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| <pre>public class <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.79">TestRegionPlacement</a> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
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| <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>private static org.apache.hadoop.hbase.client.Admin</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#admin">admin</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/HBaseClassTestRule.html" title="class in org.apache.hadoop.hbase">HBaseClassTestRule</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#CLASS_RULE">CLASS_RULE</a></span></code> </td> |
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| <td class="colFirst"><code>private static org.apache.hadoop.hbase.client.Connection</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#CONNECTION">CONNECTION</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><org.apache.hadoop.hbase.client.RegionInfo,org.apache.hadoop.hbase.ServerName[]></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#favoredNodesAssignmentPlan">favoredNodesAssignmentPlan</a></span></code> </td> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#lastRegionOnPrimaryRSCount">lastRegionOnPrimaryRSCount</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static org.slf4j.Logger</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#LOG">LOG</a></span></code> </td> |
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| <td class="colFirst"><code>private static org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#positions">positions</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#REGION_NUM">REGION_NUM</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static org.apache.hadoop.hbase.master.RegionPlacementMaintainer</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#rp">rp</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private static int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#SLAVES">SLAVES</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static <a href="../../../../../org/apache/hadoop/hbase/HBaseTestingUtil.html" title="class in org.apache.hadoop.hbase">HBaseTestingUtil</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#TEST_UTIL">TEST_UTIL</a></span></code> </td> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#TestRegionPlacement--">TestRegionPlacement</a></span>()</code> </td> |
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| <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>private static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#createTable-org.apache.hadoop.hbase.TableName-int-">createTable</a></span>(org.apache.hadoop.hbase.TableName tableName, |
| int regionNum)</code> |
| <div class="block">Create a table with specified table name and region number.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>private int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#getNumRegionisOnPrimaryRS--">getNumRegionisOnPrimaryRS</a></span>()</code> |
| <div class="block">Check whether regions are assigned to servers consistent with the explicit |
| hints that are persisted in the hbase:meta table.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#killRandomServerAndVerifyAssignment--">killRandomServerAndVerifyAssignment</a></span>()</code> </td> |
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| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#setupBeforeClass--">setupBeforeClass</a></span>()</code> </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>private org.apache.hadoop.hbase.favored.FavoredNodesPlan</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#shuffleAssignmentPlan-org.apache.hadoop.hbase.favored.FavoredNodesPlan-org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position-org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position-">shuffleAssignmentPlan</a></span>(org.apache.hadoop.hbase.favored.FavoredNodesPlan plan, |
| org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position p1, |
| org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position p2)</code> |
| <div class="block">Shuffle the assignment plan by switching two favored node positions.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#tearDownAfterClass--">tearDownAfterClass</a></span>()</code> </td> |
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| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#testRandomizedMatrix--">testRandomizedMatrix</a></span>()</code> |
| <div class="block">Used to test the correctness of this class.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#testRegionPlacement--">testRegionPlacement</a></span>()</code> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#verifyMETAUpdated-org.apache.hadoop.hbase.favored.FavoredNodesPlan-">verifyMETAUpdated</a></span>(org.apache.hadoop.hbase.favored.FavoredNodesPlan expectedPlan)</code> |
| <div class="block">Verify the meta has updated to the latest assignment plan</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#verifyRegionAssignment-org.apache.hadoop.hbase.favored.FavoredNodesPlan-int-int-">verifyRegionAssignment</a></span>(org.apache.hadoop.hbase.favored.FavoredNodesPlan plan, |
| int regionMovementNum, |
| int numRegionsOnPrimaryRS)</code> |
| <div class="block">To verify the region assignment status.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#verifyRegionMovementNum-int-">verifyRegionMovementNum</a></span>(int expected)</code> |
| <div class="block">Verify the number of region movement is expected</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#verifyRegionOnPrimaryRS-int-">verifyRegionOnPrimaryRS</a></span>(int expectedNum)</code> |
| <div class="block">Verify the number of user regions is assigned to the primary |
| region server based on the plan is expected</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/master/TestRegionPlacement.html#verifyRegionServerUpdated-org.apache.hadoop.hbase.favored.FavoredNodesPlan-">verifyRegionServerUpdated</a></span>(org.apache.hadoop.hbase.favored.FavoredNodesPlan plan)</code> |
| <div class="block">Verify all the online region servers has been updated to the |
| latest assignment plan</div> |
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| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd> |
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| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre> |
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| <dt><span class="throwsLabel">Throws:</span></dt> |
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| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd> |
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| <pre>private void <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.192">killRandomServerAndVerifyAssignment</a>() |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a>, |
| org.apache.zookeeper.KeeperException</pre> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd> |
| <dd><code>org.apache.zookeeper.KeeperException</code></dd> |
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| <pre>public void <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.258">testRandomizedMatrix</a>()</pre> |
| <div class="block">Used to test the correctness of this class.</div> |
| </li> |
| </ul> |
| <a name="shuffleAssignmentPlan-org.apache.hadoop.hbase.favored.FavoredNodesPlan-org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position-org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position-"> |
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| <pre>private org.apache.hadoop.hbase.favored.FavoredNodesPlan <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.309">shuffleAssignmentPlan</a>(org.apache.hadoop.hbase.favored.FavoredNodesPlan plan, |
| org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position p1, |
| org.apache.hadoop.hbase.favored.FavoredNodesPlan.Position p2) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Shuffle the assignment plan by switching two favored node positions.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>plan</code> - The assignment plan</dd> |
| <dd><code>p1</code> - The first switch position</dd> |
| <dd><code>p2</code> - The second switch position</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the shuffled assignment plan</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| <pre>private void <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.345">verifyRegionAssignment</a>(org.apache.hadoop.hbase.favored.FavoredNodesPlan plan, |
| int regionMovementNum, |
| int numRegionsOnPrimaryRS) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">To verify the region assignment status. |
| It will check the assignment plan consistency between hbase:meta and |
| region servers. |
| Also it will verify weather the number of region movement and |
| the number regions on the primary region server are expected</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>plan</code> - </dd> |
| <dd><code>regionMovementNum</code> - </dd> |
| <dd><code>numRegionsOnPrimaryRS</code> - </dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| <pre>private void <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.367">verifyMETAUpdated</a>(org.apache.hadoop.hbase.favored.FavoredNodesPlan expectedPlan) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Verify the meta has updated to the latest assignment plan</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>expectedPlan</code> - the region assignment plan</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if an IO problem is encountered</dd> |
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| <pre>private void <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.377">verifyRegionMovementNum</a>(int expected) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Verify the number of region movement is expected</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true" title="class or interface in java.lang">InterruptedException</a></code></dd> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
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| <pre>private void <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.410">verifyRegionOnPrimaryRS</a>(int expectedNum) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Verify the number of user regions is assigned to the primary |
| region server based on the plan is expected</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>expectedNum</code> - the expected number of assigned regions</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Verify all the online region servers has been updated to the |
| latest assignment plan</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>plan</code> - </dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
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| <pre>private int <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.475">getNumRegionisOnPrimaryRS</a>() |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Check whether regions are assigned to servers consistent with the explicit |
| hints that are persisted in the hbase:meta table. |
| Also keep track of the number of the regions are assigned to the |
| primary region server.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the number of regions are assigned to the primary region server</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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| <pre>private static void <a href="../../../../../src-html/org/apache/hadoop/hbase/master/TestRegionPlacement.html#line.546">createTable</a>(org.apache.hadoop.hbase.TableName tableName, |
| int regionNum) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Create a table with specified table name and region number.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>tableName</code> - the name of the table to be created</dd> |
| <dd><code>regionNum</code> - number of regions to create</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
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