http://git-wip-us.apache.org/repos/asf/hbase-site/blob/83bf6175/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/CompactionTool.CompactionInputFormat.html
----------------------------------------------------------------------
diff --git
a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/CompactionTool.CompactionInputFormat.html
b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/CompactionTool.CompactionInputFormat.html
index 91eec45..d1cd185 100644
---
a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/CompactionTool.CompactionInputFormat.html
+++
b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/CompactionTool.CompactionInputFormat.html
@@ -88,400 +88,396 @@
<span class="sourceLineNo">080</span> private final static String
CONF_COMPACT_ONCE = "hbase.compactiontool.compact.once";<a name="line.80"></a>
<span class="sourceLineNo">081</span> private final static String
CONF_COMPACT_MAJOR = "hbase.compactiontool.compact.major";<a name="line.81"></a>
<span class="sourceLineNo">082</span> private final static String
CONF_DELETE_COMPACTED = "hbase.compactiontool.delete";<a name="line.82"></a>
-<span class="sourceLineNo">083</span> private final static String
CONF_COMPLETE_COMPACTION = "hbase.hstore.compaction.complete";<a
name="line.83"></a>
-<span class="sourceLineNo">084</span><a name="line.84"></a>
-<span class="sourceLineNo">085</span> /**<a name="line.85"></a>
-<span class="sourceLineNo">086</span> * Class responsible to execute the
Compaction on the specified path.<a name="line.86"></a>
-<span class="sourceLineNo">087</span> * The path can be a table, region or
family directory.<a name="line.87"></a>
-<span class="sourceLineNo">088</span> */<a name="line.88"></a>
-<span class="sourceLineNo">089</span> private static class CompactionWorker
{<a name="line.89"></a>
-<span class="sourceLineNo">090</span> private final boolean
keepCompactedFiles;<a name="line.90"></a>
-<span class="sourceLineNo">091</span> private final boolean
deleteCompacted;<a name="line.91"></a>
-<span class="sourceLineNo">092</span> private final Configuration conf;<a
name="line.92"></a>
-<span class="sourceLineNo">093</span> private final FileSystem fs;<a
name="line.93"></a>
-<span class="sourceLineNo">094</span> private final Path tmpDir;<a
name="line.94"></a>
-<span class="sourceLineNo">095</span><a name="line.95"></a>
-<span class="sourceLineNo">096</span> public CompactionWorker(final
FileSystem fs, final Configuration conf) {<a name="line.96"></a>
-<span class="sourceLineNo">097</span> this.conf = conf;<a
name="line.97"></a>
-<span class="sourceLineNo">098</span> this.keepCompactedFiles =
!conf.getBoolean(CONF_COMPLETE_COMPACTION, true);<a name="line.98"></a>
-<span class="sourceLineNo">099</span> this.deleteCompacted =
conf.getBoolean(CONF_DELETE_COMPACTED, false);<a name="line.99"></a>
-<span class="sourceLineNo">100</span> this.tmpDir = new
Path(conf.get(CONF_TMP_DIR));<a name="line.100"></a>
-<span class="sourceLineNo">101</span> this.fs = fs;<a name="line.101"></a>
-<span class="sourceLineNo">102</span> }<a name="line.102"></a>
-<span class="sourceLineNo">103</span><a name="line.103"></a>
-<span class="sourceLineNo">104</span> /**<a name="line.104"></a>
-<span class="sourceLineNo">105</span> * Execute the compaction on the
specified path.<a name="line.105"></a>
-<span class="sourceLineNo">106</span> *<a name="line.106"></a>
-<span class="sourceLineNo">107</span> * @param path Directory path on
which to run compaction.<a name="line.107"></a>
-<span class="sourceLineNo">108</span> * @param compactOnce Execute just a
single step of compaction.<a name="line.108"></a>
-<span class="sourceLineNo">109</span> * @param major Request major
compaction.<a name="line.109"></a>
-<span class="sourceLineNo">110</span> */<a name="line.110"></a>
-<span class="sourceLineNo">111</span> public void compact(final Path path,
final boolean compactOnce, final boolean major) throws IOException {<a
name="line.111"></a>
-<span class="sourceLineNo">112</span> if (isFamilyDir(fs, path)) {<a
name="line.112"></a>
-<span class="sourceLineNo">113</span> Path regionDir =
path.getParent();<a name="line.113"></a>
-<span class="sourceLineNo">114</span> Path tableDir =
regionDir.getParent();<a name="line.114"></a>
-<span class="sourceLineNo">115</span> TableDescriptor htd =
FSTableDescriptors.getTableDescriptorFromFs(fs, tableDir);<a
name="line.115"></a>
-<span class="sourceLineNo">116</span> RegionInfo hri =
HRegionFileSystem.loadRegionInfoFileContent(fs, regionDir);<a
name="line.116"></a>
-<span class="sourceLineNo">117</span> compactStoreFiles(tableDir, htd,
hri,<a name="line.117"></a>
-<span class="sourceLineNo">118</span> path.getName(), compactOnce,
major);<a name="line.118"></a>
-<span class="sourceLineNo">119</span> } else if (isRegionDir(fs, path))
{<a name="line.119"></a>
-<span class="sourceLineNo">120</span> Path tableDir =
path.getParent();<a name="line.120"></a>
-<span class="sourceLineNo">121</span> TableDescriptor htd =
FSTableDescriptors.getTableDescriptorFromFs(fs, tableDir);<a
name="line.121"></a>
-<span class="sourceLineNo">122</span> compactRegion(tableDir, htd,
path, compactOnce, major);<a name="line.122"></a>
-<span class="sourceLineNo">123</span> } else if (isTableDir(fs, path))
{<a name="line.123"></a>
-<span class="sourceLineNo">124</span> compactTable(path, compactOnce,
major);<a name="line.124"></a>
-<span class="sourceLineNo">125</span> } else {<a name="line.125"></a>
-<span class="sourceLineNo">126</span> throw new IOException(<a
name="line.126"></a>
-<span class="sourceLineNo">127</span> "Specified path is not a table,
region or family directory. path=" + path);<a name="line.127"></a>
-<span class="sourceLineNo">128</span> }<a name="line.128"></a>
-<span class="sourceLineNo">129</span> }<a name="line.129"></a>
-<span class="sourceLineNo">130</span><a name="line.130"></a>
-<span class="sourceLineNo">131</span> private void compactTable(final Path
tableDir, final boolean compactOnce, final boolean major)<a name="line.131"></a>
-<span class="sourceLineNo">132</span> throws IOException {<a
name="line.132"></a>
-<span class="sourceLineNo">133</span> TableDescriptor htd =
FSTableDescriptors.getTableDescriptorFromFs(fs, tableDir);<a
name="line.133"></a>
-<span class="sourceLineNo">134</span> for (Path regionDir:
FSUtils.getRegionDirs(fs, tableDir)) {<a name="line.134"></a>
-<span class="sourceLineNo">135</span> compactRegion(tableDir, htd,
regionDir, compactOnce, major);<a name="line.135"></a>
-<span class="sourceLineNo">136</span> }<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> private void compactRegion(final Path
tableDir, final TableDescriptor htd,<a name="line.139"></a>
-<span class="sourceLineNo">140</span> final Path regionDir, final
boolean compactOnce, final boolean major)<a name="line.140"></a>
-<span class="sourceLineNo">141</span> throws IOException {<a
name="line.141"></a>
-<span class="sourceLineNo">142</span> RegionInfo hri =
HRegionFileSystem.loadRegionInfoFileContent(fs, regionDir);<a
name="line.142"></a>
-<span class="sourceLineNo">143</span> for (Path familyDir:
FSUtils.getFamilyDirs(fs, regionDir)) {<a name="line.143"></a>
-<span class="sourceLineNo">144</span> compactStoreFiles(tableDir, htd,
hri, familyDir.getName(), compactOnce, major);<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><a name="line.147"></a>
-<span class="sourceLineNo">148</span> /**<a name="line.148"></a>
-<span class="sourceLineNo">149</span> * Execute the actual compaction
job.<a name="line.149"></a>
-<span class="sourceLineNo">150</span> * If the compact once flag is not
specified, execute the compaction until<a name="line.150"></a>
-<span class="sourceLineNo">151</span> * no more compactions are needed.
Uses the Configuration settings provided.<a name="line.151"></a>
-<span class="sourceLineNo">152</span> */<a name="line.152"></a>
-<span class="sourceLineNo">153</span> private void compactStoreFiles(final
Path tableDir, final TableDescriptor htd,<a name="line.153"></a>
-<span class="sourceLineNo">154</span> final RegionInfo hri, final
String familyName, final boolean compactOnce,<a name="line.154"></a>
-<span class="sourceLineNo">155</span> final boolean major) throws
IOException {<a name="line.155"></a>
-<span class="sourceLineNo">156</span> HStore store = getStore(conf, fs,
tableDir, htd, hri, familyName, tmpDir);<a name="line.156"></a>
-<span class="sourceLineNo">157</span> LOG.info("Compact table=" +
htd.getTableName() +<a name="line.157"></a>
-<span class="sourceLineNo">158</span> " region=" +
hri.getRegionNameAsString() +<a name="line.158"></a>
-<span class="sourceLineNo">159</span> " family=" + familyName);<a
name="line.159"></a>
-<span class="sourceLineNo">160</span> if (major) {<a name="line.160"></a>
-<span class="sourceLineNo">161</span> store.triggerMajorCompaction();<a
name="line.161"></a>
-<span class="sourceLineNo">162</span> }<a name="line.162"></a>
-<span class="sourceLineNo">163</span> do {<a name="line.163"></a>
-<span class="sourceLineNo">164</span> Optional<CompactionContext>
compaction =<a name="line.164"></a>
-<span class="sourceLineNo">165</span>
store.requestCompaction(PRIORITY_USER, CompactionLifeCycleTracker.DUMMY,
null);<a name="line.165"></a>
-<span class="sourceLineNo">166</span> if (!compaction.isPresent()) {<a
name="line.166"></a>
-<span class="sourceLineNo">167</span> break;<a name="line.167"></a>
-<span class="sourceLineNo">168</span> }<a name="line.168"></a>
-<span class="sourceLineNo">169</span> List<HStoreFile> storeFiles
=<a name="line.169"></a>
-<span class="sourceLineNo">170</span>
store.compact(compaction.get(), NoLimitThroughputController.INSTANCE, null);<a
name="line.170"></a>
-<span class="sourceLineNo">171</span> if (storeFiles != null &&
!storeFiles.isEmpty()) {<a name="line.171"></a>
-<span class="sourceLineNo">172</span> if (keepCompactedFiles
&& deleteCompacted) {<a name="line.172"></a>
-<span class="sourceLineNo">173</span> for (HStoreFile storeFile:
storeFiles) {<a name="line.173"></a>
-<span class="sourceLineNo">174</span>
fs.delete(storeFile.getPath(), false);<a name="line.174"></a>
-<span class="sourceLineNo">175</span> }<a name="line.175"></a>
-<span class="sourceLineNo">176</span> }<a name="line.176"></a>
-<span class="sourceLineNo">177</span> }<a name="line.177"></a>
-<span class="sourceLineNo">178</span> } while (store.needsCompaction()
&& !compactOnce);<a name="line.178"></a>
-<span class="sourceLineNo">179</span> }<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> * Create a "mock" HStore that uses
the tmpDir specified by the user and<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * the store dir to compact as
source.<a name="line.183"></a>
-<span class="sourceLineNo">184</span> */<a name="line.184"></a>
-<span class="sourceLineNo">185</span> private static HStore getStore(final
Configuration conf, final FileSystem fs,<a name="line.185"></a>
-<span class="sourceLineNo">186</span> final Path tableDir, final
TableDescriptor htd, final RegionInfo hri,<a name="line.186"></a>
-<span class="sourceLineNo">187</span> final String familyName, final
Path tempDir) throws IOException {<a name="line.187"></a>
-<span class="sourceLineNo">188</span> HRegionFileSystem regionFs = new
HRegionFileSystem(conf, fs, tableDir, hri) {<a name="line.188"></a>
-<span class="sourceLineNo">189</span> @Override<a name="line.189"></a>
-<span class="sourceLineNo">190</span> public Path getTempDir() {<a
name="line.190"></a>
-<span class="sourceLineNo">191</span> return tempDir;<a
name="line.191"></a>
-<span class="sourceLineNo">192</span> }<a name="line.192"></a>
-<span class="sourceLineNo">193</span> };<a name="line.193"></a>
-<span class="sourceLineNo">194</span> HRegion region = new
HRegion(regionFs, null, conf, htd, null);<a name="line.194"></a>
-<span class="sourceLineNo">195</span> return new HStore(region,
htd.getColumnFamily(Bytes.toBytes(familyName)), conf);<a name="line.195"></a>
-<span class="sourceLineNo">196</span> }<a name="line.196"></a>
-<span class="sourceLineNo">197</span> }<a name="line.197"></a>
-<span class="sourceLineNo">198</span><a name="line.198"></a>
-<span class="sourceLineNo">199</span> private static boolean
isRegionDir(final FileSystem fs, final Path path) throws IOException {<a
name="line.199"></a>
-<span class="sourceLineNo">200</span> Path regionInfo = new Path(path,
HRegionFileSystem.REGION_INFO_FILE);<a name="line.200"></a>
-<span class="sourceLineNo">201</span> return fs.exists(regionInfo);<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> private static boolean isTableDir(final
FileSystem fs, final Path path) throws IOException {<a name="line.204"></a>
-<span class="sourceLineNo">205</span> return
FSTableDescriptors.getTableInfoPath(fs, path) != null;<a name="line.205"></a>
-<span class="sourceLineNo">206</span> }<a name="line.206"></a>
-<span class="sourceLineNo">207</span><a name="line.207"></a>
-<span class="sourceLineNo">208</span> private static boolean
isFamilyDir(final FileSystem fs, final Path path) throws IOException {<a
name="line.208"></a>
-<span class="sourceLineNo">209</span> return isRegionDir(fs,
path.getParent());<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> private static class CompactionMapper<a
name="line.212"></a>
-<span class="sourceLineNo">213</span> extends Mapper<LongWritable,
Text, NullWritable, NullWritable> {<a name="line.213"></a>
-<span class="sourceLineNo">214</span> private CompactionWorker compactor =
null;<a name="line.214"></a>
-<span class="sourceLineNo">215</span> private boolean compactOnce =
false;<a name="line.215"></a>
-<span class="sourceLineNo">216</span> private boolean major = false;<a
name="line.216"></a>
-<span class="sourceLineNo">217</span><a name="line.217"></a>
-<span class="sourceLineNo">218</span> @Override<a name="line.218"></a>
-<span class="sourceLineNo">219</span> public void setup(Context context)
{<a name="line.219"></a>
-<span class="sourceLineNo">220</span> Configuration conf =
context.getConfiguration();<a name="line.220"></a>
-<span class="sourceLineNo">221</span> compactOnce =
conf.getBoolean(CONF_COMPACT_ONCE, false);<a name="line.221"></a>
-<span class="sourceLineNo">222</span> major =
conf.getBoolean(CONF_COMPACT_MAJOR, false);<a name="line.222"></a>
-<span class="sourceLineNo">223</span><a name="line.223"></a>
-<span class="sourceLineNo">224</span> try {<a name="line.224"></a>
-<span class="sourceLineNo">225</span> FileSystem fs =
FileSystem.get(conf);<a name="line.225"></a>
-<span class="sourceLineNo">226</span> this.compactor = new
CompactionWorker(fs, conf);<a name="line.226"></a>
-<span class="sourceLineNo">227</span> } catch (IOException e) {<a
name="line.227"></a>
-<span class="sourceLineNo">228</span> throw new RuntimeException("Could
not get the input FileSystem", e);<a name="line.228"></a>
-<span class="sourceLineNo">229</span> }<a name="line.229"></a>
-<span class="sourceLineNo">230</span> }<a name="line.230"></a>
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-<span class="sourceLineNo">233</span> public void map(LongWritable key,
Text value, Context context)<a name="line.233"></a>
-<span class="sourceLineNo">234</span> throws InterruptedException,
IOException {<a name="line.234"></a>
-<span class="sourceLineNo">235</span> Path path = new
Path(value.toString());<a name="line.235"></a>
-<span class="sourceLineNo">236</span> this.compactor.compact(path,
compactOnce, major);<a name="line.236"></a>
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-<span class="sourceLineNo">238</span> }<a name="line.238"></a>
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-<span class="sourceLineNo">240</span> /**<a name="line.240"></a>
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block location as input split locality.<a name="line.241"></a>
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CompactionInputFormat extends TextInputFormat {<a name="line.243"></a>
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isSplitable(JobContext context, Path file) {<a name="line.245"></a>
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files directory using the block location<a name="line.250"></a>
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getSplits(JobContext job) throws IOException {<a name="line.254"></a>
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ArrayList<>();<a name="line.255"></a>
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listStatus(job);<a name="line.256"></a>
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name="line.258"></a>
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name="line.260"></a>
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path.getFileSystem(job.getConfiguration());<a name="line.261"></a>
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LineReader(fs.open(path));<a name="line.262"></a>
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reader.readLine(key)) > 0) {<a name="line.266"></a>
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getStoreDirHosts(fs, path);<a name="line.267"></a>
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FileSplit(path, pos, n, hosts));<a name="line.268"></a>
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+<span class="sourceLineNo">084</span> /**<a name="line.84"></a>
+<span class="sourceLineNo">085</span> * Class responsible to execute the
Compaction on the specified path.<a name="line.85"></a>
+<span class="sourceLineNo">086</span> * The path can be a table, region or
family directory.<a name="line.86"></a>
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{<a name="line.88"></a>
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deleteCompacted;<a name="line.89"></a>
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name="line.92"></a>
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FileSystem fs, final Configuration conf) {<a name="line.94"></a>
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+<span class="sourceLineNo">096</span> this.deleteCompacted =
conf.getBoolean(CONF_DELETE_COMPACTED, false);<a name="line.96"></a>
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Path(conf.get(CONF_TMP_DIR));<a name="line.97"></a>
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specified path.<a name="line.102"></a>
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+<span class="sourceLineNo">104</span> * @param path Directory path on
which to run compaction.<a name="line.104"></a>
+<span class="sourceLineNo">105</span> * @param compactOnce Execute just a
single step of compaction.<a name="line.105"></a>
+<span class="sourceLineNo">106</span> * @param major Request major
compaction.<a name="line.106"></a>
+<span class="sourceLineNo">107</span> */<a name="line.107"></a>
+<span class="sourceLineNo">108</span> public void compact(final Path path,
final boolean compactOnce, final boolean major) throws IOException {<a
name="line.108"></a>
+<span class="sourceLineNo">109</span> if (isFamilyDir(fs, path)) {<a
name="line.109"></a>
+<span class="sourceLineNo">110</span> Path regionDir =
path.getParent();<a name="line.110"></a>
+<span class="sourceLineNo">111</span> Path tableDir =
regionDir.getParent();<a name="line.111"></a>
+<span class="sourceLineNo">112</span> TableDescriptor htd =
FSTableDescriptors.getTableDescriptorFromFs(fs, tableDir);<a
name="line.112"></a>
+<span class="sourceLineNo">113</span> RegionInfo hri =
HRegionFileSystem.loadRegionInfoFileContent(fs, regionDir);<a
name="line.113"></a>
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boolean compactOnce, final boolean major)<a name="line.137"></a>
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source.<a name="line.180"></a>
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Configuration conf, final FileSystem fs,<a name="line.182"></a>
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TableDescriptor htd, final RegionInfo hri,<a name="line.183"></a>
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Path tempDir) throws IOException {<a name="line.184"></a>
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HRegionFileSystem(conf, fs, tableDir, hri) {<a name="line.185"></a>
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htd.getColumnFamily(Bytes.toBytes(familyName)), conf);<a name="line.192"></a>
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context.getConfiguration();<a name="line.217"></a>
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conf.getBoolean(CONF_COMPACT_MAJOR, false);<a name="line.219"></a>
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Path(value.toString());<a name="line.232"></a>
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reader.readLine(key)) > 0) {<a name="line.263"></a>
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FSUtils.computeHDFSBlocksDistribution(fs, hfileStatus, 0,
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hdfsBlocksDistribution.add(storeFileBlocksDistribution);<a name="line.293"></a>
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hdfsBlocksDistribution.add(storeFileBlocksDistribution);<a name="line.290"></a>
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String[hosts.size()]);<a name="line.294"></a>
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{<a name="line.307"></a>
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fs.create(path);<a name="line.327"></a>
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name="line.328"></a>
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job.setMapperClass(CompactionMapper.class);<a name="line.353"></a>
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job.setInputFormatClass(CompactionInputFormat.class);<a name="line.354"></a>
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job.setOutputFormatClass(NullOutputFormat.class);<a name="line.355"></a>
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job.setMapSpeculativeExecution(false);<a name="line.356"></a>
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+<span class="sourceLineNo">359</span> // add dependencies (including HBase
ones)<a name="line.359"></a>
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TableMapReduceUtil.addDependencyJars(job);<a name="line.360"></a>
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TableMapReduceUtil.addDependencyJars(job);<a name="line.363"></a>
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CompactionInputFormat.createInputFile(fs, inputPath, toCompactDirs);<a
name="line.369"></a>
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CompactionInputFormat.addInputPath(job, inputPath);<a name="line.370"></a>
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+<span class="sourceLineNo">364</span> // Create input file with the store
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Path(stagingDir, "compact-"+ EnvironmentEdgeManager.currentTime());<a
name="line.365"></a>
+<span class="sourceLineNo">366</span>
CompactionInputFormat.createInputFile(fs, inputPath, toCompactDirs);<a
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cluster<a name="line.369"></a>
+<span class="sourceLineNo">370</span>
TableMapReduceUtil.initCredentials(job);<a name="line.370"></a>
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boolean major) throws IOException {<a name="line.386"></a>
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name="line.398"></a>
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name="line.399"></a>
+<span class="sourceLineNo">372</span> // Start the MR Job and wait<a
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+<span class="sourceLineNo">373</span> return job.waitForCompletion(true)
? 0 : 1;<a name="line.373"></a>
+<span class="sourceLineNo">374</span> } finally {<a name="line.374"></a>
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name="line.375"></a>
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+<span class="sourceLineNo">377</span> }<a name="line.377"></a>
+<span class="sourceLineNo">378</span><a name="line.378"></a>
+<span class="sourceLineNo">379</span> /**<a name="line.379"></a>
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client, one path at the time.<a name="line.380"></a>
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+<span class="sourceLineNo">382</span> private int doClient(final FileSystem
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boolean major) throws IOException {<a name="line.383"></a>
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name="line.385"></a>
+<span class="sourceLineNo">386</span> worker.compact(path, compactOnce,
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+<span class="sourceLineNo">387</span> }<a name="line.387"></a>
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name="line.418"></a>
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name="line.426"></a>
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pass -D"+CONF_TMP_DIR+"=ALTERNATE_DIR");<a name="line.463"></a>
+<span class="sourceLineNo">401</span> try {<a name="line.401"></a>
+<span class="sourceLineNo">402</span> for (int i = 0; i < args.length;
++i) {<a name="line.402"></a>
+<span class="sourceLineNo">403</span> String opt = args[i];<a
name="line.403"></a>
+<span class="sourceLineNo">404</span> if (opt.equals("-compactOnce"))
{<a name="line.404"></a>
+<span class="sourceLineNo">405</span> compactOnce = true;<a
name="line.405"></a>
+<span class="sourceLineNo">406</span> } else if (opt.equals("-major"))
{<a name="line.406"></a>
+<span class="sourceLineNo">407</span> major = true;<a
name="line.407"></a>
+<span class="sourceLineNo">408</span> } else if (opt.equals("-mapred"))
{<a name="line.408"></a>
+<span class="sourceLineNo">409</span> mapred = true;<a
name="line.409"></a>
+<span class="sourceLineNo">410</span> } else if (!opt.startsWith("-"))
{<a name="line.410"></a>
+<span class="sourceLineNo">411</span> Path path = new Path(opt);<a
name="line.411"></a>
+<span class="sourceLineNo">412</span> FileStatus status =
fs.getFileStatus(path);<a name="line.412"></a>
+<span class="sourceLineNo">413</span> if (!status.isDirectory()) {<a
name="line.413"></a>
+<span class="sourceLineNo">414</span> printUsage("Specified path is
not a directory. path=" + path);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> return 1;<a
name="line.415"></a>
+<span class="sourceLineNo">416</span> }<a name="line.416"></a>
+<span class="sourceLineNo">417</span> toCompactDirs.add(path);<a
name="line.417"></a>
+<span class="sourceLineNo">418</span> } else {<a name="line.418"></a>
+<span class="sourceLineNo">419</span> printUsage();<a
name="line.419"></a>
+<span class="sourceLineNo">420</span> }<a name="line.420"></a>
+<span class="sourceLineNo">421</span> }<a name="line.421"></a>
+<span class="sourceLineNo">422</span> } catch (Exception e) {<a
name="line.422"></a>
+<span class="sourceLineNo">423</span> printUsage(e.getMessage());<a
name="line.423"></a>
+<span class="sourceLineNo">424</span> return 1;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> if (toCompactDirs.isEmpty()) {<a
name="line.427"></a>
+<span class="sourceLineNo">428</span> printUsage("No directories to
compact specified.");<a name="line.428"></a>
+<span class="sourceLineNo">429</span> return 1;<a name="line.429"></a>
+<span class="sourceLineNo">430</span> }<a name="line.430"></a>
+<span class="sourceLineNo">431</span><a name="line.431"></a>
+<span class="sourceLineNo">432</span> // Execute compaction!<a
name="line.432"></a>
+<span class="sourceLineNo">433</span> if (mapred) {<a name="line.433"></a>
+<span class="sourceLineNo">434</span> return doMapReduce(fs,
toCompactDirs, compactOnce, major);<a name="line.434"></a>
+<span class="sourceLineNo">435</span> } else {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> return doClient(fs, toCompactDirs,
compactOnce, major);<a name="line.436"></a>
+<span class="sourceLineNo">437</span> }<a name="line.437"></a>
+<span class="sourceLineNo">438</span> }<a name="line.438"></a>
+<span class="sourceLineNo">439</span><a name="line.439"></a>
+<span class="sourceLineNo">440</span> private void printUsage() {<a
name="line.440"></a>
+<span class="sourceLineNo">441</span> printUsage(null);<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> private void printUsage(final String
message) {<a name="line.444"></a>
+<span class="sourceLineNo">445</span> if (message != null &&
message.length() > 0) {<a name="line.445"></a>
+<span class="sourceLineNo">446</span> System.err.println(message);<a
name="line.446"></a>
+<span class="sourceLineNo">447</span> }<a name="line.447"></a>
+<span class="sourceLineNo">448</span> System.err.println("Usage: java " +
this.getClass().getName() + " \\");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> System.err.println(" [-compactOnce]
[-major] [-mapred] [-D<property=value>]* files...");<a
name="line.449"></a>
+<span class="sourceLineNo">450</span> System.err.println();<a
name="line.450"></a>
+<span class="sourceLineNo">451</span> System.err.println("Options:");<a
name="line.451"></a>
+<span class="sourceLineNo">452</span> System.err.println(" mapred
Use MapReduce to run compaction.");<a name="line.452"></a>
+<span class="sourceLineNo">453</span> System.err.println(" compactOnce
Execute just one compaction step. (default: while needed)");<a
name="line.453"></a>
+<span class="sourceLineNo">454</span> System.err.println(" major
Trigger major compaction.");<a name="line.454"></a>
+<span class="sourceLineNo">455</span> System.err.println();<a
name="line.455"></a>
+<span class="sourceLineNo">456</span> System.err.println("Note: -D
properties will be applied to the conf used. ");<a name="line.456"></a>
+<span class="sourceLineNo">457</span> System.err.println("For example:
");<a name="line.457"></a>
+<span class="sourceLineNo">458</span> System.err.println(" To stop delete
of compacted file, pass -D"+CONF_DELETE_COMPACTED+"=false");<a
name="line.458"></a>
+<span class="sourceLineNo">459</span> System.err.println(" To set tmp dir,
pass -D"+CONF_TMP_DIR+"=ALTERNATE_DIR");<a name="line.459"></a>
+<span class="sourceLineNo">460</span> System.err.println();<a
name="line.460"></a>
+<span class="sourceLineNo">461</span> System.err.println("Examples:");<a
name="line.461"></a>
+<span class="sourceLineNo">462</span> System.err.println(" To compact the
full 'TestTable' using MapReduce:");<a name="line.462"></a>
+<span class="sourceLineNo">463</span> System.err.println(" $ hbase " +
this.getClass().getName() + " -mapred hdfs:///hbase/data/default/TestTable");<a
name="line.463"></a>
<span class="sourceLineNo">464</span> System.err.println();<a
name="line.464"></a>
-<span class="sourceLineNo">465</span> System.err.println("Examples:");<a
name="line.465"></a>
-<span class="sourceLineNo">466</span> System.err.println(" To compact the
full 'TestTable' using MapReduce:");<a name="line.466"></a>
-<span class="sourceLineNo">467</span> System.err.println(" $ hbase " +
this.getClass().getName() + " -mapred hdfs:///hbase/data/default/TestTable");<a
name="line.467"></a>
-<span class="sourceLineNo">468</span> System.err.println();<a
name="line.468"></a>
-<span class="sourceLineNo">469</span> System.err.println(" To compact
column family 'x' of the table 'TestTable' region 'abc':");<a
name="line.469"></a>
-<span class="sourceLineNo">470</span> System.err.println(" $ hbase " +
this.getClass().getName() + " hdfs:///hbase/data/default/TestTable/abc/x");<a
name="line.470"></a>
+<span class="sourceLineNo">465</span> System.err.println(" To compact
column family 'x' of the table 'TestTable' region 'abc':");<a
name="line.465"></a>
+<span class="sourceLineNo">466</span> System.err.println(" $ hbase " +
this.getClass().getName() + " hdfs:///hbase/data/default/TestTable/abc/x");<a
name="line.466"></a>
+<span class="sourceLineNo">467</span> }<a name="line.467"></a>
+<span class="sourceLineNo">468</span><a name="line.468"></a>
+<span class="sourceLineNo">469</span> public static void main(String[] args)
throws Exception {<a name="line.469"></a>
+<span class="sourceLineNo">470</span>
System.exit(ToolRunner.run(HBaseConfiguration.create(), new CompactionTool(),
args));<a name="line.470"></a>
<span class="sourceLineNo">471</span> }<a name="line.471"></a>
-<span class="sourceLineNo">472</span><a name="line.472"></a>
-<span class="sourceLineNo">473</span> public static void main(String[] args)
throws Exception {<a name="line.473"></a>
-<span class="sourceLineNo">474</span>
System.exit(ToolRunner.run(HBaseConfiguration.create(), new CompactionTool(),
args));<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>
+<span class="sourceLineNo">472</span>}<a name="line.472"></a>