OSID - osid.workflow.OfficeNode Service Interface Definition

Interface	osid.workflow.OfficeNode
Implements	`osid.OsidNode`
Used By	`osid.workflow.OfficeHierarchySession`
Used By	`osid.workflow.OfficeNodeList`
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 `OfficeHierarchySession`.
Method	getOffice
Description	Gets the `Office` at this node.
Return	`osid.workflow.Office`	the office represented by this node
Compliance	`mandatory`	This method must be implemented.
Method	getParentOfficeNodes
Description	Gets the parents of this office.
Return	`osid.workflow.OfficeNodeList`	the parents of this office
Compliance	`mandatory`	This method must be implemented.
Method	getChildOfficeNodes
Description	Gets the children of this office.
Return	`osid.workflow.OfficeNodeList`	the children of this office
Compliance	`mandatory`	This method must be implemented.