//index.jsp

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>

登陸

用戶登陸

用戶名：
密? 碼:

注冊新用戶

//

Logon.jsp

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>

登陸確認

function BackWard()

{

history.back();

}

Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver").newInstance();

//"com.microsoft.sqlserver.jdbc.SQLServerDriver"要與驅動類名一樣

String url="jdbc:sqlserver://localhost:1433;databaseName=STUDENT";

//STUDENT為數據庫名

String user="sa";

String userpassword="123456";

Connection conn= DriverManager.getConnection(url,user,userpassword);

Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);

boolean a;

String uid=request.getParameter("uid");

String password=request.getParameter("password");

String sql="select * from S where UID='"+uid+"' and Password='"+password+"'";

ResultSet rs=stmt.executeQuery(sql);

a=rs.next();

if(a==false)

{rs.close();

session.setAttribute("uid",uid);

%>

用戶名或密碼錯誤，請重新填寫！

else

{

rs.close();

%>

:)歡迎您

//Register1.jsp

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>

注冊信息確認

function backward()

{

history.back();

}

Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver").newInstance();

//"com.microsoft.sqlserver.jdbc.SQLServerDriver"要與驅動類名一樣

String url="jdbc:sqlserver://localhost:1433;databaseName=STUDENT";

//STUDENT為數據庫名

String user="sa";

String userpassword="123456";

Connection conn= DriverManager.getConnection(url,user,userpassword);

Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);

String uid=request.getParameter("uid");

String sql="select * from S where uid='"+uid+"'";

ResultSet rs=stmt.executeQuery(sql);

if(rs.next())

{

rs.close();

stmt.close();

conn.close();

%>

用戶名不能重名，請重新選擇！

else{

rs.close();

String username=request.getParameter("username");

String sex=request.getParameter("sex");

String password=request.getParameter("password");

%>

//Register2.jsp

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>

注冊確認

Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver").newInstance();

//"com.microsoft.sqlserver.jdbc.SQLServerDriver"要與驅動類名一樣

String url="jdbc:sqlserver://localhost:1433;databaseName=STUDENT";

//STUDENT為數據庫名

String user="sa";

String userpassword="123456";

Connection conn= DriverManager.getConnection(url,user,userpassword);

Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);

String uid=request.getParameter("uid");

String username=request.getParameter("username");

String sex=request.getParameter("sex");

String password=request.getParameter("password");

String sql="insert into S values('"+uid+"','"+username+"','"+sex+"','"+password+"')";

stmt.executeUpdate(sql);

%>

:祝賀您，注冊成功！

3秒后自動返回登陸窗口，如果你不想等待，可以點擊這里返回首頁

//Logoff.jsp

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>

用戶注銷

成功注銷！

5秒后自動返回首頁，如果你不想等待，可以點擊這里返回首頁

//Register.jsp

String path = request.getContextPath();

String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";

%>

用戶注冊