int[][] get_table_copy_for_unit_testing() {
         final int[][] t = new int[256][8];
         for (int i = 0 ; i < t.length ; ++i) {
		 					for (int j = 0 ; j < t[i].length ; ++j) {
							 	t[i][j] = table[i][j];
							}
         }
         return t;
    }