You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by mi...@apache.org on 2017/03/21 16:36:05 UTC
[09/52] [partial] hbase-site git commit: Published site at
1cfd22bf43c9b64afae35d9bf16f764d0da80cab.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/22cff34f/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiHFileOutputFormat.html
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diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiHFileOutputFormat.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiHFileOutputFormat.html
index 39ebcf3..9340f9d 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiHFileOutputFormat.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiHFileOutputFormat.html
@@ -73,41 +73,40 @@
<span class="sourceLineNo">065</span> final FileSystem fs = outputDir.getFileSystem(conf);<a name="line.65"></a>
<span class="sourceLineNo">066</span><a name="line.66"></a>
<span class="sourceLineNo">067</span> // Map of tables to writers<a name="line.67"></a>
-<span class="sourceLineNo">068</span> final Map<ImmutableBytesWritable, RecordWriter<ImmutableBytesWritable, V>> tableWriters =<a name="line.68"></a>
-<span class="sourceLineNo">069</span> new HashMap<ImmutableBytesWritable, RecordWriter<ImmutableBytesWritable, V>>();<a name="line.69"></a>
-<span class="sourceLineNo">070</span><a name="line.70"></a>
-<span class="sourceLineNo">071</span> return new RecordWriter<ImmutableBytesWritable, V>() {<a name="line.71"></a>
-<span class="sourceLineNo">072</span> @Override<a name="line.72"></a>
-<span class="sourceLineNo">073</span> public void write(ImmutableBytesWritable tableName, V cell)<a name="line.73"></a>
-<span class="sourceLineNo">074</span> throws IOException, InterruptedException {<a name="line.74"></a>
-<span class="sourceLineNo">075</span> RecordWriter<ImmutableBytesWritable, V> tableWriter = tableWriters.get(tableName);<a name="line.75"></a>
-<span class="sourceLineNo">076</span> // if there is new table, verify that table directory exists<a name="line.76"></a>
-<span class="sourceLineNo">077</span> if (tableWriter == null) {<a name="line.77"></a>
-<span class="sourceLineNo">078</span> // using table name as directory name<a name="line.78"></a>
-<span class="sourceLineNo">079</span> final Path tableOutputDir = new Path(outputDir, Bytes.toString(tableName.copyBytes()));<a name="line.79"></a>
-<span class="sourceLineNo">080</span> fs.mkdirs(tableOutputDir);<a name="line.80"></a>
-<span class="sourceLineNo">081</span> LOG.info("Writing Table '" + tableName.toString() + "' data into following directory"<a name="line.81"></a>
-<span class="sourceLineNo">082</span> + tableOutputDir.toString());<a name="line.82"></a>
-<span class="sourceLineNo">083</span><a name="line.83"></a>
-<span class="sourceLineNo">084</span> // Create writer for one specific table<a name="line.84"></a>
-<span class="sourceLineNo">085</span> tableWriter = new HFileOutputFormat2.HFileRecordWriter<V>(context, tableOutputDir);<a name="line.85"></a>
-<span class="sourceLineNo">086</span> // Put table into map<a name="line.86"></a>
-<span class="sourceLineNo">087</span> tableWriters.put(tableName, tableWriter);<a name="line.87"></a>
-<span class="sourceLineNo">088</span> }<a name="line.88"></a>
-<span class="sourceLineNo">089</span> // Write <Row, Cell> into tableWriter<a name="line.89"></a>
-<span class="sourceLineNo">090</span> // in the original code, it does not use Row<a name="line.90"></a>
-<span class="sourceLineNo">091</span> tableWriter.write(null, cell);<a name="line.91"></a>
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-<span class="sourceLineNo">097</span> writer.close(c);<a name="line.97"></a>
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-<span class="sourceLineNo">101</span> }<a name="line.101"></a>
-<span class="sourceLineNo">102</span>}<a name="line.102"></a>
+<span class="sourceLineNo">068</span> final Map<ImmutableBytesWritable, RecordWriter<ImmutableBytesWritable, V>> tableWriters = new HashMap<>();<a name="line.68"></a>
+<span class="sourceLineNo">069</span><a name="line.69"></a>
+<span class="sourceLineNo">070</span> return new RecordWriter<ImmutableBytesWritable, V>() {<a name="line.70"></a>
+<span class="sourceLineNo">071</span> @Override<a name="line.71"></a>
+<span class="sourceLineNo">072</span> public void write(ImmutableBytesWritable tableName, V cell)<a name="line.72"></a>
+<span class="sourceLineNo">073</span> throws IOException, InterruptedException {<a name="line.73"></a>
+<span class="sourceLineNo">074</span> RecordWriter<ImmutableBytesWritable, V> tableWriter = tableWriters.get(tableName);<a name="line.74"></a>
+<span class="sourceLineNo">075</span> // if there is new table, verify that table directory exists<a name="line.75"></a>
+<span class="sourceLineNo">076</span> if (tableWriter == null) {<a name="line.76"></a>
+<span class="sourceLineNo">077</span> // using table name as directory name<a name="line.77"></a>
+<span class="sourceLineNo">078</span> final Path tableOutputDir = new Path(outputDir, Bytes.toString(tableName.copyBytes()));<a name="line.78"></a>
+<span class="sourceLineNo">079</span> fs.mkdirs(tableOutputDir);<a name="line.79"></a>
+<span class="sourceLineNo">080</span> LOG.info("Writing Table '" + tableName.toString() + "' data into following directory"<a name="line.80"></a>
+<span class="sourceLineNo">081</span> + tableOutputDir.toString());<a name="line.81"></a>
+<span class="sourceLineNo">082</span><a name="line.82"></a>
+<span class="sourceLineNo">083</span> // Create writer for one specific table<a name="line.83"></a>
+<span class="sourceLineNo">084</span> tableWriter = new HFileOutputFormat2.HFileRecordWriter<>(context, tableOutputDir);<a name="line.84"></a>
+<span class="sourceLineNo">085</span> // Put table into map<a name="line.85"></a>
+<span class="sourceLineNo">086</span> tableWriters.put(tableName, tableWriter);<a name="line.86"></a>
+<span class="sourceLineNo">087</span> }<a name="line.87"></a>
+<span class="sourceLineNo">088</span> // Write <Row, Cell> into tableWriter<a name="line.88"></a>
+<span class="sourceLineNo">089</span> // in the original code, it does not use Row<a name="line.89"></a>
+<span class="sourceLineNo">090</span> tableWriter.write(null, cell);<a name="line.90"></a>
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+<span class="sourceLineNo">092</span><a name="line.92"></a>
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+<span class="sourceLineNo">094</span> public void close(TaskAttemptContext c) throws IOException, InterruptedException {<a name="line.94"></a>
+<span class="sourceLineNo">095</span> for (RecordWriter<ImmutableBytesWritable, V> writer : tableWriters.values()) {<a name="line.95"></a>
+<span class="sourceLineNo">096</span> writer.close(c);<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> };<a name="line.99"></a>
+<span class="sourceLineNo">100</span> }<a name="line.100"></a>
+<span class="sourceLineNo">101</span>}<a name="line.101"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/22cff34f/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormat.html
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diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormat.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormat.html
index f4e33a0..bb2a823 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormat.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormat.html
@@ -100,7 +100,7 @@
<span class="sourceLineNo">092</span> throw new IllegalArgumentException("There must be at least 1 scan configuration set to : "<a name="line.92"></a>
<span class="sourceLineNo">093</span> + SCANS);<a name="line.93"></a>
<span class="sourceLineNo">094</span> }<a name="line.94"></a>
-<span class="sourceLineNo">095</span> List<Scan> scans = new ArrayList<Scan>();<a name="line.95"></a>
+<span class="sourceLineNo">095</span> List<Scan> scans = new ArrayList<>();<a name="line.95"></a>
<span class="sourceLineNo">096</span><a name="line.96"></a>
<span class="sourceLineNo">097</span> for (int i = 0; i < rawScans.length; i++) {<a name="line.97"></a>
<span class="sourceLineNo">098</span> try {<a name="line.98"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/22cff34f/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormatBase.html
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diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormatBase.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormatBase.html
index f32d89d..97b325f 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormatBase.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/MultiTableInputFormatBase.html
@@ -171,7 +171,7 @@
<span class="sourceLineNo">163</span> throw new IOException("No scans were provided.");<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> Map<TableName, List<Scan>> tableMaps = new HashMap<TableName, List<Scan>>();<a name="line.166"></a>
+<span class="sourceLineNo">166</span> Map<TableName, List<Scan>> tableMaps = new HashMap<>();<a name="line.166"></a>
<span class="sourceLineNo">167</span> for (Scan scan : scans) {<a name="line.167"></a>
<span class="sourceLineNo">168</span> byte[] tableNameBytes = scan.getAttribute(Scan.SCAN_ATTRIBUTES_TABLE_NAME);<a name="line.168"></a>
<span class="sourceLineNo">169</span> if (tableNameBytes == null)<a name="line.169"></a>
@@ -181,13 +181,13 @@
<span class="sourceLineNo">173</span><a name="line.173"></a>
<span class="sourceLineNo">174</span> List<Scan> scanList = tableMaps.get(tableName);<a name="line.174"></a>
<span class="sourceLineNo">175</span> if (scanList == null) {<a name="line.175"></a>
-<span class="sourceLineNo">176</span> scanList = new ArrayList<Scan>();<a name="line.176"></a>
+<span class="sourceLineNo">176</span> scanList = new ArrayList<>();<a name="line.176"></a>
<span class="sourceLineNo">177</span> tableMaps.put(tableName, scanList);<a name="line.177"></a>
<span class="sourceLineNo">178</span> }<a name="line.178"></a>
<span class="sourceLineNo">179</span> scanList.add(scan);<a name="line.179"></a>
<span class="sourceLineNo">180</span> }<a name="line.180"></a>
<span class="sourceLineNo">181</span><a name="line.181"></a>
-<span class="sourceLineNo">182</span> List<InputSplit> splits = new ArrayList<InputSplit>();<a name="line.182"></a>
+<span class="sourceLineNo">182</span> List<InputSplit> splits = new ArrayList<>();<a name="line.182"></a>
<span class="sourceLineNo">183</span> Iterator iter = tableMaps.entrySet().iterator();<a name="line.183"></a>
<span class="sourceLineNo">184</span> while (iter.hasNext()) {<a name="line.184"></a>
<span class="sourceLineNo">185</span> Map.Entry<TableName, List<Scan>> entry = (Map.Entry<TableName, List<Scan>>) iter.next();<a name="line.185"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/22cff34f/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/PutSortReducer.html
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diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/PutSortReducer.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/PutSortReducer.html
index ac18540..c880dfd 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/PutSortReducer.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/PutSortReducer.html
@@ -87,10 +87,10 @@
<span class="sourceLineNo">079</span> "putsortreducer.row.threshold", 1L * (1<<30));<a name="line.79"></a>
<span class="sourceLineNo">080</span> Iterator<Put> iter = puts.iterator();<a name="line.80"></a>
<span class="sourceLineNo">081</span> while (iter.hasNext()) {<a name="line.81"></a>
-<span class="sourceLineNo">082</span> TreeSet<KeyValue> map = new TreeSet<KeyValue>(CellComparator.COMPARATOR);<a name="line.82"></a>
+<span class="sourceLineNo">082</span> TreeSet<KeyValue> map = new TreeSet<>(CellComparator.COMPARATOR);<a name="line.82"></a>
<span class="sourceLineNo">083</span> long curSize = 0;<a name="line.83"></a>
<span class="sourceLineNo">084</span> // stop at the end or the RAM threshold<a name="line.84"></a>
-<span class="sourceLineNo">085</span> List<Tag> tags = new ArrayList<Tag>();<a name="line.85"></a>
+<span class="sourceLineNo">085</span> List<Tag> tags = new ArrayList<>();<a name="line.85"></a>
<span class="sourceLineNo">086</span> while (iter.hasNext() && curSize < threshold) {<a name="line.86"></a>
<span class="sourceLineNo">087</span> // clear the tags<a name="line.87"></a>
<span class="sourceLineNo">088</span> tags.clear();<a name="line.88"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/22cff34f/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/ResultSerialization.html
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diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/ResultSerialization.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/ResultSerialization.html
index 2a0b51a..dcdd181 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/ResultSerialization.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/ResultSerialization.html
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<span class="sourceLineNo">094</span> readChunked(in, buf, 0, totalBuffer);<a name="line.94"></a>
-<span class="sourceLineNo">095</span> List<Cell> kvs = new ArrayList<Cell>();<a name="line.95"></a>
+<span class="sourceLineNo">095</span> List<Cell> kvs = new ArrayList<>();<a name="line.95"></a>
<span class="sourceLineNo">096</span> int offset = 0;<a name="line.96"></a>
<span class="sourceLineNo">097</span> while (offset < totalBuffer) {<a name="line.97"></a>
<span class="sourceLineNo">098</span> int keyLength = Bytes.toInt(buf, offset);<a name="line.98"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/22cff34f/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/RowCounter.html
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diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/RowCounter.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/RowCounter.html
index 87c73d9..97fbe11 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/RowCounter.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/RowCounter.html
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<span class="sourceLineNo">076</span> * @param values The columns.<a name="line.76"></a>
<span class="sourceLineNo">077</span> * @param context The current context.<a name="line.77"></a>
<span class="sourceLineNo">078</span> * @throws IOException When something is broken with the data.<a name="line.78"></a>
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-<span class="sourceLineNo">087</span> context.getCounter(Counters.ROWS).increment(1);<a name="line.87"></a>
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-<span class="sourceLineNo">094</span> * @param conf The current configuration.<a name="line.94"></a>
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-<span class="sourceLineNo">103</span> long startTime = 0;<a name="line.103"></a>
-<span class="sourceLineNo">104</span> long endTime = 0;<a name="line.104"></a>
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-<span class="sourceLineNo">111</span> final String expectedCountArg = "--expected-count=";<a name="line.111"></a>
-<span class="sourceLineNo">112</span><a name="line.112"></a>
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-<span class="sourceLineNo">124</span> startTime = Long.parseLong(args[i].substring(startTimeArgKey.length()));<a name="line.124"></a>
-<span class="sourceLineNo">125</span> continue;<a name="line.125"></a>
-<span class="sourceLineNo">126</span> }<a name="line.126"></a>
-<span class="sourceLineNo">127</span> if (args[i].startsWith(endTimeArgKey)) {<a name="line.127"></a>
-<span class="sourceLineNo">128</span> endTime = Long.parseLong(args[i].substring(endTimeArgKey.length()));<a name="line.128"></a>
-<span class="sourceLineNo">129</span> continue;<a name="line.129"></a>
-<span class="sourceLineNo">130</span> }<a name="line.130"></a>
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-<span class="sourceLineNo">132</span> conf.setLong(EXPECTED_COUNT_KEY,<a name="line.132"></a>
-<span class="sourceLineNo">133</span> Long.parseLong(args[i].substring(expectedCountArg.length())));<a name="line.133"></a>
-<span class="sourceLineNo">134</span> continue;<a name="line.134"></a>
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-<span class="sourceLineNo">138</span> sb.append(" ");<a name="line.138"></a>
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-<span class="sourceLineNo">147</span> Scan scan = new Scan();<a name="line.147"></a>
-<span class="sourceLineNo">148</span> scan.setCacheBlocks(false);<a name="line.148"></a>
-<span class="sourceLineNo">149</span> setScanFilter(scan, rowRangeList);<a name="line.149"></a>
-<span class="sourceLineNo">150</span> if (sb.length() > 0) {<a name="line.150"></a>
-<span class="sourceLineNo">151</span> for (String columnName : sb.toString().trim().split(" ")) {<a name="line.151"></a>
-<span class="sourceLineNo">152</span> String family = StringUtils.substringBefore(columnName, ":");<a name="line.152"></a>
-<span class="sourceLineNo">153</span> String qualifier = StringUtils.substringAfter(columnName, ":");<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
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+<span class="sourceLineNo">190</span> /**<a name="line.190"></a>
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+<span class="sourceLineNo">204</span> if (size == 1) {<a name="line.204"></a>
+<span class="sourceLineNo">205</span> MultiRowRangeFilter.RowRange range = rowRangeList.get(0);<a name="line.205"></a>
+<span class="sourceLineNo">206</span> scan.setStartRow(range.getStartRow()); //inclusive<a name="line.206"></a>
+<span class="sourceLineNo">207</span> scan.setStopRow(range.getStopRow()); //exclusive<a name="line.207"></a>
+<span class="sourceLineNo">208</span> } else if (size > 1) {<a name="line.208"></a>
+<span class="sourceLineNo">209</span> scan.setFilter(new MultiRowRangeFilter(rowRangeList));<a name="line.209"></a>
+<span class="sourceLineNo">210</span> }<a name="line.210"></a>
+<span class="sourceLineNo">211</span> }<a name="line.211"></a>
+<span class="sourceLineNo">212</span><a name="line.212"></a>
+<span class="sourceLineNo">213</span> /*<a name="line.213"></a>
+<span class="sourceLineNo">214</span> * @param errorMessage Can attach a message when error occurs.<a name="line.214"></a>
+<span class="sourceLineNo">215</span> */<a name="line.215"></a>
+<span class="sourceLineNo">216</span> private static void printUsage(String errorMessage) {<a name="line.216"></a>
+<span class="sourceLineNo">217</span> System.err.println("ERROR: " + errorMessage);<a name="line.217"></a>
+<span class="sourceLineNo">218</span> printUsage();<a name="line.218"></a>
+<span class="sourceLineNo">219</span> }<a name="line.219"></a>
+<span class="sourceLineNo">220</span><a name="line.220"></a>
+<span class="sourceLineNo">221</span> /**<a name="line.221"></a>
+<span class="sourceLineNo">222</span> * Prints usage without error message.<a name="line.222"></a>
+<span class="sourceLineNo">223</span> * Note that we don't document --expected-count, because it's intended for test.<a name="line.223"></a>
+<span class="sourceLineNo">224</span> */<a name="line.224"></a>
+<span class="sourceLineNo">225</span> private static void printUsage() {<a name="line.225"></a>
+<span class="sourceLineNo">226</span> System.err.println("Usage: RowCounter [options] <tablename> " +<a name="line.226"></a>
+<span class="sourceLineNo">227</span> "[--starttime=[start] --endtime=[end] " +<a name="line.227"></a>
+<span class="sourceLineNo">228</span> "[--range=[startKey],[endKey][;[startKey],[endKey]...]] [<column1> <column2>...]");<a name="line.228"></a>
+<span class="sourceLineNo">229</span> System.err.println("For performance consider the following options:\n"<a name="line.229"></a>
+<span class="sourceLineNo">230</span> + "-Dhbase.client.scanner.caching=100\n"<a name="line.230"></a>
+<span class="sourceLineNo">231</span> + "-Dmapreduce.map.speculative=false");<a name="line.231"></a>
+<span class="sourceLineNo">232</span> }<a name="line.232"></a>
+<span class="sourceLineNo">233</span><a name="line.233"></a>
+<span class="sourceLineNo">234</span> @Override<a name="line.234"></a>
+<span class="sourceLineNo">235</span> public int run(String[] args) throws Exception {<a name="line.235"></a>
+<span class="sourceLineNo">236</span> if (args.length < 1) {<a name="line.236"></a>
+<span class="sourceLineNo">237</span> printUsage("Wrong number of parameters: " + args.length);<a name="line.237"></a>
+<span class="sourceLineNo">238</span> return -1;<a name="line.238"></a>
+<span class="sourceLineNo">239</span> }<a name="line.239"></a>
+<span class="sourceLineNo">240</span> Job job = createSubmittableJob(getConf(), args);<a name="line.240"></a>
+<span class="sourceLineNo">241</span> if (job == null) {<a name="line.241"></a>
+<span class="sourceLineNo">242</span> return -1;<a name="line.242"></a>
+<span class="sourceLineNo">243</span> }<a name="line.243"></a>
+<span class="sourceLineNo">244</span> boolean success = job.waitForCompletion(true);<a name="line.244"></a>
+<span class="sourceLineNo">245</span> final long expectedCount = getConf().getLong(EXPECTED_COUNT_KEY, -1);<a name="line.245"></a>
+<span class="sourceLineNo">246</span> if (success && expectedCount != -1) {<a name="line.246"></a>
+<span class="sourceLineNo">247</span> final Counter counter = job.getCounters().findCounter(RowCounterMapper.Counters.ROWS);<a name="line.247"></a>
+<span class="sourceLineNo">248</span> success = expectedCount == counter.getValue();<a name="line.248"></a>
+<span class="sourceLineNo">249</span> if (!success) {<a name="line.249"></a>
+<span class="sourceLineNo">250</span> LOG.error("Failing job because count of '" + counter.getValue() +<a name="line.250"></a>
+<span class="sourceLineNo">251</span> "' does not match expected count of '" + expectedCount + "'");<a name="line.251"></a>
+<span class="sourceLineNo">252</span> }<a name="line.252"></a>
+<span class="sourceLineNo">253</span> }<a name="line.253"></a>
+<span class="sourceLineNo">254</span> return (success ? 0 : 1);<a name="line.254"></a>
+<span class="sourceLineNo">255</span> }<a name="line.255"></a>
+<span class="sourceLineNo">256</span><a name="line.256"></a>
+<span class="sourceLineNo">257</span> /**<a name="line.257"></a>
+<span class="sourceLineNo">258</span> * Main entry point.<a name="line.258"></a>
+<span class="sourceLineNo">259</span> * @param args The command line parameters.<a name="line.259"></a>
+<span class="sourceLineNo">260</span> * @throws Exception When running the job fails.<a name="line.260"></a>
+<span class="sourceLineNo">261</span> */<a name="line.261"></a>
+<span class="sourceLineNo">262</span> public static void main(String[] args) throws Exception {<a name="line.262"></a>
+<span class="sourceLineNo">263</span> int errCode = ToolRunner.run(HBaseConfiguration.create(), new RowCounter(), args);<a name="line.263"></a>
+<span class="sourceLineNo">264</span> System.exit(errCode);<a name="line.264"></a>
+<span class="sourceLineNo">265</span> }<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span>}<a name="line.267"></a>