ArithmeticException, 算术异常
ClassNotFoundException 类没找到时,抛出该异常
FileNotFoundException, 文件未找到异常
SQLException, 操作数据库异常
NullPointerException, 空指针异常
ArithmeticException, 算术异常
ClassNotFoundException 类没找到时,抛出该异常
FileNotFoundException, 文件未找到异常
SQLException, 操作数据库异常
NullPointerException, 空指针异常