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RequestDispatcher added to servlet

This commit is contained in:
Shubham Aggarwal 2016-11-28 09:36:42 +05:30
parent 0be0117470
commit 782e169f46
1 changed files with 10 additions and 4 deletions
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14
javax-servlets/src/main/java/com/root/FormServlet.java
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@ -7,7 +7,6 @@ import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
@WebServlet(name = "FormServlet", urlPatterns = "/calculateServlet")
public class FormServlet extends HttpServlet {
@ -21,10 +20,10 @@ public class FormServlet extends HttpServlet {
try {
double bmi = calculateBMI(Double.parseDouble(weight), Double.parseDouble(height));
request.setAttribute("bmi", bmi);
PrintWriter out= response.getWriter();
out.write(String.valueOf(bmi));
request.setAttribute("bmi", bmi);
response.setHeader("Test", "Success");
response.setHeader("BMI", String.valueOf(bmi));
RequestDispatcher dispatcher = request.getRequestDispatcher("index.jsp");
dispatcher.forward(request, response);
@ -34,6 +33,13 @@ public class FormServlet extends HttpServlet {
}
}
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// do something else here
}
private Double calculateBMI(Double weight, Double height) {
return weight / (height * height);