Java中整数大端模式转小端模式

移位操作符 << 优先级高于  位操作符 &

/**
     * convert big-edian to little-edian
     * the  operator priority: << is bigger than &
     * */
    private static final short palm_swap16(short word) {

        return (short)((word & 0xFF) << 8 | 0xFF & (word >> 8));
    }

    /**
     * convert big-edian to little-edian
     * the  operator priority: << is bigger than &
     * */
    private static final int palm_swap32(int i) {
        return (i & 0xFF) << 24
                | (0xFF & i >> 8) << 16
                | (0xFF & i >> 16) << 8
                | (0xFF & i >> 24);
    }