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| <div class="subTitle">org.apache.hadoop.hbase.regionserver</div> |
| <h2 title="Class KeyPrefixRegionSplitPolicy" class="title">Class KeyPrefixRegionSplitPolicy</h2> |
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| <ul class="inheritance"> |
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| <li>org.apache.hadoop.conf.Configured</li> |
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| <li><a href="../../../../../org/apache/hadoop/hbase/regionserver/RegionSplitPolicy.html" title="class in org.apache.hadoop.hbase.regionserver">org.apache.hadoop.hbase.regionserver.RegionSplitPolicy</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/hadoop/hbase/regionserver/ConstantSizeRegionSplitPolicy.html" title="class in org.apache.hadoop.hbase.regionserver">org.apache.hadoop.hbase.regionserver.ConstantSizeRegionSplitPolicy</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html" title="class in org.apache.hadoop.hbase.regionserver">org.apache.hadoop.hbase.regionserver.IncreasingToUpperBoundRegionSplitPolicy</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.hadoop.hbase.regionserver.KeyPrefixRegionSplitPolicy</li> |
| </ul> |
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| <div class="block"><span class="deprecatedLabel">Deprecated.</span> |
| <div class="block"><span class="deprecationComment">since 3.0.0 and will be removed in 4.0.0. Use <a href="../../../../../org/apache/hadoop/hbase/regionserver/RegionSplitRestriction.html" title="class in org.apache.hadoop.hbase.regionserver"><code>RegionSplitRestriction</code></a>, |
| instead.</span></div> |
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| <br> |
| <pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a> |
| @InterfaceAudience.Private |
| public class <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#line.38">KeyPrefixRegionSplitPolicy</a> |
| extends <a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html" title="class in org.apache.hadoop.hbase.regionserver">IncreasingToUpperBoundRegionSplitPolicy</a></pre> |
| <div class="block">A custom RegionSplitPolicy implementing a SplitPolicy that groups |
| rows by a prefix of the row-key |
| |
| This ensures that a region is not split "inside" a prefix of a row key. |
| I.e. rows can be co-located in a region by their prefix.</div> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>private static org.slf4j.Logger</code></td> |
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| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
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| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| <tr class="rowColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#prefixLength">prefixLength</a></span></code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| <code><a href="../../../../../org/apache/hadoop/hbase/regionserver/RegionSplitPolicy.html#region">region</a></code></li> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#KeyPrefixRegionSplitPolicy--">KeyPrefixRegionSplitPolicy</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| <h3>Method Summary</h3> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#configureForRegion-org.apache.hadoop.hbase.regionserver.HRegion-">configureForRegion</a></span>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegion.html" title="class in org.apache.hadoop.hbase.regionserver">HRegion</a> region)</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block">Upon construction, this method will be called with the region |
| to be governed.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>protected byte[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#getSplitPoint--">getSplitPoint</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/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="../../../../../org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#toString--">toString</a></span>()</code> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| <h3>Methods inherited from class org.apache.hadoop.hbase.regionserver.<a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html" title="class in org.apache.hadoop.hbase.regionserver">IncreasingToUpperBoundRegionSplitPolicy</a></h3> |
| <code><a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html#getSizeToCheck-int-">getSizeToCheck</a>, <a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html#shouldSplit--">shouldSplit</a></code></li> |
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| <pre>private static final org.slf4j.Logger <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#line.39">LOG</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#line.42">PREFIX_LENGTH_KEY_DEPRECATED</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <dl> |
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| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <dl> |
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| <pre>private int <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#line.45">prefixLength</a></pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| <h4>toString</h4> |
| <pre>public <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#line.48">toString</a>()</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
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| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html#toString--">toString</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html" title="class in org.apache.hadoop.hbase.regionserver">IncreasingToUpperBoundRegionSplitPolicy</a></code></dd> |
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| <a name="configureForRegion-org.apache.hadoop.hbase.regionserver.HRegion-"> |
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| <h4>configureForRegion</h4> |
| <pre>protected void <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#line.54">configureForRegion</a>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegion.html" title="class in org.apache.hadoop.hbase.regionserver">HRegion</a> region)</pre> |
| <div class="block"><span class="deprecatedLabel">Deprecated.</span> </div> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/hadoop/hbase/regionserver/RegionSplitPolicy.html#configureForRegion-org.apache.hadoop.hbase.regionserver.HRegion-">RegionSplitPolicy</a></code></span></div> |
| <div class="block">Upon construction, this method will be called with the region |
| to be governed. It will be called once and only once.</div> |
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| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html#configureForRegion-org.apache.hadoop.hbase.regionserver.HRegion-">configureForRegion</a></code> in class <code><a href="../../../../../org/apache/hadoop/hbase/regionserver/IncreasingToUpperBoundRegionSplitPolicy.html" title="class in org.apache.hadoop.hbase.regionserver">IncreasingToUpperBoundRegionSplitPolicy</a></code></dd> |
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| <pre>protected byte[] <a href="../../../../../src-html/org/apache/hadoop/hbase/regionserver/KeyPrefixRegionSplitPolicy.html#line.88">getSplitPoint</a>()</pre> |
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| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the key at which the region should be split, or null |
| if it cannot be split. This will only be called if shouldSplit |
| previously returned true.</dd> |
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