How to use

setUniqueColumnIds

method

in

org.dashbuilder.dataset.DataSetLookupConstraints

  @Test
  public void testUniqueColumns() {
    DataSetLookupConstraints UNIQUE_COLUMNS = new DataSetLookupConstraints()
        .setUniqueColumnIds(true);

    DataSetLookup lookup = DataSetLookupFactory.newDataSetLookupBuilder()
        .group(DEPARTMENT)
        .column(DEPARTMENT, "dept")
        .column(AMOUNT, AggregateFunctionType.AVERAGE, "amount")
        .column(AMOUNT, AggregateFunctionType.SUM, "amount")
        .buildLookup();

    ValidationError error = UNIQUE_COLUMNS.check(lookup, METADATA);
    assertNotNull(error);
    assertEquals(error.getCode(), DataSetLookupConstraints.ERROR_DUPLICATED_COLUMN_ID);

    UNIQUE_COLUMNS.setUniqueColumnIds(false);
    error = UNIQUE_COLUMNS.check(lookup, METADATA);
    assertNull(error);
  }
}

  @Test
  public void testUniqueColumns() {
    DataSetLookupConstraints UNIQUE_COLUMNS = new DataSetLookupConstraints()
        .setUniqueColumnIds(true);

    DataSetLookup lookup = DataSetLookupFactory.newDataSetLookupBuilder()
        .group(DEPARTMENT)
        .column(DEPARTMENT, "dept")
        .column(AMOUNT, AggregateFunctionType.AVERAGE, "amount")
        .column(AMOUNT, AggregateFunctionType.SUM, "amount")
        .buildLookup();

    ValidationError error = UNIQUE_COLUMNS.check(lookup, METADATA);
    assertNotNull(error);
    assertEquals(error.getCode(), DataSetLookupConstraints.ERROR_DUPLICATED_COLUMN_ID);

    UNIQUE_COLUMNS.setUniqueColumnIds(false);
    error = UNIQUE_COLUMNS.check(lookup, METADATA);
    assertNull(error);
  }
}