javax.management.relation
Interface RelationType

All Superinterfaces:

Serializable

All Known Implementing Classes:

RelationTypeSupport

public interface RelationType
extends Serializable

This interface is implemented by a class that represents a relation.

The class RelationTypeSupport is available to help implement this interface.

A relation type has a name and a list of role info objects for the relation.

A relation type has to registered in the relation service. This is done either by using createRelationType() to get a RelationTypeSupport object kepy in the relation service, or by using addRelationType() to add an external relation type to the relation service.

Version:

$Revision: 57200 $

Author:

Adrian Brock.

Method Summary

String	getRelationTypeName() Retrieves the name of this relation type.
RoleInfo	getRoleInfo(String roleInfoName) Retrieves the role info for a role name.
List	getRoleInfos() Retrieves the list of role definitions in this relation type.

Method Detail

getRelationTypeName

String getRelationTypeName()

Retrieves the name of this relation type.

Returns:

the name.

getRoleInfos

List getRoleInfos()

Retrieves the list of role definitions in this relation type.

The return value is a list of RoleInfo objects. The list must be an ArrayList.

Returns:

the list of Role Infos.

getRoleInfo

RoleInfo getRoleInfo(String roleInfoName)
                     throws IllegalArgumentException,
                            RoleInfoNotFoundException

Retrieves the role info for a role name.

Returns:

the role info or null.

Throws:

IllegalArgumentException - for a null role info name.

RoleInfoNotFoundException - for no role info with the passed name in the relation type.