de.vandermeer.skb.interfaces.transformers

Interface Transformer<FROM,TO>

All Superinterfaces:

Function<FROM,TO>

All Known Subinterfaces:

Antlr_To_Column, Antlr_To_FileName, Antlr_To_Line, Antlr_To_Text, Array_To_Collection, Array_To_Text<T>, Array2D_To_FlipArray, Array2D_To_NormalizedArray, Array2D_To_String<T>, Collection_To_FirstElement<T>, Integer_To_RomanLiteral, IsTransformer<FROM,TO>, IsTransformerArray<FROM,TO>, Iterable_To_Collection, Iterable_To_Text<T>, Iterator_To_Collection, Iterator_To_Text<T>, Map_To_Text, Object_To_StrBuilder, Object_To_Target<T>, StrBuilder_To_String, String_To_Boolean, String_To_Centered, String_To_ConditionalBreak, String_To_Justified, String_To_LeftPadded, String_To_NoHorWs, String_To_NoWs, String_To_RightPadded, Text_To_FormattedText, Text_To_WrappedFormat, TransformerArray<FROM,TO>

public interface Transformer<FROM,TO>
extends Function<FROM,TO>

Standard transformer transforming FROM to TO with or with a predicate.

Since:

v0.0.1

Version:

v0.0.1 build 170404 (04-Apr-17) for Java 1.8

Author:

Sven van der Meer <vdmeer.sven@mykolab.com>

Method Summary

Modifier and Type	Method and Description
default TO	apply(FROM from)
default TO	transform(FROM from) Transforms from one representation to another.
default TO	transform(FROM from, Predicate<FROM> predicate) Transforms from one representation to another if a given predicate tests true.

Methods inherited from interface Function

andThen, compose, identity

Method Detail

transform

default TO transform(FROM from)

Transforms from one representation to another.

Parameters:

from - input representation

Returns:

output representation or null if input was null or unexpected class

Throws:

NullPointerException - if the argument was null

apply

default TO apply(FROM from)

Specified by:

apply in interface Function<FROM,TO>

transform

default TO transform(FROM from,
                     Predicate<FROM> predicate)

Transforms from one representation to another if a given predicate tests true.

Parameters:

from - input representation

predicate - predicate to apply to input before transformation

Returns:

output representation or null if input was null or unexpected class

Throws:

NullPointerException - if any argument was null