http://git-wip-us.apache.org/repos/asf/hbase-site/blob/578c06e9/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestSnapshotCloneIndependence.html
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diff --git
a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestSnapshotCloneIndependence.html
b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestSnapshotCloneIndependence.html
index c82819d..924913d 100644
---
a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestSnapshotCloneIndependence.html
+++
b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestSnapshotCloneIndependence.html
@@ -27,379 +27,381 @@
<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase.client;<a
name="line.19"></a>
<span class="sourceLineNo">020</span><a name="line.20"></a>
<span class="sourceLineNo">021</span>import java.util.List;<a
name="line.21"></a>
-<span class="sourceLineNo">022</span><a name="line.22"></a>
-<span class="sourceLineNo">023</span>import org.apache.commons.logging.Log;<a
name="line.23"></a>
-<span class="sourceLineNo">024</span>import
org.apache.commons.logging.LogFactory;<a name="line.24"></a>
-<span class="sourceLineNo">025</span>import
org.apache.hadoop.conf.Configuration;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import org.apache.hadoop.fs.FileSystem;<a
name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.hadoop.fs.Path;<a
name="line.27"></a>
-<span class="sourceLineNo">028</span>import
org.apache.hadoop.hbase.CategoryBasedTimeout;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import
org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import
org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import
org.apache.hadoop.hbase.HConstants;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import
org.apache.hadoop.hbase.HRegionInfo;<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.TableName;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import
org.apache.hadoop.hbase.master.snapshot.SnapshotManager;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import
org.apache.hadoop.hbase.regionserver.ConstantSizeRegionSplitPolicy;<a
name="line.36"></a>
-<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.snapshot.SnapshotTestingUtils;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import
org.apache.hadoop.hbase.testclassification.ClientTests;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import
org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import
org.apache.hadoop.hbase.util.Bytes;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import
org.apache.hadoop.hbase.util.Threads;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.junit.After;<a
name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.junit.AfterClass;<a
name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.junit.Assert;<a
name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.junit.Before;<a
name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.junit.BeforeClass;<a
name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.junit.ClassRule;<a
name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.junit.Rule;<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>import org.junit.rules.TestName;<a
name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.junit.rules.TestRule;<a
name="line.52"></a>
-<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span>/**<a name="line.54"></a>
-<span class="sourceLineNo">055</span> * Test to verify that the cloned table
is independent of the table from which it was cloned<a name="line.55"></a>
-<span class="sourceLineNo">056</span> */<a name="line.56"></a>
-<span class="sourceLineNo">057</span>@Category({LargeTests.class,
ClientTests.class})<a name="line.57"></a>
-<span class="sourceLineNo">058</span>public class
TestSnapshotCloneIndependence {<a name="line.58"></a>
-<span class="sourceLineNo">059</span> private static final Log LOG =
LogFactory.getLog(TestSnapshotCloneIndependence.class);<a name="line.59"></a>
-<span class="sourceLineNo">060</span><a name="line.60"></a>
-<span class="sourceLineNo">061</span> @ClassRule<a name="line.61"></a>
-<span class="sourceLineNo">062</span> public static final TestRule timeout
=<a name="line.62"></a>
-<span class="sourceLineNo">063</span>
CategoryBasedTimeout.forClass(TestSnapshotCloneIndependence.class);<a
name="line.63"></a>
-<span class="sourceLineNo">064</span><a name="line.64"></a>
-<span class="sourceLineNo">065</span> @Rule<a name="line.65"></a>
-<span class="sourceLineNo">066</span> public TestName testName = new
TestName();<a name="line.66"></a>
-<span class="sourceLineNo">067</span><a name="line.67"></a>
-<span class="sourceLineNo">068</span> protected static final
HBaseTestingUtility UTIL = new HBaseTestingUtility();<a name="line.68"></a>
-<span class="sourceLineNo">069</span><a name="line.69"></a>
-<span class="sourceLineNo">070</span> protected static final int NUM_RS =
2;<a name="line.70"></a>
-<span class="sourceLineNo">071</span> private static final String
STRING_TABLE_NAME = "test";<a name="line.71"></a>
-<span class="sourceLineNo">072</span> private static final String
TEST_FAM_STR = "fam";<a name="line.72"></a>
-<span class="sourceLineNo">073</span> protected static final byte[] TEST_FAM
= Bytes.toBytes(TEST_FAM_STR);<a name="line.73"></a>
-<span class="sourceLineNo">074</span> private static final int
CLEANER_INTERVAL = 100;<a name="line.74"></a>
-<span class="sourceLineNo">075</span><a name="line.75"></a>
-<span class="sourceLineNo">076</span> private FileSystem fs;<a
name="line.76"></a>
-<span class="sourceLineNo">077</span> private Path rootDir;<a
name="line.77"></a>
-<span class="sourceLineNo">078</span> private Admin admin;<a
name="line.78"></a>
-<span class="sourceLineNo">079</span> private TableName originalTableName;<a
name="line.79"></a>
-<span class="sourceLineNo">080</span> private Table originalTable;<a
name="line.80"></a>
-<span class="sourceLineNo">081</span> private TableName cloneTableName;<a
name="line.81"></a>
-<span class="sourceLineNo">082</span> private int countOriginalTable;<a
name="line.82"></a>
-<span class="sourceLineNo">083</span> String snapshotNameAsString;<a
name="line.83"></a>
-<span class="sourceLineNo">084</span> byte[] snapshotName;<a
name="line.84"></a>
-<span class="sourceLineNo">085</span><a name="line.85"></a>
-<span class="sourceLineNo">086</span> /**<a name="line.86"></a>
-<span class="sourceLineNo">087</span> * Setup the config for the cluster and
start it<a name="line.87"></a>
-<span class="sourceLineNo">088</span> */<a name="line.88"></a>
-<span class="sourceLineNo">089</span> @BeforeClass<a name="line.89"></a>
-<span class="sourceLineNo">090</span> public static void setupCluster()
throws Exception {<a name="line.90"></a>
-<span class="sourceLineNo">091</span> setupConf(UTIL.getConfiguration());<a
name="line.91"></a>
-<span class="sourceLineNo">092</span> UTIL.startMiniCluster(NUM_RS);<a
name="line.92"></a>
-<span class="sourceLineNo">093</span> }<a name="line.93"></a>
-<span class="sourceLineNo">094</span><a name="line.94"></a>
-<span class="sourceLineNo">095</span> static void setupConf(Configuration
conf) {<a name="line.95"></a>
-<span class="sourceLineNo">096</span> // Up the handlers; this test needs
more than usual.<a name="line.96"></a>
-<span class="sourceLineNo">097</span>
conf.setInt(HConstants.REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT, 15);<a
name="line.97"></a>
-<span class="sourceLineNo">098</span> // enable snapshot support<a
name="line.98"></a>
-<span class="sourceLineNo">099</span>
conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, true);<a
name="line.99"></a>
-<span class="sourceLineNo">100</span> // change the flush size to a small
amount, regulating number of store files<a name="line.100"></a>
-<span class="sourceLineNo">101</span>
conf.setInt("hbase.hregion.memstore.flush.size", 25000);<a name="line.101"></a>
-<span class="sourceLineNo">102</span> // so make sure we get a compaction
when doing a load, but keep around<a name="line.102"></a>
-<span class="sourceLineNo">103</span> // some files in the store<a
name="line.103"></a>
-<span class="sourceLineNo">104</span>
conf.setInt("hbase.hstore.compaction.min", 10);<a name="line.104"></a>
-<span class="sourceLineNo">105</span>
conf.setInt("hbase.hstore.compactionThreshold", 10);<a name="line.105"></a>
-<span class="sourceLineNo">106</span> // block writes if we get to 12 store
files<a name="line.106"></a>
-<span class="sourceLineNo">107</span>
conf.setInt("hbase.hstore.blockingStoreFiles", 12);<a name="line.107"></a>
-<span class="sourceLineNo">108</span>
conf.setInt("hbase.regionserver.msginterval", 100);<a name="line.108"></a>
-<span class="sourceLineNo">109</span>
conf.setBoolean("hbase.master.enabletable.roundrobin", true);<a
name="line.109"></a>
-<span class="sourceLineNo">110</span> // Avoid potentially aggressive
splitting which would cause snapshot to fail<a name="line.110"></a>
-<span class="sourceLineNo">111</span>
conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,<a name="line.111"></a>
-<span class="sourceLineNo">112</span>
ConstantSizeRegionSplitPolicy.class.getName());<a name="line.112"></a>
-<span class="sourceLineNo">113</span> // Execute cleaner frequently to
induce failures<a name="line.113"></a>
-<span class="sourceLineNo">114</span>
conf.setInt("hbase.master.cleaner.interval", CLEANER_INTERVAL);<a
name="line.114"></a>
-<span class="sourceLineNo">115</span>
conf.setInt("hbase.master.hfilecleaner.plugins.snapshot.period",
CLEANER_INTERVAL);<a name="line.115"></a>
-<span class="sourceLineNo">116</span> // Effectively disable
TimeToLiveHFileCleaner. Don't want to fully disable it because that<a
name="line.116"></a>
-<span class="sourceLineNo">117</span> // will even trigger races between
creating the directory containing back references and<a name="line.117"></a>
-<span class="sourceLineNo">118</span> // the back reference itself.<a
name="line.118"></a>
-<span class="sourceLineNo">119</span>
conf.setInt("hbase.master.hfilecleaner.ttl", CLEANER_INTERVAL);<a
name="line.119"></a>
-<span class="sourceLineNo">120</span> }<a name="line.120"></a>
-<span class="sourceLineNo">121</span><a name="line.121"></a>
-<span class="sourceLineNo">122</span> @Before<a name="line.122"></a>
-<span class="sourceLineNo">123</span> public void setup() throws Exception
{<a name="line.123"></a>
-<span class="sourceLineNo">124</span> fs =
UTIL.getHBaseCluster().getMaster().getMasterFileSystem().getFileSystem();<a
name="line.124"></a>
-<span class="sourceLineNo">125</span> rootDir =
UTIL.getHBaseCluster().getMaster().getMasterFileSystem().getRootDir();<a
name="line.125"></a>
-<span class="sourceLineNo">126</span><a name="line.126"></a>
-<span class="sourceLineNo">127</span> admin = UTIL.getAdmin();<a
name="line.127"></a>
-<span class="sourceLineNo">128</span> originalTableName =
TableName.valueOf("test" + testName.getMethodName());<a name="line.128"></a>
-<span class="sourceLineNo">129</span> cloneTableName =
TableName.valueOf("test-clone-" + originalTableName);<a name="line.129"></a>
-<span class="sourceLineNo">130</span> snapshotNameAsString = "snapshot_" +
originalTableName;<a name="line.130"></a>
-<span class="sourceLineNo">131</span> snapshotName =
Bytes.toBytes(snapshotNameAsString);<a name="line.131"></a>
-<span class="sourceLineNo">132</span><a name="line.132"></a>
-<span class="sourceLineNo">133</span> originalTable =
createTable(originalTableName, TEST_FAM);<a name="line.133"></a>
-<span class="sourceLineNo">134</span> loadData(originalTable, TEST_FAM);<a
name="line.134"></a>
-<span class="sourceLineNo">135</span> countOriginalTable =
countRows(originalTable);<a name="line.135"></a>
-<span class="sourceLineNo">136</span> System.out.println("Original table
has: " + countOriginalTable + " rows");<a name="line.136"></a>
-<span class="sourceLineNo">137</span> }<a name="line.137"></a>
-<span class="sourceLineNo">138</span><a name="line.138"></a>
-<span class="sourceLineNo">139</span> @After<a name="line.139"></a>
-<span class="sourceLineNo">140</span> public void tearDown() throws Exception
{<a name="line.140"></a>
-<span class="sourceLineNo">141</span>
UTIL.deleteTable(originalTableName);<a name="line.141"></a>
-<span class="sourceLineNo">142</span> UTIL.deleteTable(cloneTableName);<a
name="line.142"></a>
-<span class="sourceLineNo">143</span>
SnapshotTestingUtils.deleteAllSnapshots(UTIL.getAdmin());<a name="line.143"></a>
-<span class="sourceLineNo">144</span>
SnapshotTestingUtils.deleteArchiveDirectory(UTIL);<a name="line.144"></a>
-<span class="sourceLineNo">145</span> }<a name="line.145"></a>
-<span class="sourceLineNo">146</span><a name="line.146"></a>
-<span class="sourceLineNo">147</span> @AfterClass<a name="line.147"></a>
-<span class="sourceLineNo">148</span> public static void cleanupTest() throws
Exception {<a name="line.148"></a>
-<span class="sourceLineNo">149</span> try {<a name="line.149"></a>
-<span class="sourceLineNo">150</span> UTIL.shutdownMiniCluster();<a
name="line.150"></a>
-<span class="sourceLineNo">151</span> } catch (Exception e) {<a
name="line.151"></a>
-<span class="sourceLineNo">152</span> LOG.warn("failure shutting down
cluster", e);<a name="line.152"></a>
-<span class="sourceLineNo">153</span> }<a name="line.153"></a>
-<span class="sourceLineNo">154</span> }<a name="line.154"></a>
-<span class="sourceLineNo">155</span><a name="line.155"></a>
-<span class="sourceLineNo">156</span> /**<a name="line.156"></a>
-<span class="sourceLineNo">157</span> * Verify that adding data to the
cloned table will not affect the original, and vice-versa when<a
name="line.157"></a>
-<span class="sourceLineNo">158</span> * it is taken as an online snapshot.<a
name="line.158"></a>
-<span class="sourceLineNo">159</span> */<a name="line.159"></a>
-<span class="sourceLineNo">160</span> @Test<a name="line.160"></a>
-<span class="sourceLineNo">161</span> public void
testOnlineSnapshotAppendIndependent() throws Exception {<a name="line.161"></a>
-<span class="sourceLineNo">162</span> createAndCloneSnapshot(true);<a
name="line.162"></a>
-<span class="sourceLineNo">163</span> runTestSnapshotAppendIndependent();<a
name="line.163"></a>
-<span class="sourceLineNo">164</span> }<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span> /**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * Verify that adding data to the
cloned table will not affect the original, and vice-versa when<a
name="line.167"></a>
-<span class="sourceLineNo">168</span> * it is taken as an offline
snapshot.<a name="line.168"></a>
-<span class="sourceLineNo">169</span> */<a name="line.169"></a>
-<span class="sourceLineNo">170</span> @Test<a name="line.170"></a>
-<span class="sourceLineNo">171</span> public void
testOfflineSnapshotAppendIndependent() throws Exception {<a name="line.171"></a>
-<span class="sourceLineNo">172</span> createAndCloneSnapshot(false);<a
name="line.172"></a>
-<span class="sourceLineNo">173</span> runTestSnapshotAppendIndependent();<a
name="line.173"></a>
-<span class="sourceLineNo">174</span> }<a name="line.174"></a>
-<span class="sourceLineNo">175</span><a name="line.175"></a>
-<span class="sourceLineNo">176</span> /**<a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Verify that adding metadata to the
cloned table will not affect the original, and vice-versa<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * when it is taken as an online
snapshot.<a name="line.178"></a>
-<span class="sourceLineNo">179</span> */<a name="line.179"></a>
-<span class="sourceLineNo">180</span> @Test<a name="line.180"></a>
-<span class="sourceLineNo">181</span> public void
testOnlineSnapshotMetadataChangesIndependent() throws Exception {<a
name="line.181"></a>
-<span class="sourceLineNo">182</span> createAndCloneSnapshot(true);<a
name="line.182"></a>
-<span class="sourceLineNo">183</span>
runTestSnapshotMetadataChangesIndependent();<a name="line.183"></a>
-<span class="sourceLineNo">184</span> }<a name="line.184"></a>
-<span class="sourceLineNo">185</span><a name="line.185"></a>
-<span class="sourceLineNo">186</span> /**<a name="line.186"></a>
-<span class="sourceLineNo">187</span> * Verify that adding netadata to the
cloned table will not affect the original, and vice-versa<a name="line.187"></a>
-<span class="sourceLineNo">188</span> * when is taken as an online
snapshot.<a name="line.188"></a>
-<span class="sourceLineNo">189</span> */<a name="line.189"></a>
-<span class="sourceLineNo">190</span> @Test<a name="line.190"></a>
-<span class="sourceLineNo">191</span> public void
testOfflineSnapshotMetadataChangesIndependent() throws Exception {<a
name="line.191"></a>
-<span class="sourceLineNo">192</span> createAndCloneSnapshot(false);<a
name="line.192"></a>
-<span class="sourceLineNo">193</span>
runTestSnapshotMetadataChangesIndependent();<a name="line.193"></a>
-<span class="sourceLineNo">194</span> }<a name="line.194"></a>
-<span class="sourceLineNo">195</span><a name="line.195"></a>
-<span class="sourceLineNo">196</span> /**<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * Verify that region operations, in
this case splitting a region, are independent between the<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * cloned table and the original.<a
name="line.198"></a>
-<span class="sourceLineNo">199</span> */<a name="line.199"></a>
-<span class="sourceLineNo">200</span> @Test<a name="line.200"></a>
-<span class="sourceLineNo">201</span> public void
testOfflineSnapshotRegionOperationsIndependent() throws Exception {<a
name="line.201"></a>
-<span class="sourceLineNo">202</span> createAndCloneSnapshot(false);<a
name="line.202"></a>
-<span class="sourceLineNo">203</span>
runTestRegionOperationsIndependent();<a name="line.203"></a>
-<span class="sourceLineNo">204</span> }<a name="line.204"></a>
-<span class="sourceLineNo">205</span><a name="line.205"></a>
-<span class="sourceLineNo">206</span> /**<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * Verify that region operations, in
this case splitting a region, are independent between the<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * cloned table and the original.<a
name="line.208"></a>
-<span class="sourceLineNo">209</span> */<a name="line.209"></a>
-<span class="sourceLineNo">210</span> @Test<a name="line.210"></a>
-<span class="sourceLineNo">211</span> public void
testOnlineSnapshotRegionOperationsIndependent() throws Exception {<a
name="line.211"></a>
-<span class="sourceLineNo">212</span> createAndCloneSnapshot(true);<a
name="line.212"></a>
-<span class="sourceLineNo">213</span>
runTestRegionOperationsIndependent();<a name="line.213"></a>
-<span class="sourceLineNo">214</span> }<a name="line.214"></a>
-<span class="sourceLineNo">215</span><a name="line.215"></a>
-<span class="sourceLineNo">216</span> @Test<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public void
testOfflineSnapshotDeleteIndependent() throws Exception {<a name="line.217"></a>
-<span class="sourceLineNo">218</span> createAndCloneSnapshot(false);<a
name="line.218"></a>
-<span class="sourceLineNo">219</span> runTestSnapshotDeleteIndependent();<a
name="line.219"></a>
-<span class="sourceLineNo">220</span> }<a name="line.220"></a>
-<span class="sourceLineNo">221</span><a name="line.221"></a>
-<span class="sourceLineNo">222</span> @Test<a name="line.222"></a>
-<span class="sourceLineNo">223</span> public void
testOnlineSnapshotDeleteIndependent() throws Exception {<a name="line.223"></a>
-<span class="sourceLineNo">224</span> createAndCloneSnapshot(true);<a
name="line.224"></a>
-<span class="sourceLineNo">225</span> runTestSnapshotDeleteIndependent();<a
name="line.225"></a>
-<span class="sourceLineNo">226</span> }<a name="line.226"></a>
-<span class="sourceLineNo">227</span><a name="line.227"></a>
-<span class="sourceLineNo">228</span> private static void
waitOnSplit(Connection c, final Table t, int originalCount) throws Exception
{<a name="line.228"></a>
-<span class="sourceLineNo">229</span> for (int i = 0; i < 200; i++) {<a
name="line.229"></a>
-<span class="sourceLineNo">230</span>
Threads.sleepWithoutInterrupt(500);<a name="line.230"></a>
-<span class="sourceLineNo">231</span> try (RegionLocator locator =
c.getRegionLocator(t.getName())) {<a name="line.231"></a>
-<span class="sourceLineNo">232</span> if
(locator.getAllRegionLocations().size() > originalCount) {<a
name="line.232"></a>
-<span class="sourceLineNo">233</span> return;<a name="line.233"></a>
-<span class="sourceLineNo">234</span> }<a name="line.234"></a>
-<span class="sourceLineNo">235</span> }<a name="line.235"></a>
-<span class="sourceLineNo">236</span> }<a name="line.236"></a>
-<span class="sourceLineNo">237</span> throw new Exception("Split did not
increase the number of regions");<a name="line.237"></a>
-<span class="sourceLineNo">238</span> }<a name="line.238"></a>
-<span class="sourceLineNo">239</span><a name="line.239"></a>
-<span class="sourceLineNo">240</span> /**<a name="line.240"></a>
-<span class="sourceLineNo">241</span> * Takes the snapshot of originalTable
and clones the snapshot to another tables.<a name="line.241"></a>
-<span class="sourceLineNo">242</span> * If {@code online} is false, the
original table is disabled during taking snapshot, so also<a
name="line.242"></a>
-<span class="sourceLineNo">243</span> * enables it again.<a
name="line.243"></a>
-<span class="sourceLineNo">244</span> * @param online - Whether the table is
online or not during the snapshot<a name="line.244"></a>
-<span class="sourceLineNo">245</span> */<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private void
createAndCloneSnapshot(boolean online) throws Exception {<a name="line.246"></a>
-<span class="sourceLineNo">247</span>
SnapshotTestingUtils.createSnapshotAndValidate(admin, originalTableName,
TEST_FAM_STR,<a name="line.247"></a>
-<span class="sourceLineNo">248</span> snapshotNameAsString, rootDir, fs,
online);<a name="line.248"></a>
-<span class="sourceLineNo">249</span><a name="line.249"></a>
-<span class="sourceLineNo">250</span> // If offline, enable the table
disabled by snapshot testing util.<a name="line.250"></a>
-<span class="sourceLineNo">251</span> if (!online) {<a name="line.251"></a>
-<span class="sourceLineNo">252</span>
admin.enableTable(originalTableName);<a name="line.252"></a>
-<span class="sourceLineNo">253</span>
UTIL.waitTableAvailable(originalTableName);<a name="line.253"></a>
-<span class="sourceLineNo">254</span> }<a name="line.254"></a>
-<span class="sourceLineNo">255</span><a name="line.255"></a>
-<span class="sourceLineNo">256</span> admin.cloneSnapshot(snapshotName,
cloneTableName);<a name="line.256"></a>
-<span class="sourceLineNo">257</span>
UTIL.waitUntilAllRegionsAssigned(cloneTableName);<a name="line.257"></a>
-<span class="sourceLineNo">258</span> }<a name="line.258"></a>
-<span class="sourceLineNo">259</span><a name="line.259"></a>
-<span class="sourceLineNo">260</span> /**<a name="line.260"></a>
-<span class="sourceLineNo">261</span> * Verify that adding data to original
table or clone table doesn't affect other table.<a name="line.261"></a>
-<span class="sourceLineNo">262</span> */<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private void
runTestSnapshotAppendIndependent() throws Exception {<a name="line.263"></a>
-<span class="sourceLineNo">264</span> try (Table clonedTable =
UTIL.getConnection().getTable(cloneTableName)) {<a name="line.264"></a>
-<span class="sourceLineNo">265</span> final int clonedTableRowCount =
countRows(clonedTable);<a name="line.265"></a>
-<span class="sourceLineNo">266</span><a name="line.266"></a>
-<span class="sourceLineNo">267</span> Assert.assertEquals(<a
name="line.267"></a>
-<span class="sourceLineNo">268</span> "The line counts of original and
cloned tables do not match after clone. ",<a name="line.268"></a>
-<span class="sourceLineNo">269</span> countOriginalTable,
clonedTableRowCount);<a name="line.269"></a>
-<span class="sourceLineNo">270</span><a name="line.270"></a>
-<span class="sourceLineNo">271</span> // Attempt to add data to the
test<a name="line.271"></a>
-<span class="sourceLineNo">272</span> Put p = new
Put(Bytes.toBytes("new-row-" + System.currentTimeMillis()));<a
name="line.272"></a>
-<span class="sourceLineNo">273</span> p.addColumn(TEST_FAM,
Bytes.toBytes("someQualifier"), Bytes.toBytes("someString"));<a
name="line.273"></a>
-<span class="sourceLineNo">274</span> originalTable.put(p);<a
name="line.274"></a>
-<span class="sourceLineNo">275</span><a name="line.275"></a>
-<span class="sourceLineNo">276</span> // Verify that the new row is not
in the restored table<a name="line.276"></a>
-<span class="sourceLineNo">277</span> Assert.assertEquals("The row count
of the original table was not modified by the put",<a name="line.277"></a>
-<span class="sourceLineNo">278</span> countOriginalTable + 1,
countRows(originalTable));<a name="line.278"></a>
-<span class="sourceLineNo">279</span> Assert.assertEquals(<a
name="line.279"></a>
-<span class="sourceLineNo">280</span> "The row count of the cloned
table changed as a result of addition to the original",<a name="line.280"></a>
-<span class="sourceLineNo">281</span> clonedTableRowCount,
countRows(clonedTable));<a name="line.281"></a>
-<span class="sourceLineNo">282</span><a name="line.282"></a>
-<span class="sourceLineNo">283</span> Put p2 = new
Put(Bytes.toBytes("new-row-" + System.currentTimeMillis()));<a
name="line.283"></a>
-<span class="sourceLineNo">284</span> p2.addColumn(TEST_FAM,
Bytes.toBytes("someQualifier"), Bytes.toBytes("someString"));<a
name="line.284"></a>
-<span class="sourceLineNo">285</span> clonedTable.put(p2);<a
name="line.285"></a>
-<span class="sourceLineNo">286</span><a name="line.286"></a>
-<span class="sourceLineNo">287</span> // Verify that the row is not added
to the original table.<a name="line.287"></a>
-<span class="sourceLineNo">288</span> Assert.assertEquals(<a
name="line.288"></a>
-<span class="sourceLineNo">289</span> "The row count of the original
table was modified by the put to the clone",<a name="line.289"></a>
-<span class="sourceLineNo">290</span> countOriginalTable + 1,
countRows(originalTable));<a name="line.290"></a>
-<span class="sourceLineNo">291</span> Assert.assertEquals("The row count
of the cloned table was not modified by the put",<a name="line.291"></a>
-<span class="sourceLineNo">292</span> clonedTableRowCount + 1,
countRows(clonedTable));<a name="line.292"></a>
-<span class="sourceLineNo">293</span> }<a name="line.293"></a>
-<span class="sourceLineNo">294</span> }<a name="line.294"></a>
-<span class="sourceLineNo">295</span><a name="line.295"></a>
-<span class="sourceLineNo">296</span> /**<a name="line.296"></a>
-<span class="sourceLineNo">297</span> * Do a split, and verify that this
only affects one table<a name="line.297"></a>
-<span class="sourceLineNo">298</span> */<a name="line.298"></a>
-<span class="sourceLineNo">299</span> private void
runTestRegionOperationsIndependent() throws Exception {<a name="line.299"></a>
-<span class="sourceLineNo">300</span> // Verify that region information is
the same pre-split<a name="line.300"></a>
-<span class="sourceLineNo">301</span> ((ClusterConnection)
UTIL.getConnection()).clearRegionCache();<a name="line.301"></a>
-<span class="sourceLineNo">302</span> List<HRegionInfo>
originalTableHRegions = admin.getTableRegions(originalTableName);<a
name="line.302"></a>
-<span class="sourceLineNo">303</span><a name="line.303"></a>
-<span class="sourceLineNo">304</span> final int originalRegionCount =
originalTableHRegions.size();<a name="line.304"></a>
-<span class="sourceLineNo">305</span> final int cloneTableRegionCount =
admin.getTableRegions(cloneTableName).size();<a name="line.305"></a>
-<span class="sourceLineNo">306</span> Assert.assertEquals(<a
name="line.306"></a>
-<span class="sourceLineNo">307</span> "The number of regions in the
cloned table is different than in the original table.",<a name="line.307"></a>
-<span class="sourceLineNo">308</span> originalRegionCount,
cloneTableRegionCount);<a name="line.308"></a>
-<span class="sourceLineNo">309</span><a name="line.309"></a>
-<span class="sourceLineNo">310</span> // Split a region on the parent
table<a name="line.310"></a>
-<span class="sourceLineNo">311</span>
admin.splitRegion(originalTableHRegions.get(0).getRegionName());<a
name="line.311"></a>
-<span class="sourceLineNo">312</span> waitOnSplit(UTIL.getConnection(),
originalTable, originalRegionCount);<a name="line.312"></a>
-<span class="sourceLineNo">313</span><a name="line.313"></a>
-<span class="sourceLineNo">314</span> // Verify that the cloned table
region is not split<a name="line.314"></a>
-<span class="sourceLineNo">315</span> final int cloneTableRegionCount2 =
admin.getTableRegions(cloneTableName).size();<a name="line.315"></a>
-<span class="sourceLineNo">316</span> Assert.assertEquals(<a
name="line.316"></a>
-<span class="sourceLineNo">317</span> "The number of regions in the
cloned table changed though none of its regions were split.",<a
name="line.317"></a>
-<span class="sourceLineNo">318</span> cloneTableRegionCount,
cloneTableRegionCount2);<a name="line.318"></a>
-<span class="sourceLineNo">319</span> }<a name="line.319"></a>
-<span class="sourceLineNo">320</span><a name="line.320"></a>
-<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
-<span class="sourceLineNo">322</span> * Add metadata, and verify that this
only affects one table<a name="line.322"></a>
-<span class="sourceLineNo">323</span> */<a name="line.323"></a>
-<span class="sourceLineNo">324</span> private void
runTestSnapshotMetadataChangesIndependent() throws Exception {<a
name="line.324"></a>
-<span class="sourceLineNo">325</span> // Add a new column family to the
original table<a name="line.325"></a>
-<span class="sourceLineNo">326</span> byte[] TEST_FAM_2 =
Bytes.toBytes("fam2");<a name="line.326"></a>
-<span class="sourceLineNo">327</span> HColumnDescriptor hcd = new
HColumnDescriptor(TEST_FAM_2);<a name="line.327"></a>
-<span class="sourceLineNo">328</span><a name="line.328"></a>
-<span class="sourceLineNo">329</span>
admin.disableTable(originalTableName);<a name="line.329"></a>
-<span class="sourceLineNo">330</span>
admin.addColumnFamily(originalTableName, hcd);<a name="line.330"></a>
-<span class="sourceLineNo">331</span><a name="line.331"></a>
-<span class="sourceLineNo">332</span> // Verify that it is not in the
snapshot<a name="line.332"></a>
-<span class="sourceLineNo">333</span>
admin.enableTable(originalTableName);<a name="line.333"></a>
-<span class="sourceLineNo">334</span>
UTIL.waitTableAvailable(originalTableName);<a name="line.334"></a>
-<span class="sourceLineNo">335</span><a name="line.335"></a>
-<span class="sourceLineNo">336</span> // get a description of the cloned
table<a name="line.336"></a>
-<span class="sourceLineNo">337</span> // get a list of its families<a
name="line.337"></a>
-<span class="sourceLineNo">338</span> // assert that the family is there<a
name="line.338"></a>
-<span class="sourceLineNo">339</span> HTableDescriptor
originalTableDescriptor = originalTable.getTableDescriptor();<a
name="line.339"></a>
-<span class="sourceLineNo">340</span> HTableDescriptor
clonedTableDescriptor = admin.getTableDescriptor(cloneTableName);<a
name="line.340"></a>
-<span class="sourceLineNo">341</span><a name="line.341"></a>
-<span class="sourceLineNo">342</span> Assert.assertTrue("The original
family was not found. There is something wrong. ",<a name="line.342"></a>
-<span class="sourceLineNo">343</span>
originalTableDescriptor.hasFamily(TEST_FAM));<a name="line.343"></a>
-<span class="sourceLineNo">344</span> Assert.assertTrue("The original
family was not found in the clone. There is something wrong. ",<a
name="line.344"></a>
-<span class="sourceLineNo">345</span>
clonedTableDescriptor.hasFamily(TEST_FAM));<a name="line.345"></a>
-<span class="sourceLineNo">346</span><a name="line.346"></a>
-<span class="sourceLineNo">347</span> Assert.assertTrue("The new family was
not found. ",<a name="line.347"></a>
-<span class="sourceLineNo">348</span>
originalTableDescriptor.hasFamily(TEST_FAM_2));<a name="line.348"></a>
-<span class="sourceLineNo">349</span> Assert.assertTrue("The new family was
not found. ",<a name="line.349"></a>
-<span class="sourceLineNo">350</span>
!clonedTableDescriptor.hasFamily(TEST_FAM_2));<a name="line.350"></a>
-<span class="sourceLineNo">351</span> }<a name="line.351"></a>
-<span class="sourceLineNo">352</span><a name="line.352"></a>
-<span class="sourceLineNo">353</span> /**<a name="line.353"></a>
-<span class="sourceLineNo">354</span> * Verify that deleting the snapshot
does not affect either table.<a name="line.354"></a>
-<span class="sourceLineNo">355</span> */<a name="line.355"></a>
-<span class="sourceLineNo">356</span> private void
runTestSnapshotDeleteIndependent() throws Exception {<a name="line.356"></a>
-<span class="sourceLineNo">357</span> // Ensure the original table does not
reference the HFiles anymore<a name="line.357"></a>
-<span class="sourceLineNo">358</span>
admin.majorCompact(originalTableName);<a name="line.358"></a>
-<span class="sourceLineNo">359</span><a name="line.359"></a>
-<span class="sourceLineNo">360</span> // Deleting the snapshot used to
break the cloned table by deleting in-use HFiles<a name="line.360"></a>
-<span class="sourceLineNo">361</span> admin.deleteSnapshot(snapshotName);<a
name="line.361"></a>
-<span class="sourceLineNo">362</span><a name="line.362"></a>
-<span class="sourceLineNo">363</span> // Wait for cleaner run and DFS
heartbeats so that anything that is deletable is fully deleted<a
name="line.363"></a>
-<span class="sourceLineNo">364</span> do {<a name="line.364"></a>
-<span class="sourceLineNo">365</span> Thread.sleep(5000);<a
name="line.365"></a>
-<span class="sourceLineNo">366</span> } while
(!admin.listSnapshots(snapshotNameAsString).isEmpty());<a name="line.366"></a>
-<span class="sourceLineNo">367</span><a name="line.367"></a>
-<span class="sourceLineNo">368</span> try (Table original =
UTIL.getConnection().getTable(originalTableName)) {<a name="line.368"></a>
-<span class="sourceLineNo">369</span> try (Table clonedTable =
UTIL.getConnection().getTable(cloneTableName)) {<a name="line.369"></a>
-<span class="sourceLineNo">370</span> // Verify that all regions of
both tables are readable<a name="line.370"></a>
-<span class="sourceLineNo">371</span> final int origTableRowCount =
countRows(original);<a name="line.371"></a>
-<span class="sourceLineNo">372</span> final int clonedTableRowCount =
countRows(clonedTable);<a name="line.372"></a>
-<span class="sourceLineNo">373</span>
Assert.assertEquals(origTableRowCount, clonedTableRowCount);<a
name="line.373"></a>
-<span class="sourceLineNo">374</span> }<a name="line.374"></a>
-<span class="sourceLineNo">375</span> }<a name="line.375"></a>
-<span class="sourceLineNo">376</span> }<a name="line.376"></a>
-<span class="sourceLineNo">377</span><a name="line.377"></a>
-<span class="sourceLineNo">378</span> protected Table createTable(final
TableName table, byte[] family) throws Exception {<a name="line.378"></a>
-<span class="sourceLineNo">379</span> Table t = UTIL.createTable(table,
family);<a name="line.379"></a>
-<span class="sourceLineNo">380</span> // Wait for everything to be ready
with the table<a name="line.380"></a>
-<span class="sourceLineNo">381</span>
UTIL.waitUntilAllRegionsAssigned(table);<a name="line.381"></a>
-<span class="sourceLineNo">382</span><a name="line.382"></a>
-<span class="sourceLineNo">383</span> // At this point the table should be
good to go.<a name="line.383"></a>
-<span class="sourceLineNo">384</span> return t;<a name="line.384"></a>
-<span class="sourceLineNo">385</span> }<a name="line.385"></a>
-<span class="sourceLineNo">386</span><a name="line.386"></a>
-<span class="sourceLineNo">387</span> public void loadData(final Table table,
byte[]... families) throws Exception {<a name="line.387"></a>
-<span class="sourceLineNo">388</span> UTIL.loadTable(originalTable,
TEST_FAM);<a name="line.388"></a>
-<span class="sourceLineNo">389</span> }<a name="line.389"></a>
-<span class="sourceLineNo">390</span><a name="line.390"></a>
-<span class="sourceLineNo">391</span> protected int countRows(final Table
table, final byte[]... families) throws Exception {<a name="line.391"></a>
-<span class="sourceLineNo">392</span> return UTIL.countRows(table,
families);<a name="line.392"></a>
-<span class="sourceLineNo">393</span> }<a name="line.393"></a>
-<span class="sourceLineNo">394</span>}<a name="line.394"></a>
+<span class="sourceLineNo">022</span>import java.util.regex.Pattern;<a
name="line.22"></a>
+<span class="sourceLineNo">023</span><a name="line.23"></a>
+<span class="sourceLineNo">024</span>import org.apache.commons.logging.Log;<a
name="line.24"></a>
+<span class="sourceLineNo">025</span>import
org.apache.commons.logging.LogFactory;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import
org.apache.hadoop.conf.Configuration;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.fs.FileSystem;<a
name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.fs.Path;<a
name="line.28"></a>
+<span class="sourceLineNo">029</span>import
org.apache.hadoop.hbase.CategoryBasedTimeout;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import
org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import
org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import
org.apache.hadoop.hbase.HConstants;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import
org.apache.hadoop.hbase.HRegionInfo;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import
org.apache.hadoop.hbase.HTableDescriptor;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import
org.apache.hadoop.hbase.TableName;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import
org.apache.hadoop.hbase.master.snapshot.SnapshotManager;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import
org.apache.hadoop.hbase.regionserver.ConstantSizeRegionSplitPolicy;<a
name="line.37"></a>
+<span class="sourceLineNo">038</span>import
org.apache.hadoop.hbase.snapshot.SnapshotTestingUtils;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import
org.apache.hadoop.hbase.testclassification.ClientTests;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import
org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import
org.apache.hadoop.hbase.util.Bytes;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import
org.apache.hadoop.hbase.util.Threads;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.junit.After;<a
name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.junit.AfterClass;<a
name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.junit.Assert;<a
name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.junit.Before;<a
name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.junit.BeforeClass;<a
name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.junit.ClassRule;<a
name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.junit.Rule;<a
name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.junit.Test;<a
name="line.50"></a>
+<span class="sourceLineNo">051</span>import
org.junit.experimental.categories.Category;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.junit.rules.TestName;<a
name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.junit.rules.TestRule;<a
name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span>/**<a name="line.55"></a>
+<span class="sourceLineNo">056</span> * Test to verify that the cloned table
is independent of the table from which it was cloned<a name="line.56"></a>
+<span class="sourceLineNo">057</span> */<a name="line.57"></a>
+<span class="sourceLineNo">058</span>@Category({LargeTests.class,
ClientTests.class})<a name="line.58"></a>
+<span class="sourceLineNo">059</span>public class
TestSnapshotCloneIndependence {<a name="line.59"></a>
+<span class="sourceLineNo">060</span> private static final Log LOG =
LogFactory.getLog(TestSnapshotCloneIndependence.class);<a name="line.60"></a>
+<span class="sourceLineNo">061</span><a name="line.61"></a>
+<span class="sourceLineNo">062</span> @ClassRule<a name="line.62"></a>
+<span class="sourceLineNo">063</span> public static final TestRule timeout
=<a name="line.63"></a>
+<span class="sourceLineNo">064</span>
CategoryBasedTimeout.forClass(TestSnapshotCloneIndependence.class);<a
name="line.64"></a>
+<span class="sourceLineNo">065</span><a name="line.65"></a>
+<span class="sourceLineNo">066</span> @Rule<a name="line.66"></a>
+<span class="sourceLineNo">067</span> public TestName testName = new
TestName();<a name="line.67"></a>
+<span class="sourceLineNo">068</span><a name="line.68"></a>
+<span class="sourceLineNo">069</span> protected static final
HBaseTestingUtility UTIL = new HBaseTestingUtility();<a name="line.69"></a>
+<span class="sourceLineNo">070</span><a name="line.70"></a>
+<span class="sourceLineNo">071</span> protected static final int NUM_RS =
2;<a name="line.71"></a>
+<span class="sourceLineNo">072</span> private static final String
STRING_TABLE_NAME = "test";<a name="line.72"></a>
+<span class="sourceLineNo">073</span> private static final String
TEST_FAM_STR = "fam";<a name="line.73"></a>
+<span class="sourceLineNo">074</span> protected static final byte[] TEST_FAM
= Bytes.toBytes(TEST_FAM_STR);<a name="line.74"></a>
+<span class="sourceLineNo">075</span> private static final int
CLEANER_INTERVAL = 100;<a name="line.75"></a>
+<span class="sourceLineNo">076</span><a name="line.76"></a>
+<span class="sourceLineNo">077</span> private FileSystem fs;<a
name="line.77"></a>
+<span class="sourceLineNo">078</span> private Path rootDir;<a
name="line.78"></a>
+<span class="sourceLineNo">079</span> private Admin admin;<a
name="line.79"></a>
+<span class="sourceLineNo">080</span> private TableName originalTableName;<a
name="line.80"></a>
+<span class="sourceLineNo">081</span> private Table originalTable;<a
name="line.81"></a>
+<span class="sourceLineNo">082</span> private TableName cloneTableName;<a
name="line.82"></a>
+<span class="sourceLineNo">083</span> private int countOriginalTable;<a
name="line.83"></a>
+<span class="sourceLineNo">084</span> String snapshotNameAsString;<a
name="line.84"></a>
+<span class="sourceLineNo">085</span> byte[] snapshotName;<a
name="line.85"></a>
+<span class="sourceLineNo">086</span><a name="line.86"></a>
+<span class="sourceLineNo">087</span> /**<a name="line.87"></a>
+<span class="sourceLineNo">088</span> * Setup the config for the cluster and
start it<a name="line.88"></a>
+<span class="sourceLineNo">089</span> */<a name="line.89"></a>
+<span class="sourceLineNo">090</span> @BeforeClass<a name="line.90"></a>
+<span class="sourceLineNo">091</span> public static void setupCluster()
throws Exception {<a name="line.91"></a>
+<span class="sourceLineNo">092</span> setupConf(UTIL.getConfiguration());<a
name="line.92"></a>
+<span class="sourceLineNo">093</span> UTIL.startMiniCluster(NUM_RS);<a
name="line.93"></a>
+<span class="sourceLineNo">094</span> }<a name="line.94"></a>
+<span class="sourceLineNo">095</span><a name="line.95"></a>
+<span class="sourceLineNo">096</span> static void setupConf(Configuration
conf) {<a name="line.96"></a>
+<span class="sourceLineNo">097</span> // Up the handlers; this test needs
more than usual.<a name="line.97"></a>
+<span class="sourceLineNo">098</span>
conf.setInt(HConstants.REGION_SERVER_HIGH_PRIORITY_HANDLER_COUNT, 15);<a
name="line.98"></a>
+<span class="sourceLineNo">099</span> // enable snapshot support<a
name="line.99"></a>
+<span class="sourceLineNo">100</span>
conf.setBoolean(SnapshotManager.HBASE_SNAPSHOT_ENABLED, true);<a
name="line.100"></a>
+<span class="sourceLineNo">101</span> // change the flush size to a small
amount, regulating number of store files<a name="line.101"></a>
+<span class="sourceLineNo">102</span>
conf.setInt("hbase.hregion.memstore.flush.size", 25000);<a name="line.102"></a>
+<span class="sourceLineNo">103</span> // so make sure we get a compaction
when doing a load, but keep around<a name="line.103"></a>
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name="line.104"></a>
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conf.setInt("hbase.hstore.compaction.min", 10);<a name="line.105"></a>
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conf.setInt("hbase.hstore.compactionThreshold", 10);<a name="line.106"></a>
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files<a name="line.107"></a>
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conf.setInt("hbase.hstore.blockingStoreFiles", 12);<a name="line.108"></a>
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conf.setInt("hbase.regionserver.msginterval", 100);<a name="line.109"></a>
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conf.setBoolean("hbase.master.enabletable.roundrobin", true);<a
name="line.110"></a>
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splitting which would cause snapshot to fail<a name="line.111"></a>
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conf.set(HConstants.HBASE_REGION_SPLIT_POLICY_KEY,<a name="line.112"></a>
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conf.setInt("hbase.master.cleaner.interval", CLEANER_INTERVAL);<a
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conf.setInt("hbase.master.hfilecleaner.plugins.snapshot.period",
CLEANER_INTERVAL);<a name="line.116"></a>
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TimeToLiveHFileCleaner. Don't want to fully disable it because that<a
name="line.117"></a>
+<span class="sourceLineNo">118</span> // will even trigger races between
creating the directory containing back references and<a name="line.118"></a>
+<span class="sourceLineNo">119</span> // the back reference itself.<a
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conf.setInt("hbase.master.hfilecleaner.ttl", CLEANER_INTERVAL);<a
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{<a name="line.124"></a>
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UTIL.getHBaseCluster().getMaster().getMasterFileSystem().getFileSystem();<a
name="line.125"></a>
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UTIL.getHBaseCluster().getMaster().getMasterFileSystem().getRootDir();<a
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+<span class="sourceLineNo">128</span> admin = UTIL.getAdmin();<a
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TableName.valueOf("test-clone-" + originalTableName);<a name="line.130"></a>
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name="line.135"></a>
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has: " + countOriginalTable + " rows");<a name="line.137"></a>
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+<span class="sourceLineNo">139</span><a name="line.139"></a>
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{<a name="line.141"></a>
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UTIL.deleteTable(originalTableName);<a name="line.142"></a>
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name="line.143"></a>
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SnapshotTestingUtils.deleteAllSnapshots(UTIL.getAdmin());<a name="line.144"></a>
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SnapshotTestingUtils.deleteArchiveDirectory(UTIL);<a name="line.145"></a>
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+<span class="sourceLineNo">149</span> public static void cleanupTest() throws
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+<span class="sourceLineNo">151</span> UTIL.shutdownMiniCluster();<a
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name="line.152"></a>
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cluster", e);<a name="line.153"></a>
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+<span class="sourceLineNo">155</span> }<a name="line.155"></a>
+<span class="sourceLineNo">156</span><a name="line.156"></a>
+<span class="sourceLineNo">157</span> /**<a name="line.157"></a>
+<span class="sourceLineNo">158</span> * Verify that adding data to the
cloned table will not affect the original, and vice-versa when<a
name="line.158"></a>
+<span class="sourceLineNo">159</span> * it is taken as an online snapshot.<a
name="line.159"></a>
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testOnlineSnapshotAppendIndependent() throws Exception {<a name="line.162"></a>
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+<span class="sourceLineNo">167</span> /**<a name="line.167"></a>
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cloned table will not affect the original, and vice-versa when<a
name="line.168"></a>
+<span class="sourceLineNo">169</span> * it is taken as an offline
snapshot.<a name="line.169"></a>
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name="line.173"></a>
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+<span class="sourceLineNo">175</span> }<a name="line.175"></a>
+<span class="sourceLineNo">176</span><a name="line.176"></a>
+<span class="sourceLineNo">177</span> /**<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * Verify that adding metadata to the
cloned table will not affect the original, and vice-versa<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * when it is taken as an online
snapshot.<a name="line.179"></a>
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runTestSnapshotMetadataChangesIndependent();<a name="line.184"></a>
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+<span class="sourceLineNo">186</span><a name="line.186"></a>
+<span class="sourceLineNo">187</span> /**<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * Verify that adding netadata to the
cloned table will not affect the original, and vice-versa<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * when is taken as an online
snapshot.<a name="line.189"></a>
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testOfflineSnapshotMetadataChangesIndependent() throws Exception {<a
name="line.192"></a>
+<span class="sourceLineNo">193</span> createAndCloneSnapshot(false);<a
name="line.193"></a>
+<span class="sourceLineNo">194</span>
runTestSnapshotMetadataChangesIndependent();<a name="line.194"></a>
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+<span class="sourceLineNo">196</span><a name="line.196"></a>
+<span class="sourceLineNo">197</span> /**<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * Verify that region operations, in
this case splitting a region, are independent between the<a name="line.198"></a>
+<span class="sourceLineNo">199</span> * cloned table and the original.<a
name="line.199"></a>
+<span class="sourceLineNo">200</span> */<a name="line.200"></a>
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testOfflineSnapshotRegionOperationsIndependent() throws Exception {<a
name="line.202"></a>
+<span class="sourceLineNo">203</span> createAndCloneSnapshot(false);<a
name="line.203"></a>
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runTestRegionOperationsIndependent();<a name="line.204"></a>
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+<span class="sourceLineNo">206</span><a name="line.206"></a>
+<span class="sourceLineNo">207</span> /**<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * Verify that region operations, in
this case splitting a region, are independent between the<a name="line.208"></a>
+<span class="sourceLineNo">209</span> * cloned table and the original.<a
name="line.209"></a>
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testOnlineSnapshotRegionOperationsIndependent() throws Exception {<a
name="line.212"></a>
+<span class="sourceLineNo">213</span> createAndCloneSnapshot(true);<a
name="line.213"></a>
+<span class="sourceLineNo">214</span>
runTestRegionOperationsIndependent();<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> @Test<a name="line.217"></a>
+<span class="sourceLineNo">218</span> public void
testOfflineSnapshotDeleteIndependent() throws Exception {<a name="line.218"></a>
+<span class="sourceLineNo">219</span> createAndCloneSnapshot(false);<a
name="line.219"></a>
+<span class="sourceLineNo">220</span> runTestSnapshotDeleteIndependent();<a
name="line.220"></a>
+<span class="sourceLineNo">221</span> }<a name="line.221"></a>
+<span class="sourceLineNo">222</span><a name="line.222"></a>
+<span class="sourceLineNo">223</span> @Test<a name="line.223"></a>
+<span class="sourceLineNo">224</span> public void
testOnlineSnapshotDeleteIndependent() throws Exception {<a name="line.224"></a>
+<span class="sourceLineNo">225</span> createAndCloneSnapshot(true);<a
name="line.225"></a>
+<span class="sourceLineNo">226</span> runTestSnapshotDeleteIndependent();<a
name="line.226"></a>
+<span class="sourceLineNo">227</span> }<a name="line.227"></a>
+<span class="sourceLineNo">228</span><a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static void
waitOnSplit(Connection c, final Table t, int originalCount) throws Exception
{<a name="line.229"></a>
+<span class="sourceLineNo">230</span> for (int i = 0; i < 200; i++) {<a
name="line.230"></a>
+<span class="sourceLineNo">231</span>
Threads.sleepWithoutInterrupt(500);<a name="line.231"></a>
+<span class="sourceLineNo">232</span> try (RegionLocator locator =
c.getRegionLocator(t.getName())) {<a name="line.232"></a>
+<span class="sourceLineNo">233</span> if
(locator.getAllRegionLocations().size() > originalCount) {<a
name="line.233"></a>
+<span class="sourceLineNo">234</span> return;<a name="line.234"></a>
+<span class="sourceLineNo">235</span> }<a name="line.235"></a>
+<span class="sourceLineNo">236</span> }<a name="line.236"></a>
+<span class="sourceLineNo">237</span> }<a name="line.237"></a>
+<span class="sourceLineNo">238</span> throw new Exception("Split did not
increase the number of regions");<a name="line.238"></a>
+<span class="sourceLineNo">239</span> }<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Takes the snapshot of originalTable
and clones the snapshot to another tables.<a name="line.242"></a>
+<span class="sourceLineNo">243</span> * If {@code online} is false, the
original table is disabled during taking snapshot, so also<a
name="line.243"></a>
+<span class="sourceLineNo">244</span> * enables it again.<a
name="line.244"></a>
+<span class="sourceLineNo">245</span> * @param online - Whether the table is
online or not during the snapshot<a name="line.245"></a>
+<span class="sourceLineNo">246</span> */<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private void
createAndCloneSnapshot(boolean online) throws Exception {<a name="line.247"></a>
+<span class="sourceLineNo">248</span>
SnapshotTestingUtils.createSnapshotAndValidate(admin, originalTableName,
TEST_FAM_STR,<a name="line.248"></a>
+<span class="sourceLineNo">249</span> snapshotNameAsString, rootDir, fs,
online);<a name="line.249"></a>
+<span class="sourceLineNo">250</span><a name="line.250"></a>
+<span class="sourceLineNo">251</span> // If offline, enable the table
disabled by snapshot testing util.<a name="line.251"></a>
+<span class="sourceLineNo">252</span> if (!online) {<a name="line.252"></a>
+<span class="sourceLineNo">253</span>
admin.enableTable(originalTableName);<a name="line.253"></a>
+<span class="sourceLineNo">254</span>
UTIL.waitTableAvailable(originalTableName);<a name="line.254"></a>
+<span class="sourceLineNo">255</span> }<a name="line.255"></a>
+<span class="sourceLineNo">256</span><a name="line.256"></a>
+<span class="sourceLineNo">257</span> admin.cloneSnapshot(snapshotName,
cloneTableName);<a name="line.257"></a>
+<span class="sourceLineNo">258</span>
UTIL.waitUntilAllRegionsAssigned(cloneTableName);<a name="line.258"></a>
+<span class="sourceLineNo">259</span> }<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> /**<a name="line.261"></a>
+<span class="sourceLineNo">262</span> * Verify that adding data to original
table or clone table doesn't affect other table.<a name="line.262"></a>
+<span class="sourceLineNo">263</span> */<a name="line.263"></a>
+<span class="sourceLineNo">264</span> private void
runTestSnapshotAppendIndependent() throws Exception {<a name="line.264"></a>
+<span class="sourceLineNo">265</span> try (Table clonedTable =
UTIL.getConnection().getTable(cloneTableName)) {<a name="line.265"></a>
+<span class="sourceLineNo">266</span> final int clonedTableRowCount =
countRows(clonedTable);<a name="line.266"></a>
+<span class="sourceLineNo">267</span><a name="line.267"></a>
+<span class="sourceLineNo">268</span> Assert.assertEquals(<a
name="line.268"></a>
+<span class="sourceLineNo">269</span> "The line counts of original and
cloned tables do not match after clone. ",<a name="line.269"></a>
+<span class="sourceLineNo">270</span> countOriginalTable,
clonedTableRowCount);<a name="line.270"></a>
+<span class="sourceLineNo">271</span><a name="line.271"></a>
+<span class="sourceLineNo">272</span> // Attempt to add data to the
test<a name="line.272"></a>
+<span class="sourceLineNo">273</span> Put p = new
Put(Bytes.toBytes("new-row-" + System.currentTimeMillis()));<a
name="line.273"></a>
+<span class="sourceLineNo">274</span> p.addColumn(TEST_FAM,
Bytes.toBytes("someQualifier"), Bytes.toBytes("someString"));<a
name="line.274"></a>
+<span class="sourceLineNo">275</span> originalTable.put(p);<a
name="line.275"></a>
+<span class="sourceLineNo">276</span><a name="line.276"></a>
+<span class="sourceLineNo">277</span> // Verify that the new row is not
in the restored table<a name="line.277"></a>
+<span class="sourceLineNo">278</span> Assert.assertEquals("The row count
of the original table was not modified by the put",<a name="line.278"></a>
+<span class="sourceLineNo">279</span> countOriginalTable + 1,
countRows(originalTable));<a name="line.279"></a>
+<span class="sourceLineNo">280</span> Assert.assertEquals(<a
name="line.280"></a>
+<span class="sourceLineNo">281</span> "The row count of the cloned
table changed as a result of addition to the original",<a name="line.281"></a>
+<span class="sourceLineNo">282</span> clonedTableRowCount,
countRows(clonedTable));<a name="line.282"></a>
+<span class="sourceLineNo">283</span><a name="line.283"></a>
+<span class="sourceLineNo">284</span> Put p2 = new
Put(Bytes.toBytes("new-row-" + System.currentTimeMillis()));<a
name="line.284"></a>
+<span class="sourceLineNo">285</span> p2.addColumn(TEST_FAM,
Bytes.toBytes("someQualifier"), Bytes.toBytes("someString"));<a
name="line.285"></a>
+<span class="sourceLineNo">286</span> clonedTable.put(p2);<a
name="line.286"></a>
+<span class="sourceLineNo">287</span><a name="line.287"></a>
+<span class="sourceLineNo">288</span> // Verify that the row is not added
to the original table.<a name="line.288"></a>
+<span class="sourceLineNo">289</span> Assert.assertEquals(<a
name="line.289"></a>
+<span class="sourceLineNo">290</span> "The row count of the original
table was modified by the put to the clone",<a name="line.290"></a>
+<span class="sourceLineNo">291</span> countOriginalTable + 1,
countRows(originalTable));<a name="line.291"></a>
+<span class="sourceLineNo">292</span> Assert.assertEquals("The row count
of the cloned table was not modified by the put",<a name="line.292"></a>
+<span class="sourceLineNo">293</span> clonedTableRowCount + 1,
countRows(clonedTable));<a name="line.293"></a>
+<span class="sourceLineNo">294</span> }<a name="line.294"></a>
+<span class="sourceLineNo">295</span> }<a name="line.295"></a>
+<span class="sourceLineNo">296</span><a name="line.296"></a>
+<span class="sourceLineNo">297</span> /**<a name="line.297"></a>
+<span class="sourceLineNo">298</span> * Do a split, and verify that this
only affects one table<a name="line.298"></a>
+<span class="sourceLineNo">299</span> */<a name="line.299"></a>
+<span class="sourceLineNo">300</span> private void
runTestRegionOperationsIndependent() throws Exception {<a name="line.300"></a>
+<span class="sourceLineNo">301</span> // Verify that region information is
the same pre-split<a name="line.301"></a>
+<span class="sourceLineNo">302</span> ((ClusterConnection)
UTIL.getConnection()).clearRegionCache();<a name="line.302"></a>
+<span class="sourceLineNo">303</span> List<HRegionInfo>
originalTableHRegions = admin.getTableRegions(originalTableName);<a
name="line.303"></a>
+<span class="sourceLineNo">304</span><a name="line.304"></a>
+<span class="sourceLineNo">305</span> final int originalRegionCount =
originalTableHRegions.size();<a name="line.305"></a>
+<span class="sourceLineNo">306</span> final int cloneTableRegionCount =
admin.getTableRegions(cloneTableName).size();<a name="line.306"></a>
+<span class="sourceLineNo">307</span> Assert.assertEquals(<a
name="line.307"></a>
+<span class="sourceLineNo">308</span> "The number of regions in the
cloned table is different than in the original table.",<a name="line.308"></a>
+<span class="sourceLineNo">309</span> originalRegionCount,
cloneTableRegionCount);<a name="line.309"></a>
+<span class="sourceLineNo">310</span><a name="line.310"></a>
+<span class="sourceLineNo">311</span> // Split a region on the parent
table<a name="line.311"></a>
+<span class="sourceLineNo">312</span>
admin.splitRegion(originalTableHRegions.get(0).getRegionName());<a
name="line.312"></a>
+<span class="sourceLineNo">313</span> waitOnSplit(UTIL.getConnection(),
originalTable, originalRegionCount);<a name="line.313"></a>
+<span class="sourceLineNo">314</span><a name="line.314"></a>
+<span class="sourceLineNo">315</span> // Verify that the cloned table
region is not split<a name="line.315"></a>
+<span class="sourceLineNo">316</span> final int cloneTableRegionCount2 =
admin.getTableRegions(cloneTableName).size();<a name="line.316"></a>
+<span class="sourceLineNo">317</span> Assert.assertEquals(<a
name="line.317"></a>
+<span class="sourceLineNo">318</span> "The number of regions in the
cloned table changed though none of its regions were split.",<a
name="line.318"></a>
+<span class="sourceLineNo">319</span> cloneTableRegionCount,
cloneTableRegionCount2);<a name="line.319"></a>
+<span class="sourceLineNo">320</span> }<a name="line.320"></a>
+<span class="sourceLineNo">321</span><a name="line.321"></a>
+<span class="sourceLineNo">322</span> /**<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * Add metadata, and verify that this
only affects one table<a name="line.323"></a>
+<span class="sourceLineNo">324</span> */<a name="line.324"></a>
+<span class="sourceLineNo">325</span> private void
runTestSnapshotMetadataChangesIndependent() throws Exception {<a
name="line.325"></a>
+<span class="sourceLineNo">326</span> // Add a new column family to the
original table<a name="line.326"></a>
+<span class="sourceLineNo">327</span> byte[] TEST_FAM_2 =
Bytes.toBytes("fam2");<a name="line.327"></a>
+<span class="sourceLineNo">328</span> HColumnDescriptor hcd = new
HColumnDescriptor(TEST_FAM_2);<a name="line.328"></a>
+<span class="sourceLineNo">329</span><a name="line.329"></a>
+<span class="sourceLineNo">330</span>
admin.disableTable(originalTableName);<a name="line.330"></a>
+<span class="sourceLineNo">331</span>
admin.addColumnFamily(originalTableName, hcd);<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> // Verify that it is not in the
snapshot<a name="line.333"></a>
+<span class="sourceLineNo">334</span>
admin.enableTable(originalTableName);<a name="line.334"></a>
+<span class="sourceLineNo">335</span>
UTIL.waitTableAvailable(originalTableName);<a name="line.335"></a>
+<span class="sourceLineNo">336</span><a name="line.336"></a>
+<span class="sourceLineNo">337</span> // get a description of the cloned
table<a name="line.337"></a>
+<span class="sourceLineNo">338</span> // get a list of its families<a
name="line.338"></a>
+<span class="sourceLineNo">339</span> // assert that the family is there<a
name="line.339"></a>
+<span class="sourceLineNo">340</span> HTableDescriptor
originalTableDescriptor = originalTable.getTableDescriptor();<a
name="line.340"></a>
+<span class="sourceLineNo">341</span> HTableDescriptor
clonedTableDescriptor = admin.getTableDescriptor(cloneTableName);<a
name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> Assert.assertTrue("The original
family was not found. There is something wrong. ",<a name="line.343"></a>
+<span class="sourceLineNo">344</span>
originalTableDescriptor.hasFamily(TEST_FAM));<a name="line.344"></a>
+<span class="sourceLineNo">345</span> Assert.assertTrue("The original
family was not found in the clone. There is something wrong. ",<a
name="line.345"></a>
+<span class="sourceLineNo">346</span>
clonedTableDescriptor.hasFamily(TEST_FAM));<a name="line.346"></a>
+<span class="sourceLineNo">347</span><a name="line.347"></a>
+<span class="sourceLineNo">348</span> Assert.assertTrue("The new family was
not found. ",<a name="line.348"></a>
+<span class="sourceLineNo">349</span>
originalTableDescriptor.hasFamily(TEST_FAM_2));<a name="line.349"></a>
+<span class="sourceLineNo">350</span> Assert.assertTrue("The new family was
not found. ",<a name="line.350"></a>
+<span class="sourceLineNo">351</span>
!clonedTableDescriptor.hasFamily(TEST_FAM_2));<a name="line.351"></a>
+<span class="sourceLineNo">352</span> }<a name="line.352"></a>
+<span class="sourceLineNo">353</span><a name="line.353"></a>
+<span class="sourceLineNo">354</span> /**<a name="line.354"></a>
+<span class="sourceLineNo">355</span> * Verify that deleting the snapshot
does not affect either table.<a name="line.355"></a>
+<span class="sourceLineNo">356</span> */<a name="line.356"></a>
+<span class="sourceLineNo">357</span> private void
runTestSnapshotDeleteIndependent() throws Exception {<a name="line.357"></a>
+<span class="sourceLineNo">358</span> // Ensure the original table does not
reference the HFiles anymore<a name="line.358"></a>
+<span class="sourceLineNo">359</span>
admin.majorCompact(originalTableName);<a name="line.359"></a>
+<span class="sourceLineNo">360</span><a name="line.360"></a>
+<span class="sourceLineNo">361</span> // Deleting the snapshot used to
break the cloned table by deleting in-use HFiles<a name="line.361"></a>
+<span class="sourceLineNo">362</span> admin.deleteSnapshot(snapshotName);<a
name="line.362"></a>
+<span class="sourceLineNo">363</span><a name="line.363"></a>
+<span class="sourceLineNo">364</span> // Wait for cleaner run and DFS
heartbeats so that anything that is deletable is fully deleted<a
name="line.364"></a>
+<span class="sourceLineNo">365</span> Pattern pattern =
Pattern.compile(snapshotNameAsString);<a name="line.365"></a>
+<span class="sourceLineNo">366</span> do {<a name="line.366"></a>
+<span class="sourceLineNo">367</span> Thread.sleep(5000);<a
name="line.367"></a>
+<span class="sourceLineNo">368</span> } while
(!admin.listSnapshots(pattern).isEmpty());<a name="line.368"></a>
+<span class="sourceLineNo">369</span><a name="line.369"></a>
+<span class="sourceLineNo">370</span> try (Table original =
UTIL.getConnection().getTable(originalTableName)) {<a name="line.370"></a>
+<span class="sourceLineNo">371</span> try (Table clonedTable =
UTIL.getConnection().getTable(cloneTableName)) {<a name="line.371"></a>
+<span class="sourceLineNo">372</span> // Verify that all regions of
both tables are readable<a name="line.372"></a>
+<span class="sourceLineNo">373</span> final int origTableRowCount =
countRows(original);<a name="line.373"></a>
+<span class="sourceLineNo">374</span> final int clonedTableRowCount =
countRows(clonedTable);<a name="line.374"></a>
+<span class="sourceLineNo">375</span>
Assert.assertEquals(origTableRowCount, clonedTableRowCount);<a
name="line.375"></a>
+<span class="sourceLineNo">376</span> }<a name="line.376"></a>
+<span class="sourceLineNo">377</span> }<a name="line.377"></a>
+<span class="sourceLineNo">378</span> }<a name="line.378"></a>
+<span class="sourceLineNo">379</span><a name="line.379"></a>
+<span class="sourceLineNo">380</span> protected Table createTable(final
TableName table, byte[] family) throws Exception {<a name="line.380"></a>
+<span class="sourceLineNo">381</span> Table t = UTIL.createTable(table,
family);<a name="line.381"></a>
+<span class="sourceLineNo">382</span> // Wait for everything to be ready
with the table<a name="line.382"></a>
+<span class="sourceLineNo">383</span>
UTIL.waitUntilAllRegionsAssigned(table);<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> // At this point the table should be
good to go.<a name="line.385"></a>
+<span class="sourceLineNo">386</span> return t;<a name="line.386"></a>
+<span class="sourceLineNo">387</span> }<a name="line.387"></a>
+<span class="sourceLineNo">388</span><a name="line.388"></a>
+<span class="sourceLineNo">389</span> public void loadData(final Table table,
byte[]... families) throws Exception {<a name="line.389"></a>
+<span class="sourceLineNo">390</span> UTIL.loadTable(originalTable,
TEST_FAM);<a name="line.390"></a>
+<span class="sourceLineNo">391</span> }<a name="line.391"></a>
+<span class="sourceLineNo">392</span><a name="line.392"></a>
+<span class="sourceLineNo">393</span> protected int countRows(final Table
table, final byte[]... families) throws Exception {<a name="line.393"></a>
+<span class="sourceLineNo">394</span> return UTIL.countRows(table,
families);<a name="line.394"></a>
+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span>}<a name="line.396"></a>
