You are viewing a plain text version of this content. The canonical link for it is here.
Posted to commits@hbase.apache.org by gi...@apache.org on 2018/08/16 14:48:25 UTC
[23/51] [partial] hbase-site git commit: Published site at
092efb42749bf7fc6ad338c96aae8e7b9d3a2c74.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f3d62514/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TsvImporterTextMapper.html
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diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TsvImporterTextMapper.html b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TsvImporterTextMapper.html
index 8359449..24080ca 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TsvImporterTextMapper.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TsvImporterTextMapper.html
@@ -36,104 +36,106 @@
<span class="sourceLineNo">028</span>import org.apache.hadoop.mapreduce.Counter;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.conf.Configuration;<a name="line.30"></a>
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-<span class="sourceLineNo">032</span>/**<a name="line.32"></a>
-<span class="sourceLineNo">033</span> * Write table content out to map output files.<a name="line.33"></a>
-<span class="sourceLineNo">034</span> */<a name="line.34"></a>
-<span class="sourceLineNo">035</span>@InterfaceAudience.Public<a name="line.35"></a>
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-<span class="sourceLineNo">038</span>{<a name="line.38"></a>
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-<span class="sourceLineNo">043</span> /** Should skip bad lines */<a name="line.43"></a>
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-<span class="sourceLineNo">045</span> private Counter badLineCount;<a name="line.45"></a>
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-<span class="sourceLineNo">048</span> private ImportTsv.TsvParser parser;<a name="line.48"></a>
+<span class="sourceLineNo">031</span>import org.slf4j.Logger;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.slf4j.LoggerFactory;<a name="line.32"></a>
+<span class="sourceLineNo">033</span><a name="line.33"></a>
+<span class="sourceLineNo">034</span>/**<a name="line.34"></a>
+<span class="sourceLineNo">035</span> * Write table content out to map output files.<a name="line.35"></a>
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+<span class="sourceLineNo">037</span>@InterfaceAudience.Public<a name="line.37"></a>
+<span class="sourceLineNo">038</span>public class TsvImporterTextMapper<a name="line.38"></a>
+<span class="sourceLineNo">039</span> extends Mapper<LongWritable, Text, ImmutableBytesWritable, Text> {<a name="line.39"></a>
+<span class="sourceLineNo">040</span> private static final Logger LOG = LoggerFactory.getLogger(TsvImporterTextMapper.class);<a name="line.40"></a>
+<span class="sourceLineNo">041</span><a name="line.41"></a>
+<span class="sourceLineNo">042</span> /** Column seperator */<a name="line.42"></a>
+<span class="sourceLineNo">043</span> private String separator;<a name="line.43"></a>
+<span class="sourceLineNo">044</span><a name="line.44"></a>
+<span class="sourceLineNo">045</span> /** Should skip bad lines */<a name="line.45"></a>
+<span class="sourceLineNo">046</span> private boolean skipBadLines;<a name="line.46"></a>
+<span class="sourceLineNo">047</span> private Counter badLineCount;<a name="line.47"></a>
+<span class="sourceLineNo">048</span> private boolean logBadLines;<a name="line.48"></a>
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-<span class="sourceLineNo">073</span><a name="line.73"></a>
-<span class="sourceLineNo">074</span> Configuration conf = context.getConfiguration();<a name="line.74"></a>
+<span class="sourceLineNo">050</span> private ImportTsv.TsvParser parser;<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span> public boolean getSkipBadLines() {<a name="line.52"></a>
+<span class="sourceLineNo">053</span> return skipBadLines;<a name="line.53"></a>
+<span class="sourceLineNo">054</span> }<a name="line.54"></a>
+<span class="sourceLineNo">055</span><a name="line.55"></a>
+<span class="sourceLineNo">056</span> public Counter getBadLineCount() {<a name="line.56"></a>
+<span class="sourceLineNo">057</span> return badLineCount;<a name="line.57"></a>
+<span class="sourceLineNo">058</span> }<a name="line.58"></a>
+<span class="sourceLineNo">059</span><a name="line.59"></a>
+<span class="sourceLineNo">060</span> public void incrementBadLineCount(int count) {<a name="line.60"></a>
+<span class="sourceLineNo">061</span> this.badLineCount.increment(count);<a name="line.61"></a>
+<span class="sourceLineNo">062</span> }<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span> /**<a name="line.64"></a>
+<span class="sourceLineNo">065</span> * Handles initializing this class with objects specific to it (i.e., the parser).<a name="line.65"></a>
+<span class="sourceLineNo">066</span> * Common initialization that might be leveraged by a subclass is done in<a name="line.66"></a>
+<span class="sourceLineNo">067</span> * <code>doSetup</code>. Hence a subclass may choose to override this method<a name="line.67"></a>
+<span class="sourceLineNo">068</span> * and call <code>doSetup</code> as well before handling it's own custom params.<a name="line.68"></a>
+<span class="sourceLineNo">069</span> *<a name="line.69"></a>
+<span class="sourceLineNo">070</span> * @param context<a name="line.70"></a>
+<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> protected void setup(Context context) {<a name="line.73"></a>
+<span class="sourceLineNo">074</span> doSetup(context);<a name="line.74"></a>
<span class="sourceLineNo">075</span><a name="line.75"></a>
-<span class="sourceLineNo">076</span> parser = new ImportTsv.TsvParser(conf.get(ImportTsv.COLUMNS_CONF_KEY), separator);<a name="line.76"></a>
-<span class="sourceLineNo">077</span> if (parser.getRowKeyColumnIndex() == -1) {<a name="line.77"></a>
-<span class="sourceLineNo">078</span> throw new RuntimeException("No row key column specified");<a name="line.78"></a>
-<span class="sourceLineNo">079</span> }<a name="line.79"></a>
-<span class="sourceLineNo">080</span> }<a name="line.80"></a>
-<span class="sourceLineNo">081</span><a name="line.81"></a>
-<span class="sourceLineNo">082</span> /**<a name="line.82"></a>
-<span class="sourceLineNo">083</span> * Handles common parameter initialization that a subclass might want to leverage.<a name="line.83"></a>
-<span class="sourceLineNo">084</span> * @param context<a name="line.84"></a>
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-<span class="sourceLineNo">087</span> Configuration conf = context.getConfiguration();<a name="line.87"></a>
-<span class="sourceLineNo">088</span><a name="line.88"></a>
-<span class="sourceLineNo">089</span> // If a custom separator has been used,<a name="line.89"></a>
-<span class="sourceLineNo">090</span> // decode it back from Base64 encoding.<a name="line.90"></a>
-<span class="sourceLineNo">091</span> separator = conf.get(ImportTsv.SEPARATOR_CONF_KEY);<a name="line.91"></a>
-<span class="sourceLineNo">092</span> if (separator == null) {<a name="line.92"></a>
-<span class="sourceLineNo">093</span> separator = ImportTsv.DEFAULT_SEPARATOR;<a name="line.93"></a>
-<span class="sourceLineNo">094</span> } else {<a name="line.94"></a>
-<span class="sourceLineNo">095</span> separator = new String(Base64.getDecoder().decode(separator));<a name="line.95"></a>
-<span class="sourceLineNo">096</span> }<a name="line.96"></a>
-<span class="sourceLineNo">097</span><a name="line.97"></a>
-<span class="sourceLineNo">098</span> skipBadLines = context.getConfiguration().getBoolean(ImportTsv.SKIP_LINES_CONF_KEY, true);<a name="line.98"></a>
-<span class="sourceLineNo">099</span> logBadLines = context.getConfiguration().getBoolean(ImportTsv.LOG_BAD_LINES_CONF_KEY, false);<a name="line.99"></a>
-<span class="sourceLineNo">100</span> badLineCount = context.getCounter("ImportTsv", "Bad Lines");<a name="line.100"></a>
-<span class="sourceLineNo">101</span> }<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> * Convert a line of TSV text into an HBase table row.<a name="line.104"></a>
-<span class="sourceLineNo">105</span> */<a name="line.105"></a>
-<span class="sourceLineNo">106</span> @Override<a name="line.106"></a>
-<span class="sourceLineNo">107</span> public void map(LongWritable offset, Text value, Context context) throws IOException {<a name="line.107"></a>
-<span class="sourceLineNo">108</span> try {<a name="line.108"></a>
-<span class="sourceLineNo">109</span> Pair<Integer,Integer> rowKeyOffests = parser.parseRowKey(value.getBytes(), value.getLength());<a name="line.109"></a>
-<span class="sourceLineNo">110</span> ImmutableBytesWritable rowKey = new ImmutableBytesWritable(<a name="line.110"></a>
-<span class="sourceLineNo">111</span> value.getBytes(), rowKeyOffests.getFirst(), rowKeyOffests.getSecond());<a name="line.111"></a>
-<span class="sourceLineNo">112</span> context.write(rowKey, value);<a name="line.112"></a>
-<span class="sourceLineNo">113</span> } catch (ImportTsv.TsvParser.BadTsvLineException|IllegalArgumentException badLine) {<a name="line.113"></a>
-<span class="sourceLineNo">114</span> if (logBadLines) {<a name="line.114"></a>
-<span class="sourceLineNo">115</span> System.err.println(value);<a name="line.115"></a>
-<span class="sourceLineNo">116</span> }<a name="line.116"></a>
-<span class="sourceLineNo">117</span> System.err.println("Bad line at offset: " + offset.get() + ":\n" + badLine.getMessage());<a name="line.117"></a>
-<span class="sourceLineNo">118</span> if (skipBadLines) {<a name="line.118"></a>
-<span class="sourceLineNo">119</span> incrementBadLineCount(1);<a name="line.119"></a>
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-<span class="sourceLineNo">127</span> }<a name="line.127"></a>
-<span class="sourceLineNo">128</span>}<a name="line.128"></a>
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+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span> parser = new ImportTsv.TsvParser(conf.get(ImportTsv.COLUMNS_CONF_KEY), separator);<a name="line.78"></a>
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+<span class="sourceLineNo">087</span> */<a name="line.87"></a>
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+<span class="sourceLineNo">089</span> Configuration conf = context.getConfiguration();<a name="line.89"></a>
+<span class="sourceLineNo">090</span><a name="line.90"></a>
+<span class="sourceLineNo">091</span> // If a custom separator has been used,<a name="line.91"></a>
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+<span class="sourceLineNo">094</span> if (separator == null) {<a name="line.94"></a>
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+<span class="sourceLineNo">099</span><a name="line.99"></a>
+<span class="sourceLineNo">100</span> skipBadLines = context.getConfiguration().getBoolean(ImportTsv.SKIP_LINES_CONF_KEY, true);<a name="line.100"></a>
+<span class="sourceLineNo">101</span> logBadLines = context.getConfiguration().getBoolean(ImportTsv.LOG_BAD_LINES_CONF_KEY, false);<a name="line.101"></a>
+<span class="sourceLineNo">102</span> badLineCount = context.getCounter("ImportTsv", "Bad Lines");<a name="line.102"></a>
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+<span class="sourceLineNo">104</span><a name="line.104"></a>
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+<span class="sourceLineNo">107</span> */<a name="line.107"></a>
+<span class="sourceLineNo">108</span> @Override<a name="line.108"></a>
+<span class="sourceLineNo">109</span> public void map(LongWritable offset, Text value, Context context) throws IOException {<a name="line.109"></a>
+<span class="sourceLineNo">110</span> try {<a name="line.110"></a>
+<span class="sourceLineNo">111</span> Pair<Integer,Integer> rowKeyOffests = parser.parseRowKey(value.getBytes(), value.getLength());<a name="line.111"></a>
+<span class="sourceLineNo">112</span> ImmutableBytesWritable rowKey = new ImmutableBytesWritable(<a name="line.112"></a>
+<span class="sourceLineNo">113</span> value.getBytes(), rowKeyOffests.getFirst(), rowKeyOffests.getSecond());<a name="line.113"></a>
+<span class="sourceLineNo">114</span> context.write(rowKey, value);<a name="line.114"></a>
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+<span class="sourceLineNo">116</span> if (logBadLines) {<a name="line.116"></a>
+<span class="sourceLineNo">117</span> System.err.println(value);<a name="line.117"></a>
+<span class="sourceLineNo">118</span> }<a name="line.118"></a>
+<span class="sourceLineNo">119</span> System.err.println("Bad line at offset: " + offset.get() + ":\n" + badLine.getMessage());<a name="line.119"></a>
+<span class="sourceLineNo">120</span> if (skipBadLines) {<a name="line.120"></a>
+<span class="sourceLineNo">121</span> incrementBadLineCount(1);<a name="line.121"></a>
+<span class="sourceLineNo">122</span> return;<a name="line.122"></a>
+<span class="sourceLineNo">123</span> }<a name="line.123"></a>
+<span class="sourceLineNo">124</span> throw new IOException(badLine);<a name="line.124"></a>
+<span class="sourceLineNo">125</span> } catch (InterruptedException e) {<a name="line.125"></a>
+<span class="sourceLineNo">126</span> LOG.error("Interrupted while emitting TSV text", e);<a name="line.126"></a>
+<span class="sourceLineNo">127</span> Thread.currentThread().interrupt();<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>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/f3d62514/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/WALPlayer.WALKeyValueMapper.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/WALPlayer.WALKeyValueMapper.html b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/WALPlayer.WALKeyValueMapper.html
index 9501e97..a10ddfe 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/WALPlayer.WALKeyValueMapper.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/mapreduce/WALPlayer.WALKeyValueMapper.html
@@ -131,277 +131,279 @@
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-<span class="sourceLineNo">155</span> Put put = null;<a name="line.155"></a>
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+<span class="sourceLineNo">263</span> /**<a name="line.263"></a>
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+<span class="sourceLineNo">298</span><a name="line.298"></a>
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+<span class="sourceLineNo">336</span><a name="line.336"></a>
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+<span class="sourceLineNo">342</span> return list;<a name="line.342"></a>
+<span class="sourceLineNo">343</span> }<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> /**<a name="line.345"></a>
+<span class="sourceLineNo">346</span> * Print usage<a name="line.346"></a>
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+<span class="sourceLineNo">348</span> */<a name="line.348"></a>
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+<span class="sourceLineNo">357</span> System.err.println("(Be careful, hbase:meta entries will be imported in this case.)\n");<a name="line.357"></a>
+<span class="sourceLineNo">358</span> System.err.println("WAL entries can be mapped to new set of tables via <tableMappings>.");<a name="line.358"></a>
+<span class="sourceLineNo">359</span> System.err.println("<tableMappings> is a comma separated list of target tables.");<a name="line.359"></a>
+<span class="sourceLineNo">360</span> System.err.println("If specified, each table in <tables> must have a mapping.\n");<a name="line.360"></a>
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+<span class="sourceLineNo">364</span> System.err.println(" (Only one table can be specified, and no mapping is allowed!)");<a name="line.364"></a>
+<span class="sourceLineNo">365</span> System.err.println("Time range options:");<a name="line.365"></a>
+<span class="sourceLineNo">366</span> System.err.println(" -D" + WALInputFormat.START_TIME_KEY + "=[date|ms]");<a name="line.366"></a>
+<span class="sourceLineNo">367</span> System.err.println(" -D" + WALInputFormat.END_TIME_KEY + "=[date|ms]");<a name="line.367"></a>
+<span class="sourceLineNo">368</span> System.err.println(" (The start and the end date of timerange. The dates can be expressed");<a name="line.368"></a>
+<span class="sourceLineNo">369</span> System.err.println(" in milliseconds since epoch or in yyyy-MM-dd'T'HH:mm:ss.SS format.");<a name="line.369"></a>
+<span class="sourceLineNo">370</span> System.err.println(" E.g. 1234567890120 or 2009-02-13T23:32:30.12)");<a name="line.370"></a>
+<span class="sourceLineNo">371</span> System.err.println("Other options:");<a name="line.371"></a>
+<span class="sourceLineNo">372</span> System.err.println(" -D" + JOB_NAME_CONF_KEY + "=jobName");<a name="line.372"></a>
+<span class="sourceLineNo">373</span> System.err.println(" Use the specified mapreduce job name for the wal player");<a name="line.373"></a>
+<span class="sourceLineNo">374</span> System.err.println("For performance also consider the following options:\n"<a name="line.374"></a>
+<span class="sourceLineNo">375</span> + " -Dmapreduce.map.speculative=false\n"<a name="line.375"></a>
+<span class="sourceLineNo">376</span> + " -Dmapreduce.reduce.speculative=false");<a name="line.376"></a>
+<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>
+<span class="sourceLineNo">380</span> * Main entry point.<a name="line.380"></a>
+<span class="sourceLineNo">381</span> * @param args The command line parameters.<a name="line.381"></a>
+<span class="sourceLineNo">382</span> * @throws Exception When running the job fails.<a name="line.382"></a>
+<span class="sourceLineNo">383</span> */<a name="line.383"></a>
+<span class="sourceLineNo">384</span> public static void main(String[] args) throws Exception {<a name="line.384"></a>
+<span class="sourceLineNo">385</span> int ret = ToolRunner.run(new WALPlayer(HBaseConfiguration.create()), args);<a name="line.385"></a>
+<span class="sourceLineNo">386</span> System.exit(ret);<a name="line.386"></a>
+<span class="sourceLineNo">387</span> }<a name="line.387"></a>
+<span class="sourceLineNo">388</span><a name="line.388"></a>
+<span class="sourceLineNo">389</span> @Override<a name="line.389"></a>
+<span class="sourceLineNo">390</span> public int run(String[] args) throws Exception {<a name="line.390"></a>
+<span class="sourceLineNo">391</span> if (args.length < 2) {<a name="line.391"></a>
+<span class="sourceLineNo">392</span> usage("Wrong number of arguments: " + args.length);<a name="line.392"></a>
+<span class="sourceLineNo">393</span> System.exit(-1);<a name="line.393"></a>
+<span class="sourceLineNo">394</span> }<a name="line.394"></a>
+<span class="sourceLineNo">395</span> Job job = createSubmittableJob(args);<a name="line.395"></a>
+<span class="sourceLineNo">396</span> return job.waitForCompletion(true) ? 0 : 1;<a name="line.396"></a>
+<span class="sourceLineNo">397</span> }<a name="line.397"></a>
+<span class="sourceLineNo">398</span>}<a name="line.398"></a>