Package com.sun.enterprise.security

Interface GroupPrincipal

All Superinterfaces:

Principal

public interface GroupPrincipal
extends Principal

A group of principals.

Author:

Arjan Tijms

Method Summary

Modifier and Type	Method	Description
boolean	isMember(Principal principal)	Returns true when the given principal is in this group.
Enumeration<? extends Principal>	members()	Returns an enumeration of all the principals in this group.

Methods inherited from interface java.security.Principal

equals, getName, hashCode, implies, toString

Method Details

isMember

boolean isMember(Principal principal)

Returns true when the given principal is in this group.

A recursive search is done, meaning that if a principal is in a group which is itself in this group, the result is true.

Parameters:

principal - the principal for which we check to be in this group.

Returns:

true if the principal is in this group, false otherwise.

members

Enumeration<? extends Principal> members()

Returns an enumeration of all the principals in this group.

The returned principals can include principals that are besides instanced of Principal also instances of GroupPrincipal.

Returns:

an enumeration of principals in this group, potentially including nested group principals.