EveryonePrincipal implements JackrabbitPrincipal, GroupPrincipal { @NotNull @Override public Enumeration<? extends Principal> members() { throw new UnsupportedOperationException("Not implemented."); } private  EveryonePrincipal(); static EveryonePrincipal getInstance(); @Override String getName(); @Override boolean isMember(@NotNull Principal member); @NotNull @Override Enumeration<? extends Principal> members(); @Override int hashCode(); @Override boolean equals(Object obj); @Override String toString(); static final String NAME; }
@Test(expected = UnsupportedOperationException.class) public void testMembers() { EveryonePrincipal.getInstance().members(); }