From Joomla! Documentation
The "API16" namespace is an archived namespace. This page contains information for a Joomla! version which is no longer supported. It exists only as a historical reference, it will not be improved and its content may be incomplete and/or contain broken links.
JNode is a class that allows you to create nodes, normaly used as "leaves" of object-trees. Often used in conjunction with the JTree class.
|addChild||Add child to this node|
|setParent||Set the parent of a this node|
|getChildren||Get the children of this node|
|getParent||Get the parent of this node|
|hasChildren||Test if this node has children|
|hasParent||Test if this node has a parent|
jimport( 'joomla.base.node' );