gov.nasa.arc.brahms.vm.api.common
Interface ITuple

All Known Subinterfaces:

IAttributeTuple, IRelationTuple

public interface ITuple

ITuple is a wrapper interface for a tuple specifying the state represented by an IStatement (IBelief or IFact).

Version:

6 April 2001

Author:

Ron van Hoof

See Also:

IAttributeTuple, IRelationTuple

Method Summary

IConcept	getLhsConcept() Returns the left hand side concept about which a state is defined.
java.lang.Object	getLhsObject() Returns the left hand side object about which a state is defined.

Method Detail

getLhsConcept

IConcept getLhsConcept()
                       throws ExternalException

Returns the left hand side concept about which a state is defined.

Returns:

IConcept the left hand side concept

Throws:

ExternalException - if an internal error occurs.

getLhsObject

java.lang.Object getLhsObject()
                              throws ExternalException

Returns the left hand side object about which a state is defined. If the object is a Concept it will be enclosed in a concept wrapper

Returns:

Object the left hand side object

Throws:

ExternalException - if an internal error occurs.