示例#1
0
  private void setupSegmentList(int numberOfSegments) throws Exception {
    final String filePath =
        TestUtils.getFileFromResourceUrl(getClass().getClassLoader().getResource(SMALL_AVRO_DATA));
    _indexSegmentList.clear();
    if (INDEXES_DIR.exists()) {
      FileUtils.deleteQuietly(INDEXES_DIR);
    }
    INDEXES_DIR.mkdir();

    for (int i = 0; i < numberOfSegments; ++i) {
      final File segmentDir = new File(INDEXES_DIR, "segment_" + i);

      final SegmentGeneratorConfig config =
          SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(
              new File(filePath), segmentDir, "dim1", TimeUnit.DAYS, "test");

      final SegmentIndexCreationDriver driver = SegmentCreationDriverFactory.get(null);
      driver.init(config);
      driver.build();

      LOGGER.debug("built at: {}", segmentDir.getAbsolutePath());
      _indexSegmentList.add(
          ColumnarSegmentLoader.load(new File(segmentDir, driver.getSegmentName()), ReadMode.mmap));
    }
  }
示例#2
0
  private void setupSegmentList(int numberOfSegments) throws Exception {
    final String filePath =
        TestUtils.getFileFromResourceUrl(getClass().getClassLoader().getResource(SMALL_AVRO_DATA));
    _indexSegmentList.clear();
    if (INDEXES_DIR.exists()) {
      FileUtils.deleteQuietly(INDEXES_DIR);
    }
    INDEXES_DIR.mkdir();

    for (int i = 0; i < numberOfSegments; ++i) {
      final File segmentDir = new File(INDEXES_DIR, "segment_" + i);

      final SegmentGeneratorConfig config =
          SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(
              new File(filePath), segmentDir, "dim" + i, TimeUnit.DAYS, "midas");
      config.setSegmentNamePostfix(String.valueOf(i));
      final SegmentIndexCreationDriver driver = SegmentCreationDriverFactory.get(null);
      driver.init(config);
      driver.build();

      File parent = new File(INDEXES_DIR, "segment_" + String.valueOf(i));
      String segmentName = parent.list()[0];
      _indexSegmentList.add(
          ColumnarSegmentLoader.load(new File(parent, segmentName), ReadMode.mmap));

      System.out.println("built at : " + segmentDir.getAbsolutePath());
    }
  }
示例#3
0
  @BeforeClass
  public static void before() throws Exception {
    final String filePath =
        TestUtils.getFileFromResourceUrl(
            DictionariesTest.class.getClassLoader().getResource(AVRO_DATA));
    if (INDEX_DIR.exists()) {
      FileUtils.deleteQuietly(INDEX_DIR);
    }

    final SegmentGeneratorConfig config =
        SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(
            new File(filePath), INDEX_DIR, "time_day", TimeUnit.DAYS, "test");

    final SegmentIndexCreationDriver driver = SegmentCreationDriverFactory.get(null);
    driver.init(config);
    driver.build();

    final Schema schema = AvroUtils.extractSchemaFromAvro(new File(filePath));

    final DataFileStream<GenericRecord> avroReader = AvroUtils.getAvroReader(new File(filePath));
    final org.apache.avro.Schema avroSchema = avroReader.getSchema();
    final String[] columns = new String[avroSchema.getFields().size()];
    int i = 0;
    for (final Field f : avroSchema.getFields()) {
      columns[i] = f.name();
      i++;
    }

    uniqueEntries = new HashMap<String, Set<Object>>();
    for (final String column : columns) {
      uniqueEntries.put(column, new HashSet<Object>());
    }

    while (avroReader.hasNext()) {
      final GenericRecord rec = avroReader.next();
      for (final String column : columns) {
        Object val = rec.get(column);
        if (val instanceof Utf8) {
          val = ((Utf8) val).toString();
        }
        uniqueEntries
            .get(column)
            .add(getAppropriateType(schema.getFieldSpecFor(column).getDataType(), val));
      }
    }
  }
示例#4
0
  private void setupSegment() throws Exception {
    final String filePath =
        TestUtils.getFileFromResourceUrl(
            PlanMakerTest.class.getClassLoader().getResource(LARGE_AVRO_DATA));

    if (INDEX_DIR.exists()) {
      FileUtils.deleteQuietly(INDEX_DIR);
    }

    final SegmentGeneratorConfig config =
        SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(
            new File(filePath), INDEX_DIR, "dim1", TimeUnit.DAYS, "test");

    final SegmentIndexCreationDriver driver = SegmentCreationDriverFactory.get(null);
    driver.init(config);
    driver.build();

    LOGGER.debug("built at: {}", INDEX_DIR.getAbsolutePath());
    final File indexSegmentDir = new File(INDEX_DIR, driver.getSegmentName());
    _indexSegment = ColumnarSegmentLoader.load(indexSegmentDir, ReadMode.mmap);
  }
  private void setupSegment() throws Exception {
    final String filePath =
        TestUtils.getFileFromResourceUrl(getClass().getClassLoader().getResource(AVRO_DATA));

    if (INDEX_DIR.exists()) {
      FileUtils.deleteQuietly(INDEX_DIR);
    }

    final SegmentGeneratorConfig config =
        SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(
            new File(filePath), INDEX_DIR, "time_day", TimeUnit.DAYS, "test");

    final SegmentIndexCreationDriver driver = SegmentCreationDriverFactory.get(null);
    driver.init(config);
    driver.build();

    LOGGER.info("built at : {}", INDEX_DIR.getAbsolutePath());
    final File indexSegmentDir = new File(INDEX_DIR, driver.getSegmentName());
    _indexSegment = ColumnarSegmentLoader.load(indexSegmentDir, ReadMode.heap);
    _medataMap =
        ((SegmentMetadataImpl) ((IndexSegmentImpl) _indexSegment).getSegmentMetadata())
            .getColumnMetadataMap();
  }
示例#6
0
  private void setupSegmentFor(String table) throws Exception {
    final String filePath =
        TestUtils.getFileFromResourceUrl(getClass().getClassLoader().getResource(AVRO_DATA));

    if (INDEX_DIR.exists()) {
      FileUtils.deleteQuietly(INDEX_DIR);
    }
    INDEX_DIR.mkdir();

    final SegmentGeneratorConfig config =
        SegmentTestUtils.getSegmentGenSpecWithSchemAndProjectedColumns(
            new File(filePath),
            new File(INDEX_DIR, "segment"),
            "daysSinceEpoch",
            TimeUnit.DAYS,
            table);

    final SegmentIndexCreationDriver driver = new SegmentIndexCreationDriverImpl();

    driver.init(config);
    driver.build();

    System.out.println("built at : " + INDEX_DIR.getAbsolutePath());
  }