org.conqat.lib.commons.tree

Interface ITreeNodeHandler<T,K>

Type Parameters:

T - the type of nodes this handler handles

K - the key used by the nodes to identify children

All Known Implementing Classes:

SimpleTreeNodeHandler

public interface ITreeNodeHandler<T,K>

This interface is used by TreeUtils to create tree structures. We use this factory-based approach as this allows us to create trees based on model elements that do not have to implement any specific interfaces.

Author:

deissenb

Method Summary

Modifier and Type	Method and Description
T	createRoot() Create root of node of the tree.
T	getOrCreateChild(T node, K key) Get the nodes child identified by the provided key.

Method Detail

getOrCreateChild

T getOrCreateChild(T node,
                   K key)

Get the nodes child identified by the provided key. If the node has no child with the specified key, one should be created.

createRoot

T createRoot()

Create root of node of the tree.