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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/12/29 14:50:49 UTC
[3/5] hbase-site git commit: Published site at
7755d4beeddfee9b72446ccd18d7918278eecc83.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/d19c1e6d/testdevapidocs/src-html/org/apache/hadoop/hbase/mapred/TestTableSnapshotInputFormat.TestTableSnapshotMapper.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapred/TestTableSnapshotInputFormat.TestTableSnapshotMapper.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapred/TestTableSnapshotInputFormat.TestTableSnapshotMapper.html
index 588a82d..0b6a065 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapred/TestTableSnapshotInputFormat.TestTableSnapshotMapper.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapred/TestTableSnapshotInputFormat.TestTableSnapshotMapper.html
@@ -55,270 +55,277 @@
<span class="sourceLineNo">047</span>import org.apache.hadoop.mapred.lib.NullOutputFormat;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.junit.Assert;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.junit.ClassRule;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.junit.Rule;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import org.junit.Test;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.junit.experimental.categories.Category;<a name="line.52"></a>
-<span class="sourceLineNo">053</span>import org.junit.rules.TestName;<a name="line.53"></a>
-<span class="sourceLineNo">054</span><a name="line.54"></a>
-<span class="sourceLineNo">055</span>@Category({VerySlowMapReduceTests.class, LargeTests.class})<a name="line.55"></a>
-<span class="sourceLineNo">056</span>public class TestTableSnapshotInputFormat extends TableSnapshotInputFormatTestBase {<a name="line.56"></a>
-<span class="sourceLineNo">057</span><a name="line.57"></a>
-<span class="sourceLineNo">058</span> @ClassRule<a name="line.58"></a>
-<span class="sourceLineNo">059</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.59"></a>
-<span class="sourceLineNo">060</span> HBaseClassTestRule.forClass(TestTableSnapshotInputFormat.class);<a name="line.60"></a>
-<span class="sourceLineNo">061</span><a name="line.61"></a>
-<span class="sourceLineNo">062</span> private static final byte[] aaa = Bytes.toBytes("aaa");<a name="line.62"></a>
-<span class="sourceLineNo">063</span> private static final byte[] after_zzz = Bytes.toBytes("zz{"); // 'z' + 1 => '{'<a name="line.63"></a>
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-<span class="sourceLineNo">067</span> @Rule<a name="line.67"></a>
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-<span class="sourceLineNo">071</span> protected byte[] getStartRow() {<a name="line.71"></a>
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-<span class="sourceLineNo">073</span> }<a name="line.73"></a>
-<span class="sourceLineNo">074</span><a name="line.74"></a>
-<span class="sourceLineNo">075</span> @Override<a name="line.75"></a>
-<span class="sourceLineNo">076</span> protected byte[] getEndRow() {<a name="line.76"></a>
-<span class="sourceLineNo">077</span> return after_zzz;<a name="line.77"></a>
-<span class="sourceLineNo">078</span> }<a name="line.78"></a>
-<span class="sourceLineNo">079</span><a name="line.79"></a>
-<span class="sourceLineNo">080</span> static class TestTableSnapshotMapper extends MapReduceBase<a name="line.80"></a>
-<span class="sourceLineNo">081</span> implements TableMap<ImmutableBytesWritable, NullWritable> {<a name="line.81"></a>
-<span class="sourceLineNo">082</span> @Override<a name="line.82"></a>
-<span class="sourceLineNo">083</span> public void map(ImmutableBytesWritable key, Result value,<a name="line.83"></a>
-<span class="sourceLineNo">084</span> OutputCollector<ImmutableBytesWritable, NullWritable> collector, Reporter reporter)<a name="line.84"></a>
-<span class="sourceLineNo">085</span> throws IOException {<a name="line.85"></a>
-<span class="sourceLineNo">086</span> verifyRowFromMap(key, value);<a name="line.86"></a>
-<span class="sourceLineNo">087</span> collector.collect(key, NullWritable.get());<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><a name="line.90"></a>
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-<span class="sourceLineNo">093</span> HBaseTestingUtility.SeenRowTracker rowTracker =<a name="line.93"></a>
-<span class="sourceLineNo">094</span> new HBaseTestingUtility.SeenRowTracker(aaa, after_zzz);<a name="line.94"></a>
-<span class="sourceLineNo">095</span><a name="line.95"></a>
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-<span class="sourceLineNo">098</span> OutputCollector<NullWritable, NullWritable> collector, Reporter reporter)<a name="line.98"></a>
-<span class="sourceLineNo">099</span> throws IOException {<a name="line.99"></a>
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-<span class="sourceLineNo">102</span><a name="line.102"></a>
-<span class="sourceLineNo">103</span> @Override<a name="line.103"></a>
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-<span class="sourceLineNo">107</span> }<a name="line.107"></a>
-<span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span> @Test<a name="line.109"></a>
-<span class="sourceLineNo">110</span> public void testInitTableSnapshotMapperJobConfig() throws Exception {<a name="line.110"></a>
-<span class="sourceLineNo">111</span> setupCluster();<a name="line.111"></a>
-<span class="sourceLineNo">112</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.112"></a>
-<span class="sourceLineNo">113</span> String snapshotName = "foo";<a name="line.113"></a>
-<span class="sourceLineNo">114</span><a name="line.114"></a>
-<span class="sourceLineNo">115</span> try {<a name="line.115"></a>
-<span class="sourceLineNo">116</span> createTableAndSnapshot(UTIL, tableName, snapshotName, getStartRow(), getEndRow(), 1);<a name="line.116"></a>
-<span class="sourceLineNo">117</span> JobConf job = new JobConf(UTIL.getConfiguration());<a name="line.117"></a>
-<span class="sourceLineNo">118</span> Path tmpTableDir = UTIL.getDataTestDirOnTestFS(snapshotName);<a name="line.118"></a>
-<span class="sourceLineNo">119</span><a name="line.119"></a>
-<span class="sourceLineNo">120</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName,<a name="line.120"></a>
-<span class="sourceLineNo">121</span> COLUMNS, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.121"></a>
-<span class="sourceLineNo">122</span> NullWritable.class, job, false, tmpTableDir);<a name="line.122"></a>
-<span class="sourceLineNo">123</span><a name="line.123"></a>
-<span class="sourceLineNo">124</span> // TODO: would be better to examine directly the cache instance that results from this<a name="line.124"></a>
-<span class="sourceLineNo">125</span> // config. Currently this is not possible because BlockCache initialization is static.<a name="line.125"></a>
-<span class="sourceLineNo">126</span> Assert.assertEquals(<a name="line.126"></a>
-<span class="sourceLineNo">127</span> "Snapshot job should be configured for default LruBlockCache.",<a name="line.127"></a>
-<span class="sourceLineNo">128</span> HConstants.HFILE_BLOCK_CACHE_SIZE_DEFAULT,<a name="line.128"></a>
-<span class="sourceLineNo">129</span> job.getFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, -1), 0.01);<a name="line.129"></a>
-<span class="sourceLineNo">130</span> Assert.assertEquals(<a name="line.130"></a>
-<span class="sourceLineNo">131</span> "Snapshot job should not use BucketCache.",<a name="line.131"></a>
-<span class="sourceLineNo">132</span> 0, job.getFloat("hbase.bucketcache.size", -1), 0.01);<a name="line.132"></a>
-<span class="sourceLineNo">133</span> } finally {<a name="line.133"></a>
-<span class="sourceLineNo">134</span> UTIL.getAdmin().deleteSnapshot(snapshotName);<a name="line.134"></a>
-<span class="sourceLineNo">135</span> UTIL.deleteTable(tableName);<a name="line.135"></a>
-<span class="sourceLineNo">136</span> tearDownCluster();<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><a name="line.139"></a>
-<span class="sourceLineNo">140</span> // TODO: mapred does not support limiting input range by startrow, endrow.<a name="line.140"></a>
-<span class="sourceLineNo">141</span> // Thus the following tests must override parameterverification.<a name="line.141"></a>
-<span class="sourceLineNo">142</span><a name="line.142"></a>
-<span class="sourceLineNo">143</span> @Test<a name="line.143"></a>
-<span class="sourceLineNo">144</span> @Override<a name="line.144"></a>
-<span class="sourceLineNo">145</span> public void testWithMockedMapReduceMultiRegion() throws Exception {<a name="line.145"></a>
-<span class="sourceLineNo">146</span> testWithMockedMapReduce(<a name="line.146"></a>
-<span class="sourceLineNo">147</span> UTIL, "testWithMockedMapReduceMultiRegion", 10, 1, 10, true);<a name="line.147"></a>
-<span class="sourceLineNo">148</span> // It does not matter whether true or false is given to setLocalityEnabledTo,<a name="line.148"></a>
-<span class="sourceLineNo">149</span> // because it is not read in testWithMockedMapReduce().<a name="line.149"></a>
-<span class="sourceLineNo">150</span> }<a name="line.150"></a>
-<span class="sourceLineNo">151</span><a name="line.151"></a>
-<span class="sourceLineNo">152</span> @Test<a name="line.152"></a>
-<span class="sourceLineNo">153</span> @Override<a name="line.153"></a>
-<span class="sourceLineNo">154</span> public void testWithMapReduceMultiRegion() throws Exception {<a name="line.154"></a>
-<span class="sourceLineNo">155</span> testWithMapReduce(UTIL, "testWithMapReduceMultiRegion", 10, 1, 10, false);<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> @Test<a name="line.158"></a>
-<span class="sourceLineNo">159</span> @Override<a name="line.159"></a>
-<span class="sourceLineNo">160</span> // run the MR job while HBase is offline<a name="line.160"></a>
-<span class="sourceLineNo">161</span> public void testWithMapReduceAndOfflineHBaseMultiRegion() throws Exception {<a name="line.161"></a>
-<span class="sourceLineNo">162</span> testWithMapReduce(UTIL, "testWithMapReduceAndOfflineHBaseMultiRegion", 10, 1, 10, true);<a name="line.162"></a>
-<span class="sourceLineNo">163</span> }<a name="line.163"></a>
-<span class="sourceLineNo">164</span><a name="line.164"></a>
-<span class="sourceLineNo">165</span> @Override<a name="line.165"></a>
-<span class="sourceLineNo">166</span> public void testRestoreSnapshotDoesNotCreateBackRefLinksInit(TableName tableName,<a name="line.166"></a>
-<span class="sourceLineNo">167</span> String snapshotName, Path tmpTableDir) throws Exception {<a name="line.167"></a>
-<span class="sourceLineNo">168</span> JobConf job = new JobConf(UTIL.getConfiguration());<a name="line.168"></a>
-<span class="sourceLineNo">169</span> TableMapReduceUtil.initTableSnapshotMapJob(snapshotName,<a name="line.169"></a>
-<span class="sourceLineNo">170</span> COLUMNS, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.170"></a>
-<span class="sourceLineNo">171</span> NullWritable.class, job, false, tmpTableDir);<a name="line.171"></a>
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-<span class="sourceLineNo">173</span><a name="line.173"></a>
-<span class="sourceLineNo">174</span> @Override<a name="line.174"></a>
-<span class="sourceLineNo">175</span> protected void testWithMockedMapReduce(HBaseTestingUtility util, String snapshotName,<a name="line.175"></a>
-<span class="sourceLineNo">176</span> int numRegions, int numSplitsPerRegion, int expectedNumSplits, boolean setLocalityEnabledTo)<a name="line.176"></a>
-<span class="sourceLineNo">177</span> throws Exception {<a name="line.177"></a>
-<span class="sourceLineNo">178</span> setupCluster();<a name="line.178"></a>
-<span class="sourceLineNo">179</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.179"></a>
-<span class="sourceLineNo">180</span> try {<a name="line.180"></a>
-<span class="sourceLineNo">181</span> createTableAndSnapshot(<a name="line.181"></a>
-<span class="sourceLineNo">182</span> util, tableName, snapshotName, getStartRow(), getEndRow(), numRegions);<a name="line.182"></a>
-<span class="sourceLineNo">183</span><a name="line.183"></a>
-<span class="sourceLineNo">184</span> JobConf job = new JobConf(util.getConfiguration());<a name="line.184"></a>
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-<span class="sourceLineNo">186</span> // SNAPSHOT_INPUTFORMAT_LOCALITY_ENABLED_KEY is not explicitly specified<a name="line.186"></a>
-<span class="sourceLineNo">187</span> // and the default value is taken.<a name="line.187"></a>
-<span class="sourceLineNo">188</span> Path tmpTableDir = util.getDataTestDirOnTestFS(snapshotName);<a name="line.188"></a>
-<span class="sourceLineNo">189</span><a name="line.189"></a>
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-<span class="sourceLineNo">194</span> numSplitsPerRegion);<a name="line.194"></a>
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-<span class="sourceLineNo">197</span> COLUMNS, TestTableSnapshotMapper.class, ImmutableBytesWritable.class,<a name="line.197"></a>
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-<span class="sourceLineNo">203</span><a name="line.203"></a>
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-<span class="sourceLineNo">206</span> util.deleteTable(tableName);<a name="line.206"></a>
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-<span class="sourceLineNo">215</span><a name="line.215"></a>
-<span class="sourceLineNo">216</span> Assert.assertEquals(expectedNumSplits, splits.length);<a name="line.216"></a>
-<span class="sourceLineNo">217</span><a name="line.217"></a>
-<span class="sourceLineNo">218</span> HBaseTestingUtility.SeenRowTracker rowTracker =<a name="line.218"></a>
-<span class="sourceLineNo">219</span> new HBaseTestingUtility.SeenRowTracker(startRow, stopRow);<a name="line.219"></a>
-<span class="sourceLineNo">220</span><a name="line.220"></a>
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-<span class="sourceLineNo">222</span> // so the default value is taken.<a name="line.222"></a>
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-<span class="sourceLineNo">226</span> // validate input split<a name="line.226"></a>
-<span class="sourceLineNo">227</span> InputSplit split = splits[i];<a name="line.227"></a>
-<span class="sourceLineNo">228</span> Assert.assertTrue(split instanceof TableSnapshotInputFormat.TableSnapshotRegionSplit);<a name="line.228"></a>
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-<span class="sourceLineNo">231</span> // by the following statement:<a name="line.231"></a>
-<span class="sourceLineNo">232</span> // Assert.assertTrue(split.getLocations() != null && split.getLocations().length != 0);<a name="line.232"></a>
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-<span class="sourceLineNo">234</span> // so drop the verification on length.<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // TODO: investigate how to verify split.getLocations() when localityEnabled is true<a name="line.235"></a>
-<span class="sourceLineNo">236</span> Assert.assertTrue(split.getLocations() != null);<a name="line.236"></a>
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-<span class="sourceLineNo">238</span> Assert.assertTrue(split.getLocations() != null && split.getLocations().length == 0);<a name="line.238"></a>
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-<span class="sourceLineNo">240</span><a name="line.240"></a>
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-<span class="sourceLineNo">256</span><a name="line.256"></a>
-<span class="sourceLineNo">257</span> // validate all rows are seen<a name="line.257"></a>
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-<span class="sourceLineNo">268</span><a name="line.268"></a>
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-<span class="sourceLineNo">272</span> int numSplitsPerRegion,int expectedNumSplits, boolean shutdownCluster) throws Exception {<a name="line.272"></a>
-<span class="sourceLineNo">273</span><a name="line.273"></a>
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+<span class="sourceLineNo">225</span><a name="line.225"></a>
+<span class="sourceLineNo">226</span> for (int i = 0; i < splits.length; i++) {<a name="line.226"></a>
+<span class="sourceLineNo">227</span> // validate input split<a name="line.227"></a>
+<span class="sourceLineNo">228</span> InputSplit split = splits[i];<a name="line.228"></a>
+<span class="sourceLineNo">229</span> Assert.assertTrue(split instanceof TableSnapshotInputFormat.TableSnapshotRegionSplit);<a name="line.229"></a>
+<span class="sourceLineNo">230</span> if (localityEnabled) {<a name="line.230"></a>
+<span class="sourceLineNo">231</span> // When localityEnabled is true, meant to verify split.getLocations()<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // by the following statement:<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // Assert.assertTrue(split.getLocations() != null && split.getLocations().length != 0);<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // However, getLocations() of some splits could return an empty array (length is 0),<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // so drop the verification on length.<a name="line.235"></a>
+<span class="sourceLineNo">236</span> // TODO: investigate how to verify split.getLocations() when localityEnabled is true<a name="line.236"></a>
+<span class="sourceLineNo">237</span> Assert.assertTrue(split.getLocations() != null);<a name="line.237"></a>
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+<span class="sourceLineNo">239</span> Assert.assertTrue(split.getLocations() != null && split.getLocations().length == 0);<a name="line.239"></a>
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+<span class="sourceLineNo">241</span><a name="line.241"></a>
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+<span class="sourceLineNo">247</span> // validate we can read all the data back<a name="line.247"></a>
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+<span class="sourceLineNo">281</span><a name="line.281"></a>
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+<span class="sourceLineNo">302</span> jobConf.setNumReduceTasks(1);<a name="line.302"></a>
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+<span class="sourceLineNo">309</span> util.getAdmin().deleteSnapshot(snapshotName);<a name="line.309"></a>
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+<span class="sourceLineNo">312</span> }<a name="line.312"></a>
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