java登陆界面（java login interface）.doc

java登陆界面(Java login interface)
import . ';
import . ';
import .
import .
import .
import .
import . ';
class myexception extends exception {
string id;
myexception (string str) (public
id = 0.
}
public string tostring () {
return id;
}
}
public class access _ port extends jframe {
lab1 label, lab2, lab3.
textfield f1.
jpasswordfield f2.
jradiobutton button00, button01.
public int i = 1.
public int (q = 2);
public access _ port () {
/ / / / / / / / (登陆界面");
/ / / / / / / / lab1 = new label ("欢迎登陆!").
f1 = new textfield (21).
f2 = new jpasswordfield (15).
lab2 = new label ("账号");
lab3 = new label ("密码");
button00 = new jradiobutton (管理员", null, true);
button01 = new jradiobutton (用户"(false).
button b1 = new button ("确认");
button b2 = new button ("取消");
setlayout (new flowlayout ());
setlocation (558309).
setsize (250, 150).
setvisible (true).
(false).
/ / add (lab1).
add (lab2).
add (f1).
add (lab3).
add (f2).
add (button00).
add (button01).
add (b1).
add (b2).
(b1).
(new) ());
addwindowlistener (new windowadapter () {
public void windowclosing (windowevent (e)
states ().
}
(');
}
class b1 implements actionlistener {
public void actionperformed (actionevent (e)
string s1 = ().
string s2 = ().
m1 = new string [], string [20];
string = new string []) [20];
string = new string [u1] [20];
string = new string []) [20];
int i = 0;
int k = 0.
int flag = 1.
/ / / / / / / / / / / / / / 连接数据库
string drivername = "";
string dburl = "jdbc: sqlserver: / / localhost no.; databasename = renrendb";
string username = "yanshao";
string userpwd = "xxj369369";
try {
(drivername).
connection dbconn = (dburl, username,