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From git-site-r...@apache.org
Subject [10/49] hbase-site git commit: Published site at 3810ba2c6edfc531181ffc9e6c68396a0c2d2027.
Date Wed, 12 Sep 2018 14:54:11 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/705d69c4/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.MockHRegion.WrappedRowLock.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.MockHRegion.WrappedRowLock.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.MockHRegion.WrappedRowLock.html
index 7ed37ca..907a45d 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.MockHRegion.WrappedRowLock.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/regionserver/TestAtomicOperation.MockHRegion.WrappedRowLock.html
@@ -28,713 +28,752 @@
 <span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.HBaseTestingUtility.fam1;<a name="line.20"></a>
 <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.HBaseTestingUtility.fam2;<a name="line.21"></a>
 <span class="sourceLineNo">022</span>import static org.junit.Assert.assertEquals;<a name="line.22"></a>
-<span class="sourceLineNo">023</span>import static org.junit.Assert.assertTrue;<a name="line.23"></a>
-<span class="sourceLineNo">024</span>import static org.junit.Assert.fail;<a name="line.24"></a>
-<span class="sourceLineNo">025</span><a name="line.25"></a>
-<span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import java.util.ArrayList;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import java.util.Arrays;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import java.util.List;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import java.util.Objects;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import java.util.Random;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import java.util.concurrent.CountDownLatch;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.conf.Configuration;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.fs.FileSystem;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.fs.Path;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.Cell;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.HConstants;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.MultithreadedTestUtil;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.MultithreadedTestUtil.TestContext;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.MultithreadedTestUtil.TestThread;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.TableName;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.client.Append;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.52"></a>
-<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.53"></a>
-<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.client.Get;<a name="line.54"></a>
-<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.client.Increment;<a name="line.55"></a>
-<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.client.IsolationLevel;<a name="line.56"></a>
-<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.client.Put;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.59"></a>
-<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.client.Result;<a name="line.60"></a>
-<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.client.RowMutations;<a name="line.61"></a>
-<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.62"></a>
-<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.63"></a>
-<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.filter.BinaryComparator;<a name="line.64"></a>
-<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.io.HeapSize;<a name="line.65"></a>
-<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.io.hfile.BlockCache;<a name="line.66"></a>
-<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.67"></a>
-<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.testclassification.VerySlowRegionServerTests;<a name="line.68"></a>
-<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.69"></a>
-<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.70"></a>
-<span class="sourceLineNo">071</span>import org.junit.After;<a name="line.71"></a>
-<span class="sourceLineNo">072</span>import org.junit.Before;<a name="line.72"></a>
-<span class="sourceLineNo">073</span>import org.junit.ClassRule;<a name="line.73"></a>
-<span class="sourceLineNo">074</span>import org.junit.Rule;<a name="line.74"></a>
-<span class="sourceLineNo">075</span>import org.junit.Test;<a name="line.75"></a>
-<span class="sourceLineNo">076</span>import org.junit.experimental.categories.Category;<a name="line.76"></a>
-<span class="sourceLineNo">077</span>import org.junit.rules.TestName;<a name="line.77"></a>
-<span class="sourceLineNo">078</span>import org.slf4j.Logger;<a name="line.78"></a>
-<span class="sourceLineNo">079</span>import org.slf4j.LoggerFactory;<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> * Testing of HRegion.incrementColumnValue, HRegion.increment,<a name="line.82"></a>
-<span class="sourceLineNo">083</span> * and HRegion.append<a name="line.83"></a>
-<span class="sourceLineNo">084</span> */<a name="line.84"></a>
-<span class="sourceLineNo">085</span>@Category({VerySlowRegionServerTests.class, MediumTests.class}) // Starts 100 threads<a name="line.85"></a>
-<span class="sourceLineNo">086</span>public class TestAtomicOperation {<a name="line.86"></a>
-<span class="sourceLineNo">087</span><a name="line.87"></a>
-<span class="sourceLineNo">088</span>  @ClassRule<a name="line.88"></a>
-<span class="sourceLineNo">089</span>  public static final HBaseClassTestRule CLASS_RULE =<a name="line.89"></a>
-<span class="sourceLineNo">090</span>      HBaseClassTestRule.forClass(TestAtomicOperation.class);<a name="line.90"></a>
-<span class="sourceLineNo">091</span><a name="line.91"></a>
-<span class="sourceLineNo">092</span>  private static final Logger LOG = LoggerFactory.getLogger(TestAtomicOperation.class);<a name="line.92"></a>
-<span class="sourceLineNo">093</span>  @Rule public TestName name = new TestName();<a name="line.93"></a>
-<span class="sourceLineNo">094</span><a name="line.94"></a>
-<span class="sourceLineNo">095</span>  HRegion region = null;<a name="line.95"></a>
-<span class="sourceLineNo">096</span>  private HBaseTestingUtility TEST_UTIL = HBaseTestingUtility.createLocalHTU();<a name="line.96"></a>
-<span class="sourceLineNo">097</span><a name="line.97"></a>
-<span class="sourceLineNo">098</span>  // Test names<a name="line.98"></a>
-<span class="sourceLineNo">099</span>  static  byte[] tableName;<a name="line.99"></a>
-<span class="sourceLineNo">100</span>  static final byte[] qual1 = Bytes.toBytes("qual1");<a name="line.100"></a>
-<span class="sourceLineNo">101</span>  static final byte[] qual2 = Bytes.toBytes("qual2");<a name="line.101"></a>
-<span class="sourceLineNo">102</span>  static final byte[] qual3 = Bytes.toBytes("qual3");<a name="line.102"></a>
-<span class="sourceLineNo">103</span>  static final byte[] value1 = Bytes.toBytes("value1");<a name="line.103"></a>
-<span class="sourceLineNo">104</span>  static final byte[] value2 = Bytes.toBytes("value2");<a name="line.104"></a>
-<span class="sourceLineNo">105</span>  static final byte [] row = Bytes.toBytes("rowA");<a name="line.105"></a>
-<span class="sourceLineNo">106</span>  static final byte [] row2 = Bytes.toBytes("rowB");<a name="line.106"></a>
-<span class="sourceLineNo">107</span><a name="line.107"></a>
-<span class="sourceLineNo">108</span>  @Before<a name="line.108"></a>
-<span class="sourceLineNo">109</span>  public void setup() {<a name="line.109"></a>
-<span class="sourceLineNo">110</span>    tableName = Bytes.toBytes(name.getMethodName());<a name="line.110"></a>
-<span class="sourceLineNo">111</span>  }<a name="line.111"></a>
-<span class="sourceLineNo">112</span><a name="line.112"></a>
-<span class="sourceLineNo">113</span>  @After<a name="line.113"></a>
-<span class="sourceLineNo">114</span>  public void teardown() throws IOException {<a name="line.114"></a>
-<span class="sourceLineNo">115</span>    if (region != null) {<a name="line.115"></a>
-<span class="sourceLineNo">116</span>      BlockCache bc = region.getStores().get(0).getCacheConfig().getBlockCache();<a name="line.116"></a>
-<span class="sourceLineNo">117</span>      region.close();<a name="line.117"></a>
-<span class="sourceLineNo">118</span>      WAL wal = region.getWAL();<a name="line.118"></a>
-<span class="sourceLineNo">119</span>      if (wal != null) wal.close();<a name="line.119"></a>
-<span class="sourceLineNo">120</span>      if (bc != null) bc.shutdown();<a name="line.120"></a>
-<span class="sourceLineNo">121</span>      region = null;<a name="line.121"></a>
-<span class="sourceLineNo">122</span>    }<a name="line.122"></a>
-<span class="sourceLineNo">123</span>  }<a name="line.123"></a>
-<span class="sourceLineNo">124</span>  //////////////////////////////////////////////////////////////////////////////<a name="line.124"></a>
-<span class="sourceLineNo">125</span>  // New tests that doesn't spin up a mini cluster but rather just test the<a name="line.125"></a>
-<span class="sourceLineNo">126</span>  // individual code pieces in the HRegion.<a name="line.126"></a>
-<span class="sourceLineNo">127</span>  //////////////////////////////////////////////////////////////////////////////<a name="line.127"></a>
-<span class="sourceLineNo">128</span><a name="line.128"></a>
-<span class="sourceLineNo">129</span>  /**<a name="line.129"></a>
-<span class="sourceLineNo">130</span>   * Test basic append operation.<a name="line.130"></a>
-<span class="sourceLineNo">131</span>   * More tests in<a name="line.131"></a>
-<span class="sourceLineNo">132</span>   * @see org.apache.hadoop.hbase.client.TestFromClientSide#testAppend()<a name="line.132"></a>
-<span class="sourceLineNo">133</span>   */<a name="line.133"></a>
-<span class="sourceLineNo">134</span>  @Test<a name="line.134"></a>
-<span class="sourceLineNo">135</span>  public void testAppend() throws IOException {<a name="line.135"></a>
-<span class="sourceLineNo">136</span>    initHRegion(tableName, name.getMethodName(), fam1);<a name="line.136"></a>
-<span class="sourceLineNo">137</span>    String v1 = "Ultimate Answer to the Ultimate Question of Life,"+<a name="line.137"></a>
-<span class="sourceLineNo">138</span>    " The Universe, and Everything";<a name="line.138"></a>
-<span class="sourceLineNo">139</span>    String v2 = " is... 42.";<a name="line.139"></a>
-<span class="sourceLineNo">140</span>    Append a = new Append(row);<a name="line.140"></a>
-<span class="sourceLineNo">141</span>    a.setReturnResults(false);<a name="line.141"></a>
-<span class="sourceLineNo">142</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v1));<a name="line.142"></a>
-<span class="sourceLineNo">143</span>    a.addColumn(fam1, qual2, Bytes.toBytes(v2));<a name="line.143"></a>
-<span class="sourceLineNo">144</span>    assertTrue(region.append(a, HConstants.NO_NONCE, HConstants.NO_NONCE).isEmpty());<a name="line.144"></a>
-<span class="sourceLineNo">145</span>    a = new Append(row);<a name="line.145"></a>
-<span class="sourceLineNo">146</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v2));<a name="line.146"></a>
-<span class="sourceLineNo">147</span>    a.addColumn(fam1, qual2, Bytes.toBytes(v1));<a name="line.147"></a>
-<span class="sourceLineNo">148</span>    Result result = region.append(a, HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.148"></a>
-<span class="sourceLineNo">149</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v1+v2), result.getValue(fam1, qual1)));<a name="line.149"></a>
-<span class="sourceLineNo">150</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v2+v1), result.getValue(fam1, qual2)));<a name="line.150"></a>
-<span class="sourceLineNo">151</span>  }<a name="line.151"></a>
-<span class="sourceLineNo">152</span><a name="line.152"></a>
-<span class="sourceLineNo">153</span>  @Test<a name="line.153"></a>
-<span class="sourceLineNo">154</span>  public void testAppendWithNonExistingFamily() throws IOException {<a name="line.154"></a>
-<span class="sourceLineNo">155</span>    initHRegion(tableName, name.getMethodName(), fam1);<a name="line.155"></a>
-<span class="sourceLineNo">156</span>    final String v1 = "Value";<a name="line.156"></a>
-<span class="sourceLineNo">157</span>    final Append a = new Append(row);<a name="line.157"></a>
-<span class="sourceLineNo">158</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v1));<a name="line.158"></a>
-<span class="sourceLineNo">159</span>    a.addColumn(fam2, qual2, Bytes.toBytes(v1));<a name="line.159"></a>
-<span class="sourceLineNo">160</span>    Result result = null;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>    try {<a name="line.161"></a>
-<span class="sourceLineNo">162</span>      result = region.append(a, HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.162"></a>
-<span class="sourceLineNo">163</span>      fail("Append operation should fail with NoSuchColumnFamilyException.");<a name="line.163"></a>
-<span class="sourceLineNo">164</span>    } catch (NoSuchColumnFamilyException e) {<a name="line.164"></a>
-<span class="sourceLineNo">165</span>      assertEquals(null, result);<a name="line.165"></a>
-<span class="sourceLineNo">166</span>    } catch (Exception e) {<a name="line.166"></a>
-<span class="sourceLineNo">167</span>      fail("Append operation should fail with NoSuchColumnFamilyException.");<a name="line.167"></a>
-<span class="sourceLineNo">168</span>    }<a name="line.168"></a>
-<span class="sourceLineNo">169</span>  }<a name="line.169"></a>
-<span class="sourceLineNo">170</span><a name="line.170"></a>
-<span class="sourceLineNo">171</span>  @Test<a name="line.171"></a>
-<span class="sourceLineNo">172</span>  public void testIncrementWithNonExistingFamily() throws IOException {<a name="line.172"></a>
-<span class="sourceLineNo">173</span>    initHRegion(tableName, name.getMethodName(), fam1);<a name="line.173"></a>
-<span class="sourceLineNo">174</span>    final Increment inc = new Increment(row);<a name="line.174"></a>
-<span class="sourceLineNo">175</span>    inc.addColumn(fam1, qual1, 1);<a name="line.175"></a>
-<span class="sourceLineNo">176</span>    inc.addColumn(fam2, qual2, 1);<a name="line.176"></a>
-<span class="sourceLineNo">177</span>    inc.setDurability(Durability.ASYNC_WAL);<a name="line.177"></a>
-<span class="sourceLineNo">178</span>    try {<a name="line.178"></a>
-<span class="sourceLineNo">179</span>      region.increment(inc, HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.179"></a>
-<span class="sourceLineNo">180</span>    } catch (NoSuchColumnFamilyException e) {<a name="line.180"></a>
-<span class="sourceLineNo">181</span>      final Get g = new Get(row);<a name="line.181"></a>
-<span class="sourceLineNo">182</span>      final Result result = region.get(g);<a name="line.182"></a>
-<span class="sourceLineNo">183</span>      assertEquals(null, result.getValue(fam1, qual1));<a name="line.183"></a>
-<span class="sourceLineNo">184</span>      assertEquals(null, result.getValue(fam2, qual2));<a name="line.184"></a>
-<span class="sourceLineNo">185</span>    } catch (Exception e) {<a name="line.185"></a>
-<span class="sourceLineNo">186</span>      fail("Increment operation should fail with NoSuchColumnFamilyException.");<a name="line.186"></a>
-<span class="sourceLineNo">187</span>    }<a name="line.187"></a>
-<span class="sourceLineNo">188</span>  }<a name="line.188"></a>
-<span class="sourceLineNo">189</span><a name="line.189"></a>
-<span class="sourceLineNo">190</span>  /**<a name="line.190"></a>
-<span class="sourceLineNo">191</span>   * Test multi-threaded increments.<a name="line.191"></a>
-<span class="sourceLineNo">192</span>   */<a name="line.192"></a>
-<span class="sourceLineNo">193</span>  @Test<a name="line.193"></a>
-<span class="sourceLineNo">194</span>  public void testIncrementMultiThreads() throws IOException {<a name="line.194"></a>
-<span class="sourceLineNo">195</span>    boolean fast = true;<a name="line.195"></a>
-<span class="sourceLineNo">196</span>    LOG.info("Starting test testIncrementMultiThreads");<a name="line.196"></a>
-<span class="sourceLineNo">197</span>    // run a with mixed column families (1 and 3 versions)<a name="line.197"></a>
-<span class="sourceLineNo">198</span>    initHRegion(tableName, name.getMethodName(), new int[] {1,3}, fam1, fam2);<a name="line.198"></a>
-<span class="sourceLineNo">199</span><a name="line.199"></a>
-<span class="sourceLineNo">200</span>    // Create 100 threads, each will increment by its own quantity. All 100 threads update the<a name="line.200"></a>
-<span class="sourceLineNo">201</span>    // same row over two column families.<a name="line.201"></a>
-<span class="sourceLineNo">202</span>    int numThreads = 100;<a name="line.202"></a>
-<span class="sourceLineNo">203</span>    int incrementsPerThread = 1000;<a name="line.203"></a>
-<span class="sourceLineNo">204</span>    Incrementer[] all = new Incrementer[numThreads];<a name="line.204"></a>
-<span class="sourceLineNo">205</span>    int expectedTotal = 0;<a name="line.205"></a>
-<span class="sourceLineNo">206</span>    // create all threads<a name="line.206"></a>
-<span class="sourceLineNo">207</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.207"></a>
-<span class="sourceLineNo">208</span>      all[i] = new Incrementer(region, i, i, incrementsPerThread);<a name="line.208"></a>
-<span class="sourceLineNo">209</span>      expectedTotal += (i * incrementsPerThread);<a name="line.209"></a>
-<span class="sourceLineNo">210</span>    }<a name="line.210"></a>
-<span class="sourceLineNo">211</span><a name="line.211"></a>
-<span class="sourceLineNo">212</span>    // run all threads<a name="line.212"></a>
-<span class="sourceLineNo">213</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.213"></a>
-<span class="sourceLineNo">214</span>      all[i].start();<a name="line.214"></a>
-<span class="sourceLineNo">215</span>    }<a name="line.215"></a>
-<span class="sourceLineNo">216</span><a name="line.216"></a>
-<span class="sourceLineNo">217</span>    // wait for all threads to finish<a name="line.217"></a>
-<span class="sourceLineNo">218</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.218"></a>
-<span class="sourceLineNo">219</span>      try {<a name="line.219"></a>
-<span class="sourceLineNo">220</span>        all[i].join();<a name="line.220"></a>
-<span class="sourceLineNo">221</span>      } catch (InterruptedException e) {<a name="line.221"></a>
-<span class="sourceLineNo">222</span>        LOG.info("Ignored", e);<a name="line.222"></a>
-<span class="sourceLineNo">223</span>      }<a name="line.223"></a>
-<span class="sourceLineNo">224</span>    }<a name="line.224"></a>
-<span class="sourceLineNo">225</span>    assertICV(row, fam1, qual1, expectedTotal, fast);<a name="line.225"></a>
-<span class="sourceLineNo">226</span>    assertICV(row, fam1, qual2, expectedTotal*2, fast);<a name="line.226"></a>
-<span class="sourceLineNo">227</span>    assertICV(row, fam2, qual3, expectedTotal*3, fast);<a name="line.227"></a>
-<span class="sourceLineNo">228</span>    LOG.info("testIncrementMultiThreads successfully verified that total is " + expectedTotal);<a name="line.228"></a>
-<span class="sourceLineNo">229</span>  }<a name="line.229"></a>
-<span class="sourceLineNo">230</span><a name="line.230"></a>
-<span class="sourceLineNo">231</span><a name="line.231"></a>
-<span class="sourceLineNo">232</span>  private void assertICV(byte [] row,<a name="line.232"></a>
-<span class="sourceLineNo">233</span>                         byte [] familiy,<a name="line.233"></a>
-<span class="sourceLineNo">234</span>                         byte[] qualifier,<a name="line.234"></a>
-<span class="sourceLineNo">235</span>                         long amount,<a name="line.235"></a>
-<span class="sourceLineNo">236</span>                         boolean fast) throws IOException {<a name="line.236"></a>
-<span class="sourceLineNo">237</span>    // run a get and see?<a name="line.237"></a>
-<span class="sourceLineNo">238</span>    Get get = new Get(row);<a name="line.238"></a>
-<span class="sourceLineNo">239</span>    if (fast) get.setIsolationLevel(IsolationLevel.READ_UNCOMMITTED);<a name="line.239"></a>
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-<span class="sourceLineNo">241</span>    Result result = region.get(get);<a name="line.241"></a>
-<span class="sourceLineNo">242</span>    assertEquals(1, result.size());<a name="line.242"></a>
-<span class="sourceLineNo">243</span><a name="line.243"></a>
-<span class="sourceLineNo">244</span>    Cell kv = result.rawCells()[0];<a name="line.244"></a>
-<span class="sourceLineNo">245</span>    long r = Bytes.toLong(CellUtil.cloneValue(kv));<a name="line.245"></a>
-<span class="sourceLineNo">246</span>    assertEquals(amount, r);<a name="line.246"></a>
-<span class="sourceLineNo">247</span>  }<a name="line.247"></a>
-<span class="sourceLineNo">248</span><a name="line.248"></a>
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-<span class="sourceLineNo">257</span>  throws IOException {<a name="line.257"></a>
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-<span class="sourceLineNo">259</span>    int i=0;<a name="line.259"></a>
-<span class="sourceLineNo">260</span>    for(byte [] family : families) {<a name="line.260"></a>
-<span class="sourceLineNo">261</span>      HColumnDescriptor hcd = new HColumnDescriptor(family);<a name="line.261"></a>
-<span class="sourceLineNo">262</span>      hcd.setMaxVersions(maxVersions != null ? maxVersions[i++] : 1);<a name="line.262"></a>
-<span class="sourceLineNo">263</span>      htd.addFamily(hcd);<a name="line.263"></a>
-<span class="sourceLineNo">264</span>    }<a name="line.264"></a>
-<span class="sourceLineNo">265</span>    HRegionInfo info = new HRegionInfo(htd.getTableName(), null, null, false);<a name="line.265"></a>
-<span class="sourceLineNo">266</span>    region = TEST_UTIL.createLocalHRegion(info, htd);<a name="line.266"></a>
-<span class="sourceLineNo">267</span>  }<a name="line.267"></a>
-<span class="sourceLineNo">268</span><a name="line.268"></a>
-<span class="sourceLineNo">269</span>  /**<a name="line.269"></a>
-<span class="sourceLineNo">270</span>   * A thread that makes increment calls always on the same row, this.row against two column<a name="line.270"></a>
-<span class="sourceLineNo">271</span>   * families on this row.<a name="line.271"></a>
-<span class="sourceLineNo">272</span>   */<a name="line.272"></a>
-<span class="sourceLineNo">273</span>  public static class Incrementer extends Thread {<a name="line.273"></a>
-<span class="sourceLineNo">274</span><a name="line.274"></a>
-<span class="sourceLineNo">275</span>    private final Region region;<a name="line.275"></a>
-<span class="sourceLineNo">276</span>    private final int numIncrements;<a name="line.276"></a>
-<span class="sourceLineNo">277</span>    private final int amount;<a name="line.277"></a>
-<span class="sourceLineNo">278</span><a name="line.278"></a>
-<span class="sourceLineNo">279</span><a name="line.279"></a>
-<span class="sourceLineNo">280</span>    public Incrementer(Region region, int threadNumber, int amount, int numIncrements) {<a name="line.280"></a>
-<span class="sourceLineNo">281</span>      super("Incrementer." + threadNumber);<a name="line.281"></a>
-<span class="sourceLineNo">282</span>      this.region = region;<a name="line.282"></a>
-<span class="sourceLineNo">283</span>      this.numIncrements = numIncrements;<a name="line.283"></a>
-<span class="sourceLineNo">284</span>      this.amount = amount;<a name="line.284"></a>
-<span class="sourceLineNo">285</span>      setDaemon(true);<a name="line.285"></a>
-<span class="sourceLineNo">286</span>    }<a name="line.286"></a>
+<span class="sourceLineNo">023</span>import static org.junit.Assert.assertNotNull;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import static org.junit.Assert.assertTrue;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import static org.junit.Assert.fail;<a name="line.25"></a>
+<span class="sourceLineNo">026</span><a name="line.26"></a>
+<span class="sourceLineNo">027</span>import java.io.IOException;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.util.ArrayList;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import java.util.Arrays;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import java.util.Objects;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import java.util.Random;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import java.util.concurrent.CountDownLatch;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.conf.Configuration;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.fs.FileSystem;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.fs.Path;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.Cell;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.HConstants;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.MultithreadedTestUtil;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.MultithreadedTestUtil.TestContext;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.MultithreadedTestUtil.TestThread;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.TableName;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.client.Append;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.client.Get;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.client.Increment;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.client.IsolationLevel;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.client.Put;<a name="line.59"></a>
+<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.client.Result;<a name="line.61"></a>
+<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.client.RowMutations;<a name="line.62"></a>
+<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.63"></a>
+<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.64"></a>
+<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.filter.BinaryComparator;<a name="line.65"></a>
+<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.io.HeapSize;<a name="line.66"></a>
+<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.io.hfile.BlockCache;<a name="line.67"></a>
+<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.68"></a>
+<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.testclassification.VerySlowRegionServerTests;<a name="line.69"></a>
+<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.70"></a>
+<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.71"></a>
+<span class="sourceLineNo">072</span>import org.junit.After;<a name="line.72"></a>
+<span class="sourceLineNo">073</span>import org.junit.Before;<a name="line.73"></a>
+<span class="sourceLineNo">074</span>import org.junit.ClassRule;<a name="line.74"></a>
+<span class="sourceLineNo">075</span>import org.junit.Rule;<a name="line.75"></a>
+<span class="sourceLineNo">076</span>import org.junit.Test;<a name="line.76"></a>
+<span class="sourceLineNo">077</span>import org.junit.experimental.categories.Category;<a name="line.77"></a>
+<span class="sourceLineNo">078</span>import org.junit.rules.TestName;<a name="line.78"></a>
+<span class="sourceLineNo">079</span>import org.slf4j.Logger;<a name="line.79"></a>
+<span class="sourceLineNo">080</span>import org.slf4j.LoggerFactory;<a name="line.80"></a>
+<span class="sourceLineNo">081</span><a name="line.81"></a>
+<span class="sourceLineNo">082</span>/**<a name="line.82"></a>
+<span class="sourceLineNo">083</span> * Testing of HRegion.incrementColumnValue, HRegion.increment,<a name="line.83"></a>
+<span class="sourceLineNo">084</span> * and HRegion.append<a name="line.84"></a>
+<span class="sourceLineNo">085</span> */<a name="line.85"></a>
+<span class="sourceLineNo">086</span>@Category({VerySlowRegionServerTests.class, MediumTests.class}) // Starts 100 threads<a name="line.86"></a>
+<span class="sourceLineNo">087</span>public class TestAtomicOperation {<a name="line.87"></a>
+<span class="sourceLineNo">088</span><a name="line.88"></a>
+<span class="sourceLineNo">089</span>  @ClassRule<a name="line.89"></a>
+<span class="sourceLineNo">090</span>  public static final HBaseClassTestRule CLASS_RULE =<a name="line.90"></a>
+<span class="sourceLineNo">091</span>      HBaseClassTestRule.forClass(TestAtomicOperation.class);<a name="line.91"></a>
+<span class="sourceLineNo">092</span><a name="line.92"></a>
+<span class="sourceLineNo">093</span>  private static final Logger LOG = LoggerFactory.getLogger(TestAtomicOperation.class);<a name="line.93"></a>
+<span class="sourceLineNo">094</span>  @Rule public TestName name = new TestName();<a name="line.94"></a>
+<span class="sourceLineNo">095</span><a name="line.95"></a>
+<span class="sourceLineNo">096</span>  HRegion region = null;<a name="line.96"></a>
+<span class="sourceLineNo">097</span>  private HBaseTestingUtility TEST_UTIL = HBaseTestingUtility.createLocalHTU();<a name="line.97"></a>
+<span class="sourceLineNo">098</span><a name="line.98"></a>
+<span class="sourceLineNo">099</span>  // Test names<a name="line.99"></a>
+<span class="sourceLineNo">100</span>  static  byte[] tableName;<a name="line.100"></a>
+<span class="sourceLineNo">101</span>  static final byte[] qual1 = Bytes.toBytes("qual1");<a name="line.101"></a>
+<span class="sourceLineNo">102</span>  static final byte[] qual2 = Bytes.toBytes("qual2");<a name="line.102"></a>
+<span class="sourceLineNo">103</span>  static final byte[] qual3 = Bytes.toBytes("qual3");<a name="line.103"></a>
+<span class="sourceLineNo">104</span>  static final byte[] value1 = Bytes.toBytes("value1");<a name="line.104"></a>
+<span class="sourceLineNo">105</span>  static final byte[] value2 = Bytes.toBytes("value2");<a name="line.105"></a>
+<span class="sourceLineNo">106</span>  static final byte [] row = Bytes.toBytes("rowA");<a name="line.106"></a>
+<span class="sourceLineNo">107</span>  static final byte [] row2 = Bytes.toBytes("rowB");<a name="line.107"></a>
+<span class="sourceLineNo">108</span><a name="line.108"></a>
+<span class="sourceLineNo">109</span>  @Before<a name="line.109"></a>
+<span class="sourceLineNo">110</span>  public void setup() {<a name="line.110"></a>
+<span class="sourceLineNo">111</span>    tableName = Bytes.toBytes(name.getMethodName());<a name="line.111"></a>
+<span class="sourceLineNo">112</span>  }<a name="line.112"></a>
+<span class="sourceLineNo">113</span><a name="line.113"></a>
+<span class="sourceLineNo">114</span>  @After<a name="line.114"></a>
+<span class="sourceLineNo">115</span>  public void teardown() throws IOException {<a name="line.115"></a>
+<span class="sourceLineNo">116</span>    if (region != null) {<a name="line.116"></a>
+<span class="sourceLineNo">117</span>      BlockCache bc = region.getStores().get(0).getCacheConfig().getBlockCache();<a name="line.117"></a>
+<span class="sourceLineNo">118</span>      region.close();<a name="line.118"></a>
+<span class="sourceLineNo">119</span>      WAL wal = region.getWAL();<a name="line.119"></a>
+<span class="sourceLineNo">120</span>      if (wal != null) wal.close();<a name="line.120"></a>
+<span class="sourceLineNo">121</span>      if (bc != null) bc.shutdown();<a name="line.121"></a>
+<span class="sourceLineNo">122</span>      region = null;<a name="line.122"></a>
+<span class="sourceLineNo">123</span>    }<a name="line.123"></a>
+<span class="sourceLineNo">124</span>  }<a name="line.124"></a>
+<span class="sourceLineNo">125</span>  //////////////////////////////////////////////////////////////////////////////<a name="line.125"></a>
+<span class="sourceLineNo">126</span>  // New tests that doesn't spin up a mini cluster but rather just test the<a name="line.126"></a>
+<span class="sourceLineNo">127</span>  // individual code pieces in the HRegion.<a name="line.127"></a>
+<span class="sourceLineNo">128</span>  //////////////////////////////////////////////////////////////////////////////<a name="line.128"></a>
+<span class="sourceLineNo">129</span><a name="line.129"></a>
+<span class="sourceLineNo">130</span>  /**<a name="line.130"></a>
+<span class="sourceLineNo">131</span>   * Test basic append operation.<a name="line.131"></a>
+<span class="sourceLineNo">132</span>   * More tests in<a name="line.132"></a>
+<span class="sourceLineNo">133</span>   * @see org.apache.hadoop.hbase.client.TestFromClientSide#testAppend()<a name="line.133"></a>
+<span class="sourceLineNo">134</span>   */<a name="line.134"></a>
+<span class="sourceLineNo">135</span>  @Test<a name="line.135"></a>
+<span class="sourceLineNo">136</span>  public void testAppend() throws IOException {<a name="line.136"></a>
+<span class="sourceLineNo">137</span>    initHRegion(tableName, name.getMethodName(), fam1);<a name="line.137"></a>
+<span class="sourceLineNo">138</span>    String v1 = "Ultimate Answer to the Ultimate Question of Life,"+<a name="line.138"></a>
+<span class="sourceLineNo">139</span>    " The Universe, and Everything";<a name="line.139"></a>
+<span class="sourceLineNo">140</span>    String v2 = " is... 42.";<a name="line.140"></a>
+<span class="sourceLineNo">141</span>    Append a = new Append(row);<a name="line.141"></a>
+<span class="sourceLineNo">142</span>    a.setReturnResults(false);<a name="line.142"></a>
+<span class="sourceLineNo">143</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v1));<a name="line.143"></a>
+<span class="sourceLineNo">144</span>    a.addColumn(fam1, qual2, Bytes.toBytes(v2));<a name="line.144"></a>
+<span class="sourceLineNo">145</span>    assertTrue(region.append(a, HConstants.NO_NONCE, HConstants.NO_NONCE).isEmpty());<a name="line.145"></a>
+<span class="sourceLineNo">146</span>    a = new Append(row);<a name="line.146"></a>
+<span class="sourceLineNo">147</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v2));<a name="line.147"></a>
+<span class="sourceLineNo">148</span>    a.addColumn(fam1, qual2, Bytes.toBytes(v1));<a name="line.148"></a>
+<span class="sourceLineNo">149</span>    Result result = region.append(a, HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.149"></a>
+<span class="sourceLineNo">150</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v1+v2), result.getValue(fam1, qual1)));<a name="line.150"></a>
+<span class="sourceLineNo">151</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v2+v1), result.getValue(fam1, qual2)));<a name="line.151"></a>
+<span class="sourceLineNo">152</span>  }<a name="line.152"></a>
+<span class="sourceLineNo">153</span><a name="line.153"></a>
+<span class="sourceLineNo">154</span>  @Test<a name="line.154"></a>
+<span class="sourceLineNo">155</span>  public void testAppendWithMultipleFamilies() throws IOException {<a name="line.155"></a>
+<span class="sourceLineNo">156</span>    final byte[] fam3 = Bytes.toBytes("colfamily31");<a name="line.156"></a>
+<span class="sourceLineNo">157</span>    initHRegion(tableName, name.getMethodName(), fam1, fam2, fam3);<a name="line.157"></a>
+<span class="sourceLineNo">158</span>    String v1 = "Appended";<a name="line.158"></a>
+<span class="sourceLineNo">159</span>    String v2 = "Value";<a name="line.159"></a>
+<span class="sourceLineNo">160</span><a name="line.160"></a>
+<span class="sourceLineNo">161</span>    Append a = new Append(row);<a name="line.161"></a>
+<span class="sourceLineNo">162</span>    a.setReturnResults(false);<a name="line.162"></a>
+<span class="sourceLineNo">163</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v1));<a name="line.163"></a>
+<span class="sourceLineNo">164</span>    a.addColumn(fam2, qual2, Bytes.toBytes(v2));<a name="line.164"></a>
+<span class="sourceLineNo">165</span>    Result result = region.append(a, HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.165"></a>
+<span class="sourceLineNo">166</span>    assertTrue("Expected an empty result but result contains " + result.size() + " keys",<a name="line.166"></a>
+<span class="sourceLineNo">167</span>      result.isEmpty());<a name="line.167"></a>
+<span class="sourceLineNo">168</span><a name="line.168"></a>
+<span class="sourceLineNo">169</span>    a = new Append(row);<a name="line.169"></a>
+<span class="sourceLineNo">170</span>    a.addColumn(fam2, qual2, Bytes.toBytes(v1));<a name="line.170"></a>
+<span class="sourceLineNo">171</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v2));<a name="line.171"></a>
+<span class="sourceLineNo">172</span>    a.addColumn(fam3, qual3, Bytes.toBytes(v2));<a name="line.172"></a>
+<span class="sourceLineNo">173</span>    a.addColumn(fam1, qual2, Bytes.toBytes(v1));<a name="line.173"></a>
+<span class="sourceLineNo">174</span><a name="line.174"></a>
+<span class="sourceLineNo">175</span>    result = region.append(a, HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.175"></a>
+<span class="sourceLineNo">176</span><a name="line.176"></a>
+<span class="sourceLineNo">177</span>    byte[] actualValue1 = result.getValue(fam1, qual1);<a name="line.177"></a>
+<span class="sourceLineNo">178</span>    byte[] actualValue2 = result.getValue(fam2, qual2);<a name="line.178"></a>
+<span class="sourceLineNo">179</span>    byte[] actualValue3 = result.getValue(fam3, qual3);<a name="line.179"></a>
+<span class="sourceLineNo">180</span>    byte[] actualValue4 = result.getValue(fam1, qual2);<a name="line.180"></a>
+<span class="sourceLineNo">181</span><a name="line.181"></a>
+<span class="sourceLineNo">182</span>    assertNotNull("Value1 should bot be null", actualValue1);<a name="line.182"></a>
+<span class="sourceLineNo">183</span>    assertNotNull("Value2 should bot be null", actualValue2);<a name="line.183"></a>
+<span class="sourceLineNo">184</span>    assertNotNull("Value3 should bot be null", actualValue3);<a name="line.184"></a>
+<span class="sourceLineNo">185</span>    assertNotNull("Value4 should bot be null", actualValue4);<a name="line.185"></a>
+<span class="sourceLineNo">186</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v1 + v2), actualValue1));<a name="line.186"></a>
+<span class="sourceLineNo">187</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v2 + v1), actualValue2));<a name="line.187"></a>
+<span class="sourceLineNo">188</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v2), actualValue3));<a name="line.188"></a>
+<span class="sourceLineNo">189</span>    assertEquals(0, Bytes.compareTo(Bytes.toBytes(v1), actualValue4));<a name="line.189"></a>
+<span class="sourceLineNo">190</span>  }<a name="line.190"></a>
+<span class="sourceLineNo">191</span><a name="line.191"></a>
+<span class="sourceLineNo">192</span>  @Test<a name="line.192"></a>
+<span class="sourceLineNo">193</span>  public void testAppendWithNonExistingFamily() throws IOException {<a name="line.193"></a>
+<span class="sourceLineNo">194</span>    initHRegion(tableName, name.getMethodName(), fam1);<a name="line.194"></a>
+<span class="sourceLineNo">195</span>    final String v1 = "Value";<a name="line.195"></a>
+<span class="sourceLineNo">196</span>    final Append a = new Append(row);<a name="line.196"></a>
+<span class="sourceLineNo">197</span>    a.addColumn(fam1, qual1, Bytes.toBytes(v1));<a name="line.197"></a>
+<span class="sourceLineNo">198</span>    a.addColumn(fam2, qual2, Bytes.toBytes(v1));<a name="line.198"></a>
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+<span class="sourceLineNo">200</span>    try {<a name="line.200"></a>
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-<span class="sourceLineNo">324</span>    int numThreads = 100;<a name="line.324"></a>
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+<span class="sourceLineNo">358</span>  public void testAppendMultiThreads() throws IOException {<a name="line.358"></a>
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+<span class="sourceLineNo">360</span>    // run a with mixed column families (1 and 3 versions)<a name="line.360"></a>
+<span class="sourceLineNo">361</span>    initHRegion(tableName, name.getMethodName(), new int[] {1,3}, fam1, fam2);<a name="line.361"></a>
 <span class="sourceLineNo">362</span><a name="line.362"></a>
-<span class="sourceLineNo">363</span>    // wait for all threads to finish<a name="line.363"></a>
-<span class="sourceLineNo">364</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.364"></a>
-<span class="sourceLineNo">365</span>      try {<a name="line.365"></a>
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-<span class="sourceLineNo">367</span>      } catch (InterruptedException e) {<a name="line.367"></a>
-<span class="sourceLineNo">368</span>      }<a name="line.368"></a>
-<span class="sourceLineNo">369</span>    }<a name="line.369"></a>
-<span class="sourceLineNo">370</span>    assertEquals(0, failures.get());<a name="line.370"></a>
-<span class="sourceLineNo">371</span>    Get g = new Get(row);<a name="line.371"></a>
-<span class="sourceLineNo">372</span>    Result result = region.get(g);<a name="line.372"></a>
-<span class="sourceLineNo">373</span>    assertEquals(10000, result.getValue(fam1, qual1).length);<a name="line.373"></a>
-<span class="sourceLineNo">374</span>    assertEquals(10000, result.getValue(fam1, qual2).length);<a name="line.374"></a>
-<span class="sourceLineNo">375</span>    assertEquals(10000, result.getValue(fam2, qual3).length);<a name="line.375"></a>
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-<span class="sourceLineNo">377</span>  /**<a name="line.377"></a>
-<span class="sourceLineNo">378</span>   * Test multi-threaded row mutations.<a name="line.378"></a>
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-<span class="sourceLineNo">382</span>    LOG.info("Starting test testRowMutationMultiThreads");<a name="line.382"></a>
-<span class="sourceLineNo">383</span>    initHRegion(tableName, name.getMethodName(), fam1);<a name="line.383"></a>
-<span class="sourceLineNo">384</span><a name="line.384"></a>
-<span class="sourceLineNo">385</span>    // create 10 threads, each will alternate between adding and<a name="line.385"></a>
-<span class="sourceLineNo">386</span>    // removing a column<a name="line.386"></a>
-<span class="sourceLineNo">387</span>    int numThreads = 10;<a name="line.387"></a>
-<span class="sourceLineNo">388</span>    int opsPerThread = 250;<a name="line.388"></a>
-<span class="sourceLineNo">389</span>    AtomicOperation[] all = new AtomicOperation[numThreads];<a name="line.389"></a>
-<span class="sourceLineNo">390</span><a name="line.390"></a>
-<span class="sourceLineNo">391</span>    AtomicLong timeStamps = new AtomicLong(0);<a name="line.391"></a>
-<span class="sourceLineNo">392</span>    AtomicInteger failures = new AtomicInteger(0);<a name="line.392"></a>
-<span class="sourceLineNo">393</span>    // create all threads<a name="line.393"></a>
-<span class="sourceLineNo">394</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.394"></a>
-<span class="sourceLineNo">395</span>      all[i] = new AtomicOperation(region, opsPerThread, timeStamps, failures) {<a name="line.395"></a>
-<span class="sourceLineNo">396</span>        @Override<a name="line.396"></a>
-<span class="sourceLineNo">397</span>        public void run() {<a name="line.397"></a>
-<span class="sourceLineNo">398</span>          boolean op = true;<a name="line.398"></a>
-<span class="sourceLineNo">399</span>          for (int i=0; i&lt;numOps; i++) {<a name="line.399"></a>
-<span class="sourceLineNo">400</span>            try {<a name="line.400"></a>
-<span class="sourceLineNo">401</span>              // throw in some flushes<a name="line.401"></a>
-<span class="sourceLineNo">402</span>              if (i%10==0) {<a name="line.402"></a>
-<span class="sourceLineNo">403</span>                synchronized(region) {<a name="line.403"></a>
-<span class="sourceLineNo">404</span>                  LOG.debug("flushing");<a name="line.404"></a>
-<span class="sourceLineNo">405</span>                  region.flush(true);<a name="line.405"></a>
-<span class="sourceLineNo">406</span>                  if (i%100==0) {<a name="line.406"></a>
-<span class="sourceLineNo">407</span>                    region.compact(false);<a name="line.407"></a>
-<span class="sourceLineNo">408</span>                  }<a name="line.408"></a>
-<span class="sourceLineNo">409</span>                }<a name="line.409"></a>
-<span class="sourceLineNo">410</span>              }<a name="line.410"></a>
-<span class="sourceLineNo">411</span>              long ts = timeStamps.incrementAndGet();<a name="line.411"></a>
-<span class="sourceLineNo">412</span>              RowMutations rm = new RowMutations(row);<a name="line.412"></a>
-<span class="sourceLineNo">413</span>              if (op) {<a name="line.413"></a>
-<span class="sourceLineNo">414</span>                Put p = new Put(row, ts);<a name="line.414"></a>
-<span class="sourceLineNo">415</span>                p.addColumn(fam1, qual1, value1);<a name="line.415"></a>
-<span class="sourceLineNo">416</span>                p.setDurability(Durability.ASYNC_WAL);<a name="line.416"></a>
-<span class="sourceLineNo">417</span>                rm.add(p);<a name="line.417"></a>
-<span class="sourceLineNo">418</span>                Delete d = new Delete(row);<a name="line.418"></a>
-<span class="sourceLineNo">419</span>                d.addColumns(fam1, qual2, ts);<a name="line.419"></a>
-<span class="sourceLineNo">420</span>                d.setDurability(Durability.ASYNC_WAL);<a name="line.420"></a>
-<span class="sourceLineNo">421</span>                rm.add(d);<a name="line.421"></a>
-<span class="sourceLineNo">422</span>              } else {<a name="line.422"></a>
-<span class="sourceLineNo">423</span>                Delete d = new Delete(row);<a name="line.423"></a>
-<span class="sourceLineNo">424</span>                d.addColumns(fam1, qual1, ts);<a name="line.424"></a>
-<span class="sourceLineNo">425</span>                d.setDurability(Durability.ASYNC_WAL);<a name="line.425"></a>
-<span class="sourceLineNo">426</span>                rm.add(d);<a name="line.426"></a>
-<span class="sourceLineNo">427</span>                Put p = new Put(row, ts);<a name="line.427"></a>
-<span class="sourceLineNo">428</span>                p.addColumn(fam1, qual2, value2);<a name="line.428"></a>
-<span class="sourceLineNo">429</span>                p.setDurability(Durability.ASYNC_WAL);<a name="line.429"></a>
-<span class="sourceLineNo">430</span>                rm.add(p);<a name="line.430"></a>
-<span class="sourceLineNo">431</span>              }<a name="line.431"></a>
-<span class="sourceLineNo">432</span>              region.mutateRow(rm);<a name="line.432"></a>
-<span class="sourceLineNo">433</span>              op ^= true;<a name="line.433"></a>
-<span class="sourceLineNo">434</span>              // check: should always see exactly one column<a name="line.434"></a>
-<span class="sourceLineNo">435</span>              Get g = new Get(row);<a name="line.435"></a>
-<span class="sourceLineNo">436</span>              Result r = region.get(g);<a name="line.436"></a>
-<span class="sourceLineNo">437</span>              if (r.size() != 1) {<a name="line.437"></a>
-<span class="sourceLineNo">438</span>                LOG.debug(Objects.toString(r));<a name="line.438"></a>
-<span class="sourceLineNo">439</span>                failures.incrementAndGet();<a name="line.439"></a>
-<span class="sourceLineNo">440</span>                fail();<a name="line.440"></a>
-<span class="sourceLineNo">441</span>              }<a name="line.441"></a>
-<span class="sourceLineNo">442</span>            } catch (IOException e) {<a name="line.442"></a>
-<span class="sourceLineNo">443</span>              e.printStackTrace();<a name="line.443"></a>
-<span class="sourceLineNo">444</span>              failures.incrementAndGet();<a name="line.444"></a>
-<span class="sourceLineNo">445</span>              fail();<a name="line.445"></a>
-<span class="sourceLineNo">446</span>            }<a name="line.446"></a>
-<span class="sourceLineNo">447</span>          }<a name="line.447"></a>
-<span class="sourceLineNo">448</span>        }<a name="line.448"></a>
-<span class="sourceLineNo">449</span>      };<a name="line.449"></a>
-<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>    // run all threads<a name="line.452"></a>
-<span class="sourceLineNo">453</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.453"></a>
-<span class="sourceLineNo">454</span>      all[i].start();<a name="line.454"></a>
-<span class="sourceLineNo">455</span>    }<a name="line.455"></a>
-<span class="sourceLineNo">456</span><a name="line.456"></a>
-<span class="sourceLineNo">457</span>    // wait for all threads to finish<a name="line.457"></a>
-<span class="sourceLineNo">458</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.458"></a>
-<span class="sourceLineNo">459</span>      try {<a name="line.459"></a>
-<span class="sourceLineNo">460</span>        all[i].join();<a name="line.460"></a>
-<span class="sourceLineNo">461</span>      } catch (InterruptedException e) {<a name="line.461"></a>
-<span class="sourceLineNo">462</span>      }<a name="line.462"></a>
-<span class="sourceLineNo">463</span>    }<a name="line.463"></a>
-<span class="sourceLineNo">464</span>    assertEquals(0, failures.get());<a name="line.464"></a>
-<span class="sourceLineNo">465</span>  }<a name="line.465"></a>
-<span class="sourceLineNo">466</span><a name="line.466"></a>
-<span class="sourceLineNo">467</span><a name="line.467"></a>
-<span class="sourceLineNo">468</span>  /**<a name="line.468"></a>
-<span class="sourceLineNo">469</span>   * Test multi-threaded region mutations.<a name="line.469"></a>
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-<span class="sourceLineNo">472</span>  public void testMultiRowMutationMultiThreads() throws IOException {<a name="line.472"></a>
-<span class="sourceLineNo">473</span><a name="line.473"></a>
-<span class="sourceLineNo">474</span>    LOG.info("Starting test testMultiRowMutationMultiThreads");<a name="line.474"></a>
-<span class="sourceLineNo">475</span>    initHRegion(tableName, name.getMethodName(), fam1);<a name="line.475"></a>
-<span class="sourceLineNo">476</span><a name="line.476"></a>
-<span class="sourceLineNo">477</span>    // create 10 threads, each will alternate between adding and<a name="line.477"></a>
-<span class="sourceLineNo">478</span>    // removing a column<a name="line.478"></a>
-<span class="sourceLineNo">479</span>    int numThreads = 10;<a name="line.479"></a>
-<span class="sourceLineNo">480</span>    int opsPerThread = 250;<a name="line.480"></a>
-<span class="sourceLineNo">481</span>    AtomicOperation[] all = new AtomicOperation[numThreads];<a name="line.481"></a>
-<span class="sourceLineNo">482</span><a name="line.482"></a>
-<span class="sourceLineNo">483</span>    AtomicLong timeStamps = new AtomicLong(0);<a name="line.483"></a>
-<span class="sourceLineNo">484</span>    AtomicInteger failures = new AtomicInteger(0);<a name="line.484"></a>
-<span class="sourceLineNo">485</span>    final List&lt;byte[]&gt; rowsToLock = Arrays.asList(row, row2);<a name="line.485"></a>
-<span class="sourceLineNo">486</span>    // create all threads<a name="line.486"></a>
-<span class="sourceLineNo">487</span>    for (int i = 0; i &lt; numThreads; i++) {<a name="line.487"></a>
-<span class="sourceLineNo">488</span>      all[i] = new AtomicOperation(region, opsPerThread, timeStamps, failures) {<a name="line.488"></a>
-<span class="sourceLineNo">489</span>        @Override<a name="line.489"></a>
-<span class="sourceLineNo">490</span>        public void run() {<a name="line.490"></a>
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-<span class="sourceLineNo">492</span>          for (int i=0; i&lt;numOps; i++) {<a name="line.492"></a>
-<span class="sourceLineNo">493</span>            try {<a name="line.493"></a>
-<span class="sourceLineNo">494</span>              // throw in some flushes<a name="line.494"></a>
-<span class="sourceLineNo">495</span>              if (i%10==0) {<a name="line.495"></a>
-<span class="sourceLineNo">496</span>                synchronized(region) {<a name="line.496"></a>
-<span class="sourceLineNo">497</span>                  LOG.debug("flushing");<a name="line.497"></a>
-<span class="sourceLineNo">498</span>                  region.flush(true);<a name="line.498"></a>
-<span class="sourceLineNo">499</span>                  if (i%100==0) {<a name="line.499"></a>
-<span class="sourceLineNo">500</span>                    region.compact(false);<a name="line.500"></a>
-<span class="sourceLineNo">501</span>                  }<a name="line.501"></a>
-<span class="sourceLineNo">502</span>                }<a name="line.502"></a>
-<span class="sourceLineNo">503</span>              }<a name="line.503"></a>
-<span class="sourceLineNo">504</span>              long ts = timeStamps.incrementAndGet();<a name="line.504"></a>
-<span class="sourceLineNo">505</span>              List&lt;Mutation&gt; mrm = new ArrayList&lt;&gt;();<a name="line.505"></a>
-<span class="sourceLineNo">506</span>              if (op) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span>                Put p = new Put(row2, ts);<a name="line.507"></a>
-<span class="sourceLineNo">508</span>                p.addColumn(fam1, qual1, value1);<a name="line.508"></a>
-<span class="sourceLineNo">509</span>                p.setDurability(Durability.ASYNC_WAL);<a name="line.509"></a>
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-<span class="sourceLineNo">511</span>                Delete d = new Delete(row);<a name="line.511"></a>
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-<span class="sourceLineNo">513</span>                d.setDurability(Durability.ASYNC_WAL);<a name="line.513"></a>
-<span class="sourceLineNo">514</span>                mrm.add(d);<a name="line.514"></a>
-<span class="sourceLineNo">515</span>              } else {<a name="line.515"></a>
-<span class="sourceLineNo">516</span>                Delete d = new Delete(row2);<a name="line.516"></a>
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-<span class="sourceLineNo">518</span>                d.setDurability(Durability.ASYNC_WAL);<a name="line.518"></a>
-<span class="sourceLineNo">519</span>                mrm.add(d);<a name="line.519"></a>
-<span class="sourceLineNo">520</span>                Put p = new Put(row, ts);<a name="line.520"></a>
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-<span class="sourceLineNo">522</span>                p.addColumn(fam1, qual1, value2);<a name="line.522"></a>
-<span class="sourceLineNo">523</span>                mrm.add(p);<a name="line.523"></a>
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-<span class="sourceLineNo">525</span>              region.mutateRowsWithLocks(mrm, rowsToLock, HConstants.NO_NONCE, HConstants.NO_NONCE);<a name="line.525"></a>
-<span class="sourceLineNo">526</span>              op ^= true;<a name="line.526"></a>
-<span class="sourceLineNo">527</span>              // check: should always see exactly one column<a name="line.527"></a>
-<span class="sourceLineNo">528</span>              Scan s = new Scan(row);<a name="line.528"></a>
-<span class="sourceLineNo">529</span>              RegionScanner rs = region.getScanner(s);<a name="line.529"></a>
-<span class="sourceLineNo">530</span>              List&lt;Cell&gt; r = new ArrayList&lt;&gt;();<a name="line.530"></a>
-<span class="sourceLineNo">531</span>              while (rs.next(r))<a name="line.531"></a>
-<span class="sourceLineNo">532</span>                ;<a name="line.532"></a>
-<span class="sourceLineNo">533</span>              rs.close();<a name="line.533"></a>
-<span class="sourceLineNo">534</span>              if (r.size() != 1) {<a name="line.534"></a>
-<span class="sourceLineNo">535</span>                LOG.debug(Objects.toString(r));<a name="line.535"></a>
-<span class="sourceLineNo">536</span>                failures.incrementAndGet();<a name="line.536"></a>
-<span class="sourceLineNo">537</span>                fail();<a name="line.537"></a>
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-<span class="sourceLineNo">539</span>            } catch (IOException e) {<a name="line.539"></a>
-<span class="sourceLineNo">540</span>              e.printStackTrace();<a name="line.540"></a>
-<span class="sourceLineNo">541</span>              failures.incrementAndGet();<a name="line.541"></a>
-<span class="sourceLineNo">542</span>              fail();<a name="line.542"></a>
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-<span class="sourceLineNo">544</span>          }<a name="line.544"></a>
-<span class="sourceLineNo">545</span>        }<a name="line.545"></a>
-<span class="sourceLineNo">546</span>      };<a name="line.546"></a>
-<span class="sourceLineNo">547</span>    }<a name="line.547"></a>
-<span class="sourceLineNo">548</span><a name="line.548"></a>
-<span class="sourceLineNo">549</span>    // run all threads<a name="line.549"></a>
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-<span class="sourceLineNo">551</span>      all[i].start();<a name="line.551"></a>
-<span class="sourceLineNo">552</span>    }<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span>    // wait for all threads to finish<a name="line.554"></a>
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-<span class="sourceLineNo">556</span>      try {<a name="line.556"></a>
-<span class="sourceLineNo">557</span>        all[i].join();<a name="line.557"></a>
-<span class="sourceLineNo">558</span>      } catch (InterruptedException e) {<a name="line.558"></a>
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-<span class="sourceLineNo">560</span>    }<a name="line.560"></a>
-<span class="sourceLineNo">561</span>    assertEquals(0, failures.get());<a name="line.561"></a>
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-<span class="sourceLineNo">563</span><a name="line.563"></a>
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-<span class="sourceLineNo">567</span>    protected final AtomicLong timeStamps;<a name="line.567"></a>
-<span class="sourceLineNo">568</span>    protected final AtomicInteger failures;<a name="line.568"></a>
-<span class="sourceLineNo">569</span>    protected final Random r = new Random();<a name="line.569"></a>
-<span class="sourceLineNo">570</span><a name="line.570"></a>
-<span class="sourceLineNo">571</span>    public AtomicOperation(HRegion region, int numOps, AtomicLong timeStamps,<a name="line.571"></a>
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-<span class="sourceLineNo">573</span>      this.region = region;<a name="line.573"></a>
-<span class="sourceLineNo">574</span>      this.numOps = numOps;<a name="line.574"></a>
-<span class="sourceLineNo">575</span>      this.timeStamps = timeStamps;<a name="line.575"></a>
-<span class="sourceLineNo">576</span>      this.failures = failures;<a name="line.576"></a>
-<span class="sourceLineNo">577</span>    }<a name="line.577"></a>
-<span class="sourceLineNo">578</span>  }<a name="line.578"></a>
-<span class="sourceLineNo">579</span><a name="line.579"></a>
-<span class="sourceLineNo">580</span>  private static CountDownLatch latch = new CountDownLatch(1);<a name="line.580"></a>
-<span class="sourceLineNo">581</span>  private enum TestStep {<a name="line.581"></a>
-<span class="sourceLineNo">582</span>    INIT,                  // initial put of 10 to set value of the cell<a name="line.582"></a>
-<span class="sourceLineNo">583</span>    PUT_STARTED,           // began doing a put of 50 to cell<a name="line.583"></a>
-<span class="sourceLineNo">584</span>    PUT_COMPLETED,         // put complete (released RowLock, but may not have advanced MVCC).<a name="line.584"></a>
-<span class="sourceLineNo">585</span>    CHECKANDPUT_STARTED,   // began checkAndPut: if 10 -&gt; 11<a name="line.585"></a>
-<span class="sourceLineNo">586</span>    CHECKANDPUT_COMPLETED  // completed checkAndPut<a name="line.586"></a>
-<span class="sourceLineNo">587</span>    // NOTE: at the end of these steps, the value of the cell should be 50, not 11!<a name="line.587"></a>
-<span class="sourceLineNo">588</span>  }<a name="line.588"></a>
-<span class="sourceLineNo">589</span>  private static volatile TestStep testStep = TestStep.INIT;<a name="li

<TRUNCATED>

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