📄 eadd.jsp

📁 help desk for hospitals/health care systems

💻 JSP

字号:

<html>
<body bgcolor="#CCFFFF">
<%@  page errorPage="ErrorPage.jsp" language="java"  import="java.sql.*"  %>

<%
	Connection conn;
	conn=null;
	ResultSet rs;
	
	//rs=null;

	String EName=request.getParameter("EName");
	String PWord=request.getParameter("Pword");
	String LName=request.getParameter("LName");
	String DName=request.getParameter("DName");
	String Desig=request.getParameter("Desig");
	
	
	int flag=0;
	
	try
	{
		Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
		conn =DriverManager.getConnection("jdbc:odbc:tis","tis","tis"); 
		PreparedStatement stat= conn.prepareStatement("select ename from master where ename=?" );
		
            stat.setString(1,EName);
		 rs = stat.executeQuery();
            out.println("query executed");
		if(rs.next())
		{  
			flag=1;
			%>
			<SCRIPT language="JavaScript">
			alert("User name already exists");
			location.href="NEmp.htm";
			</SCRIPT>
			<%
		}
		else
		{
			flag=0; // conn.close();
		}
	}
	catch(Exception E)
	{
		out.println("Error  "+E);
	}
	if(flag == 0)
	{
		try
		{
          int eno=100000;
         
         
		PreparedStatement st= conn.prepareStatement("SELECT max(eno) FROM master" );
		
            rs=st.executeQuery();
		
		   if(rs.next())
			{
			   eno=rs.getInt(1);
			   eno=eno+1;
            }
		  
			PreparedStatement stat=conn.prepareStatement("INSERT INTO master values(?,?,?,?,?,?)");
			stat.setDouble(1,eno);
			stat.setString(2,EName);
			stat.setString(4,DName);
			stat.setString(3,Desig);	
			stat.setString(5,LName);
			stat.setString(6,PWord);
			
			
			stat.executeUpdate(); 
                      
			flag=0;	
			response.sendRedirect("Admin.htm");
		}
		catch(Exception E)
		{
			out.println("Error inserting value"+E);
		}	
		finally
		{
			//rs.close();
			conn.close();
		}
		
	}
	
%>
</body>
</html>

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