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Commit 77958981 authored by Carlos Eduardo da Silva's avatar Carlos Eduardo da Silva
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The Servlet.

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Calculator-Web/JavaSource/br/ufrn/imd/imd0409/calculator/servlet/CalculatorServlet.java 0 → 100644
+ 74
− 0
View file @ 77958981
package br.ufrn.imd.imd0409.calculator.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import br.ufrn.imd.imd0409.calculator.bean.NoInterfaceViewCalculatorBean;
/**
* Servlet implementation class CalculatorServlet
*/
@WebServlet("/CalculatorServlet")
public class CalculatorServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
@EJB
private NoInterfaceViewCalculatorBean calc;
/**
* @see HttpServlet#HttpServlet()
*/
public CalculatorServlet() {
super();
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
processRequest(request, response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
processRequest(request, response);
}
protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head>");
out.println("<title>Resulado com Servlet</title>");
out.println("</head>");
out.println("<body>");
try {
int numero1 = Integer.parseInt(request.getParameter("numero1"));
int numero2 = Integer.parseInt(request.getParameter("numero2"));
out.println("Numero 1: " + numero1 + "<br>");
out.println("Numero 2: " + numero2 + "<br>");
out.println("Resultado: " + calc.add(numero1, numero2) + "<br>");
} catch (Exception e) {
out.println("ERROR: " + e.getLocalizedMessage() + "<br>");
e.printStackTrace(out);
} finally {
out.println("</body></html>");
out.close();
}
}
}
Calculator-Web/WebContent/formulario.html 0 → 100644
+ 15
− 0
View file @ 77958981
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Example with Calculator Servlet</title>
</head>
<body>
Chamando o bean de um Servlet <br>
<form action="CalculatorServlet" method="get">
Numero1: <input type="text" name="numero1"> <br>
Numero2: <input type="text" name="numero2"> <br>
<input type="submit">
</form>
</body>
</html>
\ No newline at end of file
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