PrivilegeBits implements PrivilegeConstants { @Override public int hashCode() { return d.hashCode(); } private  PrivilegeBits(Data d); static PrivilegeBits getInstance(); @NotNull static PrivilegeBits getInstance(@NotNull PrivilegeBits... base); @NotNull static PrivilegeBits getInstance(@Nullable PropertyState property); @NotNull static PrivilegeBits getInstance(@Nullable Tree tree); static long calculatePermissions(@NotNull PrivilegeBits bits,
                                            @NotNull PrivilegeBits parentBits,
                                            boolean isAllow); boolean isEmpty(); @NotNull PrivilegeBits unmodifiable(); @NotNull PrivilegeBits modifiable(); boolean includes(@NotNull PrivilegeBits otherBits); boolean isBuiltin(); @NotNull PrivilegeBits add(@NotNull PrivilegeBits other); @NotNull PrivilegeBits diff(@NotNull PrivilegeBits other); @NotNull PrivilegeBits addDifference(@NotNull PrivilegeBits a, @NotNull PrivilegeBits b); @NotNull PrivilegeBits retain(@NotNull PrivilegeBits other); @NotNull PropertyState asPropertyState(@NotNull String name); @NotNull PrivilegeBits nextBits(); void writeTo(@NotNull Tree tree); @Override int hashCode(); @Override boolean equals(Object o); @Override String toString(); static final PrivilegeBits EMPTY; static final Map<String, PrivilegeBits> BUILT_IN; static final PrivilegeBits NEXT_AFTER_BUILT_INS; }
@Test public void testHashCode() { PrivilegeBits pb = READ_NODES_PRIVILEGE_BITS; for (int i = 0; i < 100; i++) { PrivilegeBits modifiable = PrivilegeBits.getInstance(pb); assertEquals(pb.hashCode(), modifiable.unmodifiable().hashCode()); assertNotEquals(pb.hashCode(), modifiable.hashCode()); PrivilegeBits nxt = pb.nextBits(); assertNotEquals(pb.hashCode(), nxt.hashCode()); pb = nxt; } }