@SuppressWarnings("unchecked")
@Override
public void setStoreLocation(String location, Job job) throws IOException {
log.debug("setStoreLocation({}, {})", location, job);
job.getConfiguration().set("mapred.textoutputformat.separator", "");
FileOutputFormat.setOutputPath(job, new Path(location));
if ("true".equals(job.getConfiguration().get("output.compression.enabled"))) {
FileOutputFormat.setCompressOutput(job, true);
String codec = job.getConfiguration().get("output.compression.codec");
try {
FileOutputFormat.setOutputCompressorClass(
job, (Class<? extends CompressionCodec>) Class.forName(codec));
} catch (ClassNotFoundException e) {
throw new RuntimeException("Class not found: " + codec);
}
} else {
if (location.endsWith(".bz2") || location.endsWith(".bz")) {
FileOutputFormat.setCompressOutput(job, true);
FileOutputFormat.setOutputCompressorClass(job, BZip2Codec.class);
} else if (location.endsWith(".gz")) {
FileOutputFormat.setCompressOutput(job, true);
FileOutputFormat.setOutputCompressorClass(job, GzipCodec.class);
} else {
FileOutputFormat.setCompressOutput(job, false);
}
}
}
public Job getJob(Configuration conf) throws IOException {
Job job = new Job(conf, "pivoting");
job.setJarByClass(PivotingReducer.class);
job.setMapperClass(Mapper.class);
job.setReducerClass(PivotingReducer.class);
job.setInputFormatClass(SequenceFileInputFormat.class);
job.setMapOutputKeyClass(RuleWritable.class);
job.setMapOutputValueClass(MapWritable.class);
job.setOutputKeyClass(RuleWritable.class);
job.setOutputValueClass(MapWritable.class);
job.setOutputFormatClass(SequenceFileOutputFormat.class);
job.setPartitionerClass(RuleWritable.SourcePartitioner.class);
FileInputFormat.setInputPaths(job, new Path(conf.get("thrax.work-dir") + "collected"));
int maxSplitSize = conf.getInt("thrax.max-split-size", 0);
if (maxSplitSize != 0) FileInputFormat.setMaxInputSplitSize(job, maxSplitSize);
int numReducers = conf.getInt("thrax.reducers", 4);
job.setNumReduceTasks(numReducers);
FileOutputFormat.setOutputPath(job, new Path(conf.get("thrax.work-dir") + "pivoted"));
FileOutputFormat.setCompressOutput(job, true);
return job;
}
/** Runs this tool. */
public int run(String[] args) throws IOException {
DocnoMapping.DefaultBuilderOptions options =
DocnoMapping.BuilderUtils.parseDefaultOptions(args);
if (options == null) {
return -1;
}
// Temp directory.
String tmpDir =
"tmp-" + TrecDocnoMappingBuilder.class.getSimpleName() + "-" + random.nextInt(10000);
LOG.info("Tool name: " + TrecDocnoMappingBuilder.class.getCanonicalName());
LOG.info(" - input path: " + options.collection);
LOG.info(" - output file: " + options.docnoMapping);
Job job =
new Job(
getConf(), TrecDocnoMappingBuilder.class.getSimpleName() + ":" + options.collection);
FileSystem fs = FileSystem.get(job.getConfiguration());
job.setJarByClass(TrecDocnoMappingBuilder.class);
job.setNumReduceTasks(1);
FileInputFormat.setInputPaths(job, new Path(options.collection));
FileOutputFormat.setOutputPath(job, new Path(tmpDir));
FileOutputFormat.setCompressOutput(job, false);
job.setInputFormatClass(TrecDocumentInputFormat.class);
job.setOutputKeyClass(Text.class);
job.setOutputValueClass(IntWritable.class);
job.setOutputFormatClass(TextOutputFormat.class);
job.setMapperClass(MyMapper.class);
job.setReducerClass(MyReducer.class);
// Delete the output directory if it exists already.
fs.delete(new Path(tmpDir), true);
try {
job.waitForCompletion(true);
} catch (Exception e) {
throw new RuntimeException(e);
}
String input = tmpDir + (tmpDir.endsWith("/") ? "" : "/") + "/part-r-00000";
TrecDocnoMapping.writeMappingData(
new Path(input), new Path(options.docnoMapping), FileSystem.get(getConf()));
fs.delete(new Path(tmpDir), true);
return 0;
}
/** Runs this tool. */
public int run(String[] args) throws Exception {
if (args.length != 3) {
printUsage();
return -1;
}
String inputPath = args[0];
String outputPath = args[1];
String outputFile = args[2];
LOG.info("Tool: " + Aquaint2DocnoMappingBuilder.class.getCanonicalName());
LOG.info(" - Input path: " + inputPath);
LOG.info(" - Output path: " + outputPath);
LOG.info(" - Output file: " + outputFile);
Job job = new Job(getConf(), Aquaint2DocnoMappingBuilder.class.getSimpleName());
job.setJarByClass(Aquaint2DocnoMappingBuilder.class);
job.setNumReduceTasks(1);
FileInputFormat.setInputPaths(job, new Path(inputPath));
FileOutputFormat.setOutputPath(job, new Path(outputPath));
FileOutputFormat.setCompressOutput(job, false);
job.setInputFormatClass(Aquaint2DocumentInputFormat.class);
job.setOutputKeyClass(Text.class);
job.setOutputValueClass(IntWritable.class);
job.setOutputFormatClass(TextOutputFormat.class);
job.setMapperClass(MyMapper.class);
job.setReducerClass(MyReducer.class);
// Delete the output directory if it exists already.
FileSystem.get(job.getConfiguration()).delete(new Path(outputPath), true);
job.waitForCompletion(true);
String input = outputPath + (outputPath.endsWith("/") ? "" : "/") + "/part-r-00000";
Aquaint2DocnoMapping.writeDocnoData(
new Path(input), new Path(outputFile), FileSystem.get(getConf()));
return 0;
}
public static void main(String[] args)
throws IllegalArgumentException, IOException, ClassNotFoundException, InterruptedException {
Job job = new Job();
job.setJarByClass(MaxTemperature.class);
String inputPath =
"/home/cloudera/hd/data/ncdc_tmp/ftp.ncdc.noaa.gov/pub/data/noaa/2000/719043-99999-2000.gz";
String outputPath = "/home/cloudera/hd/data/output";
FileInputFormat.addInputPath(job, new Path(inputPath));
FileOutputFormat.setOutputPath(job, new Path(outputPath));
job.setOutputKeyClass(Text.class);
job.setOutputValueClass(IntWritable.class);
FileOutputFormat.setCompressOutput(job, true);
FileOutputFormat.setOutputCompressorClass(job, GzipCodec.class);
job.setMapperClass(MaxTemperatureMapper.class);
job.setReducerClass(MaxTemperatureReducer.class);
job.setCombinerClass(MaxTemperatureReducer.class);
System.exit(job.waitForCompletion(true) ? 0 : 1);
}
@SuppressWarnings("rawtypes")
public void afterPropertiesSet() throws Exception {
final Configuration cfg = ConfigurationUtils.createFrom(configuration, properties);
buildGenericOptions(cfg);
if (StringUtils.hasText(user)) {
UserGroupInformation ugi =
UserGroupInformation.createProxyUser(user, UserGroupInformation.getLoginUser());
ugi.doAs(
new PrivilegedExceptionAction<Void>() {
@Override
public Void run() throws Exception {
job = new Job(cfg);
return null;
}
});
} else {
job = new Job(cfg);
}
ClassLoader loader =
(beanClassLoader != null
? beanClassLoader
: org.springframework.util.ClassUtils.getDefaultClassLoader());
if (jar != null) {
JobConf conf = (JobConf) job.getConfiguration();
conf.setJar(jar.getURI().toString());
loader = ExecutionUtils.createParentLastClassLoader(jar, beanClassLoader, cfg);
conf.setClassLoader(loader);
}
// set first to enable auto-detection of K/V to skip the key/value types to be specified
if (mapper != null) {
Class<? extends Mapper> mapperClass = resolveClass(mapper, loader, Mapper.class);
job.setMapperClass(mapperClass);
configureMapperTypesIfPossible(job, mapperClass);
}
if (reducer != null) {
Class<? extends Reducer> reducerClass = resolveClass(reducer, loader, Reducer.class);
job.setReducerClass(reducerClass);
configureReducerTypesIfPossible(job, reducerClass);
}
if (StringUtils.hasText(name)) {
job.setJobName(name);
}
if (combiner != null) {
job.setCombinerClass(resolveClass(combiner, loader, Reducer.class));
}
if (groupingComparator != null) {
job.setGroupingComparatorClass(resolveClass(groupingComparator, loader, RawComparator.class));
}
if (inputFormat != null) {
job.setInputFormatClass(resolveClass(inputFormat, loader, InputFormat.class));
}
if (mapKey != null) {
job.setMapOutputKeyClass(resolveClass(mapKey, loader, Object.class));
}
if (mapValue != null) {
job.setMapOutputValueClass(resolveClass(mapValue, loader, Object.class));
}
if (numReduceTasks != null) {
job.setNumReduceTasks(numReduceTasks);
}
if (key != null) {
job.setOutputKeyClass(resolveClass(key, loader, Object.class));
}
if (value != null) {
job.setOutputValueClass(resolveClass(value, loader, Object.class));
}
if (outputFormat != null) {
job.setOutputFormatClass(resolveClass(outputFormat, loader, OutputFormat.class));
}
if (partitioner != null) {
job.setPartitionerClass(resolveClass(partitioner, loader, Partitioner.class));
}
if (sortComparator != null) {
job.setSortComparatorClass(resolveClass(sortComparator, loader, RawComparator.class));
}
if (StringUtils.hasText(workingDir)) {
job.setWorkingDirectory(new Path(workingDir));
}
if (jarClass != null) {
job.setJarByClass(jarClass);
}
if (!CollectionUtils.isEmpty(inputPaths)) {
for (String path : inputPaths) {
FileInputFormat.addInputPath(job, new Path(path));
}
}
if (StringUtils.hasText(outputPath)) {
FileOutputFormat.setOutputPath(job, new Path(outputPath));
}
if (compressOutput != null) {
FileOutputFormat.setCompressOutput(job, compressOutput);
}
if (codecClass != null) {
FileOutputFormat.setOutputCompressorClass(
job, resolveClass(codecClass, loader, CompressionCodec.class));
}
processJob(job);
}
/**
* Implmentation of Tool.run() method, which builds and runs the Hadoop job.
*
* @param args command line parameters, less common Hadoop job parameters stripped out and
* interpreted by the Tool class.
* @return 0 if the Hadoop job completes successfully, 1 if not.
*/
@Override
public int run(String[] args) throws Exception {
String inputPath = null;
String outputPath = null;
String configFile = null;
boolean overwrite = false;
int numReducers = 60;
// Read the command line arguments. We're not using GenericOptionsParser
// to prevent having to include commons.cli as a dependency.
for (int i = 0; i < args.length; i++) {
try {
if (args[i].equals(ARGNAME_INPATH)) {
inputPath = args[++i];
} else if (args[i].equals(ARGNAME_OUTPATH)) {
outputPath = args[++i];
} else if (args[i].equals(ARGNAME_CONF)) {
configFile = args[++i];
} else if (args[i].equals(ARGNAME_MAXFILES)) {
SampleFilter.setMax(Long.parseLong(args[++i]));
} else if (args[i].equals(ARGNAME_OVERWRITE)) {
overwrite = true;
} else if (args[i].equals(ARGNAME_NUMREDUCE)) {
numReducers = Integer.parseInt(args[++i]);
} else {
LOG.warn("Unsupported argument: " + args[i]);
}
} catch (ArrayIndexOutOfBoundsException e) {
usage();
throw new IllegalArgumentException();
}
}
if (inputPath == null || outputPath == null) {
usage();
throw new IllegalArgumentException();
}
// Read in any additional config parameters.
if (configFile != null) {
LOG.info("adding config parameters from '" + configFile + "'");
this.getConf().addResource(configFile);
}
// Create the Hadoop job.
Configuration conf = getConf();
Job job = new Job(conf);
job.setJarByClass(BigramFinder.class);
job.setNumReduceTasks(numReducers);
// Scan the provided input path for ARC files.
LOG.info("setting input path to '" + inputPath + "'");
SampleFilter.setFilter(FILEFILTER);
FileInputFormat.addInputPath(job, new Path(inputPath));
FileInputFormat.setInputPathFilter(job, SampleFilter.class);
// Delete the output path directory if it already exists and user wants
// to overwrite it.
if (overwrite) {
LOG.info("clearing the output path at '" + outputPath + "'");
FileSystem fs = FileSystem.get(new URI(outputPath), conf);
if (fs.exists(new Path(outputPath))) {
fs.delete(new Path(outputPath), true);
}
}
// Set the path where final output 'part' files will be saved.
LOG.info("setting output path to '" + outputPath + "'");
FileOutputFormat.setOutputPath(job, new Path(outputPath));
FileOutputFormat.setCompressOutput(job, false);
// Set which InputFormat class to use.
job.setInputFormatClass(ArcInputFormat.class); // SequenceFileInputFormat.class
// Set which OutputFormat class to use.
job.setOutputFormatClass(TextOutputFormat.class);
// Set the output data types.
job.setOutputKeyClass(Text.class);
job.setOutputValueClass(LongWritable.class);
// Set which Mapper and Reducer classes to use.
job.setMapperClass(BigramFinderMapper.class);
job.setReducerClass(PairGeneratorSumReducer.class);
job.setCombinerClass(LongSumReducer.class);
// Set the name of the job.
job.setJobName("Norvig Award - Evil Bigram Finder");
if (job.waitForCompletion(true)) {
return 0;
} else {
return 1;
}
}
public static void enableCompression(Job j, SequenceFile.CompressionType type) {
Configuration conf = j.getConfiguration();
conf.setBoolean("mapred.compress.map.output", true);
FileOutputFormat.setCompressOutput(j, true);
SequenceFileOutputFormat.setOutputCompressionType(j, type);
}
@Override
public int run(String[] args) throws Exception {
Job job1 = Job.getInstance(getConf(), "TermWordCountPerDocument");
job1.setJarByClass(getClass());
Configuration conf1 = job1.getConfiguration();
FileInputFormat.setInputPaths(job1, new Path("enron/mann.avro"));
Path out1 = new Path("tfidf/step1");
out1.getFileSystem(conf1).delete(out1, true);
FileOutputFormat.setOutputPath(job1, out1);
FileOutputFormat.setOutputCompressorClass(job1, SnappyCodec.class);
FileOutputFormat.setCompressOutput(job1, true);
job1.setMapperClass(TermWordCountPerDocumentMapper.class);
job1.setReducerClass(IntSumReducer.class);
job1.setInputFormatClass(AvroKeyInputFormat.class);
job1.setOutputFormatClass(SequenceFileOutputFormat.class);
job1.setOutputKeyClass(Text.class);
job1.setOutputValueClass(IntWritable.class);
Job job2 = Job.getInstance(getConf(), "DocumentWordCount");
job2.setJarByClass(getClass());
Configuration conf2 = job2.getConfiguration();
FileInputFormat.setInputPaths(job2, new Path("tfidf/step1"));
Path out2 = new Path("tfidf/step2");
out2.getFileSystem(conf2).delete(out2, true);
FileOutputFormat.setOutputPath(job2, out2);
FileOutputFormat.setOutputCompressorClass(job2, SnappyCodec.class);
FileOutputFormat.setCompressOutput(job2, true);
job2.setMapperClass(DocumentWordCountMapper.class);
job2.setReducerClass(DocumentWordCountReducer.class);
job2.setInputFormatClass(SequenceFileInputFormat.class);
job2.setOutputFormatClass(SequenceFileOutputFormat.class);
job2.setOutputKeyClass(Text.class);
job2.setOutputValueClass(Text.class);
Job job3 = Job.getInstance(getConf(), "DocumentCountAndTfIdf");
job3.setJarByClass(getClass());
Configuration conf3 = job3.getConfiguration();
FileInputFormat.setInputPaths(job3, new Path("tfidf/step2"));
Path out3 = new Path("tfidf/final");
out3.getFileSystem(conf3).delete(out3, true);
FileOutputFormat.setOutputPath(job3, out3);
FileOutputFormat.setOutputCompressorClass(job3, SnappyCodec.class);
FileOutputFormat.setCompressOutput(job3, true);
// Get the total document count from the Avro file metadata
DataFileReader<Object> reader =
new DataFileReader<Object>(
new FsInput(new Path("enron/mann.avro"), conf3), new GenericDatumReader<Object>());
conf3.setLong("totalDocs", reader.getMetaLong("recordCount"));
reader.close();
job3.setMapperClass(TermDocumentCountMapper.class);
job3.setReducerClass(TfIdfReducer.class);
job3.setInputFormatClass(SequenceFileInputFormat.class);
job3.setOutputFormatClass(SequenceFileOutputFormat.class);
job3.setOutputKeyClass(Text.class);
job3.setOutputValueClass(Text.class);
return 0;
}
@SuppressWarnings("unchecked")
public int run() throws ClassNotFoundException, InterruptedException, IOException {
Configuration conf = getConf();
String inputPath = MavunoUtils.getRequiredParam("Mavuno.ExtractGlobalStats.InputPath", conf);
String corpusPath = MavunoUtils.getRequiredParam("Mavuno.ExtractGlobalStats.CorpusPath", conf);
String corpusClass =
MavunoUtils.getRequiredParam("Mavuno.ExtractGlobalStats.CorpusClass", conf);
String extractorClass =
MavunoUtils.getRequiredParam("Mavuno.ExtractGlobalStats.ExtractorClass", conf);
String extractorArgs =
MavunoUtils.getRequiredParam("Mavuno.ExtractGlobalStats.ExtractorArgs", conf);
String extractorTarget =
MavunoUtils.getRequiredParam("Mavuno.ExtractGlobalStats.ExtractorTarget", conf)
.toLowerCase();
String outputPath = MavunoUtils.getRequiredParam("Mavuno.ExtractGlobalStats.OutputPath", conf);
// split examples
conf.set("Mavuno.Split.InputPath", inputPath);
conf.set("Mavuno.Split.OutputPath", outputPath + "/../split");
conf.set("Mavuno.Split.SplitKey", extractorTarget);
new Split(conf).run();
// get splits
FileStatus[] files = MavunoUtils.getDirectoryListing(conf, outputPath + "/../split");
int split = 0;
for (FileStatus file : files) {
if (!file.getPath().getName().endsWith(".examples")) {
continue;
}
conf.set("Mavuno.ExtractGlobalStats.ExamplesPath", file.getPath().toString());
sLogger.info("Tool name: ExtractGlobalStats");
sLogger.info(" - Input path: " + inputPath);
sLogger.info(" - Examples path: " + file.getPath());
sLogger.info(" - Example split: " + split);
sLogger.info(" - Corpus path: " + corpusPath);
sLogger.info(" - Corpus class: " + corpusClass);
sLogger.info(" - Extractor class: " + extractorClass);
sLogger.info(" - Extractor class: " + extractorArgs);
sLogger.info(" - Extractor target: " + extractorTarget);
sLogger.info(" - Output path: " + outputPath);
Job job = new Job(conf);
job.setJobName("ExtractGlobalStats");
job.setJarByClass(ExtractGlobalStats.class);
MavunoUtils.recursivelyAddInputPaths(job, corpusPath);
FileOutputFormat.setOutputPath(job, new Path(outputPath + "/../split/" + split));
job.setInputFormatClass((Class<? extends InputFormat>) Class.forName(corpusClass));
job.setOutputFormatClass(SequenceFileOutputFormat.class);
FileOutputFormat.setCompressOutput(job, true);
SequenceFileOutputFormat.setOutputCompressionType(job, SequenceFile.CompressionType.BLOCK);
job.setMapOutputKeyClass(ContextPatternWritable.class);
job.setSortComparatorClass(ContextPatternWritable.Comparator.class);
job.setPartitionerClass(ContextPatternWritable.FullPartitioner.class);
job.setMapOutputValueClass(ContextPatternStatsWritable.class);
job.setOutputKeyClass(ContextPatternWritable.class);
job.setOutputValueClass(ContextPatternStatsWritable.class);
job.setMapperClass(MyMapper.class);
job.setReducerClass(MyReducer.class);
job.waitForCompletion(true);
split++;
}
// combine splits
conf.setInt("Mavuno.CombineGlobalStats.TotalSplits", split);
conf.set("Mavuno.CombineGlobalStats.InputPath", outputPath + "/../split/");
conf.set("Mavuno.CombineGlobalStats.OutputPath", outputPath);
new CombineGlobalStats(conf).run();
MavunoUtils.removeDirectory(conf, outputPath + "/../split");
return 0;
}
