src/main/java/org/efaps/ui/wicket/components/tree/StructurBrowserProvider.java
@Override
    public Iterator<? extends UIStructurBrowser> getChildren(final UIStructurBrowser _node)
    {
        if (_node.isParent() && !_node.hasChildren()) {
            _node.addChildren();
        }
        return _node.getChildren().iterator();
    }
@Override
    public Iterator<? extends UIStructurBrowser> getChildren(final UIStructurBrowser _node)
    {
        if (_node.isParent() && !_node.hasChildren()) {
            _node.addChildren();
        }
        return _node.getChildren().iterator();
    }
@ Override public Iterator < ? extends UIStructurBrowser > getChildren ( final UIStructurBrowser _node ) { if ( _node . isParent ( ) && ! _node . hasChildren ( ) ) { _node . addChildren ( ) ; } return _node . getChildren ( ) . iterator ( ) ; }
Get the children of the given node.

@param _node node to get children for
@return children of node
Get the children of the given node .