com.speedment.runtime.compute.expression.orelse

Interface OrElseGetExpression<T,INNER extends Expression<T>,DEFAULT extends Expression<T>>

Type Parameters:

T - the input entity type

INNER - the wrapped nullable expression

DEFAULT - the getter expression for the default value

All Superinterfaces:

Expression<T>, NonNullableExpression<T,INNER>

All Known Subinterfaces:

ToBigDecimalOrElseGet<T>, ToBooleanOrElseGet<T>, ToByteOrElseGet<T>, ToCharOrElseGet<T>, ToDoubleOrElseGet<T>, ToEnumOrElseGet<T,E>, ToFloatOrElseGet<T>, ToIntOrElseGet<T>, ToLongOrElseGet<T>, ToShortOrElseGet<T>, ToStringOrElseGet<T>

public interface OrElseGetExpression<T,INNER extends Expression<T>,DEFAULT extends Expression<T>>
extends NonNullableExpression<T,INNER>

Specialization of NonNullableExpression that has a defaultValueGetter() method.

Since:

3.1.0

Author:

Emil Forslund

Nested Class Summary

Nested classes/interfaces inherited from interface com.speedment.runtime.compute.expression.NonNullableExpression

NonNullableExpression.NullStrategy

Method Summary

Modifier and Type	Method and Description
DEFAULT	defaultValueGetter() Returns the default value used when NonNullableExpression.innerNullable() would have returned null.
default NonNullableExpression.NullStrategy	nullStrategy() Returns the strategy used by this expression to deal with the case when NonNullableExpression.innerNullable() would have returned null.

Methods inherited from interface com.speedment.runtime.compute.expression.NonNullableExpression

innerNullable

Methods inherited from interface com.speedment.runtime.compute.expression.Expression

expressionType

Method Detail

defaultValueGetter

DEFAULT defaultValueGetter()

Returns the default value used when NonNullableExpression.innerNullable() would have returned null.

Returns:

the default value

nullStrategy

default NonNullableExpression.NullStrategy nullStrategy()

Description copied from interface: NonNullableExpression

Returns the strategy used by this expression to deal with the case when NonNullableExpression.innerNullable() would have returned null.

Specified by:

nullStrategy in interface NonNullableExpression<T,INNER extends Expression<T>>

Returns:

the null-strategy used