public static int makeIdentifer(int packageIdentifier, int typeIdentifier, int entryIdenifier) {
    return packageIdentifier << 24 | typeIdentifier << 16 | entryIdenifier;
  }
@Test
  public void testMakeIdentifier() {
    assertThat(ResourceIds.makeIdentifer(0x01, 0x01, 0x9876)).isEqualTo(0x01019876);
    assertThat(ResourceIds.makeIdentifer(0x7F, 0x78, 0x1234)).isEqualTo(0x7F781234);
  }