This exception is raised when relation id provided for a relation is already
This exception is raised when an invalid Relation Service is provided.
Invalid relation type.
This exception is raised when, in a role info, its minimum degree is greater
than its maximum degree.
Role value is invalid.
This interface has to be implemented by any MBean class expected to
represent a relation managed using the Relation Service.
This class is the superclass of any exception which can be raised during
This exception is raised when there is no relation for a given relation id
in a Relation Service.
The Relation Service is in charge of creating and deleting relation types
and relations, of handling the consistency and of providing query
This exception is raised when an access is done to the Relation Service and
that one is not registered.
A RelationSupport object is used internally by the Relation Service to
represent simple relations (only roles, no properties or methods), with an
unlimited number of roles, of any relation type.
The RelationType interface has to be implemented by any class expected to
represent a relation type.
This exception is raised when there is no relation type with given name in
Represents a role: includes a role name and referenced MBeans (via their
A RoleInfo object summarises a role in a relation type.
This exception is raised when there is no role info with given name in a
given relation type.
A RoleList represents a list of roles (Role objects).
This exception is raised when a role in a relation does not exist, or is not
readable, or is not settable.
Represents the result of a multiple access to several roles of a relation
(either for reading or writing).
Represents an unresolved role: a role not retrieved from a relation due
to a problem.
A RoleUnresolvedList represents a list of RoleUnresolved objects,
representing roles not retrieved from a relation due to a problem
encountered when trying to access (read or write) the roles.