CarregaPencel.java Source code

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Here is the source code for CarregaPencel.java

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/*
 * To change this license header, choose License Headers in Project Properties.
 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */

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;
import org.hibernate.Session;

/**
 *
 * @author ra21550273
 */
public class CarregaPencel extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        try (PrintWriter out = response.getWriter()) {
            /* TODO output your page here. You may use following sample code. */

            //Id do pincel que se queira buscar
            int idPincel = 10254;

            //Buscar do banco..
            Pincel pincel0;

            //Conectar-se ao banco (Abrindo porta com o Banco de Dados)
            Session sessao = HibernateUtil.getSessionFactory().openSession();

            //o mtodos .get(a,b) busca no banco pelo nome da classe (a) e a chave primria (b) (do mesmo tipo do id mapeado na classe)
            //Necessita da utilizao da typecast antes do .get (mesmo nome da classe)
            pincel0 = (Pincel) sessao.get(Pincel.class, idPincel);

            out.println("Dados do pincel 0: ");
            out.println("Cor: " + pincel0.getCor());
            out.println("Fabricante: " + pincel0.getFabricante().getNome());
            out.println("Numero de Srie: " + pincel0.getNum_serie());

        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}