UUID生成工具

工具

public class Utils {

public Utils() {
}
/**
* 自动生成32位的UUid，对应数据库的主键id进行插入用。
* @return
*/
public static String getUUID() {
return UUID.randomUUID().toString().replace("-", "");
}

public static void main(String[] args) {
for (int i = 0; i < 10; i++) {
System.out.println("UUID[" + i + "]=====" + getUUID());
}
}
}

结果

UUID[0]=====6bbae80657f741379237ab021d919fa5
UUID[1]=====e1845c5f117a42e293601b1656c8a3d3
UUID[2]=====68716ddfc27842ce9873c0dedfb4503a
UUID[3]=====575a61fb823947fcad28dbd430a73e07
UUID[4]=====d6ba1f5f007c4d57840daffc4b0ed835
UUID[5]=====7d020fcd39634c0b95c8aca8f8cc59d4
UUID[6]=====a811b060a2e241db833cde4f0630c8ce
UUID[7]=====6c1255d46c86426694e3531c48b2c360
UUID[8]=====7c98f6cdbd1840ddb66ab4ae6f87bcdf
UUID[9]=====80e4e4c4393c49deb9a6e656a7135402