org.apache.tapestry5.tree
Interface TreeModel<T>

Type Parameters:
T - type of data in the tree
All Known Implementing Classes:
DefaultTreeModel

public interface TreeModel<T>

A model for tree-oriented data used by the Tree component. The default implemention, DefaultTreeModel uses a ValueEncoder and a TreeModelAdapter to supply the underlying information.

Since:
5.3
See Also:
TreeSelectionModel

Method Summary
 TreeNode<T> find(T element)
          Recursively searches from the root nodes to find the tree node that matches the provided element.
 TreeNode<T> getById(String id)
          Locates a node in the tree by its unique id.
 List<TreeNode<T>> getRootNodes()
          Returns the node or nodes that are the top level of the tree.
 

Method Detail

getRootNodes

List<TreeNode<T>> getRootNodes()
Returns the node or nodes that are the top level of the tree.


getById

TreeNode<T> getById(String id)
Locates a node in the tree by its unique id.

Throws:
IllegalArgumentException - if no such node exists
See Also:
TreeNode.getId()

find

TreeNode<T> find(T element)
Recursively searches from the root nodes to find the tree node that matches the provided element.

Parameters:
element - to search for
Returns:
matching node, or null if not found


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