Modifier and Type | Method and Description |
---|---|
boolean |
addMember(Principal user)
This method adds a new
Principal to this group. |
boolean |
isMember(Principal member)
This method tests whether or not a given
Principal is a
member of this group. |
Enumeration<? extends Principal> |
members()
This method returns a list of all members of the group as an
Enumeration . |
boolean |
removeMember(Principal user)
This method deletes a member from the group.
|
boolean addMember(Principal user)
Principal
to this group.user
- The new Principal
to addtrue
if the user was successfully added or false
if the user is already a memberboolean removeMember(Principal user)
user
- The Principal
to deletetrue
if the user was successfully deleted or false
if the user is not a member of the groupboolean isMember(Principal member)
Principal
is a
member of this group.member
- The Principal
to test for membershiptrue
if the user is member, false
otherwiseEnumeration<? extends Principal> members()
Enumeration
.