com.antelmann.crm
Interface RoleManager<R extends Role<?>>

All Superinterfaces:

TransactionRequired

public interface RoleManager<R extends Role<?>>
extends TransactionRequired

Provides convenience for dealing with roles assuming that.

Since:

09.09.2010, 11:12:34

Author:

Robert Gerling

Method Summary

R	getRole(DBReference baseEntry) returns the first role found of the specified type or null
Collection<R>	getRoles(DBReference baseEntry) returns a collection of roles for the given base entry or an empty collection
boolean	hasRoles(DBReference baseEntry) determines whether there are roles of type R for the given base entry
boolean	isAllowMultipleRoles() determines whether it is allowed or not to have multiple role instances of type R for one instance of the base type

Method Detail

hasRoles

boolean hasRoles(DBReference baseEntry)
                 throws DatabaseException

determines whether there are roles of type R for the given base entry

Throws:

DatabaseException

getRoles

Collection<R> getRoles(DBReference baseEntry)
                                       throws DatabaseException

returns a collection of roles for the given base entry or an empty collection

Throws:

DatabaseException

getRole

R getRole(DBReference baseEntry)
                          throws DatabaseException

returns the first role found of the specified type or null

Throws:

DatabaseException

isAllowMultipleRoles

boolean isAllowMultipleRoles()

determines whether it is allowed or not to have multiple role instances of type R for one instance of the base type