生成随机id 最近公司的项目游戏生成的随机不重复id,重复概率有点大, 代码如下: private static int id = 0; public static int serverID = 0; private static final Object obj = new Object(); public static long getId1() { synchronized (obj) { id += 1; return (serverID & 0xFFFF) << 48 | (
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