Example usage for org.apache.hadoop.mapreduce Job setOutputFormatClass

Introduction

In this page you can find the example usage for org.apache.hadoop.mapreduce Job setOutputFormatClass.

Prototype

public void setOutputFormatClass(Class<? extends OutputFormat> cls) throws IllegalStateException 

Source Link

Document

Set the OutputFormat for the job.

Usage

From source file:com.asakusafw.thundergate.runtime.cache.mapreduce.CacheBuildClient.java

License:Apache License

private void updateMerge() throws IOException, InterruptedException {
    Job job = newJob();

    List<StageInput> inputList = new ArrayList<>();
    inputList.add(new StageInput(storage.getHeadContents("*").toString(), TemporaryInputFormat.class,
            MergeJoinBaseMapper.class));
    inputList.add(new StageInput(storage.getPatchContents("*").toString(), TemporaryInputFormat.class,
            MergeJoinPatchMapper.class));
    StageInputDriver.set(job, inputList);
    job.setInputFormatClass(StageInputFormat.class);
    job.setMapperClass(StageInputMapper.class);
    job.setMapOutputKeyClass(PatchApplyKey.class);
    job.setMapOutputValueClass(modelClass);

    // combiner may have no effect in normal cases
    job.setReducerClass(MergeJoinReducer.class);
    job.setOutputKeyClass(NullWritable.class);
    job.setOutputValueClass(modelClass);
    job.setPartitionerClass(PatchApplyKey.Partitioner.class);
    job.setSortComparatorClass(PatchApplyKey.SortComparator.class);
    job.setGroupingComparatorClass(PatchApplyKey.GroupComparator.class);

    TemporaryOutputFormat.setOutputPath(job, getNextDirectory());
    job.setOutputFormatClass(TemporaryOutputFormat.class);
    job.getConfiguration().setClass("mapred.output.committer.class", LegacyBridgeOutputCommitter.class,
            org.apache.hadoop.mapred.OutputCommitter.class);

    LOG.info(MessageFormat.format("applying patch (merge join): {0} / {1} -> {2}",
            storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
    try {/*from   w  w  w .ja  v  a2s. c  o  m*/
        boolean succeed = job.waitForCompletion(true);
        LOG.info(MessageFormat.format("applied patch (merge join): succeed={0}, {1} / {2} -> {3}", succeed,
                storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
        if (succeed == false) {
            throw new IOException(MessageFormat.format("failed to apply patch (merge join): {0} / {1} -> {2}",
                    storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
        }
    } catch (ClassNotFoundException e) {
        throw new IOException(e);
    }
    putMeta();
}

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From source file:com.asakusafw.thundergate.runtime.cache.mapreduce.CacheBuildClient.java

License:Apache License

private void updateTable() throws IOException, InterruptedException {
    Job job = newJob();
    List<StageInput> inputList = new ArrayList<>();
    inputList.add(new StageInput(storage.getHeadContents("*").toString(), TemporaryInputFormat.class,
            TableJoinBaseMapper.class));
    inputList.add(new StageInput(storage.getPatchContents("*").toString(), TemporaryInputFormat.class,
            TableJoinPatchMapper.class));
    StageInputDriver.set(job, inputList);
    StageResourceDriver.add(job, storage.getPatchContents("*").toString(), TableJoinBaseMapper.RESOURCE_KEY);
    job.setInputFormatClass(StageInputFormat.class);
    job.setMapperClass(StageInputMapper.class);
    job.setMapOutputKeyClass(NullWritable.class);
    job.setMapOutputValueClass(modelClass);
    job.setOutputKeyClass(NullWritable.class);
    job.setOutputValueClass(modelClass);

    TemporaryOutputFormat.setOutputPath(job, getNextDirectory());
    job.setOutputFormatClass(TemporaryOutputFormat.class);
    job.getConfiguration().setClass("mapred.output.committer.class", LegacyBridgeOutputCommitter.class,
            org.apache.hadoop.mapred.OutputCommitter.class);

    job.setNumReduceTasks(0);/*w  ww  .  j  a  v  a2s.  c om*/

    LOG.info(MessageFormat.format("applying patch (table join): {0} / {1} -> {2}",
            storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
    try {
        boolean succeed = job.waitForCompletion(true);
        LOG.info(MessageFormat.format("applied patch (table join): succeed={0}, {1} / {2} -> {3}", succeed,
                storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
        if (succeed == false) {
            throw new IOException(MessageFormat.format("failed to apply patch (table join): {0} / {1} -> {2}",
                    storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
        }
    } catch (ClassNotFoundException e) {
        throw new IOException(e);
    }
    putMeta();
}

---

From source file:com.asakusafw.thundergate.runtime.cache.mapreduce.CacheBuildClient.java

License:Apache License

private void create() throws InterruptedException, IOException {
    Job job = newJob();
    List<StageInput> inputList = new ArrayList<>();
    inputList.add(new StageInput(storage.getPatchContents("*").toString(), TemporaryInputFormat.class,
            CreateCacheMapper.class));
    StageInputDriver.set(job, inputList);
    job.setInputFormatClass(StageInputFormat.class);
    job.setMapperClass(StageInputMapper.class);
    job.setMapOutputKeyClass(NullWritable.class);
    job.setMapOutputValueClass(modelClass);
    job.setOutputKeyClass(NullWritable.class);
    job.setOutputValueClass(modelClass);

    TemporaryOutputFormat.setOutputPath(job, getNextDirectory());
    job.setOutputFormatClass(TemporaryOutputFormat.class);
    job.getConfiguration().setClass("mapred.output.committer.class", LegacyBridgeOutputCommitter.class,
            org.apache.hadoop.mapred.OutputCommitter.class);

    job.setNumReduceTasks(0);/*from w  ww . j  a v  a2 s.  c  o  m*/

    LOG.info(MessageFormat.format("applying patch (no join): {0} / (empty) -> {2}",
            storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
    try {
        boolean succeed = job.waitForCompletion(true);
        LOG.info(MessageFormat.format("applied patch (no join): succeed={0}, {1} / (empty) -> {3}", succeed,
                storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
        if (succeed == false) {
            throw new IOException(MessageFormat.format("failed to apply patch (no join): {0} / (empty) -> {2}",
                    storage.getPatchContents("*"), storage.getHeadContents("*"), getNextContents()));
        }
    } catch (ClassNotFoundException e) {
        throw new IOException(e);
    }
    putMeta();
}

---

From source file:com.avira.couchdoop.demo.BenchmarkUpdater.java

License:Apache License

public Job configureJob(Configuration conf, String input) throws IOException {
    conf.setInt("mapreduce.map.failures.maxpercent", 5);
    conf.setInt("mapred.max.map.failures.percent", 5);
    conf.setInt("mapred.max.tracker.failures", 20);

    Job job = Job.getInstance(conf);
    job.setJarByClass(BenchmarkUpdater.class);

    // User classpath takes precedence in favor of Hadoop classpath.
    // This is because the Couchbase client requires a newer version of
    // org.apache.httpcomponents:httpcore.
    job.setUserClassesTakesPrecedence(true);

    // Input//from  w  w  w  .j av  a 2  s. c  o  m
    FileInputFormat.setInputPaths(job, input);

    // Mapper
    job.setMapperClass(BenchmarkUpdateMapper.class);
    job.setMapOutputKeyClass(String.class);
    job.setMapOutputValueClass(CouchbaseAction.class);

    // Reducer
    job.setNumReduceTasks(0);

    // Output
    job.setOutputFormatClass(CouchbaseOutputFormat.class);
    job.setMapOutputKeyClass(String.class);
    job.setMapOutputValueClass(CouchbaseAction.class);

    return job;
}

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From source file:com.avira.couchdoop.demo.ExportDriver.java

License:Apache License

@Override
public int run(String[] args) throws Exception {
    if (args.length != 1) {
        System.err.println("Usage: <input_path>");
        return 1;
    }//from  w  w  w  . j av a 2s  . co  m
    String input = args[0];

    Job job = Job.getInstance(getConf());
    job.setJarByClass(ExportDriver.class);

    // User classpath takes precedence in favor of Hadoop classpath.
    // This is because the Couchbase client requires a newer version of
    // org.apache.httpcomponents:httpcore.
    //        job.setUserClassesTakesPrecedence(true);

    // Input
    FileInputFormat.setInputPaths(job, input);

    // Mapper
    job.setMapperClass(ExportMapper.class);

    // Reducer
    job.setNumReduceTasks(0);

    // Output
    job.setOutputKeyClass(String.class);
    job.setOutputValueClass(CouchbaseAction.class);
    job.setOutputFormatClass(CouchbaseOutputFormat.class);

    if (!job.waitForCompletion(true)) {
        return 2;
    }

    return 0;
}

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From source file:com.avira.couchdoop.exp.CouchbaseOutputFormat.java

License:Apache License

public static void initJob(Job job, String urls, String bucket, String password) {
    job.setOutputFormatClass(CouchbaseOutputFormat.class);
    job.setOutputKeyClass(String.class);
    job.setOutputValueClass(CouchbaseAction.class);

    Configuration conf = job.getConfiguration();
    conf.set(CouchbaseArgs.ARG_COUCHBASE_URLS.getPropertyName(), urls);
    conf.set(CouchbaseArgs.ARG_COUCHBASE_BUCKET.getPropertyName(), bucket);
    conf.set(CouchbaseArgs.ARG_COUCHBASE_PASSWORD.getPropertyName(), password);
}

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From source file:com.avira.couchdoop.jobs.CouchbaseExporter.java

License:Apache License

public Job configureJob(Configuration conf, String input) throws IOException {
    conf.setInt("mapreduce.map.failures.maxpercent", 5);
    conf.setInt("mapred.max.map.failures.percent", 5);
    conf.setInt("mapred.max.tracker.failures", 20);

    Job job = Job.getInstance(conf);
    job.setJarByClass(CouchbaseExporter.class);

    // Input//from w ww.j  a va  2  s  . c  o  m
    FileInputFormat.setInputPaths(job, input);

    // Mapper
    job.setMapperClass(CsvToCouchbaseMapper.class);
    job.setMapOutputKeyClass(String.class);
    job.setMapOutputValueClass(CouchbaseAction.class);

    // Reducer
    job.setNumReduceTasks(0);

    // Output
    job.setOutputFormatClass(CouchbaseOutputFormat.class);
    job.setOutputKeyClass(String.class);
    job.setOutputValueClass(CouchbaseAction.class);

    return job;
}

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From source file:com.awcoleman.ExampleJobSummaryLogWithOutput.BinRecToAvroRecDriver.java

License:Apache License

public int run(String[] args) throws Exception {

    String input = null;/*from   ww w  .ja  va  2s  .c  o m*/
    String output = null;

    if (args.length < 2) {
        System.err.printf("Usage: %s <input> <output>\n", this.getClass().getSimpleName());
        return -1;
    } else {
        input = args[0];
        output = args[1];
    }

    Job job = Job.getInstance(getConf(), "BinRecToAvroRecDriver");
    Configuration conf = job.getConfiguration();

    //Add job log to hold Driver logging (and any summary info about the dataset,job, or counters we want to write)
    String fapath = createTempFileAppender(job);

    //get schema
    Schema outSchema = ReflectData.get().getSchema(com.awcoleman.examples.avro.BinRecForPartitions.class);
    job.getConfiguration().set("outSchema", outSchema.toString());

    //Job conf settings
    job.setJarByClass(BinRecToAvroRecDriver.class);
    job.setMapperClass(Map.class);
    job.setReducerClass(Reduce.class);
    job.setInputFormatClass(BinRecInputFormat.class);
    job.setOutputFormatClass(AvroKeyOutputFormat.class);
    AvroJob.setOutputKeySchema(job, outSchema);

    AvroJob.setMapOutputKeySchema(job, Schema.create(Schema.Type.STRING));
    AvroJob.setMapOutputValueSchema(job, outSchema);

    //Job output compression
    FileOutputFormat.setCompressOutput(job, true);
    job.getConfiguration().set(AvroJob.CONF_OUTPUT_CODEC, DataFileConstants.DEFLATE_CODEC);

    //Input and Output Paths
    FileInputFormat.setInputPaths(job, new Path(input));
    Path outPath = new Path(output);
    FileOutputFormat.setOutputPath(job, outPath);
    outPath.getFileSystem(conf).delete(outPath, true);

    boolean jobCompletionStatus = job.waitForCompletion(true);

    //Print Custom Counters before exiting
    Counters counters = job.getCounters();
    for (MYJOB_CNTRS customCounter : MYJOB_CNTRS.values()) {
        Counter thisCounter = counters.findCounter(customCounter);
        System.out.println("Custom Counter " + customCounter + "=" + thisCounter.getValue());
    }

    long mycnt1 = job.getCounters()
            .findCounter("com.awcoleman.TestingGettingContainerLogger.BinRecToAvroRecDriver$MYJOB_CNTRS",
                    "MYCNT1")
            .getValue();
    long mycnt2 = job.getCounters()
            .findCounter("com.awcoleman.TestingGettingContainerLogger.BinRecToAvroRecDriver$MYJOB_CNTRS",
                    "MYCNT2")
            .getValue();
    long mycnt3 = job.getCounters()
            .findCounter("com.awcoleman.TestingGettingContainerLogger.BinRecToAvroRecDriver$MYJOB_CNTRS",
                    "MYCNT3")
            .getValue();

    long myfakekpi = mycnt1 - mycnt2;

    String msgMyfakekpi = "The Fake KPI of the Dataset: " + String.format("%,d", myfakekpi);
    System.out.println(msgMyfakekpi);
    logger.info(msgMyfakekpi);

    //Finished, so move job log to HDFS in _log dir, clean
    copyTempFileAppenderToHDFSOutpath(job, fapath, output);

    return jobCompletionStatus ? 0 : 1;
}

---

From source file:com.bah.applefox.main.plugins.fulltextindex.FTLoader.java

License:Apache License

/**
 * run takes the comandline args as arguments (in this case from a
 * configuration file), creates a new job, configures it, initiates it,
 * waits for completion, and returns 0 if it is successful (1 if it is not)
 * //from w w w  .j a  v a 2s  . c  om
 * @param args
 *            the commandline arguments (in this case from a configuration
 *            file)
 * 
 * @return 0 if the job ran successfully and 1 if it isn't
 */
public int run(String[] args) throws Exception {
    try {
        // Initialize variables
        FTLoader.articleFile = args[8];
        FTLoader.maxNGrams = Integer.parseInt(args[9]);
        FTLoader.stopWords = getStopWords();
        FTLoader.dTable = args[10];
        FTLoader.urlCheckedTable = args[11];
        FTLoader.divsFile = args[20];
        FTLoader.exDivs = getExDivs();

        // Give the job a name
        String jobName = this.getClass().getSimpleName() + "_" + System.currentTimeMillis();

        // Create job and set the jar
        Job job = new Job(getConf(), jobName);
        job.setJarByClass(this.getClass());

        String urlTable = args[5];

        job.setInputFormatClass(AccumuloInputFormat.class);
        InputFormatBase.setZooKeeperInstance(job.getConfiguration(), args[0], args[1]);
        InputFormatBase.setInputInfo(job.getConfiguration(), args[2], args[3].getBytes(), urlTable,
                new Authorizations());

        job.setMapperClass(MapperClass.class);
        job.setMapOutputKeyClass(Key.class);
        job.setMapOutputValueClass(Value.class);

        job.setReducerClass(ReducerClass.class);
        job.setNumReduceTasks(Integer.parseInt(args[4]));

        job.setOutputFormatClass(AccumuloOutputFormat.class);
        job.setOutputKeyClass(Key.class);
        job.setOutputValueClass(Value.class);

        AccumuloOutputFormat.setZooKeeperInstance(job.getConfiguration(), args[0], args[1]);
        AccumuloOutputFormat.setOutputInfo(job.getConfiguration(), args[2], args[3].getBytes(), true, urlTable);

        job.waitForCompletion(true);

        return job.isSuccessful() ? 0 : 1;
    } catch (IOException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (InterruptedException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    } catch (ClassNotFoundException e) {
        if (e.getMessage() != null) {
            log.error(e.getMessage());
        } else {
            log.error(e.getStackTrace());
        }
    }
    return 1;
}

---

From source file:com.bah.applefox.main.plugins.imageindex.ImageLoader.java

License:Apache License

/**
 * run takes the comandline args as arguments (in this case from a
 * configuration file), creates a new job, configures it, initiates it,
 * waits for completion, and returns 0 if it is successful (1 if it is not)
 * //from w w  w  .  j a  va  2 s  .  co m
 * @param args
 *            the commandline arguments (in this case from a configuration
 *            file)
 * 
 * @return 0 if the job ran successfully and 1 if it isn't
 */
public int run(String[] args) throws Exception {

    checkedImages = args[18];
    hashTable = args[17];
    tagTable = args[19];
    divsFile = args[20];
    UserAgent = args[6];

    // Create the table
    AccumuloUtils.setSplitSize(args[23]);
    AccumuloUtils.connectBatchWrite(checkedImages).close();

    // Give the job a name
    String jobName = this.getClass().getSimpleName() + "_" + System.currentTimeMillis();

    // Create the job and set its jar
    Job job = new Job(getConf(), jobName);
    job.setJarByClass(this.getClass());

    // Set the url table to read from
    String urlTable = args[5];

    job.setInputFormatClass(AccumuloInputFormat.class);
    InputFormatBase.setZooKeeperInstance(job.getConfiguration(), args[0], args[1]);
    InputFormatBase.setInputInfo(job.getConfiguration(), args[2], args[3].getBytes(), urlTable,
            new Authorizations());

    job.setMapperClass(MapperClass.class);
    job.setMapOutputKeyClass(Key.class);
    job.setMapOutputValueClass(Value.class);

    job.setNumReduceTasks(Integer.parseInt(args[4]));

    job.setReducerClass(ReducerClass.class);

    job.setOutputFormatClass(AccumuloOutputFormat.class);
    job.setOutputKeyClass(Key.class);
    job.setOutputValueClass(Value.class);
    AccumuloOutputFormat.setZooKeeperInstance(job.getConfiguration(), args[0], args[1]);
    AccumuloOutputFormat.setOutputInfo(job.getConfiguration(), args[2], args[3].getBytes(), true, urlTable);

    AccumuloUtils.setSplitSize(args[22]);

    job.waitForCompletion(true);

    return job.isSuccessful() ? 0 : 1;
}

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