将位设置为长值

/*时代Java公众号*/

//package com.nowjava;


public class Main {

    public static void main(String[] argv) throws Exception {

        long bitmap = 2;

        int pos = 2;

        System.out.println(setBit(bitmap, pos));

    }


    public static long setBit(long bitmap, int pos) {

        return bitmap | (1 << pos);

    }

}