de.unkrig.commons.util.collections

Interface IterableUtil.ElementWithContext<T>

Type Parameters:

T -

Enclosing class:

IterableUtil

public static interface IterableUtil.ElementWithContext<T>

A helper interface which extends the "iterator" pattern with the possibility to access not only the "current" element, but also the previous and next element.

Method Summary

Modifier and Type	Method and Description
T	current()
T	next()
T	previous()

Method Detail

previous

@Nullable
T previous()

Returns:

The element before the current element, or null iffthe current element is the first element

current

T current()

Returns:

The current element (always non-null

next

@Nullable
T next()

Returns:

The element after the current element, or null iff the current element is the last element