com.mattunderscore.trees.walkers

Class NodeToElementTreeWalker<E,N extends OpenNode<E,N>>

java.lang.Object

com.mattunderscore.trees.walkers.NodeToElementTreeWalker<E,N>

All Implemented Interfaces:

TreeWalker<N>

public final class NodeToElementTreeWalker<E,N extends OpenNode<E,N>>
extends Object
implements TreeWalker<N>

A Node tree walker that unwraps the elements and passes them to a delegated element tree walker.

Author:

Matt Champion on 31/01/15

Constructor Summary

Constructors

Constructor and Description
NodeToElementTreeWalker(TreeWalker<E> delegateTreeWalker)

Method Summary

Modifier and Type	Method and Description
void	onCompleted() Called at the end of the iteration.
void	onNode(N node) Called on visiting a node.
void	onNodeChildrenCompleted(N node) Called after all child nodes (and their children) have been visited and before the next sibling node is visited.
void	onNodeChildrenRemaining(N node) Called after a child node (and its children) have been visited and before the next child node is visited.
void	onNodeChildrenStarted(N node) Called before the first child of a node is visited.
void	onNodeNoChildren(N node) Called when the last visited node has no children.
void	onStarted() Called on the start of the iteration.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NodeToElementTreeWalker

public NodeToElementTreeWalker(TreeWalker<E> delegateTreeWalker)

Method Detail

onStarted

public void onStarted()

Description copied from interface: TreeWalker

Called on the start of the iteration.

Specified by:

onStarted in interface TreeWalker<N extends OpenNode<E,N>>

onNode

public void onNode(N node)

Description copied from interface: TreeWalker

Called on visiting a node.

Specified by:

onNode in interface TreeWalker<N extends OpenNode<E,N>>

Parameters:

node - The node

onNodeChildrenStarted

public void onNodeChildrenStarted(N node)

Description copied from interface: TreeWalker

Called before the first child of a node is visited.

Specified by:

onNodeChildrenStarted in interface TreeWalker<N extends OpenNode<E,N>>

Parameters:

node - The node

onNodeChildrenRemaining

public void onNodeChildrenRemaining(N node)

Description copied from interface: TreeWalker

Called after a child node (and its children) have been visited and before the next child node is visited.

Specified by:

onNodeChildrenRemaining in interface TreeWalker<N extends OpenNode<E,N>>

Parameters:

node - The parent node

onNodeChildrenCompleted

public void onNodeChildrenCompleted(N node)

Description copied from interface: TreeWalker

Called after all child nodes (and their children) have been visited and before the next sibling node is visited.

Specified by:

onNodeChildrenCompleted in interface TreeWalker<N extends OpenNode<E,N>>

Parameters:

node - The node

onNodeNoChildren

public void onNodeNoChildren(N node)

Description copied from interface: TreeWalker

Called when the last visited node has no children.

Specified by:

onNodeNoChildren in interface TreeWalker<N extends OpenNode<E,N>>

Parameters:

node - The node with no children

onCompleted

public void onCompleted()

Description copied from interface: TreeWalker

Called at the end of the iteration.

Specified by:

onCompleted in interface TreeWalker<N extends OpenNode<E,N>>