Package org.apache.calcite.test

Class CustomTypeSystems

java.lang.Object

org.apache.calcite.test.CustomTypeSystems

public final class CustomTypeSystems
extends Object

Custom implementations of RelDataTypeSystem for testing.

Field Summary

Fields

Modifier and Type	Field	Description
static final RelDataTypeSystem	NEGATIVE_SCALE	Type system that supports negative scale and has rounding mode RoundingMode.DOWN.
static final RelDataTypeSystem	NEGATIVE_SCALE_ROUNDING_MODE_HALF_UP	Type system that supports negative scale and has rounding mode RoundingMode.HALF_UP.
static final RelDataTypeSystem	ROUNDING_MODE_HALF_UP	Type system with rounding behavior RoundingMode.HALF_UP.

Method Summary

Modifier and Type	Method	Description
static RelDataTypeSystem	withMaxPrecision(RelDataTypeSystem typeSystem, Function<SqlTypeName,Integer> maxPrecision)	Decorates a type system so that RelDataTypeSystem.getMaxPrecision(SqlTypeName) returns a given value.
static RelDataTypeSystem	withMaxScale(RelDataTypeSystem typeSystem, Function<SqlTypeName,Integer> maxScale)	Decorates a type system so that RelDataTypeSystem.getMaxScale(SqlTypeName) returns a given value.
static RelDataTypeSystem	withMinScale(RelDataTypeSystem typeSystem, Function<SqlTypeName,Integer> minNumericScale)	Decorates a type system so that RelDataTypeSystem.getMinScale(SqlTypeName) returns a given value.
static RelDataTypeSystem	withRoundingMode(RelDataTypeSystem typeSystem, RoundingMode roundingMode)	Decorates a type system so that RelDataTypeSystem.roundingMode() returns a given value.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

ROUNDING_MODE_HALF_UP

public static final RelDataTypeSystem ROUNDING_MODE_HALF_UP

Type system with rounding behavior RoundingMode.HALF_UP. (The default implementation is RoundingMode.DOWN.)

NEGATIVE_SCALE

public static final RelDataTypeSystem NEGATIVE_SCALE

Type system that supports negative scale and has rounding mode RoundingMode.DOWN.

NEGATIVE_SCALE_ROUNDING_MODE_HALF_UP

public static final RelDataTypeSystem NEGATIVE_SCALE_ROUNDING_MODE_HALF_UP

Type system that supports negative scale and has rounding mode RoundingMode.HALF_UP.

Method Details

withRoundingMode

public static RelDataTypeSystem withRoundingMode(RelDataTypeSystem typeSystem,
 RoundingMode roundingMode)

Decorates a type system so that RelDataTypeSystem.roundingMode() returns a given value.

withMaxPrecision

public static RelDataTypeSystem withMaxPrecision(RelDataTypeSystem typeSystem,
 Function<SqlTypeName,Integer> maxPrecision)

Decorates a type system so that RelDataTypeSystem.getMaxPrecision(SqlTypeName) returns a given value.

withMaxScale

public static RelDataTypeSystem withMaxScale(RelDataTypeSystem typeSystem,
 Function<SqlTypeName,Integer> maxScale)

Decorates a type system so that RelDataTypeSystem.getMaxScale(SqlTypeName) returns a given value.

withMinScale

public static RelDataTypeSystem withMinScale(RelDataTypeSystem typeSystem,
 Function<SqlTypeName,Integer> minNumericScale)

Decorates a type system so that RelDataTypeSystem.getMinScale(SqlTypeName) returns a given value.