/***获取数据库链接*/publicstaticConnectiongetConn(){Connectioncon=null;try{Class.forName(DRIVER);//载入JDBCcon=DriverManager.getConnection(DBURL,"","");//带入路径,无帐号密码//conn=DriverManager.getConnection(DBURL,DBNAME,DBPASS);System.out.println("数据库连接成功");}catch(Cl