Examples with MapReduce uk.gov.gchq.gaffer.hdfs.operation.MapReduce used on opensource projects

Example 1 with MapReduce

use of uk.gov.gchq.gaffer.hdfs.operation.MapReduce in project Gaffer by gchq.

the class HBaseAddElementsFromHdfsJobFactoryTest method shouldSetupJob.

@Test
public void shouldSetupJob() throws IOException, StoreException {
    // Given
    final JobConf localConf = createLocalConf();
    final FileSystem fs = FileSystem.getLocal(localConf);
    fs.mkdirs(new Path(outputDir));
    final JobFactory factory = getJobFactory();
    final Job job = mock(Job.class);
    final MapReduce operation = getMapReduceOperation();
    final HBaseStore store = new SingleUseMiniHBaseStore();
    final Schema schema = Schema.fromJson(StreamUtil.schemas(getClass()));
    final HBaseProperties properties = HBaseProperties.loadStoreProperties(StreamUtil.storeProps(getClass()));
    store.initialise("graphId", schema, properties);
    given(job.getConfiguration()).willReturn(localConf);
    // When
    factory.setupJob(job, operation, TextMapperGeneratorImpl.class.getName(), store);
    // Then
    verify(job).setJarByClass(factory.getClass());
    verify(job).setJobName("Ingest HDFS data: Generator=" + TextMapperGeneratorImpl.class.getName() + ", output=" + outputDir);
    verify(job).setMapperClass(AddElementsFromHdfsMapper.class);
    verify(job).setMapOutputKeyClass(ImmutableBytesWritable.class);
    verify(job).setMapOutputValueClass(KeyValue.class);
    verify(job).setReducerClass(AddElementsFromHdfsReducer.class);
    verify(job).setOutputKeyClass(ImmutableBytesWritable.class);
    verify(job).setOutputValueClass(KeyValue.class);
    verify(job).setOutputFormatClass(HFileOutputFormat2.class);
    assertEquals(fs.makeQualified(new Path(outputDir)).toString(), job.getConfiguration().get("mapreduce.output.fileoutputformat.outputdir"));
    verify(job).setNumReduceTasks(1);
}