org.osgl

Interface Osgl.Func0<R>

Type Parameters:

R - the generic type of the return value, could be Void

All Known Implementing Classes:

ContextLocal.InitialValueProvider, ContextLocalBase, JDKThreadLocal, Osgl.F0, Osgl.Factory, Osgl.Val, Osgl.Var

Enclosing class:

Osgl

public static interface Osgl.Func0<R>

Define a function that apply to no parameter (strictly this is not a function)

Since:

0.2

See Also:

Osgl.Function, Osgl.Func2, Osgl.Func3, Osgl.Func4, Osgl.Func5, Osgl.F0

Method Summary

Modifier and Type	Method and Description
R	apply() user application to implement main logic of applying the function

Method Detail

apply

R apply()
 throws NotAppliedException,
        Osgl.Break

user application to implement main logic of applying the function

Returns:

the Result instance of type R after appplying the function

Throws:

NotAppliedException - if the function doesn't apply to the current context

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