Beispiel #1
0
  @Test
  public void testDecode() throws Exception {
    CubeDesc cubeDesc =
        CubeManager.getInstance(getTestConfig())
            .getCube("test_kylin_cube_with_slr_ready")
            .getDescriptor();
    HBaseColumnDesc hbaseCol = cubeDesc.getHbaseMapping().getColumnFamily()[0].getColumns()[0];

    MeasureCodec codec = new MeasureCodec(hbaseCol.getMeasures());
    BigDecimal sum = new BigDecimal("333.1234567");
    BigDecimal min = new BigDecimal("333.1111111");
    BigDecimal max = new BigDecimal("333.1999999");
    LongMutable count = new LongMutable(2);
    LongMutable item_count = new LongMutable(100);
    ByteBuffer buf = ByteBuffer.allocate(RowConstants.ROWVALUE_BUFFER_SIZE);
    codec.encode(new Object[] {sum, min, max, count, item_count}, buf);

    buf.flip();
    byte[] valueBytes = new byte[buf.limit()];
    System.arraycopy(buf.array(), 0, valueBytes, 0, buf.limit());

    RowValueDecoder rowValueDecoder = new RowValueDecoder(hbaseCol);
    for (MeasureDesc measure : cubeDesc.getMeasures()) {
      FunctionDesc aggrFunc = measure.getFunction();
      int index = hbaseCol.findMeasure(aggrFunc);
      rowValueDecoder.setProjectIndex(index);
    }

    rowValueDecoder.decodeAndConvertJavaObj(valueBytes);
    Object[] measureValues = rowValueDecoder.getValues();
    // BigDecimal.ROUND_HALF_EVEN in BigDecimalSerializer
    assertEquals("[333.1235, 333.1111, 333.2000, 2, 100]", Arrays.toString(measureValues));
  }
Beispiel #2
0
  @Test(expected = IllegalArgumentException.class)
  public void testError() throws Exception {
    CubeDesc cubeDesc =
        CubeManager.getInstance(getTestConfig())
            .getCube("test_kylin_cube_with_slr_ready")
            .getDescriptor();
    HBaseColumnDesc hbaseCol = cubeDesc.getHbaseMapping().getColumnFamily()[0].getColumns()[0];

    MeasureCodec codec = new MeasureCodec(hbaseCol.getMeasures());
    BigDecimal sum = new BigDecimal("11111111111111111111333.1234567");
    BigDecimal min = new BigDecimal("333.1111111");
    BigDecimal max = new BigDecimal("333.1999999");
    LongWritable count = new LongWritable(2);
    LongMutable item_count = new LongMutable(100);
    ByteBuffer buf = ByteBuffer.allocate(RowConstants.ROWVALUE_BUFFER_SIZE);
    codec.encode(new Object[] {sum, min, max, count, item_count}, buf);
  }