oracle.owb.foundation.reflection
Interface RoleDefinition

All Superinterfaces:

OWBNamedObject

public interface RoleDefinition

extends OWBNamedObject

RoleDefinition defines a role in an association.

Author:

Xiaoge Zhang

Method Summary

AssociationDefinition	getAssociationDefinition() Return association definition which owns this role.
ClassDefinition	getClassDefinition() Return the class definition who owns this role definition.
int	getMaxCardinality() Return the maximum cardinality at this side.
int	getMinCardinality() Return the minimum cardinality at this side.
PropertyDefinition	getPropertyDefinition() Return the associated property definition if this role is linked with some property definition.
ClassDefinition	getTargetClassDefinition() Return the class definition at the other side of the association.
RoleDefinition	getTargetRoleDefinition() Return the role at the other side of the association.
boolean	isAggregate() Return true if this role is the aggregation side of the association.
boolean	isNavigable() Return true if this side is navigable.

Methods inherited from interface oracle.owb.foundation.OWBNamedObject

delete, getBusinessName, getComponent, getDescription, getName, getUOID, isDeletable, isEditable, isRenamable, setBusinessName, setDescription, setName

Method Detail

isAggregate

public boolean isAggregate()

Return true if this role is the aggregation side of the association.

Returns:

aggregate attribute of the role.

getClassDefinition

public ClassDefinition getClassDefinition()

Return the class definition who owns this role definition.

Specified by:

getClassDefinition in interface OWBNamedObject

Returns:

the owning class.

isNavigable

public boolean isNavigable()

Return true if this side is navigable.

Returns:

the navigable attribute of the role.

getAssociationDefinition

public AssociationDefinition getAssociationDefinition()

Return association definition which owns this role.

Returns:

the owning association.

getMinCardinality

public int getMinCardinality()

Return the minimum cardinality at this side.

Returns:

the minimum cardinality.

getMaxCardinality

public int getMaxCardinality()

Return the maximum cardinality at this side.

Returns:

the maximum cardinality.

getPropertyDefinition

public PropertyDefinition getPropertyDefinition()

Return the associated property definition if this role is linked with some property definition.

Returns:

associated PropertyDefinition object.

getTargetClassDefinition

public ClassDefinition getTargetClassDefinition()

Return the class definition at the other side of the association.

Returns:

the class on the opposite side.

getTargetRoleDefinition

public RoleDefinition getTargetRoleDefinition()

Return the role at the other side of the association.

Returns:

the role at the opposite side.