1 package org.lcsim.lcio;
2
3 /**
4 *
5 * @author tonyj
6 */
7 public class LCIOUtil
8 {
9 private LCIOUtil()
10 {
11
12 }
13 public static boolean bitTest(int flag, int bit)
14 {
15 return (flag & (1<<bit)) != 0;
16 }
17 public static int bitSet(int flag, int bit, boolean set)
18 {
19 int mask = 1<<bit;
20 if (set) flag |= mask;
21 else flag &= ~mask;
22 return flag;
23 }
24 /**
25 * Create a bitMask for setting the specified bit
26 */
27 public static int bitMask(int bit)
28 {
29 return 1<<bit;
30 }
31 }