OSID - osid.mapping.LocationNode Service Interface Definition

Interface	osid.mapping.LocationNode
Implements	`osid.OsidNode`
Used By	`osid.mapping.LocationHierarchySession`
Used By	`osid.mapping.LocationNodeList`
Description	This interface is a container for a partial hierarchy retrieval. The number of hierarchy levels traversable through this interface depend on the number of levels requested in the `LocationHierarchySession`.
Method	getLocation
Description	Gets the `Location` at this node.
Return	`osid.mapping.Location`	the location represented by this node
Compliance	`mandatory`	This method must be implemented.
Method	getParentLocationNodes
Description	Gets the parents of this location.
Return	`osid.mapping.LocationNodeList`	the parents of the `id`
Compliance	`mandatory`	This method must be implemented.
Method	getChildLocationNodes
Description	Gets the children of this location.
Return	`osid.mapping.LocationNodeList`	the children of this location
Compliance	`mandatory`	This method must be implemented.