Java Code Examples for org.apache.parquet.filter2.predicate.Operators#SupportsLtGt

The following examples show how to use org.apache.parquet.filter2.predicate.Operators#SupportsLtGt . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: ParquetFilters.java    From iceberg with Apache License 2.0 6 votes vote down vote up 
@SuppressWarnings("checkstyle:MethodTypeParameterName")
private static <C extends Comparable<C>, COL extends Operators.Column<C> & Operators.SupportsLtGt>
    FilterPredicate pred(Operation op, COL col, C value) {
  switch (op) {
    case IS_NULL:
      return FilterApi.eq(col, null);
    case NOT_NULL:
      return FilterApi.notEq(col, null);
    case EQ:
      return FilterApi.eq(col, value);
    case NOT_EQ:
      return FilterApi.notEq(col, value);
    case GT:
      return FilterApi.gt(col, value);
    case GT_EQ:
      return FilterApi.gtEq(col, value);
    case LT:
      return FilterApi.lt(col, value);
    case LT_EQ:
      return FilterApi.ltEq(col, value);
    default:
      throw new UnsupportedOperationException("Unsupported predicate operation: " + op);
  }
}
Example 2
Source File: ParquetRecordFilterBuilder.java    From pxf with Apache License 2.0 6 votes vote down vote up 
/**
 * Returns the FilterPredicate function that supports less than /
 * greater than for the given operator
 *
 * @param operator the operator
 * @param <T>      the type
 * @param <C>      the column type
 * @return the FilterPredicate function
 */
private static <T extends Comparable<T>, C extends Operators.Column<T> & Operators.SupportsLtGt> BiFunction<C, T, FilterPredicate> getOperatorWithLtGtSupport(Operator operator) {

    switch (operator) {
        case LESS_THAN:
            return FilterApi::lt;
        case GREATER_THAN:
            return FilterApi::gt;
        case LESS_THAN_OR_EQUAL:
            return FilterApi::ltEq;
        case GREATER_THAN_OR_EQUAL:
            return FilterApi::gtEq;
        default:
            return getOperatorWithEqNotEqSupport(operator);
    }
}
Example 3
Source File: ParquetFilters.java    From iceberg with Apache License 2.0 6 votes vote down vote up 
private static
<C extends Comparable<C>, COL extends Operators.Column<C> & Operators.SupportsLtGt>
FilterPredicate pred(Operation op, COL col, C value) {
  switch (op) {
    case IS_NULL:
      return FilterApi.eq(col, null);
    case NOT_NULL:
      return FilterApi.notEq(col, null);
    case EQ:
      return FilterApi.eq(col, value);
    case NOT_EQ:
      return FilterApi.notEq(col, value);
    case GT:
      return FilterApi.gt(col, value);
    case GT_EQ:
      return FilterApi.gtEq(col, value);
    case LT:
      return FilterApi.lt(col, value);
    case LT_EQ:
      return FilterApi.ltEq(col, value);
    default:
      throw new UnsupportedOperationException("Unsupported predicate operation: " + op);
  }
}