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From git-site-r...@apache.org
Subject [02/43] hbase-site git commit: Published site at 82d554e3783372cc6b05489452c815b57c06f6cd.
Date Fri, 05 May 2017 14:58:39 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/e2c783b2/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestAsyncRegionAdminApi.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestAsyncRegionAdminApi.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestAsyncRegionAdminApi.html
index 39aaca5..dc8a182 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestAsyncRegionAdminApi.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestAsyncRegionAdminApi.html
@@ -33,422 +33,649 @@
 <span class="sourceLineNo">025</span>import java.io.IOException;<a name="line.25"></a>
 <span class="sourceLineNo">026</span>import java.util.ArrayList;<a name="line.26"></a>
 <span class="sourceLineNo">027</span>import java.util.List;<a name="line.27"></a>
-<span class="sourceLineNo">028</span><a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.HConstants;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.ServerName;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.TableName;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.master.AssignmentManager;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.master.HMaster;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.master.RegionStates;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.master.ServerManager;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.testclassification.ClientTests;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.JVMClusterUtil;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.junit.Test;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.junit.experimental.categories.Category;<a name="line.50"></a>
-<span class="sourceLineNo">051</span><a name="line.51"></a>
-<span class="sourceLineNo">052</span>/**<a name="line.52"></a>
-<span class="sourceLineNo">053</span> * Class to test asynchronous region admin operations.<a name="line.53"></a>
-<span class="sourceLineNo">054</span> */<a name="line.54"></a>
-<span class="sourceLineNo">055</span>@Category({ MediumTests.class, ClientTests.class })<a name="line.55"></a>
-<span class="sourceLineNo">056</span>public class TestAsyncRegionAdminApi extends TestAsyncAdminBase {<a name="line.56"></a>
+<span class="sourceLineNo">028</span>import java.util.Random;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import java.util.stream.Collectors;<a name="line.30"></a>
+<span class="sourceLineNo">031</span><a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HConstants;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.ServerName;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.TableName;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.master.AssignmentManager;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.master.HMaster;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.master.RegionStates;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.master.ServerManager;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.HRegionServer;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.testclassification.ClientTests;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.JVMClusterUtil;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.Threads;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.junit.Assert;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.junit.Test;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.junit.experimental.categories.Category;<a name="line.56"></a>
 <span class="sourceLineNo">057</span><a name="line.57"></a>
-<span class="sourceLineNo">058</span>  private void createTableWithDefaultConf(TableName TABLENAME) throws Exception {<a name="line.58"></a>
-<span class="sourceLineNo">059</span>    HTableDescriptor htd = new HTableDescriptor(TABLENAME);<a name="line.59"></a>
-<span class="sourceLineNo">060</span>    HColumnDescriptor hcd = new HColumnDescriptor("value");<a name="line.60"></a>
-<span class="sourceLineNo">061</span>    htd.addFamily(hcd);<a name="line.61"></a>
-<span class="sourceLineNo">062</span><a name="line.62"></a>
-<span class="sourceLineNo">063</span>    admin.createTable(htd, null).get();<a name="line.63"></a>
-<span class="sourceLineNo">064</span>  }<a name="line.64"></a>
+<span class="sourceLineNo">058</span>/**<a name="line.58"></a>
+<span class="sourceLineNo">059</span> * Class to test asynchronous region admin operations.<a name="line.59"></a>
+<span class="sourceLineNo">060</span> */<a name="line.60"></a>
+<span class="sourceLineNo">061</span>@Category({ MediumTests.class, ClientTests.class })<a name="line.61"></a>
+<span class="sourceLineNo">062</span>public class TestAsyncRegionAdminApi extends TestAsyncAdminBase {<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span>  public static Random RANDOM = new Random(System.currentTimeMillis());<a name="line.64"></a>
 <span class="sourceLineNo">065</span><a name="line.65"></a>
-<span class="sourceLineNo">066</span>  @Test<a name="line.66"></a>
-<span class="sourceLineNo">067</span>  public void testCloseRegion() throws Exception {<a name="line.67"></a>
-<span class="sourceLineNo">068</span>    TableName TABLENAME = TableName.valueOf("TestHBACloseRegion");<a name="line.68"></a>
-<span class="sourceLineNo">069</span>    createTableWithDefaultConf(TABLENAME);<a name="line.69"></a>
+<span class="sourceLineNo">066</span>  private void createTableWithDefaultConf(TableName TABLENAME) throws Exception {<a name="line.66"></a>
+<span class="sourceLineNo">067</span>    HTableDescriptor htd = new HTableDescriptor(TABLENAME);<a name="line.67"></a>
+<span class="sourceLineNo">068</span>    HColumnDescriptor hcd = new HColumnDescriptor("value");<a name="line.68"></a>
+<span class="sourceLineNo">069</span>    htd.addFamily(hcd);<a name="line.69"></a>
 <span class="sourceLineNo">070</span><a name="line.70"></a>
-<span class="sourceLineNo">071</span>    HRegionInfo info = null;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>    HRegionServer rs = TEST_UTIL.getRSForFirstRegionInTable(TABLENAME);<a name="line.72"></a>
-<span class="sourceLineNo">073</span>    List&lt;HRegionInfo&gt; onlineRegions = ProtobufUtil.getOnlineRegions(rs.getRSRpcServices());<a name="line.73"></a>
-<span class="sourceLineNo">074</span>    for (HRegionInfo regionInfo : onlineRegions) {<a name="line.74"></a>
-<span class="sourceLineNo">075</span>      if (!regionInfo.getTable().isSystemTable()) {<a name="line.75"></a>
-<span class="sourceLineNo">076</span>        info = regionInfo;<a name="line.76"></a>
-<span class="sourceLineNo">077</span>        boolean closed = admin.closeRegionWithEncodedRegionName(regionInfo.getEncodedName(),<a name="line.77"></a>
-<span class="sourceLineNo">078</span>          rs.getServerName().getServerName()).get();<a name="line.78"></a>
-<span class="sourceLineNo">079</span>        assertTrue(closed);<a name="line.79"></a>
-<span class="sourceLineNo">080</span>      }<a name="line.80"></a>
-<span class="sourceLineNo">081</span>    }<a name="line.81"></a>
-<span class="sourceLineNo">082</span>    boolean isInList = ProtobufUtil.getOnlineRegions(rs.getRSRpcServices()).contains(info);<a name="line.82"></a>
-<span class="sourceLineNo">083</span>    long timeout = System.currentTimeMillis() + 10000;<a name="line.83"></a>
-<span class="sourceLineNo">084</span>    while ((System.currentTimeMillis() &lt; timeout) &amp;&amp; (isInList)) {<a name="line.84"></a>
-<span class="sourceLineNo">085</span>      Thread.sleep(100);<a name="line.85"></a>
-<span class="sourceLineNo">086</span>      isInList = ProtobufUtil.getOnlineRegions(rs.getRSRpcServices()).contains(info);<a name="line.86"></a>
-<span class="sourceLineNo">087</span>    }<a name="line.87"></a>
-<span class="sourceLineNo">088</span><a name="line.88"></a>
-<span class="sourceLineNo">089</span>    assertFalse("The region should not be present in online regions list.", isInList);<a name="line.89"></a>
-<span class="sourceLineNo">090</span>  }<a name="line.90"></a>
-<span class="sourceLineNo">091</span><a name="line.91"></a>
-<span class="sourceLineNo">092</span>  @Test<a name="line.92"></a>
-<span class="sourceLineNo">093</span>  public void testCloseRegionIfInvalidRegionNameIsPassed() throws Exception {<a name="line.93"></a>
-<span class="sourceLineNo">094</span>    final String name = "TestHBACloseRegion1";<a name="line.94"></a>
-<span class="sourceLineNo">095</span>    byte[] TABLENAME = Bytes.toBytes(name);<a name="line.95"></a>
-<span class="sourceLineNo">096</span>    createTableWithDefaultConf(TableName.valueOf(TABLENAME));<a name="line.96"></a>
-<span class="sourceLineNo">097</span><a name="line.97"></a>
-<span class="sourceLineNo">098</span>    HRegionInfo info = null;<a name="line.98"></a>
-<span class="sourceLineNo">099</span>    HRegionServer rs = TEST_UTIL.getRSForFirstRegionInTable(TableName.valueOf(TABLENAME));<a name="line.99"></a>
-<span class="sourceLineNo">100</span>    List&lt;HRegionInfo&gt; onlineRegions = ProtobufUtil.getOnlineRegions(rs.getRSRpcServices());<a name="line.100"></a>
-<span class="sourceLineNo">101</span>    for (HRegionInfo regionInfo : onlineRegions) {<a name="line.101"></a>
-<span class="sourceLineNo">102</span>      if (!regionInfo.isMetaTable()) {<a name="line.102"></a>
-<span class="sourceLineNo">103</span>        if (regionInfo.getRegionNameAsString().contains(name)) {<a name="line.103"></a>
-<span class="sourceLineNo">104</span>          info = regionInfo;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>          boolean catchNotServingException = false;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>          try {<a name="line.106"></a>
-<span class="sourceLineNo">107</span>            admin.closeRegionWithEncodedRegionName("sample", rs.getServerName().getServerName())<a name="line.107"></a>
-<span class="sourceLineNo">108</span>                .get();<a name="line.108"></a>
-<span class="sourceLineNo">109</span>          } catch (Exception e) {<a name="line.109"></a>
-<span class="sourceLineNo">110</span>            catchNotServingException = true;<a name="line.110"></a>
-<span class="sourceLineNo">111</span>            // expected, ignore it<a name="line.111"></a>
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-<span class="sourceLineNo">113</span>          assertTrue(catchNotServingException);<a name="line.113"></a>
-<span class="sourceLineNo">114</span>        }<a name="line.114"></a>
-<span class="sourceLineNo">115</span>      }<a name="line.115"></a>
-<span class="sourceLineNo">116</span>    }<a name="line.116"></a>
-<span class="sourceLineNo">117</span>    onlineRegions = ProtobufUtil.getOnlineRegions(rs.getRSRpcServices());<a name="line.117"></a>
-<span class="sourceLineNo">118</span>    assertTrue("The region should be present in online regions list.",<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      onlineRegions.contains(info));<a name="line.119"></a>
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-<span class="sourceLineNo">121</span><a name="line.121"></a>
-<span class="sourceLineNo">122</span>  @Test<a name="line.122"></a>
-<span class="sourceLineNo">123</span>  public void testCloseRegionWhenServerNameIsNull() throws Exception {<a name="line.123"></a>
-<span class="sourceLineNo">124</span>    byte[] TABLENAME = Bytes.toBytes("TestHBACloseRegion3");<a name="line.124"></a>
-<span class="sourceLineNo">125</span>    createTableWithDefaultConf(TableName.valueOf(TABLENAME));<a name="line.125"></a>
-<span class="sourceLineNo">126</span><a name="line.126"></a>
-<span class="sourceLineNo">127</span>    HRegionServer rs = TEST_UTIL.getRSForFirstRegionInTable(TableName.valueOf(TABLENAME));<a name="line.127"></a>
-<span class="sourceLineNo">128</span><a name="line.128"></a>
-<span class="sourceLineNo">129</span>    try {<a name="line.129"></a>
-<span class="sourceLineNo">130</span>      List&lt;HRegionInfo&gt; onlineRegions = ProtobufUtil.getOnlineRegions(rs.getRSRpcServices());<a name="line.130"></a>
-<span class="sourceLineNo">131</span>      for (HRegionInfo regionInfo : onlineRegions) {<a name="line.131"></a>
-<span class="sourceLineNo">132</span>        if (!regionInfo.isMetaTable()) {<a name="line.132"></a>
-<span class="sourceLineNo">133</span>          if (regionInfo.getRegionNameAsString().contains("TestHBACloseRegion3")) {<a name="line.133"></a>
-<span class="sourceLineNo">134</span>            admin.closeRegionWithEncodedRegionName(regionInfo.getEncodedName(), null).get();<a name="line.134"></a>
-<span class="sourceLineNo">135</span>          }<a name="line.135"></a>
-<span class="sourceLineNo">136</span>        }<a name="line.136"></a>
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-<span class="sourceLineNo">138</span>      fail("The test should throw exception if the servername passed is null.");<a name="line.138"></a>
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-<span class="sourceLineNo">145</span>    byte[] TABLENAME = Bytes.toBytes("TestHBACloseRegionWhenServerNameIsEmpty");<a name="line.145"></a>
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-<span class="sourceLineNo">147</span><a name="line.147"></a>
-<span class="sourceLineNo">148</span>    HRegionServer rs = TEST_UTIL.getRSForFirstRegionInTable(TableName.valueOf(TABLENAME));<a name="line.148"></a>
-<span class="sourceLineNo">149</span><a name="line.149"></a>
-<span class="sourceLineNo">150</span>    try {<a name="line.150"></a>
-<span class="sourceLineNo">151</span>      List&lt;HRegionInfo&gt; onlineRegions = ProtobufUtil.getOnlineRegions(rs.getRSRpcServices());<a name="line.151"></a>
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-<span class="sourceLineNo">154</span>          if (regionInfo.getRegionNameAsString()<a name="line.154"></a>
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-<span class="sourceLineNo">158</span>        }<a name="line.158"></a>
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-<span class="sourceLineNo">160</span>      fail("The test should throw exception if the servername passed is empty.");<a name="line.160"></a>
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-<span class="sourceLineNo">164</span><a name="line.164"></a>
-<span class="sourceLineNo">165</span>  @Test<a name="line.165"></a>
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-<span class="sourceLineNo">170</span>    HRegionInfo info = null;<a name="line.170"></a>
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+<span class="sourceLineNo">074</span>  @Test<a name="line.74"></a>
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+<span class="sourceLineNo">093</span>      Thread.sleep(100);<a name="line.93"></a>
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+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span>    assertFalse("The region should not be present in online regions list.", isInList);<a name="line.97"></a>
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+<span class="sourceLineNo">100</span>  @Test<a name="line.100"></a>
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+<span class="sourceLineNo">303</span>        if (count &gt;= 2) {<a name="line.303"></a>
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+<span class="sourceLineNo">310</span>    }<a name="line.310"></a>
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+<span class="sourceLineNo">318</span>    try {<a name="line.318"></a>
+<span class="sourceLineNo">319</span>      // create test table<a name="line.319"></a>
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+<span class="sourceLineNo">323</span><a name="line.323"></a>
+<span class="sourceLineNo">324</span>      // add region to meta.<a name="line.324"></a>
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+<span class="sourceLineNo">329</span><a name="line.329"></a>
+<span class="sourceLineNo">330</span>      // assign region.<a name="line.330"></a>
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+<span class="sourceLineNo">342</span>      // Region is assigned now. Let's assign it again.<a name="line.342"></a>
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+<span class="sourceLineNo">347</span><a name="line.347"></a>
+<span class="sourceLineNo">348</span>      // unassign region<a name="line.348"></a>
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+<span class="sourceLineNo">356</span><a name="line.356"></a>
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+<span class="sourceLineNo">363</span>    // wait till the table is assigned<a name="line.363"></a>
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+<span class="sourceLineNo">409</span>  }<a name="line.409"></a>
+<span class="sourceLineNo">410</span><a name="line.410"></a>
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+<span class="sourceLineNo">426</span>        destServerName = destServer.getServerName();<a name="line.426"></a>
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+<span class="sourceLineNo">429</span>        }<a name="line.429"></a>
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+<span class="sourceLineNo">433</span><a name="line.433"></a>
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+<span class="sourceLineNo">440</span>        }<a name="line.440"></a>
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+<span class="sourceLineNo">442</span>        if (now &gt; timeoutTime) {<a name="line.442"></a>
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+<span class="sourceLineNo">450</span>  }<a name="line.450"></a>
+<span class="sourceLineNo">451</span><a name="line.451"></a>
+<span class="sourceLineNo">452</span>  @Test<a name="line.452"></a>
+<span class="sourceLineNo">453</span>  public void testGetOnlineRegions() throws Exception {<a name="line.453"></a>
+<span class="sourceLineNo">454</span>    final TableName tableName = TableName.valueOf("testGetOnlineRegions");<a name="line.454"></a>
+<span class="sourceLineNo">455</span>    try {<a name="line.455"></a>
+<span class="sourceLineNo">456</span>      createTableAndGetOneRegion(tableName);<a name="line.456"></a>
+<span class="sourceLineNo">457</span>      AtomicInteger regionServerCount = new AtomicInteger(0);<a name="line.457"></a>
+<span class="sourceLineNo">458</span>      TEST_UTIL.getHBaseCluster().getLiveRegionServerThreads().stream()<a name="line.458"></a>
+<span class="sourceLineNo">459</span>          .map(rsThread -&gt; rsThread.getRegionServer().getServerName()).forEach(serverName -&gt; {<a name="line.459"></a>
+<span class="sourceLineNo">460</span>            try {<a name="line.460"></a>
+<span class="sourceLineNo">461</span>              Assert.assertEquals(admin.getOnlineRegions(serverName).get().size(),<a name="line.461"></a>
+<span class="sourceLineNo">462</span>                TEST_UTIL.getAdmin().getOnlineRegions(serverName).size());<a name="line.462"></a>
+<span class="sourceLineNo">463</span>            } catch (Exception e) {<a name="line.463"></a>
+<span class="sourceLineNo">464</span>              fail("admin.getOnlineRegions() method throws a exception: " + e.getMessage());<a name="line.464"></a>
+<span class="sourceLineNo">465</span>            }<a name="line.465"></a>
+<span class="sourceLineNo">466</span>            regionServerCount.incrementAndGet();<a name="line.466"></a>
+<span class="sourceLineNo">467</span>          });<a name="line.467"></a>
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+<span class="sourceLineNo">470</span>      TEST_UTIL.deleteTable(tableName);<a name="line.470"></a>
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+<span class="sourceLineNo">472</span>  }<a name="line.472"></a>
+<span class="sourceLineNo">473</span><a name="line.473"></a>
+<span class="sourceLineNo">474</span>  @Test<a name="line.474"></a>
+<span class="sourceLineNo">475</span>  public void testFlushTableAndRegion() throws Exception {<a name="line.475"></a>
+<span class="sourceLineNo">476</span>    final TableName tableName = TableName.valueOf("testFlushRegion");<a name="line.476"></a>
+<span class="sourceLineNo">477</span>    try {<a name="line.477"></a>
+<span class="sourceLineNo">478</span>      HRegionInfo hri = createTableAndGetOneRegion(tableName);<a name="line.478"></a>
+<span class="sourceLineNo">479</span>      ServerName serverName = TEST_UTIL.getHBaseCluster().getMaster().getAssignmentManager()<a name="line.479"></a>
+<span class="sourceLineNo">480</span>          .getRegionStates().getRegionServerOfRegion(hri);<a name="line.480"></a>
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+<span class="sourceLineNo">482</span>          .map(rsThread -&gt; rsThread.getRegionServer())<a name="line.482"></a>
+<span class="sourceLineNo">483</span>          .filter(rs -&gt; rs.getServerName().equals(serverName)).findFirst().get();<a name="line.483"></a>
+<span class="sourceLineNo">484</span>      // write a put into the specific region<a name="line.484"></a>
+<span class="sourceLineNo">485</span>      try (Table table = TEST_UTIL.getConnection().getTable(tableName)) {<a name="line.485"></a>
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+<span class="sourceLineNo">487</span>      }<a name="line.487"></a>
+<span class="sourceLineNo">488</span>      Assert.assertTrue(regionServer.getOnlineRegion(hri.getRegionName()).getMemstoreSize() &gt; 0);<a name="line.488"></a>
+<span class="sourceLineNo">489</span>      // flush region and wait flush operation finished.<a name="line.489"></a>
+<span class="sourceLineNo">490</span>      LOG.info("flushing region: " + Bytes.toStringBinary(hri.getRegionName()));<a name="line.490"></a>
+<span class="sourceLineNo">491</span>      admin.flushRegion(hri.getRegionName()).get();<a name="line.491"></a>
+<span class="sourceLineNo">492</span>      LOG.info("blocking until flush is complete: " + Bytes.toStringBinary(hri.getRegionName()));<a name="line.492"></a>
+<span class="sourceLineNo">493</span>      Threads.sleepWithoutInterrupt(500);<a name="line.493"></a>
+<span class="sourceLineNo">494</span>      while (regionServer.getOnlineRegion(hri.getRegionName()).getMemstoreSize() &gt; 0) {<a name="line.494"></a>
+<span class="sourceLineNo">495</span>        Threads.sleep(50);<a name="line.495"></a>
+<span class="sourceLineNo">496</span>      }<a name="line.496"></a>
+<span class="sourceLineNo">497</span>      // check the memstore.<a name="line.497"></a>
+<span class="sourceLineNo">498</span>      Assert.assertEquals(regionServer.getOnlineRegion(hri.getRegionName()).getMemstoreSize(), 0);<a name="l

<TRUNCATED>

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