Package io.deephaven.function

Class UnboxTransform

java.lang.Object

io.deephaven.function.UnboxTransform

public class UnboxTransform
extends Object

Constructor Summary

Constructors

Constructor	Description
UnboxTransform()

Method Summary

Modifier and Type	Method	Description
static <T> Optional<ToPrimitiveFunction<T>>	of(ToObjectFunction<T,?> f)	Returns the Deephaven unboxed equivalent of f.
static <T> Optional<ToPrimitiveFunction<T>>	of(TypedFunction<T> f)	Returns the Deephaven unboxed equivalent of f.
static <T> ToByteFunction<T>	unboxByte(ToObjectFunction<T,Byte> f)	Equivalent to f.mapByte(TypeUtils::unbox).
static <T> ToCharFunction<T>	unboxChar(ToObjectFunction<T,Character> f)	Equivalent to f.mapChar(TypeUtils::unbox).
static <T> ToDoubleFunction<T>	unboxDouble(ToObjectFunction<T,Double> f)	Equivalent to f.mapDouble(TypeUtils::unbox).
static <T> ToFloatFunction<T>	unboxFloat(ToObjectFunction<T,Float> f)	Equivalent to f.mapFloat(TypeUtils::unbox).
static <T> ToIntFunction<T>	unboxInt(ToObjectFunction<T,Integer> f)	Equivalent to f.mapInt(TypeUtils::unbox).
static <T> ToLongFunction<T>	unboxLong(ToObjectFunction<T,Long> f)	Equivalent to f.mapLong(TypeUtils::unbox).
static <T> ToShortFunction<T>	unboxShort(ToObjectFunction<T,Short> f)	Equivalent to f.mapShort(TypeUtils::unbox).

Methods inherited from class java.lang.Object

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

Constructor Details

UnboxTransform

public UnboxTransform()

Method Details

of

public static <T> Optional<ToPrimitiveFunction<T>> of(TypedFunction<T> f)

Returns the Deephaven unboxed equivalent of f. Relevant for all boxed types except the boxed Boolean type. All other functions will be return unchanged.

Type Parameters:

T - the input type

Parameters:

f - the function

Returns:

the unboxed equivalent

See Also:

• unboxByte(ToObjectFunction)
• unboxChar(ToObjectFunction)
• unboxDouble(ToObjectFunction)
• unboxFloat(ToObjectFunction)
• unboxInt(ToObjectFunction)
• unboxLong(ToObjectFunction)
• unboxShort(ToObjectFunction)

of

public static <T> Optional<ToPrimitiveFunction<T>> of(ToObjectFunction<T,?> f)

Returns the Deephaven unboxed equivalent of f. Relevant for all boxed types except the boxed Boolean type. All other functions will be return unchanged.

Type Parameters:

T - the input type

Parameters:

f - the object function

Returns:

the unboxed equivalent

See Also:

• unboxByte(ToObjectFunction)
• unboxChar(ToObjectFunction)
• unboxDouble(ToObjectFunction)
• unboxFloat(ToObjectFunction)
• unboxInt(ToObjectFunction)
• unboxLong(ToObjectFunction)
• unboxShort(ToObjectFunction)

unboxByte

public static <T> ToByteFunction<T> unboxByte(ToObjectFunction<T,Byte> f)

Equivalent to f.mapByte(TypeUtils::unbox).

Type Parameters:

T - the input type

Parameters:

f - the Byte function

Returns:

the byte function

See Also:

• UnboxTransform.TypeUtils.unbox(Byte)

unboxChar

public static <T> ToCharFunction<T> unboxChar(ToObjectFunction<T,Character> f)

Equivalent to f.mapChar(TypeUtils::unbox).

Type Parameters:

T - the input type

Parameters:

f - the Character function

Returns:

the char function

See Also:

• UnboxTransform.TypeUtils.unbox(Character)

unboxShort

public static <T> ToShortFunction<T> unboxShort(ToObjectFunction<T,Short> f)

Equivalent to f.mapShort(TypeUtils::unbox).

Type Parameters:

T - the input type

Parameters:

f - the Short function

Returns:

the short function

See Also:

• UnboxTransform.TypeUtils.unbox(Short)

unboxInt

public static <T> ToIntFunction<T> unboxInt(ToObjectFunction<T,Integer> f)

Equivalent to f.mapInt(TypeUtils::unbox).

Type Parameters:

T - the input type

Parameters:

f - the Integer function

Returns:

the int function

See Also:

• UnboxTransform.TypeUtils.unbox(Integer)

unboxLong

public static <T> ToLongFunction<T> unboxLong(ToObjectFunction<T,Long> f)

Equivalent to f.mapLong(TypeUtils::unbox).

Type Parameters:

T - the input type

Parameters:

f - the Long function

Returns:

the long function

See Also:

• UnboxTransform.TypeUtils.unbox(Long)

unboxFloat

public static <T> ToFloatFunction<T> unboxFloat(ToObjectFunction<T,Float> f)

Equivalent to f.mapFloat(TypeUtils::unbox).

Type Parameters:

T - the input type

Parameters:

f - the Float function

Returns:

the float function

See Also:

• UnboxTransform.TypeUtils.unbox(Float)

unboxDouble

public static <T> ToDoubleFunction<T> unboxDouble(ToObjectFunction<T,Double> f)

Equivalent to f.mapDouble(TypeUtils::unbox).

Type Parameters:

T - the input type

Parameters:

f - the Double function

Returns:

the double function

See Also:

• UnboxTransform.TypeUtils.unbox(Double)