com.speedment.runtime.compute.trait

Interface HasSign<E>

Type Parameters:

E - the expression type returned by the sign() method

All Known Subinterfaces:

ToBigDecimal<T>, ToBigDecimalOrElse<T>, ToBigDecimalOrElseGet<T>, ToBigDecimalOrThrow<T>, ToByte<T>, ToByteNullable<T>, ToByteOrElse<T>, ToByteOrElseGet<T>, ToByteOrThrow<T>, ToDouble<T>, ToDoubleNullable<T>, ToDoubleOrElse<T>, ToDoubleOrElseGet<T>, ToDoubleOrThrow<T>, ToFloat<T>, ToFloatNullable<T>, ToFloatOrElse<T>, ToFloatOrElseGet<T>, ToFloatOrThrow<T>, ToInt<T>, ToIntNullable<T>, ToIntOrElse<T>, ToIntOrElseGet<T>, ToIntOrThrow<T>, ToLong<T>, ToLongNullable<T>, ToLongOrElse<T>, ToLongOrElseGet<T>, ToLongOrThrow<T>, ToShort<T>, ToShortNullable<T>, ToShortOrElse<T>, ToShortOrElseGet<T>, ToShortOrThrow<T>

public interface HasSign<E>

Trait for expressions that has a sign() method for getting the sign (positive, negative or zero) of the result from the current expression.

Since:

3.1.0

Author:

Emil Forslund

Method Summary

Modifier and Type	Method and Description
E	sign() Creates and returns an expression that returns 1 if the result of the this expression is positive, -1 if the result of this expression is negative and 0 if the result of this expression is 0.

Method Detail

sign

E sign()

Creates and returns an expression that returns 1 if the result of the this expression is positive, -1 if the result of this expression is negative and 0 if the result of this expression is 0.

If this expression is nullable and the result was null, then the result of the returned expression will also be null.

Returns:

the new expression