ch.randelshofer.tree
Interface TreeNode

All Known Implementing Classes:

FileNode, ManyEyesCompositeNode, ManyEyesNode, TreevizFileSystemXMLNode, XMLNode

public interface TreeNode

The TreeNode interface is implemented by objects which encapsulate a tree structure.

Version:

1.0 September 21, 2007 Created.

Author:

Werner Randelshofer

Method Summary

java.util.List<TreeNode>	children() Returns the children of this node in a List.
boolean	getAllowsChildren() Returns true, if this node can not have children.

Method Detail

children

java.util.List<TreeNode> children()

Returns the children of this node in a List. If this object does not have children, it returns an empty List.

Returns:

the children of this node

getAllowsChildren

boolean getAllowsChildren()

Returns true, if this node can not have children. This is used to make a distinction between composite nodes which have no children, and leaf nodes which can have no children.