Program

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June 16, 2008 at 6:39 PM

Hi friend,

<html>
<head>
<title>Insert into database</title>
</head>
<body>

<table border="1" width="50%" bgcolor="pink">
<tr>
<td width="100%">
<form method="POST" action="loginAction.jsp" >

<h2 align="center">login page</h2>
<table border="1" width="100%">
<tr>
<td width="50%"><b>User Name:</b></td>
<td width="50%"><input type="text" name="userid" size="20"/> </td>
</tr>
<tr>
<td width="50%"><b>Password:</b></td>
<td width="50%"><input type="password" name="password" size="20"/> </td>
</tr>

</table>
<p><input type="submit" value="Submit" name="submit">
<input type="reset" value="Reset" name="reset"></p>
</form>
</td>
</tr>
</table>
</body>
</html>

--------------------
loginAction.jsp

<%@ page language="java" import="java.sql.*" import="java.util.*" %>

<%
Connection con = null;
String url = "jdbc:mysql://192.168.10.211:3306/";;
String db = "amar";
String driver = "com.mysql.jdbc.Driver";
String userName ="amar";
String password="amar123";
try{
Class.forName(driver);
con = DriverManager.getConnection(url+db,userName,password);
try{
Statement st = con.createStatement();
String user=request.getParameter("userid");
String pass=request.getParameter("password");
ResultSet rs=st.executeQuery("select userid,password from login");
while(rs.next()) {
String userid =rs.getString(1);
String passw=rs.getString(2);
if(user.equals(userid) && pass.equals(passw)) {
session.setAttribute("user",user);

%>
<jsp:forward page="LoginSuccess.jsp" />

<%}
else
out.println("Login Failed,Please try Againe");
%>

<%
}
}catch(Exception e1){}
}
catch (Exception e){
e.printStackTrace();
}

%>

June 16, 2008 at 6:40 PM

insertAction.jsp

<%@ page language="java" import="java.sql.*" %>

<%
Connection con = null;
String url = "jdbc:mysql://192.168.10.211:3306/";;
String db = "amar";
String driver = "com.mysql.jdbc.Driver";
String userName ="amar";
String password="amar123";
try{
Class.forName(driver);
con = DriverManager.getConnection(url+db,userName,password);
try{
Statement st = con.createStatement();
String userid=request.getParameter("userid");
String username = request.getParameter("username");
String address =request.getParameter("address");
String position = request.getParameter("position");
String salary = request.getParameter("salary");

int val = st.executeUpdate("insert Information values('"+userid+"','"+username+"','"+address+"','"+position+"','"+salary+"')");

con.close();
out.println("successfully insert data into database!");

}
catch (SQLException ex){
System.out.println("SQL statement is not executed!");
}
}
catch (Exception e){
e.printStackTrace();
}

%>

June 16, 2008 at 6:43 PM

DeleteAction.jsp

<%@ page language="java" import="java.sql.*" %>

<%
Connection con = null;
String url = "jdbc:mysql://192.168.10.211:3306/";;
String db = "amar";
String driver = "com.mysql.jdbc.Driver";
String userName ="amar";
String password="amar123";
try{
Class.forName(driver);
con = DriverManager.getConnection(url+db,userName,password);
try{
Statement st = con.createStatement();
String sql = "DELETE FROM Information WHERE username = 'Amardeep'";
int delete = st.executeUpdate(sql);

con.close();
out.println("successfully delete data from database!");

}
catch (SQLException ex){
System.out.println("SQL statement is not executed!");
}
}
catch (Exception e){
e.printStackTrace();
}

%>
--------------------------------------
updateAction.jsp

<%@ page language="java" import="java.sql.*" %>

<%
Connection con = null;
String url = "jdbc:mysql://192.168.10.211:3306/";;
String db = "amar";
String driver = "com.mysql.jdbc.Driver";
String userName ="amar";
String password="amar123";
try{
Class.forName(driver);
con = DriverManager.getConnection(url+db,userName,password);
try{
Statement st = con.createStatement();
String sql = "UPDATE Information Set userid = 122 WHERE userid = 104;";
int update = st.executeUpdate(sql);
con.close();
out.println("successfully update data from database!");

}
catch (SQLException ex){
System.out.println("SQL statement is not executed!");
}
}
catch (Exception e){
e.printStackTrace();
}

%>
------------------------------------------

Read for more information,

http://www.roseindia.net/jsp

Thanks.

Amardeep