mirror of https://github.com/gnosygnu/xowa
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.5 KiB
42 lines
1.5 KiB
/*
|
|
XOWA: the XOWA Offline Wiki Application
|
|
Copyright (C) 2012-2017 gnosygnu@gmail.com
|
|
|
|
XOWA is licensed under the terms of the General Public License (GPL) Version 3,
|
|
or alternatively under the terms of the Apache License Version 2.0.
|
|
|
|
You may use XOWA according to either of these licenses as is most appropriate
|
|
for your project on a case-by-case basis.
|
|
|
|
The terms of each license can be found in the source code repository:
|
|
|
|
GPLv3 License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-GPLv3.txt
|
|
Apache License: https://github.com/gnosygnu/xowa/blob/master/LICENSE-APACHE2.txt
|
|
*/
|
|
package gplx.core.bits; import gplx.*; import gplx.core.*;
|
|
public class Bitmask_ {
|
|
public static boolean Has_int(int val, int find) {return find == (val & find);}
|
|
public static int Flip_int(boolean enable, int val, int find) {
|
|
boolean has = find == (val & find);
|
|
return (has ^ enable) ? val ^ find : val;
|
|
}
|
|
public static int Add_int(int lhs, int rhs) {return lhs | rhs;}
|
|
public static int Add_int_ary(int... ary) {
|
|
int rv = 0;
|
|
int len = ary.length;
|
|
for (int i = 0; i < len; ++i) {
|
|
int itm = ary[i];
|
|
if (rv == 0)
|
|
rv = itm;
|
|
else
|
|
rv = Flip_int(true, rv, itm);
|
|
}
|
|
return rv;
|
|
}
|
|
public static int Set_or_add(int val, int flag) {
|
|
return val == 0 ? flag : val | flag;
|
|
}
|
|
public static boolean Has_byte(byte val, byte find) {return find == (val & find);}
|
|
public static byte Add_byte(byte flag, byte itm) {return (byte)(flag | itm);}
|
|
}
|