com.webmethods.caf.faces.data.tree.object
Class LazyNodeTreeContentProvider.BreadthFirstTreeWalker

java.lang.Object
  com.webmethods.caf.faces.data.tree.object.LazyNodeTreeContentProvider.BreadthFirstTreeWalker

All Implemented Interfaces:

Iterator

Enclosing class:

LazyNodeTreeContentProvider

protected class LazyNodeTreeContentProvider.BreadthFirstTreeWalker
extends Object
implements Iterator

Iterates over the tree in breadth-first order, returning INodes.

Field Summary

protected boolean	m_checkedNext
protected INode	m_next

Constructor Summary

LazyNodeTreeContentProvider.BreadthFirstTreeWalker()
New tree walker starting from the first root (inclusive).

LazyNodeTreeContentProvider.BreadthFirstTreeWalker(INode node)
New tree walker starting from the specified node (inclusive).

Method Summary

protected INode	findNext(INode current, int currentDepth, int targetDepth) Find next node at targetDepth.
boolean	hasNext()
Object	next()
void	remove()

Methods inherited from class java.lang.Object

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

Field Detail

m_checkedNext

protected boolean m_checkedNext

m_next

protected INode m_next

Constructor Detail

LazyNodeTreeContentProvider.BreadthFirstTreeWalker

public LazyNodeTreeContentProvider.BreadthFirstTreeWalker()

New tree walker starting from the first root (inclusive).

LazyNodeTreeContentProvider.BreadthFirstTreeWalker

public LazyNodeTreeContentProvider.BreadthFirstTreeWalker(INode node)

New tree walker starting from the specified node (inclusive).

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator

next

public Object next()

Specified by:

next in interface Iterator

remove

public void remove()

Specified by:

remove in interface Iterator

findNext

protected INode findNext(INode current,
                         int currentDepth,
                         int targetDepth)

Find next node at targetDepth.