Citac

package sk.academy.it;

import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Trieda na citanie dat z textoveho suboru
 *
 * @author IT Academy
 */
public class C_Citac extends Thread {

    // Citanie suborov
    FileReader fr;
    BufferedReader in;
    String menoSuboru;
    static long suma = 0;
    static boolean hotovo = false;
    C_Citac(String meno) {
        super("Vlakno pre citanie");
        menoSuboru = meno;
    }
    // Otvarame subor a ukladame meno suboru,
    // ktore sa ma citat


    @Override
    public void run() {
        String riadok;
        try {
            fr = new FileReader(menoSuboru);
            in = new BufferedReader(fr);
            // readLine() cita riadky v sobure
            while ((riadok = in.readLine()) != null) {
                //
                Thread.sleep(10);
                suma += Integer.parseInt(riadok);
                // Vlakno sa dobrovolne vzdava prava bezat a predava
                // riadenie dalsiemu vlaknu. Az dalsie vlakno opet preda
                // riadenie, rozbehne sa prve vlakno od miesto, kde sa odovzdalo riadenie
                Thread.yield();
                //Thread.
            }
            fr.close();
            // Ak precitatme cely subor nastavime si pomocnu premennu na true
            hotovo = true;
        } catch (IOException e) {
            System.out.println("Chyba v subore!");
            hotovo = true;
        } catch (InterruptedException ex) {
            Logger.getLogger(C_Citac.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
}