30-08-2011, 12:59 PM
[attachment=15560]
Code:
import java.io.*;
import java.sql.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class add extends HttpServlet
{
String Error,str,str1,fno,end,s1,cap;
int end1,end2,cap1;
Connection con;
Statement st;
ResultSet rst;
public void init(ServletConfig config)throws ServletException
{
super.init(config);
try
{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
con=DriverManager.getConnection("jdbc:odbc:DSN","scott","tiger");
}
catch(Exception e)
{
Error="Exception in init:"+e;
}
}
public void doGet(HttpServletRequest req,HttpServletResponse res)throws ServletException,IOException
{
PrintWriter out=res.getWriter();
res.setContentType("text/html");
fno=req.getParameter("flight_no");
end=req.getParameter("ending_seatno");
end1=Integer.parseInt(end);
end2=end1+1;
cap=req.getParameter("capacity");
out.println("<html><body>");
out.println("<script>");
out.println("function nam()");
out.println("{");
out.println("var a=document.forms[0].cat.value;");
out.println("if(a.length == 0)");
out.println("{");
out.println("alert(\"Null field\");");
out.println("document.forms[0].cat.focus();");
out.println("return;");
out.println("}");
out.println("else");
out.println("{");
out.println("for(i=0;i<a.length;i++)");
out.println("{");
out.println("var b=a.substring(i,i+1);");
out.println("if(!(b >='a' && b <= 'z' || b >='A' && b <= 'Z'))");
out.println("{");
out.println("alert(\"Enter alphabets only\");");
out.println("document.forms[0].cat.focus();");
out.println("document.forms[0].cat.value=\"\";");
out.println("return;");
out.println("}");
out.println("}");
out.println("}");
out.println("document.forms[0].cat.value=a;");
out.println("}");
out.println("function total()");
out.println("{");
out.println("var a=document.forms[0].ticket.value;");
out.println("if(a.length == 0)");
out.println("{");
out.println("alert(\"Null field\");");
out.println("document.forms[0].ticket.focus();");
out.println("return;");
out.println("}");
out.println("else");
out.println("{");
out.println("for(i=0;i<a.length;i++)");
out.println("{");
out.println("var b=a.substring(i,i+1);");
out.println("if(!(b >=0 || b <= 9))");
out.println("{");
out.println("alert(\"Enter the valid number only\");");
out.println("document.forms[0].ticket.focus();");
out.println("document.forms[0].ticket.value=\"\";");
out.println("return;");
out.println("}");
out.println("}");
out.println("}");
out.println("document.forms[0].ticket.value=a;");
out.println("}");
out.println("function check(){");
out.println("var p= document.forms[0].end.value");
out.println("if(p.length == 0)");
out.println("{");
out.println("alert(\"Null field\");");
out.println("document.forms[0].end.focus();");
out.println("document.forms[0].end.value=\"\";");
out.println("return;");
out.println("}");
out.println("else");
out.println("{");
out.println("var x=parseInt(document.forms[0].start.value);");
out.println("x.toString();");
out.println("var y=parseInt(document.forms[0].end.value);");
out.println("y.toString();");
out.println("if(y<=x)");
out.println("{");
out.println("alert(\"ending seat no is less than starting seat no verify!\");");
out.println("document.forms[0].end.focus();");
out.println("document.forms[0].end.value=\"\";");
out.println("}");
out.println("var a="+cap);
out.println("a.toString();");
out.println("var b=parseInt(document.forms[0].end.value);");
out.println("b.toString();");
out.println("if(b>a){");
out.println("alert(\"ending seat no is greater than total capacity\");");
out.println("document.forms[0].end.focus();");
out.println("document.forms[0].end.value=\"\";");
out.println("}");
out.println("else");
out.println("{");
out.println("for(i=0;i<p.length;i++)");
out.println("{");
out.println("var b=p.substring(i,i+1);");
out.println("if(!(b >=0 && b <=9))");
out.println("{");
out.println("alert(\"Enter numbers only\");");
out.println("document.forms[0].end.focus();");
out.println("document.forms[0].end.value=\"\";");
out.println("return;");
out.println("}");
out.println("}");
out.println("}");
out.println("}");
out.println("return;}");
out.println("</script>");
out.println("<h2><center><u>Add Flight Details </u></center></h2>");
try
{
st=con.createStatement();
out.println("<center><form method=post action=\"http://localhost:8080/servlet/insert2\">");
out.println("<table>");
out.println("<tr><td><label>Flight No:</label></td><td><input size=20 name=fno value="+fno+" readonly></td>");
out.println("<td><label>Category:</label></td><td><input size=20 name=cat></td></tr>");
out.println("<tr><td><label>Cost Of Tickets:</label></td><td><input size=20 name=ticket onfocus=\"nam()\"></td>");
out.println("<td><label>Start Seat No:</label></td><td><input size=20 name=start value="+end2+" readonly onfocus=\"total()\"></td></tr>");
out.println("<tr><td><label>Ending Seat No:</label></td><td><input size=20 name=end onblur=\"check()\"></td></tr></table>");
out.println("<input type=hidden name=cap value="+cap+">");
out.println("<input type=submit value=submit>");
out.println("</form></center>");
}
catch(Exception e1)
{
out.println("Exception in connection:"+e1);
}
out.println("</body></html>");
}
}
