com.helger.commons.hierarchy

Interface IChildrenProviderWithID<KEYTYPE,CHILDTYPE>

Type Parameters:

KEYTYPE - The key type

CHILDTYPE - the value type

All Superinterfaces:

IChildrenProvider<CHILDTYPE>

All Known Implementing Classes:

ChildrenProviderHasChildrenWithID, ChildrenProviderSortingWithID

public interface IChildrenProviderWithID<KEYTYPE,CHILDTYPE>
extends IChildrenProvider<CHILDTYPE>

This interface can be used to generically resolved children of a certain object.

Author:

boris

Method Summary

Modifier and Type	Method and Description
CHILDTYPE	getChildWithID(CHILDTYPE aCurrent, KEYTYPE aID) Retrieve the objects with the passed ID or null if no such object.

Methods inherited from interface com.helger.commons.hierarchy.IChildrenProvider

getAllChildren, getChildCount, hasChildren, hasNoChildren

Method Detail

getChildWithID

@Nullable
CHILDTYPE getChildWithID(CHILDTYPE aCurrent,
                                    KEYTYPE aID)

Retrieve the objects with the passed ID or null if no such object.

Parameters:

aCurrent - The object to determine the children of. No null or non- null constraint possible.

aID - the ID of the object in question. No null or non- null constraint possible.

Returns:

the object with the passed ID or null