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2362N/A * by Oracle in the LICENSE file that accompanied this code.
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0N/A * version 2 for more details (a copy is included in the LICENSE file that
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0N/A */
0N/A
0N/Apackage java.security.acl;
0N/A
0N/Aimport java.security.Principal;
0N/A
0N/A/**
0N/A * Interface for managing owners of Access Control Lists (ACLs) or ACL
0N/A * configurations. (Note that the Acl interface in the
0N/A * <code> java.security.acl </code> package extends this Owner
0N/A * interface.) The initial owner Principal should be specified as an
0N/A * argument to the constructor of the class implementing this interface.
0N/A *
0N/A * @see java.security.acl.Acl
0N/A *
0N/A */
0N/Apublic interface Owner {
0N/A
0N/A /**
0N/A * Adds an owner. Only owners can modify ACL contents. The caller
0N/A * principal must be an owner of the ACL in order to invoke this method.
0N/A * That is, only an owner can add another owner. The initial owner is
0N/A * configured at ACL construction time.
0N/A *
0N/A * @param caller the principal invoking this method. It must be an owner
0N/A * of the ACL.
0N/A *
0N/A * @param owner the owner that should be added to the list of owners.
0N/A *
0N/A * @return true if successful, false if owner is already an owner.
0N/A * @exception NotOwnerException if the caller principal is not an owner
0N/A * of the ACL.
0N/A */
0N/A public boolean addOwner(Principal caller, Principal owner)
0N/A throws NotOwnerException;
0N/A
0N/A /**
0N/A * Deletes an owner. If this is the last owner in the ACL, an exception is
0N/A * raised.<p>
0N/A *
0N/A * The caller principal must be an owner of the ACL in order to invoke
0N/A * this method.
0N/A *
0N/A * @param caller the principal invoking this method. It must be an owner
0N/A * of the ACL.
0N/A *
0N/A * @param owner the owner to be removed from the list of owners.
0N/A *
0N/A * @return true if the owner is removed, false if the owner is not part
0N/A * of the list of owners.
0N/A *
0N/A * @exception NotOwnerException if the caller principal is not an owner
0N/A * of the ACL.
0N/A *
0N/A * @exception LastOwnerException if there is only one owner left, so that
0N/A * deleteOwner would leave the ACL owner-less.
0N/A */
0N/A public boolean deleteOwner(Principal caller, Principal owner)
0N/A throws NotOwnerException, LastOwnerException;
0N/A
0N/A /**
0N/A * Returns true if the given principal is an owner of the ACL.
0N/A *
0N/A * @param owner the principal to be checked to determine whether or not
0N/A * it is an owner.
0N/A *
0N/A * @return true if the passed principal is in the list of owners, false
0N/A * if not.
0N/A */
0N/A public boolean isOwner(Principal owner);
0N/A
0N/A}