package com.roshka.bootcamp004;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class Conversor
*/
@WebServlet("/conversor")
public class Conversor extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public Conversor() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
response.getWriter().append("Served at: ").append(request.getContextPath());
response.getWriter().println("hola");
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
String tipo = request.getParameter("tipo_temperatura");
String valor = request.getParameter("valor_temperatura");
double valor_temperaturaD = Double.parseDouble(valor);
double kel = 0;
double fah = 0;
double cel = 0;
if (tipo.equals ("kelvin")) {
kel = valor_temperaturaD;
fah = fah + (valor_temperaturaD - 273.15) * 9/5 + 32;
cel = cel + (valor_temperaturaD - 273.15);
}
if (tipo.equals("fahrenheit")) {
fah = valor_temperaturaD;
kel = kel + ((valor_temperaturaD - 32) * 5/9 + 273.15);
cel = cel + ((valor_temperaturaD - 32) * 5/9);
}
if (tipo.equals("celcius")) {
cel = valor_temperaturaD;
kel = kel + (valor_temperaturaD + 273.15);
fah = fah + ((valor_temperaturaD * 9/5) + 32 );
}
response.getWriter().println("\n" +
"\n" +
""
+ "Convertidor\n" +
"\n" +
""
+ "La temperatura es en:
"
+ "Kelvin: "+kel+ " grados
"
+ "Fahrenheit "+fah+ " grados
"
+ "Celcius "+cel+ " grados
"
+ ""
+ ""
);
}
}