org.osid.learning

Interface ObjectiveNode

All Superinterfaces:

Containable, Identifiable, OsidNode

public interface ObjectiveNode
extends OsidNode

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 ObjectiveHierarchySession.

Method Summary

Methods

Modifier and Type	Method and Description
ObjectiveNodeList	getChildObjectiveNodes() Gets the children of this objective.
Objective	getObjective() Gets the Objective at this node.
ObjectiveNodeList	getParentObjectiveNodes() Gets the parents of this objective.

Methods inherited from interface org.osid.OsidNode

getChildIds, getParentIds, hasChildren, hasParents, isLeaf, isRoot

Methods inherited from interface org.osid.Identifiable

getId, isCurrent

Methods inherited from interface org.osid.Containable

isSequestered

Method Detail

getObjective

Objective getObjective()

Gets the Objective at this node.

Returns:

the objective represented by this node

Compliance:

mandatory - This method must be implemented.

getParentObjectiveNodes

ObjectiveNodeList getParentObjectiveNodes()

Gets the parents of this objective.

Returns:

the parents of the id

Compliance:

mandatory - This method must be implemented.

getChildObjectiveNodes

ObjectiveNodeList getChildObjectiveNodes()

Gets the children of this objective.

Returns:

the children of this objective

Compliance:

mandatory - This method must be implemented.