DynamicPartitionerWriterWrapper(TaskAttemptContext job) { this.job = job; Configuration configuration = job.getConfiguration(); Class<? extends DynamicPartitioner> partitionerClass = configuration .getClass(PartitionedFileSetArguments.DYNAMIC_PARTITIONER_CLASS_NAME, null, DynamicPartitioner.class); this.dynamicPartitioner = new InstantiatorFactory(false).get(TypeToken.of(partitionerClass)).create(); this.partitionWriteOption = DynamicPartitioner.PartitionWriteOption.valueOf( configuration.get(PartitionedFileSetArguments.DYNAMIC_PARTITIONER_WRITE_OPTION)); MapReduceClassLoader classLoader = MapReduceClassLoader.getFromConfiguration(configuration); this.taskContext = classLoader.getTaskContextProvider().get(job); // name the output file 'part-<RunId>-m-00000' instead of 'part-m-00000' String outputName = DynamicPartitioningOutputFormat.getOutputName(job); if (partitionWriteOption == DynamicPartitioner.PartitionWriteOption.CREATE_OR_APPEND) { outputName = outputName + "-" + taskContext.getProgramRunId().getRun(); } this.outputName = outputName; String outputDatasetName = configuration.get(Constants.Dataset.Partitioned.HCONF_ATTR_OUTPUT_DATASET); this.outputDataset = taskContext.getDataset(outputDatasetName); this.partitioning = outputDataset.getPartitioning(); this.dynamicPartitioner.initialize(taskContext); this.fileOutputFormatName = job.getConfiguration() .getClass(Constants.Dataset.Partitioned.HCONF_ATTR_OUTPUT_FORMAT_CLASS_NAME, null, FileOutputFormat.class) .getName(); }
DynamicPartitionerWriterWrapper(TaskAttemptContext job) { this.job = job; Configuration configuration = job.getConfiguration(); Class<? extends DynamicPartitioner> partitionerClass = configuration .getClass(PartitionedFileSetArguments.DYNAMIC_PARTITIONER_CLASS_NAME, null, DynamicPartitioner.class); this.dynamicPartitioner = new InstantiatorFactory(false).get(TypeToken.of(partitionerClass)).create(); this.partitionWriteOption = DynamicPartitioner.PartitionWriteOption.valueOf( configuration.get(PartitionedFileSetArguments.DYNAMIC_PARTITIONER_WRITE_OPTION)); MapReduceClassLoader classLoader = MapReduceClassLoader.getFromConfiguration(configuration); this.taskContext = classLoader.getTaskContextProvider().get(job); // name the output file 'part-<RunId>-m-00000' instead of 'part-m-00000' String outputName = DynamicPartitioningOutputFormat.getOutputName(job); if (partitionWriteOption == DynamicPartitioner.PartitionWriteOption.CREATE_OR_APPEND) { outputName = outputName + "-" + taskContext.getProgramRunId().getRun(); } this.outputName = outputName; String outputDatasetName = configuration.get(Constants.Dataset.Partitioned.HCONF_ATTR_OUTPUT_DATASET); this.outputDataset = taskContext.getDataset(outputDatasetName); this.partitioning = outputDataset.getPartitioning(); this.dynamicPartitioner.initialize(taskContext); this.fileOutputFormatName = job.getConfiguration() .getClass(Constants.Dataset.Partitioned.HCONF_ATTR_OUTPUT_FORMAT_CLASS_NAME, null, FileOutputFormat.class) .getName(); }
return; Partitioning partitioning = ((PartitionedFileSet) dataset).getPartitioning();
return; Partitioning partitioning = ((PartitionedFileSet) dataset).getPartitioning();
Partitioning partitioning = null; if (dataset instanceof PartitionedFileSet) { partitioning = ((PartitionedFileSet) dataset).getPartitioning(); baseLocation = ((PartitionedFileSet) dataset).getEmbeddedFileSet().getBaseLocation(); } else {
Partitioning partitioning = null; if (dataset instanceof PartitionedFileSet) { partitioning = ((PartitionedFileSet) dataset).getPartitioning(); baseLocation = ((PartitionedFileSet) dataset).getEmbeddedFileSet().getBaseLocation(); } else {