protected static Object prepareObjectType( Object o ) {
    return ( o instanceof byte[] ) ?  Arrays.hashCode( (byte[]) o ) :  o;
  }
@Test
  public void prepareObjectTypeBinaryTest_Equals() throws Exception {
    assertEquals(  Arrays.hashCode(  new byte[] { 1, 2, 3 } ), SwitchCase.prepareObjectType( new byte[] { 1, 2, 3 } ) ) ;
  }