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From git-site-r...@apache.org
Subject [46/51] [partial] hbase-site git commit: Published site at .
Date Sat, 30 Sep 2017 15:14:06 GMT
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/d41f56fe/apidocs/src-html/org/apache/hadoop/hbase/mapred/TableSnapshotInputFormat.html
----------------------------------------------------------------------
diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapred/TableSnapshotInputFormat.html
b/apidocs/src-html/org/apache/hadoop/hbase/mapred/TableSnapshotInputFormat.html
index 95d1abe..05a30ae 100644
--- a/apidocs/src-html/org/apache/hadoop/hbase/mapred/TableSnapshotInputFormat.html
+++ b/apidocs/src-html/org/apache/hadoop/hbase/mapred/TableSnapshotInputFormat.html
@@ -34,144 +34,162 @@
 <span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.client.Scan;<a
name="line.26"></a>
 <span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.io.ImmutableBytesWritable;<a
name="line.27"></a>
 <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormatImpl;<a
name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.mapred.InputFormat;<a
name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.mapred.InputSplit;<a
name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.mapred.JobConf;<a
name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.mapred.RecordReader;<a
name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.mapred.Reporter;<a
name="line.33"></a>
-<span class="sourceLineNo">034</span><a name="line.34"></a>
-<span class="sourceLineNo">035</span>import java.io.DataInput;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import java.io.DataOutput;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import java.io.IOException;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import java.util.List;<a name="line.38"></a>
-<span class="sourceLineNo">039</span><a name="line.39"></a>
-<span class="sourceLineNo">040</span>/**<a name="line.40"></a>
-<span class="sourceLineNo">041</span> * TableSnapshotInputFormat allows a MapReduce
job to run over a table snapshot. Further<a name="line.41"></a>
-<span class="sourceLineNo">042</span> * documentation available on {@link org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormat}.<a
name="line.42"></a>
-<span class="sourceLineNo">043</span> *<a name="line.43"></a>
-<span class="sourceLineNo">044</span> * @see org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormat<a
name="line.44"></a>
-<span class="sourceLineNo">045</span> */<a name="line.45"></a>
-<span class="sourceLineNo">046</span>@InterfaceAudience.Public<a name="line.46"></a>
-<span class="sourceLineNo">047</span>public class TableSnapshotInputFormat implements
InputFormat&lt;ImmutableBytesWritable, Result&gt; {<a name="line.47"></a>
-<span class="sourceLineNo">048</span><a name="line.48"></a>
-<span class="sourceLineNo">049</span>  public static class TableSnapshotRegionSplit
implements InputSplit {<a name="line.49"></a>
-<span class="sourceLineNo">050</span>    private TableSnapshotInputFormatImpl.InputSplit
delegate;<a name="line.50"></a>
-<span class="sourceLineNo">051</span><a name="line.51"></a>
-<span class="sourceLineNo">052</span>    // constructor for mapreduce framework
/ Writable<a name="line.52"></a>
-<span class="sourceLineNo">053</span>    public TableSnapshotRegionSplit() {<a
name="line.53"></a>
-<span class="sourceLineNo">054</span>      this.delegate = new TableSnapshotInputFormatImpl.InputSplit();<a
name="line.54"></a>
-<span class="sourceLineNo">055</span>    }<a name="line.55"></a>
-<span class="sourceLineNo">056</span><a name="line.56"></a>
-<span class="sourceLineNo">057</span>    public TableSnapshotRegionSplit(TableSnapshotInputFormatImpl.InputSplit
delegate) {<a name="line.57"></a>
-<span class="sourceLineNo">058</span>      this.delegate = delegate;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>    }<a name="line.59"></a>
-<span class="sourceLineNo">060</span><a name="line.60"></a>
-<span class="sourceLineNo">061</span>    public TableSnapshotRegionSplit(HTableDescriptor
htd, HRegionInfo regionInfo,<a name="line.61"></a>
-<span class="sourceLineNo">062</span>        List&lt;String&gt; locations,
Scan scan, Path restoreDir) {<a name="line.62"></a>
-<span class="sourceLineNo">063</span>      this.delegate =<a name="line.63"></a>
-<span class="sourceLineNo">064</span>          new TableSnapshotInputFormatImpl.InputSplit(htd,
regionInfo, locations, scan, restoreDir);<a name="line.64"></a>
-<span class="sourceLineNo">065</span>    }<a name="line.65"></a>
-<span class="sourceLineNo">066</span><a name="line.66"></a>
-<span class="sourceLineNo">067</span>    @Override<a name="line.67"></a>
-<span class="sourceLineNo">068</span>    public long getLength() throws IOException
{<a name="line.68"></a>
-<span class="sourceLineNo">069</span>      return delegate.getLength();<a
name="line.69"></a>
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-<span class="sourceLineNo">071</span><a name="line.71"></a>
-<span class="sourceLineNo">072</span>    @Override<a name="line.72"></a>
-<span class="sourceLineNo">073</span>    public String[] getLocations() throws
IOException {<a name="line.73"></a>
-<span class="sourceLineNo">074</span>      return delegate.getLocations();<a
name="line.74"></a>
-<span class="sourceLineNo">075</span>    }<a name="line.75"></a>
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-<span class="sourceLineNo">077</span>    @Override<a name="line.77"></a>
-<span class="sourceLineNo">078</span>    public void write(DataOutput out) throws
IOException {<a name="line.78"></a>
-<span class="sourceLineNo">079</span>      delegate.write(out);<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>    @Override<a name="line.82"></a>
-<span class="sourceLineNo">083</span>    public void readFields(DataInput in)
throws IOException {<a name="line.83"></a>
-<span class="sourceLineNo">084</span>      delegate.readFields(in);<a name="line.84"></a>
-<span class="sourceLineNo">085</span>    }<a name="line.85"></a>
-<span class="sourceLineNo">086</span>  }<a name="line.86"></a>
-<span class="sourceLineNo">087</span><a name="line.87"></a>
-<span class="sourceLineNo">088</span>  static class TableSnapshotRecordReader<a
name="line.88"></a>
-<span class="sourceLineNo">089</span>    implements RecordReader&lt;ImmutableBytesWritable,
Result&gt; {<a name="line.89"></a>
-<span class="sourceLineNo">090</span><a name="line.90"></a>
-<span class="sourceLineNo">091</span>    private TableSnapshotInputFormatImpl.RecordReader
delegate;<a name="line.91"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.util.RegionSplitter;<a
name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.mapred.InputFormat;<a
name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.mapred.InputSplit;<a
name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.mapred.JobConf;<a
name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.mapred.RecordReader;<a
name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.mapred.Reporter;<a
name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.mapreduce.Job;<a
name="line.35"></a>
+<span class="sourceLineNo">036</span><a name="line.36"></a>
+<span class="sourceLineNo">037</span>import java.io.DataInput;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import java.io.DataOutput;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import java.io.IOException;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import java.util.List;<a name="line.40"></a>
+<span class="sourceLineNo">041</span><a name="line.41"></a>
+<span class="sourceLineNo">042</span>/**<a name="line.42"></a>
+<span class="sourceLineNo">043</span> * TableSnapshotInputFormat allows a MapReduce
job to run over a table snapshot. Further<a name="line.43"></a>
+<span class="sourceLineNo">044</span> * documentation available on {@link org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormat}.<a
name="line.44"></a>
+<span class="sourceLineNo">045</span> *<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * @see org.apache.hadoop.hbase.mapreduce.TableSnapshotInputFormat<a
name="line.46"></a>
+<span class="sourceLineNo">047</span> */<a name="line.47"></a>
+<span class="sourceLineNo">048</span>@InterfaceAudience.Public<a name="line.48"></a>
+<span class="sourceLineNo">049</span>public class TableSnapshotInputFormat implements
InputFormat&lt;ImmutableBytesWritable, Result&gt; {<a name="line.49"></a>
+<span class="sourceLineNo">050</span><a name="line.50"></a>
+<span class="sourceLineNo">051</span>  public static class TableSnapshotRegionSplit
implements InputSplit {<a name="line.51"></a>
+<span class="sourceLineNo">052</span>    private TableSnapshotInputFormatImpl.InputSplit
delegate;<a name="line.52"></a>
+<span class="sourceLineNo">053</span><a name="line.53"></a>
+<span class="sourceLineNo">054</span>    // constructor for mapreduce framework
/ Writable<a name="line.54"></a>
+<span class="sourceLineNo">055</span>    public TableSnapshotRegionSplit() {<a
name="line.55"></a>
+<span class="sourceLineNo">056</span>      this.delegate = new TableSnapshotInputFormatImpl.InputSplit();<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>    public TableSnapshotRegionSplit(TableSnapshotInputFormatImpl.InputSplit
delegate) {<a name="line.59"></a>
+<span class="sourceLineNo">060</span>      this.delegate = delegate;<a name="line.60"></a>
+<span class="sourceLineNo">061</span>    }<a name="line.61"></a>
+<span class="sourceLineNo">062</span><a name="line.62"></a>
+<span class="sourceLineNo">063</span>    public TableSnapshotRegionSplit(HTableDescriptor
htd, HRegionInfo regionInfo,<a name="line.63"></a>
+<span class="sourceLineNo">064</span>        List&lt;String&gt; locations,
Scan scan, Path restoreDir) {<a name="line.64"></a>
+<span class="sourceLineNo">065</span>      this.delegate =<a name="line.65"></a>
+<span class="sourceLineNo">066</span>          new TableSnapshotInputFormatImpl.InputSplit(htd,
regionInfo, locations, scan, restoreDir);<a name="line.66"></a>
+<span class="sourceLineNo">067</span>    }<a name="line.67"></a>
+<span class="sourceLineNo">068</span><a name="line.68"></a>
+<span class="sourceLineNo">069</span>    @Override<a name="line.69"></a>
+<span class="sourceLineNo">070</span>    public long getLength() throws IOException
{<a name="line.70"></a>
+<span class="sourceLineNo">071</span>      return delegate.getLength();<a
name="line.71"></a>
+<span class="sourceLineNo">072</span>    }<a name="line.72"></a>
+<span class="sourceLineNo">073</span><a name="line.73"></a>
+<span class="sourceLineNo">074</span>    @Override<a name="line.74"></a>
+<span class="sourceLineNo">075</span>    public String[] getLocations() throws
IOException {<a name="line.75"></a>
+<span class="sourceLineNo">076</span>      return delegate.getLocations();<a
name="line.76"></a>
+<span class="sourceLineNo">077</span>    }<a name="line.77"></a>
+<span class="sourceLineNo">078</span><a name="line.78"></a>
+<span class="sourceLineNo">079</span>    @Override<a name="line.79"></a>
+<span class="sourceLineNo">080</span>    public void write(DataOutput out) throws
IOException {<a name="line.80"></a>
+<span class="sourceLineNo">081</span>      delegate.write(out);<a name="line.81"></a>
+<span class="sourceLineNo">082</span>    }<a name="line.82"></a>
+<span class="sourceLineNo">083</span><a name="line.83"></a>
+<span class="sourceLineNo">084</span>    @Override<a name="line.84"></a>
+<span class="sourceLineNo">085</span>    public void readFields(DataInput in)
throws IOException {<a name="line.85"></a>
+<span class="sourceLineNo">086</span>      delegate.readFields(in);<a name="line.86"></a>
+<span class="sourceLineNo">087</span>    }<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>  static class TableSnapshotRecordReader<a
name="line.90"></a>
+<span class="sourceLineNo">091</span>    implements RecordReader&lt;ImmutableBytesWritable,
Result&gt; {<a name="line.91"></a>
 <span class="sourceLineNo">092</span><a name="line.92"></a>
-<span class="sourceLineNo">093</span>    public TableSnapshotRecordReader(TableSnapshotRegionSplit
split, JobConf job)<a name="line.93"></a>
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currentKey.getLength());<a name="line.105"></a>
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{<a name="line.126"></a>
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{<a name="line.131"></a>
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job, int numSplits) throws IOException {<a name="line.137"></a>
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splits =<a name="line.138"></a>
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name="line.139"></a>
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name="line.140"></a>
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i++) {<a name="line.141"></a>
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name="line.142"></a>
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Result&gt;<a name="line.148"></a>
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job, Reporter reporter) throws IOException {<a name="line.149"></a>
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split, job);<a name="line.150"></a>
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-<span class="sourceLineNo">152</span><a name="line.152"></a>
-<span class="sourceLineNo">153</span>  /**<a name="line.153"></a>
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to read from a snapshot.<a name="line.154"></a>
-<span class="sourceLineNo">155</span>   * @param job the job to configure<a
name="line.155"></a>
-<span class="sourceLineNo">156</span>   * @param snapshotName the name of the
snapshot to read from<a name="line.156"></a>
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to restore the snapshot into. Current user should<a name="line.157"></a>
-<span class="sourceLineNo">158</span>   * have write permissions to this directory,
and this should not be a subdirectory of rootdir.<a name="line.158"></a>
-<span class="sourceLineNo">159</span>   * After the job is finished, restoreDir
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{<a name="line.128"></a>
+<span class="sourceLineNo">129</span>      delegate.close();<a name="line.129"></a>
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{<a name="line.133"></a>
+<span class="sourceLineNo">134</span>      return delegate.getProgress();<a
name="line.134"></a>
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+<span class="sourceLineNo">139</span>  public InputSplit[] getSplits(JobConf
job, int numSplits) throws IOException {<a name="line.139"></a>
+<span class="sourceLineNo">140</span>    List&lt;TableSnapshotInputFormatImpl.InputSplit&gt;
splits =<a name="line.140"></a>
+<span class="sourceLineNo">141</span>      TableSnapshotInputFormatImpl.getSplits(job);<a
name="line.141"></a>
+<span class="sourceLineNo">142</span>    InputSplit[] results = new InputSplit[splits.size()];<a
name="line.142"></a>
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i++) {<a name="line.143"></a>
+<span class="sourceLineNo">144</span>      results[i] = new TableSnapshotRegionSplit(splits.get(i));<a
name="line.144"></a>
+<span class="sourceLineNo">145</span>    }<a name="line.145"></a>
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+<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>  @Override<a name="line.149"></a>
+<span class="sourceLineNo">150</span>  public RecordReader&lt;ImmutableBytesWritable,
Result&gt;<a name="line.150"></a>
+<span class="sourceLineNo">151</span>  getRecordReader(InputSplit split, JobConf
job, Reporter reporter) throws IOException {<a name="line.151"></a>
+<span class="sourceLineNo">152</span>    return new TableSnapshotRecordReader((TableSnapshotRegionSplit)
split, job);<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>   * Configures the job to use TableSnapshotInputFormat
to read from a snapshot.<a name="line.156"></a>
+<span class="sourceLineNo">157</span>   * @param job the job to configure<a
name="line.157"></a>
+<span class="sourceLineNo">158</span>   * @param snapshotName the name of the
snapshot to read from<a name="line.158"></a>
+<span class="sourceLineNo">159</span>   * @param restoreDir a temporary directory
to restore the snapshot into. Current user should<a name="line.159"></a>
+<span class="sourceLineNo">160</span>   * have write permissions to this directory,
and this should not be a subdirectory of rootdir.<a name="line.160"></a>
+<span class="sourceLineNo">161</span>   * After the job is finished, restoreDir
can be deleted.<a name="line.161"></a>
+<span class="sourceLineNo">162</span>   * @throws IOException if an error occurs<a
name="line.162"></a>
+<span class="sourceLineNo">163</span>   */<a name="line.163"></a>
+<span class="sourceLineNo">164</span>  public static void setInput(JobConf job,
String snapshotName, Path restoreDir)<a name="line.164"></a>
+<span class="sourceLineNo">165</span>      throws IOException {<a name="line.165"></a>
+<span class="sourceLineNo">166</span>    TableSnapshotInputFormatImpl.setInput(job,
snapshotName, restoreDir);<a name="line.166"></a>
+<span class="sourceLineNo">167</span>  }<a name="line.167"></a>
+<span class="sourceLineNo">168</span><a name="line.168"></a>
+<span class="sourceLineNo">169</span>  /**<a name="line.169"></a>
+<span class="sourceLineNo">170</span>   * Configures the job to use TableSnapshotInputFormat
to read from a snapshot.<a name="line.170"></a>
+<span class="sourceLineNo">171</span>   * @param job the job to configure<a
name="line.171"></a>
+<span class="sourceLineNo">172</span>   * @param snapshotName the name of the
snapshot to read from<a name="line.172"></a>
+<span class="sourceLineNo">173</span>   * @param restoreDir a temporary directory
to restore the snapshot into. Current user should<a name="line.173"></a>
+<span class="sourceLineNo">174</span>   * have write permissions to this directory,
and this should not be a subdirectory of rootdir.<a name="line.174"></a>
+<span class="sourceLineNo">175</span>   * After the job is finished, restoreDir
can be deleted.<a name="line.175"></a>
+<span class="sourceLineNo">176</span>   * @param splitAlgo split algorithm to
generate splits from region<a name="line.176"></a>
+<span class="sourceLineNo">177</span>   * @param numSplitsPerRegion how many
input splits to generate per one region<a name="line.177"></a>
+<span class="sourceLineNo">178</span>   * @throws IOException if an error occurs<a
name="line.178"></a>
+<span class="sourceLineNo">179</span>   */<a name="line.179"></a>
+<span class="sourceLineNo">180</span>  public static void setInput(JobConf job,
String snapshotName, Path restoreDir,<a name="line.180"></a>
+<span class="sourceLineNo">181</span>                              RegionSplitter.SplitAlgorithm
splitAlgo, int numSplitsPerRegion) throws IOException {<a name="line.181"></a>
+<span class="sourceLineNo">182</span>    TableSnapshotInputFormatImpl.setInput(job,
snapshotName, restoreDir, splitAlgo, numSplitsPerRegion);<a name="line.182"></a>
+<span class="sourceLineNo">183</span>  }<a name="line.183"></a>
+<span class="sourceLineNo">184</span>}<a name="line.184"></a>
 
 
 


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