;getCurrentTime(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;timeZone)</pre>
<div class="block">This thin function is introduced to facilitate testing, a way to mock current time</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>current time in the given timeZone</dd>
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