http://git-wip-us.apache.org/repos/asf/hbase-site/blob/c7c40c62/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html ---------------------------------------------------------------------- diff --git a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html index 5fc1559..c57c5df 100644 --- a/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html +++ b/apidocs/src-html/org/apache/hadoop/hbase/mapreduce/TableMapReduceUtil.html @@ -353,714 +353,712 @@ <span class="sourceLineNo">345</span> }<a name="line.345"></a> <span class="sourceLineNo">346</span><a name="line.346"></a> <span class="sourceLineNo">347</span> /**<a name="line.347"></a> -<span class="sourceLineNo">348</span> * Sets up the job for reading from a table snapshot. 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Class<?> outputKeyClass,<a name="line.476"></a> -<span class="sourceLineNo">477</span> Class<?> outputValueClass, Job job,<a name="line.477"></a> -<span class="sourceLineNo">478</span> boolean addDependencyJars,<a name="line.478"></a> -<span class="sourceLineNo">479</span> boolean initCredentials) throws IOException {<a name="line.479"></a> -<span class="sourceLineNo">480</span> job.setInputFormatClass(MultiTableInputFormat.class);<a name="line.480"></a> -<span class="sourceLineNo">481</span> if (outputValueClass != null) {<a name="line.481"></a> -<span class="sourceLineNo">482</span> job.setMapOutputValueClass(outputValueClass);<a name="line.482"></a> -<span class="sourceLineNo">483</span> }<a name="line.483"></a> -<span class="sourceLineNo">484</span> if (outputKeyClass != null) {<a name="line.484"></a> -<span class="sourceLineNo">485</span> job.setMapOutputKeyClass(outputKeyClass);<a name="line.485"></a> -<span class="sourceLineNo">486</span> }<a name="line.486"></a> -<span class="sourceLineNo">487</span> job.setMapperClass(mapper);<a name="line.487"></a> -<span class="sourceLineNo">488</span> Configuration conf = job.getConfiguration();<a name="line.488"></a> -<span class="sourceLineNo">489</span> HBaseConfiguration.merge(conf, HBaseConfiguration.create(conf));<a name="line.489"></a> -<span class="sourceLineNo">490</span> List<String> scanStrings = new ArrayList<>();<a name="line.490"></a> -<span class="sourceLineNo">491</span><a name="line.491"></a> -<span class="sourceLineNo">492</span> for (Scan scan : scans) {<a name="line.492"></a> -<span class="sourceLineNo">493</span> scanStrings.add(convertScanToString(scan));<a name="line.493"></a> -<span class="sourceLineNo">494</span> }<a name="line.494"></a> -<span class="sourceLineNo">495</span> job.getConfiguration().setStrings(MultiTableInputFormat.SCANS,<a name="line.495"></a> -<span class="sourceLineNo">496</span> scanStrings.toArray(new String[scanStrings.size()]));<a name="line.496"></a> -<span 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class="sourceLineNo">509</span> if (userProvider.isHadoopSecurityEnabled()) {<a name="line.509"></a> -<span class="sourceLineNo">510</span> // propagate delegation related props from launcher job to MR job<a name="line.510"></a> -<span class="sourceLineNo">511</span> if (System.getenv("HADOOP_TOKEN_FILE_LOCATION") != null) {<a name="line.511"></a> -<span class="sourceLineNo">512</span> job.getConfiguration().set("mapreduce.job.credentials.binary",<a name="line.512"></a> -<span class="sourceLineNo">513</span> System.getenv("HADOOP_TOKEN_FILE_LOCATION"));<a name="line.513"></a> -<span class="sourceLineNo">514</span> }<a name="line.514"></a> -<span class="sourceLineNo">515</span> }<a name="line.515"></a> -<span class="sourceLineNo">516</span><a name="line.516"></a> -<span class="sourceLineNo">517</span> if (userProvider.isHBaseSecurityEnabled()) {<a name="line.517"></a> -<span class="sourceLineNo">518</span> try {<a name="line.518"></a> -<span class="sourceLineNo">519</span> // init credentials for remote cluster<a name="line.519"></a> -<span class="sourceLineNo">520</span> String quorumAddress = job.getConfiguration().get(TableOutputFormat.QUORUM_ADDRESS);<a name="line.520"></a> -<span class="sourceLineNo">521</span> User user = userProvider.getCurrent();<a name="line.521"></a> -<span class="sourceLineNo">522</span> if (quorumAddress != null) {<a name="line.522"></a> -<span class="sourceLineNo">523</span> Configuration peerConf = HBaseConfiguration.createClusterConf(job.getConfiguration(),<a name="line.523"></a> -<span class="sourceLineNo">524</span> quorumAddress, TableOutputFormat.OUTPUT_CONF_PREFIX);<a name="line.524"></a> -<span class="sourceLineNo">525</span> Connection peerConn = ConnectionFactory.createConnection(peerConf);<a name="line.525"></a> -<span class="sourceLineNo">526</span> try {<a name="line.526"></a> -<span class="sourceLineNo">527</span> TokenUtil.addTokenForJob(peerConn, user, job);<a name="line.527"></a> -<span 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class="sourceLineNo">715</span> if (reducer != null) job.setReducerClass(reducer);<a name="line.715"></a> -<span class="sourceLineNo">716</span> conf.set(TableOutputFormat.OUTPUT_TABLE, table);<a name="line.716"></a> -<span class="sourceLineNo">717</span> conf.setStrings("io.serializations", conf.get("io.serializations"),<a name="line.717"></a> -<span class="sourceLineNo">718</span> MutationSerialization.class.getName(), ResultSerialization.class.getName());<a name="line.718"></a> -<span class="sourceLineNo">719</span> // If passed a quorum/ensemble address, pass it on to TableOutputFormat.<a name="line.719"></a> -<span class="sourceLineNo">720</span> if (quorumAddress != null) {<a name="line.720"></a> -<span class="sourceLineNo">721</span> // Calling this will validate the format<a name="line.721"></a> -<span class="sourceLineNo">722</span> ZKConfig.validateClusterKey(quorumAddress);<a name="line.722"></a> -<span class="sourceLineNo">723</span> conf.set(TableOutputFormat.QUORUM_ADDRESS,quorumAddress);<a name="line.723"></a> -<span class="sourceLineNo">724</span> }<a name="line.724"></a> -<span class="sourceLineNo">725</span> if (serverClass != null && serverImpl != null) {<a name="line.725"></a> -<span class="sourceLineNo">726</span> conf.set(TableOutputFormat.REGION_SERVER_CLASS, serverClass);<a name="line.726"></a> -<span class="sourceLineNo">727</span> conf.set(TableOutputFormat.REGION_SERVER_IMPL, serverImpl);<a name="line.727"></a> -<span class="sourceLineNo">728</span> }<a name="line.728"></a> -<span class="sourceLineNo">729</span> job.setOutputKeyClass(ImmutableBytesWritable.class);<a name="line.729"></a> -<span class="sourceLineNo">730</span> job.setOutputValueClass(Writable.class);<a name="line.730"></a> -<span class="sourceLineNo">731</span> if (partitioner == HRegionPartitioner.class) {<a name="line.731"></a> -<span class="sourceLineNo">732</span> job.setPartitionerClass(HRegionPartitioner.class);<a 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name="line.829"></a> -<span class="sourceLineNo">830</span> /**<a name="line.830"></a> -<span class="sourceLineNo">831</span> * Returns a classpath string built from the content of the "tmpjars" value in {@code conf}.<a name="line.831"></a> -<span class="sourceLineNo">832</span> * Also exposed to shell scripts via `bin/hbase mapredcp`.<a name="line.832"></a> -<span class="sourceLineNo">833</span> */<a name="line.833"></a> -<span class="sourceLineNo">834</span> public static String buildDependencyClasspath(Configuration conf) {<a name="line.834"></a> -<span class="sourceLineNo">835</span> if (conf == null) {<a name="line.835"></a> -<span class="sourceLineNo">836</span> throw new IllegalArgumentException("Must provide a configuration object.");<a name="line.836"></a> -<span class="sourceLineNo">837</span> }<a name="line.837"></a> -<span class="sourceLineNo">838</span> Set<String> paths = new HashSet<>(conf.getStringCollection("tmpjars"));<a name="line.838"></a> -<span class="sourceLineNo">839</span> if (paths.isEmpty()) {<a name="line.839"></a> -<span class="sourceLineNo">840</span> throw new IllegalArgumentException("Configuration contains no tmpjars.");<a name="line.840"></a> -<span class="sourceLineNo">841</span> }<a name="line.841"></a> -<span class="sourceLineNo">842</span> StringBuilder sb = new StringBuilder();<a name="line.842"></a> -<span class="sourceLineNo">843</span> for (String s : paths) {<a name="line.843"></a> -<span class="sourceLineNo">844</span> // entries can take the form 'file:/path/to/file.jar'.<a name="line.844"></a> -<span class="sourceLineNo">845</span> int idx = s.indexOf(":");<a name="line.845"></a> -<span class="sourceLineNo">846</span> if (idx != -1) s = s.substring(idx + 1);<a name="line.846"></a> -<span class="sourceLineNo">847</span> if (sb.length() > 0) sb.append(File.pathSeparator);<a name="line.847"></a> -<span class="sourceLineNo">848</span> sb.append(s);<a name="line.848"></a> -<span class="sourceLineNo">849</span> }<a name="line.849"></a> -<span class="sourceLineNo">850</span> return sb.toString();<a name="line.850"></a> -<span class="sourceLineNo">851</span> }<a name="line.851"></a> -<span class="sourceLineNo">852</span><a name="line.852"></a> -<span class="sourceLineNo">853</span> /**<a name="line.853"></a> -<span class="sourceLineNo">854</span> * Add the HBase dependency jars as well as jars for any of the configured<a name="line.854"></a> -<span class="sourceLineNo">855</span> * job classes to the job configuration, so that JobClient will ship them<a name="line.855"></a> -<span class="sourceLineNo">856</span> * to the cluster and add them to the DistributedCache.<a name="line.856"></a> -<span class="sourceLineNo">857</span> */<a name="line.857"></a> -<span class="sourceLineNo">858</span> public static void addDependencyJars(Job job) throws IOException {<a name="line.858"></a> -<span class="sourceLineNo">859</span> 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Most users should rely on addDependencyJars(Job) " +<a name="line.887"></a> -<span class="sourceLineNo">888</span> "instead. See HBASE-8386 for more details.");<a name="line.888"></a> -<span class="sourceLineNo">889</span> addDependencyJarsForClasses(conf, classes);<a name="line.889"></a> -<span class="sourceLineNo">890</span> }<a name="line.890"></a> -<span class="sourceLineNo">891</span><a name="line.891"></a> -<span class="sourceLineNo">892</span> /**<a name="line.892"></a> -<span class="sourceLineNo">893</span> * Add the jars containing the given classes to the job's configuration<a name="line.893"></a> -<span class="sourceLineNo">894</span> * such that JobClient will ship them to the cluster and add them to<a name="line.894"></a> -<span class="sourceLineNo">895</span> * the DistributedCache.<a name="line.895"></a> -<span class="sourceLineNo">896</span> *<a name="line.896"></a> -<span class="sourceLineNo">897</span> * N.B. that this method at most adds one jar per class given. 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It bypasses hbase servers and read directly<a name="line.348"></a> +<span class="sourceLineNo">349</span> * from snapshot files.<a name="line.349"></a> +<span class="sourceLineNo">350</span> * @param snapshotName The name of the snapshot (of a table) to read from.<a name="line.350"></a> +<span class="sourceLineNo">351</span> * @param scan The scan instance with the columns, time range etc.<a name="line.351"></a> +<span class="sourceLineNo">352</span> * @param mapper The mapper class to use.<a name="line.352"></a> +<span class="sourceLineNo">353</span> * @param outputKeyClass The class of the output key.<a name="line.353"></a> +<span class="sourceLineNo">354</span> * @param outputValueClass The class of the output value.<a name="line.354"></a> +<span class="sourceLineNo">355</span> * @param job The current job to adjust. Make sure the passed job is carrying all necessary HBase<a name="line.355"></a> +<span class="sourceLineNo">356</span> * configuration.<a name="line.356"></a> +<span class="sourceLineNo">357</span> * @param addDependencyJars upload HBase jars and jars for any of the configured job classes via<a name="line.357"></a> +<span class="sourceLineNo">358</span> * the distributed cache (tmpjars).<a name="line.358"></a> +<span class="sourceLineNo">359</span> * @param tmpRestoreDir a temporary directory to copy the snapshot files into. Current user should<a name="line.359"></a> +<span class="sourceLineNo">360</span> * have write permissions to this directory, and this should not be a subdirectory of<a name="line.360"></a> +<span class="sourceLineNo">361</span> * rootdir. After the job is finished, restore directory can be deleted.<a name="line.361"></a> +<span class="sourceLineNo">362</span> * @throws IOException When setting up the details fails.<a name="line.362"></a> +<span class="sourceLineNo">363</span> * @see TableSnapshotInputFormat<a name="line.363"></a> +<span class="sourceLineNo">364</span> */<a name="line.364"></a> +<span class="sourceLineNo">365</span> public static void initTableSnapshotMapperJob(String snapshotName, Scan scan,<a name="line.365"></a> +<span class="sourceLineNo">366</span> Class<? extends TableMapper> mapper,<a name="line.366"></a> +<span class="sourceLineNo">367</span> Class<?> outputKeyClass,<a name="line.367"></a> +<span class="sourceLineNo">368</span> Class<?> outputValueClass, Job job,<a name="line.368"></a> +<span class="sourceLineNo">369</span> boolean addDependencyJars, Path tmpRestoreDir)<a name="line.369"></a> +<span class="sourceLineNo">370</span> throws IOException {<a name="line.370"></a> +<span class="sourceLineNo">371</span> TableSnapshotInputFormat.setInput(job, snapshotName, tmpRestoreDir);<a name="line.371"></a> +<span class="sourceLineNo">372</span> initTableMapperJob(snapshotName, scan, mapper, outputKeyClass, outputValueClass, job,<a name="line.372"></a> +<span class="sourceLineNo">373</span> addDependencyJars, false, TableSnapshotInputFormat.class);<a name="line.373"></a> +<span class="sourceLineNo">374</span> resetCacheConfig(job.getConfiguration());<a name="line.374"></a> +<span class="sourceLineNo">375</span> }<a name="line.375"></a> +<span class="sourceLineNo">376</span><a name="line.376"></a> +<span class="sourceLineNo">377</span> /**<a name="line.377"></a> +<span class="sourceLineNo">378</span> * Sets up the job for reading from a table snapshot. It bypasses hbase servers<a name="line.378"></a> +<span class="sourceLineNo">379</span> * and read directly from snapshot files.<a name="line.379"></a> +<span class="sourceLineNo">380</span> *<a name="line.380"></a> +<span class="sourceLineNo">381</span> * @param snapshotName The name of the snapshot (of a table) to read from.<a name="line.381"></a> +<span class="sourceLineNo">382</span> * @param scan The scan instance with the columns, time range etc.<a name="line.382"></a> +<span class="sourceLineNo">383</span> * @param mapper The mapper class to use.<a name="line.383"></a> +<span class="sourceLineNo">384</span> * @param outputKeyClass The class of the output key.<a name="line.384"></a> +<span class="sourceLineNo">385</span> * @param outputValueClass The class of the output value.<a name="line.385"></a> +<span class="sourceLineNo">386</span> * @param job The current job to adjust. Make sure the passed job is<a name="line.386"></a> +<span class="sourceLineNo">387</span> * carrying all necessary HBase configuration.<a name="line.387"></a> +<span class="sourceLineNo">388</span> * @param addDependencyJars upload HBase jars and jars for any of the configured<a name="line.388"></a> +<span class="sourceLineNo">389</span> * job classes via the distributed cache (tmpjars).<a name="line.389"></a> +<span class="sourceLineNo">390</span> *<a name="line.390"></a> +<span class="sourceLineNo">391</span> * @param tmpRestoreDir a temporary directory to copy the snapshot files into. Current user should<a name="line.391"></a> +<span class="sourceLineNo">392</span> * have write permissions to this directory, and this should not be a subdirectory of rootdir.<a name="line.392"></a> +<span class="sourceLineNo">393</span> * After the job is finished, restore directory can be deleted.<a name="line.393"></a> +<span class="sourceLineNo">394</span> * @param splitAlgo algorithm to split<a name="line.394"></a> +<span class="sourceLineNo">395</span> * @param numSplitsPerRegion how many input splits to generate per one region<a name="line.395"></a> +<span class="sourceLineNo">396</span> * @throws IOException When setting up the details fails.<a name="line.396"></a> +<span class="sourceLineNo">397</span> * @see TableSnapshotInputFormat<a name="line.397"></a> +<span class="sourceLineNo">398</span> */<a name="line.398"></a> +<span class="sourceLineNo">399</span> public static void initTableSnapshotMapperJob(String snapshotName, Scan scan,<a name="line.399"></a> +<span class="sourceLineNo">400</span> Class<? extends TableMapper> mapper,<a name="line.400"></a> +<span class="sourceLineNo">401</span> Class<?> outputKeyClass,<a name="line.401"></a> +<span class="sourceLineNo">402</span> Class<?> outputValueClass, Job job,<a name="line.402"></a> +<span class="sourceLineNo">403</span> boolean addDependencyJars, Path tmpRestoreDir,<a name="line.403"></a> +<span class="sourceLineNo">404</span> RegionSplitter.SplitAlgorithm splitAlgo,<a name="line.404"></a> +<span class="sourceLineNo">405</span> int numSplitsPerRegion)<a name="line.405"></a> +<span class="sourceLineNo">406</span> throws IOException {<a name="line.406"></a> +<span class="sourceLineNo">407</span> TableSnapshotInputFormat.setInput(job, snapshotName, tmpRestoreDir, splitAlgo,<a name="line.407"></a> +<span class="sourceLineNo">408</span> numSplitsPerRegion);<a name="line.408"></a> +<span class="sourceLineNo">409</span> initTableMapperJob(snapshotName, scan, mapper, outputKeyClass,<a name="line.409"></a> +<span class="sourceLineNo">410</span> outputValueClass, job, addDependencyJars, false, TableSnapshotInputFormat.class);<a name="line.410"></a> +<span class="sourceLineNo">411</span> resetCacheConfig(job.getConfiguration());<a name="line.411"></a> +<span class="sourceLineNo">412</span> }<a name="line.412"></a> +<span class="sourceLineNo">413</span><a name="line.413"></a> +<span class="sourceLineNo">414</span> /**<a name="line.414"></a> +<span class="sourceLineNo">415</span> * Use this before submitting a Multi TableMap job. It will appropriately set<a name="line.415"></a> +<span class="sourceLineNo">416</span> * up the job.<a name="line.416"></a> +<span class="sourceLineNo">417</span> *<a name="line.417"></a> +<span class="sourceLineNo">418</span> * @param scans The list of {@link Scan} objects to read from.<a name="line.418"></a> +<span class="sourceLineNo">419</span> * @param mapper The mapper class to use.<a name="line.419"></a> +<span class="sourceLineNo">420</span> * @param outputKeyClass The class of the output key.<a name="line.420"></a> +<span class="sourceLineNo">421</span> * @param outputValueClass The class of the output value.<a name="line.421"></a> +<span class="sourceLineNo">422</span> * @param job The current job to adjust. Make sure the passed job is carrying<a name="line.422"></a> +<span class="sourceLineNo">423</span> * all necessary HBase configuration.<a name="line.423"></a> +<span class="sourceLineNo">424</span> * @throws IOException When setting up the details fails.<a name="line.424"></a> +<span class="sourceLineNo">425</span> */<a name="line.425"></a> +<span class="sourceLineNo">426</span> public static void initTableMapperJob(List<Scan> scans,<a name="line.426"></a> +<span class="sourceLineNo">427</span> Class<? extends TableMapper> mapper,<a name="line.427"></a> +<span class="sourceLineNo">428</span> Class<?> outputKeyClass,<a name="line.428"></a> +<span class="sourceLineNo">429</span> Class<?> outputValueClass, Job job) throws IOException {<a name="line.429"></a> +<span class="sourceLineNo">430</span> initTableMapperJob(scans, mapper, outputKeyClass, outputValueClass, job,<a name="line.430"></a> +<span class="sourceLineNo">431</span> true);<a name="line.431"></a> +<span class="sourceLineNo">432</span> }<a name="line.432"></a> +<span class="sourceLineNo">433</span><a name="line.433"></a> +<span class="sourceLineNo">434</span> /**<a name="line.434"></a> +<span class="sourceLineNo">435</span> * Use this before submitting a Multi TableMap job. It will appropriately set<a name="line.435"></a> +<span class="sourceLineNo">436</span> * up the job.<a name="line.436"></a> +<span class="sourceLineNo">437</span> *<a name="line.437"></a> +<span class="sourceLineNo">438</span> * @param scans The list of {@link Scan} objects to read from.<a name="line.438"></a> +<span class="sourceLineNo">439</span> * @param mapper The mapper class to use.<a name="line.439"></a> +<span class="sourceLineNo">440</span> * @param outputKeyClass The class of the output key.<a name="line.440"></a> +<span class="sourceLineNo">441</span> * @param outputValueClass The class of the output value.<a name="line.441"></a> +<span class="sourceLineNo">442</span> * @param job The current job to adjust. Make sure the passed job is carrying<a name="line.442"></a> +<span class="sourceLineNo">443</span> * all necessary HBase configuration.<a name="line.443"></a> +<span class="sourceLineNo">444</span> * @param addDependencyJars upload HBase jars and jars for any of the<a name="line.444"></a> +<span class="sourceLineNo">445</span> * configured job classes via the distributed cache (tmpjars).<a name="line.445"></a> +<span class="sourceLineNo">446</span> * @throws IOException When setting up the details fails.<a name="line.446"></a> +<span class="sourceLineNo">447</span> */<a name="line.447"></a> +<span class="sourceLineNo">448</span> public static void initTableMapperJob(List<Scan> scans,<a name="line.448"></a> +<span class="sourceLineNo">449</span> Class<? extends TableMapper> mapper,<a name="line.449"></a> +<span class="sourceLineNo">450</span> Class<?> outputKeyClass,<a name="line.450"></a> +<span class="sourceLineNo">451</span> Class<?> outputValueClass, Job job,<a name="line.451"></a> +<span class="sourceLineNo">452</span> boolean addDependencyJars) throws IOException {<a name="line.452"></a> +<span class="sourceLineNo">453</span> initTableMapperJob(scans, mapper, outputKeyClass, outputValueClass, job,<a name="line.453"></a> +<span class="sourceLineNo">454</span> addDependencyJars, true);<a name="line.454"></a> +<span class="sourceLineNo">455</span> }<a name="line.455"></a> +<span class="sourceLineNo">456</span><a name="line.456"></a> +<span class="sourceLineNo">457</span> /**<a name="line.457"></a> +<span class="sourceLineNo">458</span> * Use this before submitting a Multi TableMap job. It will appropriately set<a name="line.458"></a> +<span class="sourceLineNo">459</span> * up the job.<a name="line.459"></a> +<span class="sourceLineNo">460</span> *<a name="line.460"></a> +<span class="sourceLineNo">461</span> * @param scans The list of {@link Scan} objects to read from.<a name="line.461"></a> +<span class="sourceLineNo">462</span> * @param mapper The mapper class to use.<a name="line.462"></a> +<span class="sourceLineNo">463</span> * @param outputKeyClass The class of the output key.<a name="line.463"></a> +<span class="sourceLineNo">464</span> * @param outputValueClass The class of the output value.<a name="line.464"></a> +<span class="sourceLineNo">465</span> * @param job The current job to adjust. Make sure the passed job is carrying<a name="line.465"></a> +<span class="sourceLineNo">466</span> * all necessary HBase configuration.<a name="line.466"></a> +<span class="sourceLineNo">467</span> * @param addDependencyJars upload HBase jars and jars for any of the<a name="line.467"></a> +<span class="sourceLineNo">468</span> * configured job classes via the distributed cache (tmpjars).<a name="line.468"></a> +<span class="sourceLineNo">469</span> * @param initCredentials whether to initialize hbase auth credentials for the job<a name="line.469"></a> +<span class="sourceLineNo">470</span> * @throws IOException When setting up the details fails.<a name="line.470"></a> +<span class="sourceLineNo">471</span> */<a name="line.471"></a> +<span class="sourceLineNo">472</span> public static void initTableMapperJob(List<Scan> scans,<a name="line.472"></a> +<span class="sourceLineNo">473</span> Class<? extends TableMapper> mapper,<a name="line.473"></a> +<span class="sourceLineNo">474</span> Class<?> outputKeyClass,<a name="line.474"></a> +<span class="sourceLineNo">475</span> Class<?> outputValueClass, Job job,<a name="line.475"></a> +<span class="sourceLineNo">476</span> boolean addDependencyJars,<a name="line.476"></a> +<span class="sourceLineNo">477</span> boolean initCredentials) throws IOException {<a name="line.477"></a> +<span class="sourceLineNo">478</span> job.setInputFormatClass(MultiTableInputFormat.class);<a name="line.478"></a> +<span class="sourceLineNo">479</span> if (outputValueClass != null) {<a name="line.479"></a> +<span class="sourceLineNo">480</span> job.setMapOutputValueClass(outputValueClass);<a name="line.480"></a> +<span class="sourceLineNo">481</span> }<a name="line.481"></a> +<span class="sourceLineNo">482</span> if (outputKeyClass != null) {<a name="line.482"></a> +<span class="sourceLineNo">483</span> job.setMapOutputKeyClass(outputKeyClass);<a name="line.483"></a> +<span class="sourceLineNo">484</span> }<a name="line.484"></a> +<span class="sourceLineNo">485</span> job.setMapperClass(mapper);<a name="line.485"></a> +<span class="sourceLineNo">486</span> Configuration conf = job.getConfiguration();<a name="line.486"></a> +<span class="sourceLineNo">487</span> HBaseConfiguration.merge(conf, HBaseConfiguration.create(conf));<a name="line.487"></a> +<span class="sourceLineNo">488</span> List<String> scanStrings = new ArrayList<>();<a name="line.488"></a> +<span class="sourceLineNo">489</span><a name="line.489"></a> +<span class="sourceLineNo">490</span> for (Scan scan : scans) {<a name="line.490"></a> +<span class="sourceLineNo">491</span> scanStrings.add(convertScanToString(scan));<a name="line.491"></a> +<span class="sourceLineNo">492</span> }<a name="line.492"></a> +<span class="sourceLineNo">493</span> job.getConfiguration().setStrings(MultiTableInputFormat.SCANS,<a name="line.493"></a> +<span class="sourceLineNo">494</span> scanStrings.toArray(new String[scanStrings.size()]));<a name="line.494"></a> +<span class="sourceLineNo">495</span><a name="line.495"></a> +<span class="sourceLineNo">496</span> if (addDependencyJars) {<a name="line.496"></a> +<span class="sourceLineNo">497</span> addDependencyJars(job);<a name="line.497"></a> +<span class="sourceLineNo">498</span> }<a name="line.498"></a> +<span class="sourceLineNo">499</span><a name="line.499"></a> +<span class="sourceLineNo">500</span> if (initCredentials) {<a name="line.500"></a> +<span class="sourceLineNo">501</span> initCredentials(job);<a name="line.501"></a> +<span class="sourceLineNo">502</span> }<a name="line.502"></a> +<span class="sourceLineNo">503</span> }<a name="line.503"></a> +<span class="sourceLineNo">504</span><a name="line.504"></a> +<span class="sourceLineNo">505</span> public static void initCredentials(Job job) throws IOException {<a name="line.505"></a> +<span class="sourceLineNo">506</span> UserProvider userProvider = UserProvider.instantiate(job.getConfiguration());<a name="line.506"></a> +<span class="sourceLineNo">507</span> if (userProvider.isHadoopSecurityEnabled()) {<a name="line.507"></a> +<span class="sourceLineNo">508</span> // propagate delegation related props from launcher job to MR job<a name="line.508"></a> +<span class="sourceLineNo">509</span> if (System.getenv("HADOOP_TOKEN_FILE_LOCATION") != null) {<a name="line.509"></a> +<span class="sourceLineNo">510</span> job.getConfiguration().set("mapreduce.job.credentials.binary",<a name="line.510"></a> +<span class="sourceLineNo">511</span> System.getenv("HADOOP_TOKEN_FILE_LOCATION"));<a name="line.511"></a> +<span class="sourceLineNo">512</span> }<a name="line.512"></a> +<span class="sourceLineNo">513</span> }<a name="line.513"></a> +<span class="sourceLineNo">514</span><a name="line.514"></a> +<span class="sourceLineNo">515</span> if (userProvider.isHBaseSecurityEnabled()) {<a name="line.515"></a> +<span class="sourceLineNo">516</span> try {<a name="line.516"></a> +<span class="sourceLineNo">517</span> // init credentials for remote cluster<a name="line.517"></a> +<span class="sourceLineNo">518</span> String quorumAddress = job.getConfiguration().get(TableOutputFormat.QUORUM_ADDRESS);<a name="line.518"></a> +<span class="sourceLineNo">519</span> User user = userProvider.getCurrent();<a name="line.519"></a> +<span class="sourceLineNo">520</span> if (quorumAddress != null) {<a name="line.520"></a> +<span class="sourceLineNo">521</span> Configuration peerConf = HBaseConfiguration.createClusterConf(job.getConfiguration(),<a name="line.521"></a> +<span class="sourceLineNo">522</span> quorumAddress, TableOutputFormat.OUTPUT_CONF_PREFIX);<a name="line.522"></a> +<span class="sourceLineNo">523</span> Connection peerConn = Co
<TRUNCATED>
