FinalMineria.Reconocimiento.java Source code

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Here is the source code for FinalMineria.Reconocimiento.java

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/*
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 */
package FinalMineria;

import Herramientas.Grabador;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.RequestDispatcher;
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 weka.classifiers.Classifier;
import weka.classifiers.bayes.NaiveBayes;
import weka.core.Instances;

/**
 *
 * @author Enmanuel
 */
@WebServlet(name = "Reconocimiento", urlPatterns = { "/Reconocimiento" })
public class Reconocimiento extends HttpServlet {

    Grabador grabar;
    long tiempo = 60000;
    String linea;

    /**
     * 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, Exception {

        String accion = request.getParameter("accion");
        BufferedReader br = null;
        String ruta = request.getServletContext().getRealPath("/Recursos");
        br = new BufferedReader(new FileReader(ruta + "/nombres.txt"));
        linea = br.readLine();
        br.close();
        if ("Detener".equals(accion)) {
            grabar.finish();
            try {
                Thread.sleep(4000);
            } catch (InterruptedException ex) {
                Logger.getLogger(GrabarAudio.class.getName()).log(Level.SEVERE, null, ex);
            }
            String comando = "cmd /c " + request.getServletContext().getRealPath("/Recursos/OpenSmile")
                    + "\\SMILExtract_Release.exe -C " + request.getServletContext().getRealPath("/Recursos/config")
                    + "\\IS12_speaker_trait.conf -I " + request.getServletContext().getRealPath("/Recursos/audios")
                    + "\\prueba.wav -O " + request.getServletContext().getRealPath("/Recursos/arff")
                    + "\\prueba.arff -classes {" + linea + "} -classlabel ?";
            Process proceso = Runtime.getRuntime().exec(comando);
            proceso.waitFor();
            Instances prueba, conocimiento;
            try (BufferedReader archivoBase = new BufferedReader(new FileReader(
                    request.getServletContext().getRealPath("/Recursos/arff") + "\\baseDatos.arff"))) {
                conocimiento = new Instances(archivoBase);
            }
            try (BufferedReader archivoPrueba = new BufferedReader(
                    new FileReader(request.getServletContext().getRealPath("/Recursos/arff") + "\\prueba.arff"))) {
                prueba = new Instances(archivoPrueba);
            }

            conocimiento.deleteStringAttributes();
            conocimiento.setClassIndex(981);
            prueba.deleteStringAttributes();
            prueba.setClassIndex(981);
            Classifier clasificadorModelo = (Classifier) new NaiveBayes();
            clasificadorModelo.buildClassifier(conocimiento);
            double valorP = clasificadorModelo.classifyInstance(prueba.instance(prueba.numInstances() - 1));
            String prediccion = prueba.classAttribute().value((int) valorP);
            System.out.println(prediccion);
            request.setAttribute("prediccion", prediccion);
            RequestDispatcher dispatcher = request.getRequestDispatcher("./Hablante.jsp");
            dispatcher.forward(request, response);
        } else if ("Grabar".equals(accion)) {
            ruta = request.getServletContext().getRealPath("/Recursos/audios");
            grabar = new Grabador(ruta + "\\" + "prueba");
            Thread stopper = new Thread(new Runnable() {
                public void run() {
                    try {
                        Thread.sleep(tiempo);
                    } catch (InterruptedException ex) {
                        ex.printStackTrace();
                    }
                    grabar.finish();
                }
            });

            stopper.start();

            // start recording
            grabar.start();
            response.sendRedirect("./grabar.jsp");
        }
    }

    // <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 {
        try {
            processRequest(request, response);
        } catch (Exception ex) {
            Logger.getLogger(Reconocimiento.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /**
     * 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 {
        try {
            processRequest(request, response);
        } catch (Exception ex) {
            Logger.getLogger(Reconocimiento.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

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

}