You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by gi...@apache.org on 2018/06/26 15:42:51 UTC
[02/39] hbase-site git commit: Published site at
6a0c67344a86a98eaa56586524639fcf84ca1275.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/eab0a960/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableSnapshotInputFormat.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableSnapshotInputFormat.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableSnapshotInputFormat.html
index 2cb897e..9091ed6 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableSnapshotInputFormat.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableSnapshotInputFormat.html
@@ -84,330 +84,404 @@
<span class="sourceLineNo">076</span><a name="line.76"></a>
<span class="sourceLineNo">077</span> private static final byte[] bbb = Bytes.toBytes("bbb");<a name="line.77"></a>
<span class="sourceLineNo">078</span> private static final byte[] yyy = Bytes.toBytes("yyy");<a name="line.78"></a>
-<span class="sourceLineNo">079</span><a name="line.79"></a>
-<span class="sourceLineNo">080</span> @Rule<a name="line.80"></a>
-<span class="sourceLineNo">081</span> public TestName name = new TestName();<a name="line.81"></a>
-<span class="sourceLineNo">082</span><a name="line.82"></a>
-<span class="sourceLineNo">083</span> @Override<a name="line.83"></a>
-<span class="sourceLineNo">084</span> protected byte[] getStartRow() {<a name="line.84"></a>
-<span class="sourceLineNo">085</span> return bbb;<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> @Override<a name="line.88"></a>
-<span class="sourceLineNo">089</span> protected byte[] getEndRow() {<a name="line.89"></a>
-<span class="sourceLineNo">090</span> return yyy;<a name="line.90"></a>
-<span class="sourceLineNo">091</span> }<a name="line.91"></a>
-<span class="sourceLineNo">092</span><a name="line.92"></a>
-<span class="sourceLineNo">093</span> @After<a name="line.93"></a>
-<span class="sourceLineNo">094</span> public void tearDown() throws Exception {<a name="line.94"></a>
-<span class="sourceLineNo">095</span> }<a name="line.95"></a>
-<span class="sourceLineNo">096</span><a name="line.96"></a>
-<span class="sourceLineNo">097</span> @Test<a name="line.97"></a>
-<span class="sourceLineNo">098</span> public void testGetBestLocations() throws IOException {<a name="line.98"></a>
-<span class="sourceLineNo">099</span> TableSnapshotInputFormatImpl tsif = new TableSnapshotInputFormatImpl();<a name="line.99"></a>
-<span class="sourceLineNo">100</span> Configuration conf = UTIL.getConfiguration();<a name="line.100"></a>
-<span class="sourceLineNo">101</span><a name="line.101"></a>
-<span class="sourceLineNo">102</span> HDFSBlocksDistribution blockDistribution = new HDFSBlocksDistribution();<a name="line.102"></a>
-<span class="sourceLineNo">103</span> Assert.assertEquals(null,<a name="line.103"></a>
-<span class="sourceLineNo">104</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.104"></a>
-<span class="sourceLineNo">105</span><a name="line.105"></a>
-<span class="sourceLineNo">106</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h1"}, 1);<a name="line.106"></a>
-<span class="sourceLineNo">107</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.107"></a>
-<span class="sourceLineNo">108</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.108"></a>
-<span class="sourceLineNo">109</span><a name="line.109"></a>
-<span class="sourceLineNo">110</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h1"}, 1);<a name="line.110"></a>
-<span class="sourceLineNo">111</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.111"></a>
-<span class="sourceLineNo">112</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.112"></a>
-<span class="sourceLineNo">113</span><a name="line.113"></a>
-<span class="sourceLineNo">114</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 1);<a name="line.114"></a>
-<span class="sourceLineNo">115</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.115"></a>
-<span class="sourceLineNo">116</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.116"></a>
-<span class="sourceLineNo">117</span><a name="line.117"></a>
-<span class="sourceLineNo">118</span> blockDistribution = new HDFSBlocksDistribution();<a name="line.118"></a>
-<span class="sourceLineNo">119</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h1"}, 10);<a name="line.119"></a>
-<span class="sourceLineNo">120</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 7);<a name="line.120"></a>
-<span class="sourceLineNo">121</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h3"}, 5);<a name="line.121"></a>
-<span class="sourceLineNo">122</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h4"}, 1);<a name="line.122"></a>
-<span class="sourceLineNo">123</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.123"></a>
-<span class="sourceLineNo">124</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.124"></a>
-<span class="sourceLineNo">125</span><a name="line.125"></a>
-<span class="sourceLineNo">126</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 2);<a name="line.126"></a>
-<span class="sourceLineNo">127</span> Assert.assertEquals(Lists.newArrayList("h1", "h2"),<a name="line.127"></a>
-<span class="sourceLineNo">128</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.128"></a>
-<span class="sourceLineNo">129</span><a name="line.129"></a>
-<span class="sourceLineNo">130</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 3);<a name="line.130"></a>
-<span class="sourceLineNo">131</span> Assert.assertEquals(Lists.newArrayList("h2", "h1"),<a name="line.131"></a>
-<span class="sourceLineNo">132</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.132"></a>
-<span class="sourceLineNo">133</span><a name="line.133"></a>
-<span class="sourceLineNo">134</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h3"}, 6);<a name="line.134"></a>
-<span class="sourceLineNo">135</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h4"}, 9);<a name="line.135"></a>
-<span class="sourceLineNo">136</span><a name="line.136"></a>
-<span class="sourceLineNo">137</span> Assert.assertEquals(Lists.newArrayList("h2", "h3", "h4"),<a name="line.137"></a>
-<span class="sourceLineNo">138</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.138"></a>
-<span class="sourceLineNo">139</span> }<a name="line.139"></a>
-<span class="sourceLineNo">140</span><a name="line.140"></a>
-<span class="sourceLineNo">141</span> public static enum TestTableSnapshotCounters {<a name="line.141"></a>
-<span class="sourceLineNo">142</span> VALIDATION_ERROR<a name="line.142"></a>
-<span class="sourceLineNo">143</span> }<a name="line.143"></a>
-<span class="sourceLineNo">144</span><a name="line.144"></a>
-<span class="sourceLineNo">145</span> public static class TestTableSnapshotMapper<a name="line.145"></a>
-<span class="sourceLineNo">146</span> extends TableMapper<ImmutableBytesWritable, NullWritable> {<a name="line.146"></a>
-<span class="sourceLineNo">147</span> @Override<a name="line.147"></a>
-<span class="sourceLineNo">148</span> protected void map(ImmutableBytesWritable key, Result value,<a name="line.148"></a>
-<span class="sourceLineNo">149</span> Context context) throws IOException, InterruptedException {<a name="line.149"></a>
-<span class="sourceLineNo">150</span> // Validate a single row coming from the snapshot, and emit the row key<a name="line.150"></a>
-<span class="sourceLineNo">151</span> verifyRowFromMap(key, value);<a name="line.151"></a>
-<span class="sourceLineNo">152</span> context.write(key, NullWritable.get());<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> public static class TestTableSnapshotReducer<a name="line.156"></a>
-<span class="sourceLineNo">157</span> extends Reducer<ImmutableBytesWritable, NullWritable, NullWritable, NullWritable> {<a name="line.157"></a>
-<span class="sourceLineNo">158</span> HBaseTestingUtility.SeenRowTracker rowTracker =<a name="line.158"></a>
-<span class="sourceLineNo">159</span> new HBaseTestingUtility.SeenRowTracker(bbb, yyy);<a name="line.159"></a>
-<span class="sourceLineNo">160</span> @Override<a name="line.160"></a>
-<span class="sourceLineNo">161</span> protected void reduce(ImmutableBytesWritable key, Iterable<NullWritable> values,<a name="line.161"></a>
-<span class="sourceLineNo">162</span> Context context) throws IOException, InterruptedException {<a name="line.162"></a>
-<span class="sourceLineNo">163</span> rowTracker.addRow(key.get());<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> @Override<a name="line.166"></a>
-<span class="sourceLineNo">167</span> protected void cleanup(Context context) throws IOException,<a name="line.167"></a>
-<span class="sourceLineNo">168</span> InterruptedException {<a name="line.168"></a>
-<span class="sourceLineNo">169</span> rowTracker.validate();<a name="line.169"></a>
-<span class="sourceLineNo">170</span> }<a name="line.170"></a>
-<span class="sourceLineNo">171</span> }<a name="line.171"></a>
-<span class="sourceLineNo">172</span><a name="line.172"></a>
-<span class="sourceLineNo">173</span> @Test<a name="line.173"></a>
-<span class="sourceLineNo">174</span> public void testInitTableSnapshotMapperJobConfig() throws Exception {<a name="line.174"></a>
-<span class="sourceLineNo">175</span> setupCluster();<a name="line.175"></a>
-<span class="sourceLineNo">176</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.176"></a>
-<span class="sourceLineNo">177</span> String snapshotName = "foo";<a name="line.177"></a>
-<span class="sourceLineNo">178</span><a name="line.178"></a>
-<span class="sourceLineNo">179</span> try {<a name="line.179"></a>
-<span class="sourceLineNo">180</span> createTableAndSnapshot(UTIL, tableName, snapshotName, getStartRow(), getEndRow(), 1);<a name="line.180"></a>
-<span class="sourceLineNo">181</span> Job job = new Job(UTIL.getConfiguration());<a name="line.181"></a>
-<span class="sourceLineNo">182</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.182"></a>
-<span class="sourceLineNo">183</span><a name="line.183"></a>
-<span class="sourceLineNo">184</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.184"></a>
-<span class="sourceLineNo">185</span> new Scan(), TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.185"></a>
-<span class="sourceLineNo">186</span> NullWritable.class, job, false, tmpTableDir);<a name="line.186"></a>
-<span class="sourceLineNo">187</span><a name="line.187"></a>
-<span class="sourceLineNo">188</span> // TODO: would be better to examine directly the cache instance that results from this<a name="line.188"></a>
-<span class="sourceLineNo">189</span> // config. Currently this is not possible because BlockCache initialization is static.<a name="line.189"></a>
-<span class="sourceLineNo">190</span> Assert.assertEquals(<a name="line.190"></a>
-<span class="sourceLineNo">191</span> "Snapshot job should be configured for default LruBlockCache.",<a name="line.191"></a>
-<span class="sourceLineNo">192</span> HConstants.HFILE_BLOCK_CACHE_SIZE_DEFAULT,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> job.getConfiguration().getFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, -1), 0.01);<a name="line.193"></a>
-<span class="sourceLineNo">194</span> Assert.assertEquals(<a name="line.194"></a>
-<span class="sourceLineNo">195</span> "Snapshot job should not use BucketCache.",<a name="line.195"></a>
-<span class="sourceLineNo">196</span> 0, job.getConfiguration().getFloat("hbase.bucketcache.size", -1), 0.01);<a name="line.196"></a>
-<span class="sourceLineNo">197</span> } finally {<a name="line.197"></a>
-<span class="sourceLineNo">198</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.198"></a>
-<span class="sourceLineNo">199</span> UTIL.deleteTable(tableName);<a name="line.199"></a>
-<span class="sourceLineNo">200</span> tearDownCluster();<a name="line.200"></a>
-<span class="sourceLineNo">201</span> }<a name="line.201"></a>
-<span class="sourceLineNo">202</span> }<a name="line.202"></a>
-<span class="sourceLineNo">203</span><a name="line.203"></a>
-<span class="sourceLineNo">204</span> @Override<a name="line.204"></a>
-<span class="sourceLineNo">205</span> public void testRestoreSnapshotDoesNotCreateBackRefLinksInit(TableName tableName,<a name="line.205"></a>
-<span class="sourceLineNo">206</span> String snapshotName, Path tmpTableDir) throws Exception {<a name="line.206"></a>
-<span class="sourceLineNo">207</span> Job job = new Job(UTIL.getConfiguration());<a name="line.207"></a>
-<span class="sourceLineNo">208</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.208"></a>
-<span class="sourceLineNo">209</span> new Scan(), TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.209"></a>
-<span class="sourceLineNo">210</span> NullWritable.class, job, false, tmpTableDir);<a name="line.210"></a>
-<span class="sourceLineNo">211</span> }<a name="line.211"></a>
-<span class="sourceLineNo">212</span><a name="line.212"></a>
-<span class="sourceLineNo">213</span> @Override<a name="line.213"></a>
-<span class="sourceLineNo">214</span> public void testWithMockedMapReduce(HBaseTestingUtility util, String snapshotName,<a name="line.214"></a>
-<span class="sourceLineNo">215</span> int numRegions, int numSplitsPerRegion, int expectedNumSplits, boolean setLocalityEnabledTo)<a name="line.215"></a>
-<span class="sourceLineNo">216</span> throws Exception {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> setupCluster();<a name="line.217"></a>
-<span class="sourceLineNo">218</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.218"></a>
-<span class="sourceLineNo">219</span> try {<a name="line.219"></a>
-<span class="sourceLineNo">220</span> createTableAndSnapshot(<a name="line.220"></a>
-<span class="sourceLineNo">221</span> util, tableName, snapshotName, getStartRow(), getEndRow(), numRegions);<a name="line.221"></a>
-<span class="sourceLineNo">222</span><a name="line.222"></a>
-<span class="sourceLineNo">223</span> Configuration conf = util.getConfiguration();<a name="line.223"></a>
-<span class="sourceLineNo">224</span> conf.setBoolean(SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY, setLocalityEnabledTo);<a name="line.224"></a>
-<span class="sourceLineNo">225</span> Job job = new Job(conf);<a name="line.225"></a>
-<span class="sourceLineNo">226</span> Path tmpTableDir = util.getDataTestDirOnTestFS(snapshotName);<a name="line.226"></a>
-<span class="sourceLineNo">227</span> Scan scan = new Scan(getStartRow(), getEndRow()); // limit the scan<a name="line.227"></a>
-<span class="sourceLineNo">228</span><a name="line.228"></a>
-<span class="sourceLineNo">229</span> if (numSplitsPerRegion > 1) {<a name="line.229"></a>
-<span class="sourceLineNo">230</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.230"></a>
-<span class="sourceLineNo">231</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.231"></a>
-<span class="sourceLineNo">232</span> NullWritable.class, job, false, tmpTableDir, new RegionSplitter.UniformSplit(),<a name="line.232"></a>
-<span class="sourceLineNo">233</span> numSplitsPerRegion);<a name="line.233"></a>
-<span class="sourceLineNo">234</span> } else {<a name="line.234"></a>
-<span class="sourceLineNo">235</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.235"></a>
-<span class="sourceLineNo">236</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.236"></a>
-<span class="sourceLineNo">237</span> NullWritable.class, job, false, tmpTableDir);<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> verifyWithMockedMapReduce(job, numRegions, expectedNumSplits, getStartRow(), getEndRow());<a name="line.240"></a>
+<span class="sourceLineNo">079</span> private static final byte[] bbc = Bytes.toBytes("bbc");<a name="line.79"></a>
+<span class="sourceLineNo">080</span> private static final byte[] yya = Bytes.toBytes("yya");<a name="line.80"></a>
+<span class="sourceLineNo">081</span><a name="line.81"></a>
+<span class="sourceLineNo">082</span> @Rule<a name="line.82"></a>
+<span class="sourceLineNo">083</span> public TestName name = new TestName();<a name="line.83"></a>
+<span class="sourceLineNo">084</span><a name="line.84"></a>
+<span class="sourceLineNo">085</span> @Override<a name="line.85"></a>
+<span class="sourceLineNo">086</span> protected byte[] getStartRow() {<a name="line.86"></a>
+<span class="sourceLineNo">087</span> return bbb;<a name="line.87"></a>
+<span class="sourceLineNo">088</span> }<a name="line.88"></a>
+<span class="sourceLineNo">089</span><a name="line.89"></a>
+<span class="sourceLineNo">090</span> @Override<a name="line.90"></a>
+<span class="sourceLineNo">091</span> protected byte[] getEndRow() {<a name="line.91"></a>
+<span class="sourceLineNo">092</span> return yyy;<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> @After<a name="line.95"></a>
+<span class="sourceLineNo">096</span> public void tearDown() throws Exception {<a name="line.96"></a>
+<span class="sourceLineNo">097</span> }<a name="line.97"></a>
+<span class="sourceLineNo">098</span><a name="line.98"></a>
+<span class="sourceLineNo">099</span> @Test<a name="line.99"></a>
+<span class="sourceLineNo">100</span> public void testGetBestLocations() throws IOException {<a name="line.100"></a>
+<span class="sourceLineNo">101</span> TableSnapshotInputFormatImpl tsif = new TableSnapshotInputFormatImpl();<a name="line.101"></a>
+<span class="sourceLineNo">102</span> Configuration conf = UTIL.getConfiguration();<a name="line.102"></a>
+<span class="sourceLineNo">103</span><a name="line.103"></a>
+<span class="sourceLineNo">104</span> HDFSBlocksDistribution blockDistribution = new HDFSBlocksDistribution();<a name="line.104"></a>
+<span class="sourceLineNo">105</span> Assert.assertEquals(null,<a name="line.105"></a>
+<span class="sourceLineNo">106</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.106"></a>
+<span class="sourceLineNo">107</span><a name="line.107"></a>
+<span class="sourceLineNo">108</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h1"}, 1);<a name="line.108"></a>
+<span class="sourceLineNo">109</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.109"></a>
+<span class="sourceLineNo">110</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.110"></a>
+<span class="sourceLineNo">111</span><a name="line.111"></a>
+<span class="sourceLineNo">112</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h1"}, 1);<a name="line.112"></a>
+<span class="sourceLineNo">113</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.113"></a>
+<span class="sourceLineNo">114</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.114"></a>
+<span class="sourceLineNo">115</span><a name="line.115"></a>
+<span class="sourceLineNo">116</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 1);<a name="line.116"></a>
+<span class="sourceLineNo">117</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.117"></a>
+<span class="sourceLineNo">118</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.118"></a>
+<span class="sourceLineNo">119</span><a name="line.119"></a>
+<span class="sourceLineNo">120</span> blockDistribution = new HDFSBlocksDistribution();<a name="line.120"></a>
+<span class="sourceLineNo">121</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h1"}, 10);<a name="line.121"></a>
+<span class="sourceLineNo">122</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 7);<a name="line.122"></a>
+<span class="sourceLineNo">123</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h3"}, 5);<a name="line.123"></a>
+<span class="sourceLineNo">124</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h4"}, 1);<a name="line.124"></a>
+<span class="sourceLineNo">125</span> Assert.assertEquals(Lists.newArrayList("h1"),<a name="line.125"></a>
+<span class="sourceLineNo">126</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.126"></a>
+<span class="sourceLineNo">127</span><a name="line.127"></a>
+<span class="sourceLineNo">128</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 2);<a name="line.128"></a>
+<span class="sourceLineNo">129</span> Assert.assertEquals(Lists.newArrayList("h1", "h2"),<a name="line.129"></a>
+<span class="sourceLineNo">130</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.130"></a>
+<span class="sourceLineNo">131</span><a name="line.131"></a>
+<span class="sourceLineNo">132</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h2"}, 3);<a name="line.132"></a>
+<span class="sourceLineNo">133</span> Assert.assertEquals(Lists.newArrayList("h2", "h1"),<a name="line.133"></a>
+<span class="sourceLineNo">134</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.134"></a>
+<span class="sourceLineNo">135</span><a name="line.135"></a>
+<span class="sourceLineNo">136</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h3"}, 6);<a name="line.136"></a>
+<span class="sourceLineNo">137</span> blockDistribution.addHostsAndBlockWeight(new String[] {"h4"}, 9);<a name="line.137"></a>
+<span class="sourceLineNo">138</span><a name="line.138"></a>
+<span class="sourceLineNo">139</span> Assert.assertEquals(Lists.newArrayList("h2", "h3", "h4"),<a name="line.139"></a>
+<span class="sourceLineNo">140</span> TableSnapshotInputFormatImpl.getBestLocations(conf, blockDistribution));<a name="line.140"></a>
+<span class="sourceLineNo">141</span> }<a name="line.141"></a>
+<span class="sourceLineNo">142</span><a name="line.142"></a>
+<span class="sourceLineNo">143</span> public static enum TestTableSnapshotCounters {<a name="line.143"></a>
+<span class="sourceLineNo">144</span> VALIDATION_ERROR<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> public static class TestTableSnapshotMapper<a name="line.147"></a>
+<span class="sourceLineNo">148</span> extends TableMapper<ImmutableBytesWritable, NullWritable> {<a name="line.148"></a>
+<span class="sourceLineNo">149</span> @Override<a name="line.149"></a>
+<span class="sourceLineNo">150</span> protected void map(ImmutableBytesWritable key, Result value,<a name="line.150"></a>
+<span class="sourceLineNo">151</span> Context context) throws IOException, InterruptedException {<a name="line.151"></a>
+<span class="sourceLineNo">152</span> // Validate a single row coming from the snapshot, and emit the row key<a name="line.152"></a>
+<span class="sourceLineNo">153</span> verifyRowFromMap(key, value);<a name="line.153"></a>
+<span class="sourceLineNo">154</span> context.write(key, NullWritable.get());<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><a name="line.157"></a>
+<span class="sourceLineNo">158</span> public static class TestTableSnapshotReducer<a name="line.158"></a>
+<span class="sourceLineNo">159</span> extends Reducer<ImmutableBytesWritable, NullWritable, NullWritable, NullWritable> {<a name="line.159"></a>
+<span class="sourceLineNo">160</span> HBaseTestingUtility.SeenRowTracker rowTracker =<a name="line.160"></a>
+<span class="sourceLineNo">161</span> new HBaseTestingUtility.SeenRowTracker(bbb, yyy);<a name="line.161"></a>
+<span class="sourceLineNo">162</span> @Override<a name="line.162"></a>
+<span class="sourceLineNo">163</span> protected void reduce(ImmutableBytesWritable key, Iterable<NullWritable> values,<a name="line.163"></a>
+<span class="sourceLineNo">164</span> Context context) throws IOException, InterruptedException {<a name="line.164"></a>
+<span class="sourceLineNo">165</span> rowTracker.addRow(key.get());<a name="line.165"></a>
+<span class="sourceLineNo">166</span> }<a name="line.166"></a>
+<span class="sourceLineNo">167</span><a name="line.167"></a>
+<span class="sourceLineNo">168</span> @Override<a name="line.168"></a>
+<span class="sourceLineNo">169</span> protected void cleanup(Context context) throws IOException,<a name="line.169"></a>
+<span class="sourceLineNo">170</span> InterruptedException {<a name="line.170"></a>
+<span class="sourceLineNo">171</span> rowTracker.validate();<a name="line.171"></a>
+<span class="sourceLineNo">172</span> }<a name="line.172"></a>
+<span class="sourceLineNo">173</span> }<a name="line.173"></a>
+<span class="sourceLineNo">174</span><a name="line.174"></a>
+<span class="sourceLineNo">175</span> @Test<a name="line.175"></a>
+<span class="sourceLineNo">176</span> public void testInitTableSnapshotMapperJobConfig() throws Exception {<a name="line.176"></a>
+<span class="sourceLineNo">177</span> setupCluster();<a name="line.177"></a>
+<span class="sourceLineNo">178</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.178"></a>
+<span class="sourceLineNo">179</span> String snapshotName = "foo";<a name="line.179"></a>
+<span class="sourceLineNo">180</span><a name="line.180"></a>
+<span class="sourceLineNo">181</span> try {<a name="line.181"></a>
+<span class="sourceLineNo">182</span> createTableAndSnapshot(UTIL, tableName, snapshotName, getStartRow(), getEndRow(), 1);<a name="line.182"></a>
+<span class="sourceLineNo">183</span> Job job = new Job(UTIL.getConfiguration());<a name="line.183"></a>
+<span class="sourceLineNo">184</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.184"></a>
+<span class="sourceLineNo">185</span><a name="line.185"></a>
+<span class="sourceLineNo">186</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.186"></a>
+<span class="sourceLineNo">187</span> new Scan(), TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.187"></a>
+<span class="sourceLineNo">188</span> NullWritable.class, job, false, tmpTableDir);<a name="line.188"></a>
+<span class="sourceLineNo">189</span><a name="line.189"></a>
+<span class="sourceLineNo">190</span> // TODO: would be better to examine directly the cache instance that results from this<a name="line.190"></a>
+<span class="sourceLineNo">191</span> // config. Currently this is not possible because BlockCache initialization is static.<a name="line.191"></a>
+<span class="sourceLineNo">192</span> Assert.assertEquals(<a name="line.192"></a>
+<span class="sourceLineNo">193</span> "Snapshot job should be configured for default LruBlockCache.",<a name="line.193"></a>
+<span class="sourceLineNo">194</span> HConstants.HFILE_BLOCK_CACHE_SIZE_DEFAULT,<a name="line.194"></a>
+<span class="sourceLineNo">195</span> job.getConfiguration().getFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, -1), 0.01);<a name="line.195"></a>
+<span class="sourceLineNo">196</span> Assert.assertEquals(<a name="line.196"></a>
+<span class="sourceLineNo">197</span> "Snapshot job should not use BucketCache.",<a name="line.197"></a>
+<span class="sourceLineNo">198</span> 0, job.getConfiguration().getFloat("hbase.bucketcache.size", -1), 0.01);<a name="line.198"></a>
+<span class="sourceLineNo">199</span> } finally {<a name="line.199"></a>
+<span class="sourceLineNo">200</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.200"></a>
+<span class="sourceLineNo">201</span> UTIL.deleteTable(tableName);<a name="line.201"></a>
+<span class="sourceLineNo">202</span> tearDownCluster();<a name="line.202"></a>
+<span class="sourceLineNo">203</span> }<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> @Override<a name="line.206"></a>
+<span class="sourceLineNo">207</span> public void testRestoreSnapshotDoesNotCreateBackRefLinksInit(TableName tableName,<a name="line.207"></a>
+<span class="sourceLineNo">208</span> String snapshotName, Path tmpTableDir) throws Exception {<a name="line.208"></a>
+<span class="sourceLineNo">209</span> Job job = new Job(UTIL.getConfiguration());<a name="line.209"></a>
+<span class="sourceLineNo">210</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.210"></a>
+<span class="sourceLineNo">211</span> new Scan(), TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.211"></a>
+<span class="sourceLineNo">212</span> NullWritable.class, job, false, tmpTableDir);<a name="line.212"></a>
+<span class="sourceLineNo">213</span> }<a name="line.213"></a>
+<span class="sourceLineNo">214</span><a name="line.214"></a>
+<span class="sourceLineNo">215</span> @Override<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public void testWithMockedMapReduce(HBaseTestingUtility util, String snapshotName,<a name="line.216"></a>
+<span class="sourceLineNo">217</span> int numRegions, int numSplitsPerRegion, int expectedNumSplits, boolean setLocalityEnabledTo)<a name="line.217"></a>
+<span class="sourceLineNo">218</span> throws Exception {<a name="line.218"></a>
+<span class="sourceLineNo">219</span> setupCluster();<a name="line.219"></a>
+<span class="sourceLineNo">220</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.220"></a>
+<span class="sourceLineNo">221</span> try {<a name="line.221"></a>
+<span class="sourceLineNo">222</span> createTableAndSnapshot(<a name="line.222"></a>
+<span class="sourceLineNo">223</span> util, tableName, snapshotName, getStartRow(), getEndRow(), numRegions);<a name="line.223"></a>
+<span class="sourceLineNo">224</span><a name="line.224"></a>
+<span class="sourceLineNo">225</span> Configuration conf = util.getConfiguration();<a name="line.225"></a>
+<span class="sourceLineNo">226</span> conf.setBoolean(SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY, setLocalityEnabledTo);<a name="line.226"></a>
+<span class="sourceLineNo">227</span> Job job = new Job(conf);<a name="line.227"></a>
+<span class="sourceLineNo">228</span> Path tmpTableDir = util.getDataTestDirOnTestFS(snapshotName);<a name="line.228"></a>
+<span class="sourceLineNo">229</span> Scan scan = new Scan(getStartRow(), getEndRow()); // limit the scan<a name="line.229"></a>
+<span class="sourceLineNo">230</span><a name="line.230"></a>
+<span class="sourceLineNo">231</span> if (numSplitsPerRegion > 1) {<a name="line.231"></a>
+<span class="sourceLineNo">232</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.232"></a>
+<span class="sourceLineNo">233</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.233"></a>
+<span class="sourceLineNo">234</span> NullWritable.class, job, false, tmpTableDir, new RegionSplitter.UniformSplit(),<a name="line.234"></a>
+<span class="sourceLineNo">235</span> numSplitsPerRegion);<a name="line.235"></a>
+<span class="sourceLineNo">236</span> } else {<a name="line.236"></a>
+<span class="sourceLineNo">237</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.237"></a>
+<span class="sourceLineNo">238</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.238"></a>
+<span class="sourceLineNo">239</span> NullWritable.class, job, false, tmpTableDir);<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> } finally {<a name="line.242"></a>
-<span class="sourceLineNo">243</span> util.getAdmin().deleteSnapshot(snapshotName);<a name="line.243"></a>
-<span class="sourceLineNo">244</span> util.deleteTable(tableName);<a name="line.244"></a>
-<span class="sourceLineNo">245</span> tearDownCluster();<a name="line.245"></a>
-<span class="sourceLineNo">246</span> }<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>
-<span class="sourceLineNo">249</span> @Test<a name="line.249"></a>
-<span class="sourceLineNo">250</span> public void testNoDuplicateResultsWhenSplitting() throws Exception {<a name="line.250"></a>
-<span class="sourceLineNo">251</span> setupCluster();<a name="line.251"></a>
-<span class="sourceLineNo">252</span> TableName tableName = TableName.valueOf("testNoDuplicateResultsWhenSplitting");<a name="line.252"></a>
-<span class="sourceLineNo">253</span> String snapshotName = "testSnapshotBug";<a name="line.253"></a>
-<span class="sourceLineNo">254</span> try {<a name="line.254"></a>
-<span class="sourceLineNo">255</span> if (UTIL.getAdmin().tableExists(tableName)) {<a name="line.255"></a>
-<span class="sourceLineNo">256</span> UTIL.deleteTable(tableName);<a name="line.256"></a>
-<span class="sourceLineNo">257</span> }<a name="line.257"></a>
+<span class="sourceLineNo">242</span> verifyWithMockedMapReduce(job, numRegions, expectedNumSplits, getStartRow(), getEndRow());<a name="line.242"></a>
+<span class="sourceLineNo">243</span><a name="line.243"></a>
+<span class="sourceLineNo">244</span> } finally {<a name="line.244"></a>
+<span class="sourceLineNo">245</span> util.getAdmin().deleteSnapshot(snapshotName);<a name="line.245"></a>
+<span class="sourceLineNo">246</span> util.deleteTable(tableName);<a name="line.246"></a>
+<span class="sourceLineNo">247</span> tearDownCluster();<a name="line.247"></a>
+<span class="sourceLineNo">248</span> }<a name="line.248"></a>
+<span class="sourceLineNo">249</span> }<a name="line.249"></a>
+<span class="sourceLineNo">250</span><a name="line.250"></a>
+<span class="sourceLineNo">251</span> @Test<a name="line.251"></a>
+<span class="sourceLineNo">252</span> public void testWithMockedMapReduceWithSplitsPerRegion() throws Exception {<a name="line.252"></a>
+<span class="sourceLineNo">253</span> setupCluster();<a name="line.253"></a>
+<span class="sourceLineNo">254</span> String snapshotName = "testWithMockedMapReduceMultiRegion";<a name="line.254"></a>
+<span class="sourceLineNo">255</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.255"></a>
+<span class="sourceLineNo">256</span> try {<a name="line.256"></a>
+<span class="sourceLineNo">257</span> createTableAndSnapshot(UTIL, tableName, snapshotName, getStartRow(), getEndRow(), 10);<a name="line.257"></a>
<span class="sourceLineNo">258</span><a name="line.258"></a>
-<span class="sourceLineNo">259</span> UTIL.createTable(tableName, FAMILIES);<a name="line.259"></a>
-<span class="sourceLineNo">260</span> Admin admin = UTIL.getAdmin();<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // put some stuff in the table<a name="line.262"></a>
-<span class="sourceLineNo">263</span> Table table = UTIL.getConnection().getTable(tableName);<a name="line.263"></a>
-<span class="sourceLineNo">264</span> UTIL.loadTable(table, FAMILIES);<a name="line.264"></a>
+<span class="sourceLineNo">259</span> Configuration conf = UTIL.getConfiguration();<a name="line.259"></a>
+<span class="sourceLineNo">260</span> conf.setBoolean(SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY, false);<a name="line.260"></a>
+<span class="sourceLineNo">261</span> Job job = new Job(conf);<a name="line.261"></a>
+<span class="sourceLineNo">262</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.262"></a>
+<span class="sourceLineNo">263</span> // test scan with startRow and stopRow<a name="line.263"></a>
+<span class="sourceLineNo">264</span> Scan scan = new Scan(bbc, yya);<a name="line.264"></a>
<span class="sourceLineNo">265</span><a name="line.265"></a>
-<span class="sourceLineNo">266</span> // split to 2 regions<a name="line.266"></a>
-<span class="sourceLineNo">267</span> admin.split(tableName, Bytes.toBytes("eee"));<a name="line.267"></a>
-<span class="sourceLineNo">268</span> TestTableSnapshotScanner.blockUntilSplitFinished(UTIL, tableName, 2);<a name="line.268"></a>
+<span class="sourceLineNo">266</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName, scan,<a name="line.266"></a>
+<span class="sourceLineNo">267</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, job, false,<a name="line.267"></a>
+<span class="sourceLineNo">268</span> tmpTableDir, new RegionSplitter.UniformSplit(), 5);<a name="line.268"></a>
<span class="sourceLineNo">269</span><a name="line.269"></a>
-<span class="sourceLineNo">270</span> Path rootDir = FSUtils.getRootDir(UTIL.getConfiguration());<a name="line.270"></a>
-<span class="sourceLineNo">271</span> FileSystem fs = rootDir.getFileSystem(UTIL.getConfiguration());<a name="line.271"></a>
-<span class="sourceLineNo">272</span><a name="line.272"></a>
-<span class="sourceLineNo">273</span> SnapshotTestingUtils.createSnapshotAndValidate(admin, tableName, Arrays.asList(FAMILIES),<a name="line.273"></a>
-<span class="sourceLineNo">274</span> null, snapshotName, rootDir, fs, true);<a name="line.274"></a>
-<span class="sourceLineNo">275</span><a name="line.275"></a>
-<span class="sourceLineNo">276</span> // load different values<a name="line.276"></a>
-<span class="sourceLineNo">277</span> byte[] value = Bytes.toBytes("after_snapshot_value");<a name="line.277"></a>
-<span class="sourceLineNo">278</span> UTIL.loadTable(table, FAMILIES, value);<a name="line.278"></a>
-<span class="sourceLineNo">279</span><a name="line.279"></a>
-<span class="sourceLineNo">280</span> // cause flush to create new files in the region<a name="line.280"></a>
-<span class="sourceLineNo">281</span> admin.flush(tableName);<a name="line.281"></a>
-<span class="sourceLineNo">282</span> table.close();<a name="line.282"></a>
-<span class="sourceLineNo">283</span><a name="line.283"></a>
-<span class="sourceLineNo">284</span> Job job = new Job(UTIL.getConfiguration());<a name="line.284"></a>
-<span class="sourceLineNo">285</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.285"></a>
-<span class="sourceLineNo">286</span> // limit the scan<a name="line.286"></a>
-<span class="sourceLineNo">287</span> Scan scan = new Scan().withStartRow(getStartRow()).withStopRow(getEndRow());<a name="line.287"></a>
-<span class="sourceLineNo">288</span><a name="line.288"></a>
-<span class="sourceLineNo">289</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName, scan,<a name="line.289"></a>
-<span class="sourceLineNo">290</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, job, false,<a name="line.290"></a>
-<span class="sourceLineNo">291</span> tmpTableDir);<a name="line.291"></a>
+<span class="sourceLineNo">270</span> verifyWithMockedMapReduce(job, 10, 40, bbc, yya);<a name="line.270"></a>
+<span class="sourceLineNo">271</span> } finally {<a name="line.271"></a>
+<span class="sourceLineNo">272</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.272"></a>
+<span class="sourceLineNo">273</span> UTIL.deleteTable(tableName);<a name="line.273"></a>
+<span class="sourceLineNo">274</span> tearDownCluster();<a name="line.274"></a>
+<span class="sourceLineNo">275</span> }<a name="line.275"></a>
+<span class="sourceLineNo">276</span> }<a name="line.276"></a>
+<span class="sourceLineNo">277</span><a name="line.277"></a>
+<span class="sourceLineNo">278</span> @Test<a name="line.278"></a>
+<span class="sourceLineNo">279</span> public void testWithMockedMapReduceWithNoStartRowStopRow() throws Exception {<a name="line.279"></a>
+<span class="sourceLineNo">280</span> setupCluster();<a name="line.280"></a>
+<span class="sourceLineNo">281</span> String snapshotName = "testWithMockedMapReduceMultiRegion";<a name="line.281"></a>
+<span class="sourceLineNo">282</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.282"></a>
+<span class="sourceLineNo">283</span> try {<a name="line.283"></a>
+<span class="sourceLineNo">284</span> createTableAndSnapshot(UTIL, tableName, snapshotName, getStartRow(), getEndRow(), 10);<a name="line.284"></a>
+<span class="sourceLineNo">285</span><a name="line.285"></a>
+<span class="sourceLineNo">286</span> Configuration conf = UTIL.getConfiguration();<a name="line.286"></a>
+<span class="sourceLineNo">287</span> conf.setBoolean(SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY, false);<a name="line.287"></a>
+<span class="sourceLineNo">288</span> Job job = new Job(conf);<a name="line.288"></a>
+<span class="sourceLineNo">289</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.289"></a>
+<span class="sourceLineNo">290</span> // test scan without startRow and stopRow<a name="line.290"></a>
+<span class="sourceLineNo">291</span> Scan scan2 = new Scan();<a name="line.291"></a>
<span class="sourceLineNo">292</span><a name="line.292"></a>
-<span class="sourceLineNo">293</span> verifyWithMockedMapReduce(job, 2, 2, getStartRow(), getEndRow());<a name="line.293"></a>
-<span class="sourceLineNo">294</span> } finally {<a name="line.294"></a>
-<span class="sourceLineNo">295</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.295"></a>
-<span class="sourceLineNo">296</span> UTIL.deleteTable(tableName);<a name="line.296"></a>
-<span class="sourceLineNo">297</span> tearDownCluster();<a name="line.297"></a>
-<span class="sourceLineNo">298</span> }<a name="line.298"></a>
-<span class="sourceLineNo">299</span> }<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> private void verifyWithMockedMapReduce(Job job, int numRegions, int expectedNumSplits,<a name="line.301"></a>
-<span class="sourceLineNo">302</span> byte[] startRow, byte[] stopRow)<a name="line.302"></a>
-<span class="sourceLineNo">303</span> throws IOException, InterruptedException {<a name="line.303"></a>
-<span class="sourceLineNo">304</span> TableSnapshotInputFormat tsif = new TableSnapshotInputFormat();<a name="line.304"></a>
-<span class="sourceLineNo">305</span> List<InputSplit> splits = tsif.getSplits(job);<a name="line.305"></a>
+<span class="sourceLineNo">293</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName, scan2,<a name="line.293"></a>
+<span class="sourceLineNo">294</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, job, false,<a name="line.294"></a>
+<span class="sourceLineNo">295</span> tmpTableDir, new RegionSplitter.UniformSplit(), 5);<a name="line.295"></a>
+<span class="sourceLineNo">296</span><a name="line.296"></a>
+<span class="sourceLineNo">297</span> verifyWithMockedMapReduce(job, 10, 50, HConstants.EMPTY_START_ROW,<a name="line.297"></a>
+<span class="sourceLineNo">298</span> HConstants.EMPTY_START_ROW);<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> } finally {<a name="line.300"></a>
+<span class="sourceLineNo">301</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.301"></a>
+<span class="sourceLineNo">302</span> UTIL.deleteTable(tableName);<a name="line.302"></a>
+<span class="sourceLineNo">303</span> tearDownCluster();<a name="line.303"></a>
+<span class="sourceLineNo">304</span> }<a name="line.304"></a>
+<span class="sourceLineNo">305</span> }<a name="line.305"></a>
<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span> Assert.assertEquals(expectedNumSplits, splits.size());<a name="line.307"></a>
-<span class="sourceLineNo">308</span><a name="line.308"></a>
-<span class="sourceLineNo">309</span> HBaseTestingUtility.SeenRowTracker rowTracker =<a name="line.309"></a>
-<span class="sourceLineNo">310</span> new HBaseTestingUtility.SeenRowTracker(startRow, stopRow);<a name="line.310"></a>
-<span class="sourceLineNo">311</span><a name="line.311"></a>
-<span class="sourceLineNo">312</span> boolean localityEnabled =<a name="line.312"></a>
-<span class="sourceLineNo">313</span> job.getConfiguration().getBoolean(SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY,<a name="line.313"></a>
-<span class="sourceLineNo">314</span> SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_DEFAULT);<a name="line.314"></a>
-<span class="sourceLineNo">315</span><a name="line.315"></a>
-<span class="sourceLineNo">316</span> for (int i = 0; i < splits.size(); i++) {<a name="line.316"></a>
-<span class="sourceLineNo">317</span> // validate input split<a name="line.317"></a>
-<span class="sourceLineNo">318</span> InputSplit split = splits.get(i);<a name="line.318"></a>
-<span class="sourceLineNo">319</span> Assert.assertTrue(split instanceof TableSnapshotRegionSplit);<a name="line.319"></a>
-<span class="sourceLineNo">320</span> if (localityEnabled) {<a name="line.320"></a>
-<span class="sourceLineNo">321</span> Assert.assertTrue(split.getLocations() != null && split.getLocations().length != 0);<a name="line.321"></a>
-<span class="sourceLineNo">322</span> } else {<a name="line.322"></a>
-<span class="sourceLineNo">323</span> Assert.assertTrue(split.getLocations() != null && split.getLocations().length == 0);<a name="line.323"></a>
-<span class="sourceLineNo">324</span> }<a name="line.324"></a>
-<span class="sourceLineNo">325</span><a name="line.325"></a>
-<span class="sourceLineNo">326</span> // validate record reader<a name="line.326"></a>
-<span class="sourceLineNo">327</span> TaskAttemptContext taskAttemptContext = mock(TaskAttemptContext.class);<a name="line.327"></a>
-<span class="sourceLineNo">328</span> when(taskAttemptContext.getConfiguration()).thenReturn(job.getConfiguration());<a name="line.328"></a>
-<span class="sourceLineNo">329</span> RecordReader<ImmutableBytesWritable, Result> rr =<a name="line.329"></a>
-<span class="sourceLineNo">330</span> tsif.createRecordReader(split, taskAttemptContext);<a name="line.330"></a>
-<span class="sourceLineNo">331</span> rr.initialize(split, taskAttemptContext);<a name="line.331"></a>
-<span class="sourceLineNo">332</span><a name="line.332"></a>
-<span class="sourceLineNo">333</span> // validate we can read all the data back<a name="line.333"></a>
-<span class="sourceLineNo">334</span> while (rr.nextKeyValue()) {<a name="line.334"></a>
-<span class="sourceLineNo">335</span> byte[] row = rr.getCurrentKey().get();<a name="line.335"></a>
-<span class="sourceLineNo">336</span> verifyRowFromMap(rr.getCurrentKey(), rr.getCurrentValue());<a name="line.336"></a>
-<span class="sourceLineNo">337</span> rowTracker.addRow(row);<a name="line.337"></a>
-<span class="sourceLineNo">338</span> }<a name="line.338"></a>
-<span class="sourceLineNo">339</span><a name="line.339"></a>
-<span class="sourceLineNo">340</span> rr.close();<a name="line.340"></a>
-<span class="sourceLineNo">341</span> }<a name="line.341"></a>
-<span class="sourceLineNo">342</span><a name="line.342"></a>
-<span class="sourceLineNo">343</span> // validate all rows are seen<a name="line.343"></a>
-<span class="sourceLineNo">344</span> rowTracker.validate();<a name="line.344"></a>
-<span class="sourceLineNo">345</span> }<a name="line.345"></a>
+<span class="sourceLineNo">307</span> @Test<a name="line.307"></a>
+<span class="sourceLineNo">308</span> public void testNoDuplicateResultsWhenSplitting() throws Exception {<a name="line.308"></a>
+<span class="sourceLineNo">309</span> setupCluster();<a name="line.309"></a>
+<span class="sourceLineNo">310</span> TableName tableName = TableName.valueOf("testNoDuplicateResultsWhenSplitting");<a name="line.310"></a>
+<span class="sourceLineNo">311</span> String snapshotName = "testSnapshotBug";<a name="line.311"></a>
+<span class="sourceLineNo">312</span> try {<a name="line.312"></a>
+<span class="sourceLineNo">313</span> if (UTIL.getAdmin().tableExists(tableName)) {<a name="line.313"></a>
+<span class="sourceLineNo">314</span> UTIL.deleteTable(tableName);<a name="line.314"></a>
+<span class="sourceLineNo">315</span> }<a name="line.315"></a>
+<span class="sourceLineNo">316</span><a name="line.316"></a>
+<span class="sourceLineNo">317</span> UTIL.createTable(tableName, FAMILIES);<a name="line.317"></a>
+<span class="sourceLineNo">318</span> Admin admin = UTIL.getAdmin();<a name="line.318"></a>
+<span class="sourceLineNo">319</span><a name="line.319"></a>
+<span class="sourceLineNo">320</span> // put some stuff in the table<a name="line.320"></a>
+<span class="sourceLineNo">321</span> Table table = UTIL.getConnection().getTable(tableName);<a name="line.321"></a>
+<span class="sourceLineNo">322</span> UTIL.loadTable(table, FAMILIES);<a name="line.322"></a>
+<span class="sourceLineNo">323</span><a name="line.323"></a>
+<span class="sourceLineNo">324</span> // split to 2 regions<a name="line.324"></a>
+<span class="sourceLineNo">325</span> admin.split(tableName, Bytes.toBytes("eee"));<a name="line.325"></a>
+<span class="sourceLineNo">326</span> TestTableSnapshotScanner.blockUntilSplitFinished(UTIL, tableName, 2);<a name="line.326"></a>
+<span class="sourceLineNo">327</span><a name="line.327"></a>
+<span class="sourceLineNo">328</span> Path rootDir = FSUtils.getRootDir(UTIL.getConfiguration());<a name="line.328"></a>
+<span class="sourceLineNo">329</span> FileSystem fs = rootDir.getFileSystem(UTIL.getConfiguration());<a name="line.329"></a>
+<span class="sourceLineNo">330</span><a name="line.330"></a>
+<span class="sourceLineNo">331</span> SnapshotTestingUtils.createSnapshotAndValidate(admin, tableName, Arrays.asList(FAMILIES),<a name="line.331"></a>
+<span class="sourceLineNo">332</span> null, snapshotName, rootDir, fs, true);<a name="line.332"></a>
+<span class="sourceLineNo">333</span><a name="line.333"></a>
+<span class="sourceLineNo">334</span> // load different values<a name="line.334"></a>
+<span class="sourceLineNo">335</span> byte[] value = Bytes.toBytes("after_snapshot_value");<a name="line.335"></a>
+<span class="sourceLineNo">336</span> UTIL.loadTable(table, FAMILIES, value);<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> // cause flush to create new files in the region<a name="line.338"></a>
+<span class="sourceLineNo">339</span> admin.flush(tableName);<a name="line.339"></a>
+<span class="sourceLineNo">340</span> table.close();<a name="line.340"></a>
+<span class="sourceLineNo">341</span><a name="line.341"></a>
+<span class="sourceLineNo">342</span> Job job = new Job(UTIL.getConfiguration());<a name="line.342"></a>
+<span class="sourceLineNo">343</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.343"></a>
+<span class="sourceLineNo">344</span> // limit the scan<a name="line.344"></a>
+<span class="sourceLineNo">345</span> Scan scan = new Scan().withStartRow(getStartRow()).withStopRow(getEndRow());<a name="line.345"></a>
<span class="sourceLineNo">346</span><a name="line.346"></a>
-<span class="sourceLineNo">347</span> @Override<a name="line.347"></a>
-<span class="sourceLineNo">348</span> protected void testWithMapReduceImpl(HBaseTestingUtility util, TableName tableName,<a name="line.348"></a>
-<span class="sourceLineNo">349</span> String snapshotName, Path tableDir, int numRegions, int numSplitsPerRegion,<a name="line.349"></a>
-<span class="sourceLineNo">350</span> int expectedNumSplits, boolean shutdownCluster) throws Exception {<a name="line.350"></a>
-<span class="sourceLineNo">351</span> doTestWithMapReduce(util, tableName, snapshotName, getStartRow(), getEndRow(), tableDir,<a name="line.351"></a>
-<span class="sourceLineNo">352</span> numRegions, numSplitsPerRegion, expectedNumSplits, shutdownCluster);<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> // this is also called by the IntegrationTestTableSnapshotInputFormat<a name="line.355"></a>
-<span class="sourceLineNo">356</span> public static void doTestWithMapReduce(HBaseTestingUtility util, TableName tableName,<a name="line.356"></a>
-<span class="sourceLineNo">357</span> String snapshotName, byte[] startRow, byte[] endRow, Path tableDir, int numRegions,<a name="line.357"></a>
-<span class="sourceLineNo">358</span> int numSplitsPerRegion, int expectedNumSplits, boolean shutdownCluster) throws Exception {<a name="line.358"></a>
-<span class="sourceLineNo">359</span><a name="line.359"></a>
-<span class="sourceLineNo">360</span> LOG.info("testing with MapReduce");<a name="line.360"></a>
-<span class="sourceLineNo">361</span><a name="line.361"></a>
-<span class="sourceLineNo">362</span> LOG.info("create the table and snapshot");<a name="line.362"></a>
-<span class="sourceLineNo">363</span> createTableAndSnapshot(util, tableName, snapshotName, startRow, endRow, numRegions);<a name="line.363"></a>
+<span class="sourceLineNo">347</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName, scan,<a name="line.347"></a>
+<span class="sourceLineNo">348</span> TestTableSnapshotMapper.class, ImmutableBytesWritable.class, NullWritable.class, job, false,<a name="line.348"></a>
+<span class="sourceLineNo">349</span> tmpTableDir);<a name="line.349"></a>
+<span class="sourceLineNo">350</span><a name="line.350"></a>
+<span class="sourceLineNo">351</span> verifyWithMockedMapReduce(job, 2, 2, getStartRow(), getEndRow());<a name="line.351"></a>
+<span class="sourceLineNo">352</span> } finally {<a name="line.352"></a>
+<span class="sourceLineNo">353</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.353"></a>
+<span class="sourceLineNo">354</span> UTIL.deleteTable(tableName);<a name="line.354"></a>
+<span class="sourceLineNo">355</span> tearDownCluster();<a name="line.355"></a>
+<span class="sourceLineNo">356</span> }<a name="line.356"></a>
+<span class="sourceLineNo">357</span> }<a name="line.357"></a>
+<span class="sourceLineNo">358</span><a name="line.358"></a>
+<span class="sourceLineNo">359</span> private void verifyWithMockedMapReduce(Job job, int numRegions, int expectedNumSplits,<a name="line.359"></a>
+<span class="sourceLineNo">360</span> byte[] startRow, byte[] stopRow)<a name="line.360"></a>
+<span class="sourceLineNo">361</span> throws IOException, InterruptedException {<a name="line.361"></a>
+<span class="sourceLineNo">362</span> TableSnapshotInputFormat tsif = new TableSnapshotInputFormat();<a name="line.362"></a>
+<span class="sourceLineNo">363</span> List<InputSplit> splits = tsif.getSplits(job);<a name="line.363"></a>
<span class="sourceLineNo">364</span><a name="line.364"></a>
-<span class="sourceLineNo">365</span> if (shutdownCluster) {<a name="line.365"></a>
-<span class="sourceLineNo">366</span> LOG.info("shutting down hbase cluster.");<a name="line.366"></a>
-<span class="sourceLineNo">367</span> util.shutdownMiniHBaseCluster();<a name="line.367"></a>
-<span class="sourceLineNo">368</span> }<a name="line.368"></a>
+<span class="sourceLineNo">365</span> Assert.assertEquals(expectedNumSplits, splits.size());<a name="line.365"></a>
+<span class="sourceLineNo">366</span><a name="line.366"></a>
+<span class="sourceLineNo">367</span> HBaseTestingUtility.SeenRowTracker rowTracker = new HBaseTestingUtility.SeenRowTracker(startRow,<a name="line.367"></a>
+<span class="sourceLineNo">368</span> stopRow.length > 0 ? stopRow : Bytes.toBytes("\uffff"));<a name="line.368"></a>
<span class="sourceLineNo">369</span><a name="line.369"></a>
-<span class="sourceLineNo">370</span> try {<a name="line.370"></a>
-<span class="sourceLineNo">371</span> // create the job<a name="line.371"></a>
-<span class="sourceLineNo">372</span> Job job = new Job(util.getConfiguration());<a name="line.372"></a>
-<span class="sourceLineNo">373</span> Scan scan = new Scan(startRow, endRow); // limit the scan<a name="line.373"></a>
-<span class="sourceLineNo">374</span><a name="line.374"></a>
-<span class="sourceLineNo">375</span> job.setJarByClass(util.getClass());<a name="line.375"></a>
-<span class="sourceLineNo">376</span> TableMapReduceUtil.addDependencyJarsForClasses(job.getConfiguration(),<a name="line.376"></a>
-<span class="sourceLineNo">377</span> TestTableSnapshotInputFormat.class);<a name="line.377"></a>
-<span class="sourceLineNo">378</span><a name="line.378"></a>
-<span class="sourceLineNo">379</span> if (numSplitsPerRegion > 1) {<a name="line.379"></a>
-<span class="sourceLineNo">380</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.380"></a>
-<span class="sourceLineNo">381</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.381"></a>
-<span class="sourceLineNo">382</span> NullWritable.class, job, true, tableDir, new RegionSplitter.UniformSplit(),<a name="line.382"></a>
-<span class="sourceLineNo">383</span> numSplitsPerRegion);<a name="line.383"></a>
-<span class="sourceLineNo">384</span> } else {<a name="line.384"></a>
-<span class="sourceLineNo">385</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.385"></a>
-<span class="sourceLineNo">386</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.386"></a>
-<span class="sourceLineNo">387</span> NullWritable.class, job, true, tableDir);<a name="line.387"></a>
-<span class="sourceLineNo">388</span> }<a name="line.388"></a>
-<span class="sourceLineNo">389</span><a name="line.389"></a>
-<span class="sourceLineNo">390</span> job.setReducerClass(TestTableSnapshotInputFormat.TestTableSnapshotReducer.class);<a name="line.390"></a>
-<span class="sourceLineNo">391</span> job.setNumReduceTasks(1);<a name="line.391"></a>
-<span class="sourceLineNo">392</span> job.setOutputFormatClass(NullOutputFormat.class);<a name="line.392"></a>
-<span class="sourceLineNo">393</span><a name="line.393"></a>
-<span class="sourceLineNo">394</span> Assert.assertTrue(job.waitForCompletion(true));<a name="line.394"></a>
-<span class="sourceLineNo">395</span> } finally {<a name="line.395"></a>
-<span class="sourceLineNo">396</span> if (!shutdownCluster) {<a name="line.396"></a>
-<span class="sourceLineNo">397</span> util.getAdmin().deleteSnapshot(snapshotName);<a name="line.397"></a>
-<span class="sourceLineNo">398</span> util.deleteTable(tableName);<a name="line.398"></a>
-<span class="sourceLineNo">399</span> }<a name="line.399"></a>
-<span class="sourceLineNo">400</span> }<a name="line.400"></a>
-<span class="sourceLineNo">401</span> }<a name="line.401"></a>
-<span class="sourceLineNo">402</span>}<a name="line.402"></a>
+<span class="sourceLineNo">370</span> boolean localityEnabled =<a name="line.370"></a>
+<span class="sourceLineNo">371</span> job.getConfiguration().getBoolean(SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY,<a name="line.371"></a>
+<span class="sourceLineNo">372</span> SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_DEFAULT);<a name="line.372"></a>
+<span class="sourceLineNo">373</span><a name="line.373"></a>
+<span class="sourceLineNo">374</span> for (int i = 0; i < splits.size(); i++) {<a name="line.374"></a>
+<span class="sourceLineNo">375</span> // validate input split<a name="line.375"></a>
+<span class="sourceLineNo">376</span> InputSplit split = splits.get(i);<a name="line.376"></a>
+<span class="sourceLineNo">377</span> Assert.assertTrue(split instanceof TableSnapshotRegionSplit);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> TableSnapshotRegionSplit snapshotRegionSplit = (TableSnapshotRegionSplit) split;<a name="line.378"></a>
+<span class="sourceLineNo">379</span> if (localityEnabled) {<a name="line.379"></a>
+<span class="sourceLineNo">380</span> Assert.assertTrue(split.getLocations() != null && split.getLocations().length != 0);<a name="line.380"></a>
+<span class="sourceLineNo">381</span> } else {<a name="line.381"></a>
+<span class="sourceLineNo">382</span> Assert.assertTrue(split.getLocations() != null && split.getLocations().length == 0);<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> Scan scan =<a name="line.385"></a>
+<span class="sourceLineNo">386</span> TableMapReduceUtil.convertStringToScan(snapshotRegionSplit.getDelegate().getScan());<a name="line.386"></a>
+<span class="sourceLineNo">387</span> if (startRow.length > 0) {<a name="line.387"></a>
+<span class="sourceLineNo">388</span> Assert.assertTrue(<a name="line.388"></a>
+<span class="sourceLineNo">389</span> Bytes.toStringBinary(startRow) + " should <= " + Bytes.toStringBinary(scan.getStartRow()),<a name="line.389"></a>
+<span class="sourceLineNo">390</span> Bytes.compareTo(startRow, scan.getStartRow()) <= 0);<a name="line.390"></a>
+<span class="sourceLineNo">391</span> }<a name="line.391"></a>
+<span class="sourceLineNo">392</span> if (stopRow.length > 0) {<a name="line.392"></a>
+<span class="sourceLineNo">393</span> Assert.assertTrue(<a name="line.393"></a>
+<span class="sourceLineNo">394</span> Bytes.toStringBinary(stopRow) + " should >= " + Bytes.toStringBinary(scan.getStopRow()),<a name="line.394"></a>
+<span class="sourceLineNo">395</span> Bytes.compareTo(stopRow, scan.getStopRow()) >= 0);<a name="line.395"></a>
+<span class="sourceLineNo">396</span> }<a name="line.396"></a>
+<span class="sourceLineNo">397</span> Assert.assertTrue("startRow should < stopRow",<a name="line.397"></a>
+<span class="sourceLineNo">398</span> Bytes.compareTo(scan.getStartRow(), scan.getStopRow()) < 0);<a name="line.398"></a>
+<span class="sourceLineNo">399</span><a name="line.399"></a>
+<span class="sourceLineNo">400</span> // validate record reader<a name="line.400"></a>
+<span class="sourceLineNo">401</span> TaskAttemptContext taskAttemptContext = mock(TaskAttemptContext.class);<a name="line.401"></a>
+<span class="sourceLineNo">402</span> when(taskAttemptContext.getConfiguration()).thenReturn(job.getConfiguration());<a name="line.402"></a>
+<span class="sourceLineNo">403</span> RecordReader<ImmutableBytesWritable, Result> rr =<a name="line.403"></a>
+<span class="sourceLineNo">404</span> tsif.createRecordReader(split, taskAttemptContext);<a name="line.404"></a>
+<span class="sourceLineNo">405</span> rr.initialize(split, taskAttemptContext);<a name="line.405"></a>
+<span class="sourceLineNo">406</span><a name="line.406"></a>
+<span class="sourceLineNo">407</span> // validate we can read all the data back<a name="line.407"></a>
+<span class="sourceLineNo">408</span> while (rr.nextKeyValue()) {<a name="line.408"></a>
+<span class="sourceLineNo">409</span> byte[] row = rr.getCurrentKey().get();<a name="line.409"></a>
+<span class="sourceLineNo">410</span> verifyRowFromMap(rr.getCurrentKey(), rr.getCurrentValue());<a name="line.410"></a>
+<span class="sourceLineNo">411</span> rowTracker.addRow(row);<a name="line.411"></a>
+<span class="sourceLineNo">412</span> }<a name="line.412"></a>
+<span class="sourceLineNo">413</span><a name="line.413"></a>
+<span class="sourceLineNo">414</span> rr.close();<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> // validate all rows are seen<a name="line.417"></a>
+<span class="sourceLineNo">418</span> rowTracker.validate();<a name="line.418"></a>
+<span class="sourceLineNo">419</span> }<a name="line.419"></a>
+<span class="sourceLineNo">420</span><a name="line.420"></a>
+<span class="sourceLineNo">421</span> @Override<a name="line.421"></a>
+<span class="sourceLineNo">422</span> protected void testWithMapReduceImpl(HBaseTestingUtility util, TableName tableName,<a name="line.422"></a>
+<span class="sourceLineNo">423</span> String snapshotName, Path tableDir, int numRegions, int numSplitsPerRegion,<a name="line.423"></a>
+<span class="sourceLineNo">424</span> int expectedNumSplits, boolean shutdownCluster) throws Exception {<a name="line.424"></a>
+<span class="sourceLineNo">425</span> doTestWithMapReduce(util, tableName, snapshotName, getStartRow(), getEndRow(), tableDir,<a name="line.425"></a>
+<span class="sourceLineNo">426</span> numRegions, numSplitsPerRegion, expectedNumSplits, shutdownCluster);<a name="line.426"></a>
+<span class="sourceLineNo">427</span> }<a name="line.427"></a>
+<span class="sourceLineNo">428</span><a name="line.428"></a>
+<span class="sourceLineNo">429</span> // this is also called by the IntegrationTestTableSnapshotInputFormat<a name="line.429"></a>
+<span class="sourceLineNo">430</span> public static void doTestWithMapReduce(HBaseTestingUtility util, TableName tableName,<a name="line.430"></a>
+<span class="sourceLineNo">431</span> String snapshotName, byte[] startRow, byte[] endRow, Path tableDir, int numRegions,<a name="line.431"></a>
+<span class="sourceLineNo">432</span> int numSplitsPerRegion, int expectedNumSplits, boolean shutdownCluster) throws Exception {<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> LOG.info("testing with MapReduce");<a name="line.434"></a>
+<span class="sourceLineNo">435</span><a name="line.435"></a>
+<span class="sourceLineNo">436</span> LOG.info("create the table and snapshot");<a name="line.436"></a>
+<span class="sourceLineNo">437</span> createTableAndSnapshot(util, tableName, snapshotName, startRow, endRow, numRegions);<a name="line.437"></a>
+<span class="sourceLineNo">438</span><a name="line.438"></a>
+<span class="sourceLineNo">439</span> if (shutdownCluster) {<a name="line.439"></a>
+<span class="sourceLineNo">440</span> LOG.info("shutting down hbase cluster.");<a name="line.440"></a>
+<span class="sourceLineNo">441</span> util.shutdownMiniHBaseCluster();<a name="line.441"></a>
+<span class="sourceLineNo">442</span> }<a name="line.442"></a>
+<span class="sourceLineNo">443</span><a name="line.443"></a>
+<span class="sourceLineNo">444</span> try {<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // create the job<a name="line.445"></a>
+<span class="sourceLineNo">446</span> Job job = new Job(util.getConfiguration());<a name="line.446"></a>
+<span class="sourceLineNo">447</span> Scan scan = new Scan(startRow, endRow); // limit the scan<a name="line.447"></a>
+<span class="sourceLineNo">448</span><a name="line.448"></a>
+<span class="sourceLineNo">449</span> job.setJarByClass(util.getClass());<a name="line.449"></a>
+<span class="sourceLineNo">450</span> TableMapReduceUtil.addDependencyJarsForClasses(job.getConfiguration(),<a name="line.450"></a>
+<span class="sourceLineNo">451</span> TestTableSnapshotInputFormat.class);<a name="line.451"></a>
+<span class="sourceLineNo">452</span><a name="line.452"></a>
+<span class="sourceLineNo">453</span> if (numSplitsPerRegion > 1) {<a name="line.453"></a>
+<span class="sourceLineNo">454</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.454"></a>
+<span class="sourceLineNo">455</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.455"></a>
+<span class="sourceLineNo">456</span> NullWritable.class, job, true, tableDir, new RegionSplitter.UniformSplit(),<a name="line.456"></a>
+<span class="sourceLineNo">457</span> numSplitsPerRegion);<a name="line.457"></a>
+<span class="sourceLineNo">458</span> } else {<a name="line.458"></a>
+<span class="sourceLineNo">459</span> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,<a name="line.459"></a>
+<span class="sourceLineNo">460</span> scan, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> NullWritable.class, job, true, tableDir);<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> job.setReducerClass(TestTableSnapshotInputFormat.TestTableSnapshotReducer.class);<a name="line.464"></a>
+<span class="sourceLineNo">465</span> job.setNumReduceTasks(1);<a name="line.465"></a>
+<span class="sourceLineNo">466</span> job.setOutputFormatClass(NullOutputFormat.class);<a name="line.466"></a>
+<span class="sourceLineNo">467</span><a name="line.467"></a>
+<span class="sourceLineNo">468</span> Assert.assertTrue(job.waitForCompletion(true));<a name="line.468"></a>
+<span class="sourceLineNo">469</span> } finally {<a name="line.469"></a>
+<span class="sourceLineNo">470</span> if (!shutdownCluster) {<a name="line.470"></a>
+<span class="sourceLineNo">471</span> util.getAdmin().deleteSnapshot(snapshotName);<a name="line.471"></a>
+<span class="sourceLineNo">472</span> util.deleteTable(tableName);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> }<a name="line.473"></a>
+<span class="sourceLineNo">474</span> }<a name="line.474"></a>
+<span class="sourceLineNo">475</span> }<a name="line.475"></a>
+<span class="sourceLineNo">476</span>}<a name="line.476"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/eab0a960/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestGetReplicationLoad.MyMaster.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestGetReplicationLoad.MyMaster.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestGetReplicationLoad.MyMaster.html
new file mode 100644
index 0000000..60b1387
--- /dev/null
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/master/TestGetReplicationLoad.MyMaster.html
@@ -0,0 +1,191 @@
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<html lang="en">
+<head>
+<title>Source code</title>
+<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style">
+</head>
+<body>
+<div class="sourceContainer">
+<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more contributor license<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * agreements. See the NOTICE file distributed with this work for additional information regarding<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * "License"); you may not use this file except in compliance with the License. You may obtain a<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * law or agreed to in writing, software distributed under the License is distributed on an "AS IS"<a name="line.7"></a>
+<span class="sourceLineNo">008</span> * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License<a name="line.8"></a>
+<span class="sourceLineNo">009</span> * for the specific language governing permissions and limitations under the License.<a name="line.9"></a>
+<span class="sourceLineNo">010</span> */<a name="line.10"></a>
+<span class="sourceLineNo">011</span>package org.apache.hadoop.hbase.master;<a name="line.11"></a>
+<span class="sourceLineNo">012</span><a name="line.12"></a>
+<span class="sourceLineNo">013</span>import static org.junit.Assert.assertEquals;<a name="line.13"></a>
+<span class="sourceLineNo">014</span><a name="line.14"></a>
+<span class="sourceLineNo">015</span>import java.io.IOException;<a name="line.15"></a>
+<span class="sourceLineNo">016</span>import java.util.HashMap;<a name="line.16"></a>
+<span class="sourceLineNo">017</span>import java.util.List;<a name="line.17"></a>
+<span class="sourceLineNo">018</span><a name="line.18"></a>
+<span class="sourceLineNo">019</span>import org.apache.hadoop.conf.Configuration;<a name="line.19"></a>
+<span class="sourceLineNo">020</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import org.apache.hadoop.hbase.MiniHBaseCluster;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import org.apache.hadoop.hbase.ServerName;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import org.apache.hadoop.hbase.replication.ReplicationLoadSource;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.replication.ReplicationPeerConfig;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.zookeeper.KeeperException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.junit.AfterClass;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.junit.BeforeClass;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.junit.ClassRule;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.junit.Test;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.junit.experimental.categories.Category;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.slf4j.Logger;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.slf4j.LoggerFactory;<a name="line.36"></a>
+<span class="sourceLineNo">037</span><a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos;<a name="line.40"></a>
+<span class="sourceLineNo">041</span><a name="line.41"></a>
+<span class="sourceLineNo">042</span>@Category({ MasterTests.class, MediumTests.class })<a name="line.42"></a>
+<span class="sourceLineNo">043</span>public class TestGetReplicationLoad {<a name="line.43"></a>
+<span class="sourceLineNo">044</span> @ClassRule<a name="line.44"></a>
+<span class="sourceLineNo">045</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.45"></a>
+<span class="sourceLineNo">046</span> HBaseClassTestRule.forClass(TestGetReplicationLoad.class);<a name="line.46"></a>
+<span class="sourceLineNo">047</span><a name="line.47"></a>
+<span class="sourceLineNo">048</span> private static final Logger LOG = LoggerFactory.getLogger(TestGetReplicationLoad.class);<a name="line.48"></a>
+<span class="sourceLineNo">049</span><a name="line.49"></a>
+<span class="sourceLineNo">050</span> private static MiniHBaseCluster cluster;<a name="line.50"></a>
+<span class="sourceLineNo">051</span> private static HMaster master;<a name="line.51"></a>
+<span class="sourceLineNo">052</span> private static HBaseTestingUtility TEST_UTIL;<a name="line.52"></a>
+<span class="sourceLineNo">053</span><a name="line.53"></a>
+<span class="sourceLineNo">054</span> public static class MyMaster extends HMaster {<a name="line.54"></a>
+<span class="sourceLineNo">055</span> public MyMaster(Configuration conf) throws IOException, KeeperException, InterruptedException {<a name="line.55"></a>
+<span class="sourceLineNo">056</span> super(conf);<a name="line.56"></a>
+<span class="sourceLineNo">057</span> }<a name="line.57"></a>
+<span class="sourceLineNo">058</span><a name="line.58"></a>
+<span class="sourceLineNo">059</span> @Override<a name="line.59"></a>
+<span class="sourceLineNo">060</span> protected void tryRegionServerReport(long reportStartTime, long reportEndTime) {<a name="line.60"></a>
+<span class="sourceLineNo">061</span> // do nothing<a name="line.61"></a>
+<span class="sourceLineNo">062</span> }<a name="line.62"></a>
+<span class="sourceLineNo">063</span> }<a name="line.63"></a>
+<span class="sourceLineNo">064</span><a name="line.64"></a>
+<span class="sourceLineNo">065</span> @BeforeClass<a name="line.65"></a>
+<span class="sourceLineNo">066</span> public static void startCluster() throws Exception {<a name="line.66"></a>
+<span class="sourceLineNo">067</span> LOG.info("Starting cluster");<a name="line.67"></a>
+<span class="sourceLineNo">068</span> TEST_UTIL = new HBaseTestingUtility();<a name="line.68"></a>
+<span class="sourceLineNo">069</span> TEST_UTIL.startMiniCluster(1, 1, 1, null, TestMasterMetrics.MyMaster.class, null);<a name="line.69"></a>
+<span class="sourceLineNo">070</span> cluster = TEST_UTIL.getHBaseCluster();<a name="line.70"></a>
+<span class="sourceLineNo">071</span> LOG.info("Waiting for active/ready master");<a name="line.71"></a>
+<span class="sourceLineNo">072</span> cluster.waitForActiveAndReadyMaster();<a name="line.72"></a>
+<span class="sourceLineNo">073</span> master = cluster.getMaster();<a name="line.73"></a>
+<span class="sourceLineNo">074</span> }<a name="line.74"></a>
+<span class="sourceLineNo">075</span><a name="line.75"></a>
+<span class="sourceLineNo">076</span> @AfterClass<a name="line.76"></a>
+<span class="sourceLineNo">077</span> public static void after() throws Exception {<a name="line.77"></a>
+<span class="sourceLineNo">078</span> if (TEST_UTIL != null) {<a name="line.78"></a>
+<span class="sourceLineNo">079</span> TEST_UTIL.shutdownMiniCluster();<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><a name="line.82"></a>
+<span class="sourceLineNo">083</span> @Test<a name="line.83"></a>
+<span class="sourceLineNo">084</span> public void testGetReplicationMetrics() throws Exception {<a name="line.84"></a>
+<span class="sourceLineNo">085</span> String peer1 = "test1", peer2 = "test2";<a name="line.85"></a>
+<span class="sourceLineNo">086</span> long ageOfLastShippedOp = 2, replicationLag = 3, timeStampOfLastShippedOp = 4;<a name="line.86"></a>
+<span class="sourceLineNo">087</span> int sizeOfLogQueue = 5;<a name="line.87"></a>
+<span class="sourceLineNo">088</span> RegionServerStatusProtos.RegionServerReportRequest.Builder request =<a name="line.88"></a>
+<span class="sourceLineNo">089</span> RegionServerStatusProtos.RegionServerReportRequest.newBuilder();<a name="line.89"></a>
+<span class="sourceLineNo">090</span> ServerName serverName = cluster.getMaster(0).getServerName();<a name="line.90"></a>
+<span class="sourceLineNo">091</span> request.setServer(ProtobufUtil.toServerName(serverName));<a name="line.91"></a>
+<span class="sourceLineNo">092</span> ClusterStatusProtos.ReplicationLoadSource rload1 = ClusterStatusProtos.ReplicationLoadSource<a name="line.92"></a>
+<span class="sourceLineNo">093</span> .newBuilder().setPeerID(peer1).setAgeOfLastShippedOp(ageOfLastShippedOp)<a name="line.93"></a>
+<span class="sourceLineNo">094</span> .setReplicationLag(replicationLag).setTimeStampOfLastShippedOp(timeStampOfLastShippedOp)<a name="line.94"></a>
+<span class="sourceLineNo">095</span> .setSizeOfLogQueue(sizeOfLogQueue).build();<a name="line.95"></a>
+<span class="sourceLineNo">096</span> ClusterStatusProtos.ReplicationLoadSource rload2 =<a name="line.96"></a>
+<span class="sourceLineNo">097</span> ClusterStatusProtos.ReplicationLoadSource.newBuilder().setPeerID(peer2)<a name="line.97"></a>
+<span class="sourceLineNo">098</span> .setAgeOfLastShippedOp(ageOfLastShippedOp + 1).setReplicationLag(replicationLag + 1)<a name="line.98"></a>
+<span class="sourceLineNo">099</span> .setTimeStampOfLastShippedOp(timeStampOfLastShippedOp + 1)<a name="line.99"></a>
+<span class="sourceLineNo">100</span> .setSizeOfLogQueue(sizeOfLogQueue + 1).build();<a name="line.100"></a>
+<span class="sourceLineNo">101</span> ClusterStatusProtos.ServerLoad sl = ClusterStatusProtos.ServerLoad.newBuilder()<a name="line.101"></a>
+<span class="sourceLineNo">102</span> .addReplLoadSource(rload1).addReplLoadSource(rload2).build();<a name="line.102"></a>
+<span class="sourceLineNo">103</span> request.setLoad(sl);<a name="line.103"></a>
+<span class="sourceLineNo">104</span> master.getReplicationPeerManager().addPeer(peer1,<a name="line.104"></a>
+<span class="sourceLineNo">105</span> ReplicationPeerConfig.newBuilder().setClusterKey("test").build(), true);<a name="line.105"></a>
+<span class="sourceLineNo">106</span> master.getReplicationPeerManager().addPeer(peer2,<a name="line.106"></a>
+<span class="sourceLineNo">107</span> ReplicationPeerConfig.newBuilder().setClusterKey("test").build(), true);<a name="line.107"></a>
+<span class="sourceLineNo">108</span> master.getMasterRpcServices().regionServerReport(null, request.build());<a name="line.108"></a>
+<span class="sourceLineNo">109</span> HashMap<String, List<Pair<ServerName, ReplicationLoadSource>>> replicationLoad =<a name="line.109"></a>
+<span class="sourceLineNo">110</span> master.getReplicationLoad(new ServerName[] { serverName });<a name="line.110"></a>
+<span class="sourceLineNo">111</span> assertEquals("peer size ", 2, replicationLoad.size());<a name="line.111"></a>
+<span class="sourceLineNo">112</span> assertEquals("load size ", 1, replicationLoad.get(peer1).size());<a name="line.112"></a>
+<span class="sourceLineNo">113</span> assertEquals("log queue size of peer1", sizeOfLogQueue,<a name="line.113"></a>
+<span class="sourceLineNo">114</span> replicationLoad.get(peer1).get(0).getSecond().getSizeOfLogQueue());<a name="line.114"></a>
+<span class="sourceLineNo">115</span> assertEquals("replication lag of peer2", replicationLag + 1,<a name="line.115"></a>
+<span class="sourceLineNo">116</span> replicationLoad.get(peer2).get(0).getSecond().getReplicationLag());<a name="line.116"></a>
+<span class="sourceLineNo">117</span> master.stopMaster();<a name="line.117"></a>
+<span class="sourceLineNo">118</span> }<a name="line.118"></a>
+<span class="sourceLineNo">119</span>}<a name="line.119"></a>
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+</pre>
+</div>
+</body>
+</html>