In: Computer Science
I need to create a servlet that takes in an input that will do the following calculations.
// suppose we have a simple html form which take input number
<html>
<body>
<form action="MyServlet" method="Get">
Enter the Number:<input type="text"
name="n1"/><br/>
<input type="submit" value="submit"/>
</form>
</body>
</html>
// servlet program
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class MyServlet extends HttpServlet {
protected void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
String
x=request.getParameter("n1");
//take input from html
int n=Integer.parseInt(x); // parse string
data into integer
int i=1,fact=1;
int m=n/2
for(i=2;i<=m;i++)
{
if(n%i==0)
{
printf("Number is not prime");
flag=1;
if(n/2==0)
{
printf("number is even");
}
else
{
printf("number is odd")
}
break;
}
}
if(flag==0)
printf("Number is
prime");
}
}
}