org.osgl

Interface Osgl.Function<T,U>

Type Parameters:

T - the type of input parameter

U - the type of the return value when this function applied to the parameter(s)

All Known Subinterfaces:

Osgl.Bijection<X,Y>, Osgl.Func1<P1,R>, Osgl.MultiplicableFunction<P1,R>

All Known Implementing Classes:

BigDecimalValueObjectCodec, BigIntegerValueObjectCodec, FastJsonObjectCodec, KeywordValueObjectCodec, KVCodec, Osgl.F1, Osgl.Operator, Osgl.Predicate, Osgl.Processor, Osgl.Transformer, Osgl.V1, Osgl.Visitor, SimpleObjectFactory, StringValueResolver

Enclosing class:

Osgl

public static interface Osgl.Function<T,U>

Define a function structure that accept one parameter. This interface is created to make it easily migrate to Java 8 in the future

Since:

0.2

See Also:

Osgl.Func0, Osgl.Function, Osgl.Func2, Osgl.Func3, Osgl.Func4, Osgl.Func5, Osgl.F1

Method Summary

Modifier and Type	Method and Description
U	apply(T t) Apply this function to <T> type parameter.

Method Detail

apply

U apply(T t)
 throws NotAppliedException,
        Osgl.Break

Apply this function to <T> type parameter.

In case implementing a partial function, it can throw out an NotAppliedException if the function is not defined for the given parameter(s)

Parameters:

t - the argument

Returns:

U type result

Throws:

NotAppliedException - if the function doesn't apply to the parameter(s)

Osgl.Break - to short cut collecting operations (fold/reduce) on an container