神通数据库oscarJDBC.jar数据库连接驱动，找了很久，javal连接方式 public static Connection con() throws Exception {         String DRVIER = "com.oscar.Driver";         String URL = "jdbc:oscar://IP:端口/数据库名称;";                  Class.forName(DRVIER);         Connection conn = DriverManager.getConnection(URL,"用户名","密码");         return conn;     }