109      *

   109      *

   110      * @serial Each element in this set is a

   110      * @serial Each element in this set is a

   111      *          {@code java.security.Principal}.

   111      *          {@code java.security.Principal}.

   112      *          The set is a {@code Subject.SecureSet}.

   112      *          The set is a {@code Subject.SecureSet}.

   113      */

   113      */

   114     Set<Principal> principals;

   115     Set<Principal> principals;

   115 

   116 

   116     /**

   117     /**

   117      * Sets that provide a view of all of this

   118      * Sets that provide a view of all of this

   118      * Subject's Credentials

   119      * Subject's Credentials