asdasd

// käy läpi tiedostot sekä tallentaa hashmappiin string int sana -> sanan esiintymämäärä



package spamham;

import java.io.File;
import java.io.FileNotFoundException;
import static java.lang.Integer.parseInt;
import java.util.HashMap;
import java.util.Scanner;


public class Infomuncher {

    int hamTotal;
    int spamTotal;
    File spam;
    File ham;
    HashMap<String, Float> hamOdds;
    HashMap<String, Float> spamOdds;


    public Infomuncher(File s, File h) {
        spam = s;
        ham = h;
    }

    public void generateOdds() throws FileNotFoundException {
        Scanner lukija = new Scanner(spam);

        hamOdds = new HashMap<String, Float>();
        spamOdds = new HashMap<String, Float>();
        String[] array;
        float apuri;


        while (lukija.hasNextLine()) {
            array = lukija.nextLine().trim().split(" ");
            apuri = parseInt(array[0]);
            spamOdds.put(array[1], apuri);
        }

        lukija = new Scanner(ham);

        while (lukija.hasNextLine()) {
            array = lukija.nextLine().trim().split(" ");
            apuri = parseInt(array[0]);
            hamOdds.put(array[1], apuri);
        }

    }

    public HashMap getSpamOdds() {
        return this.spamOdds;
    }

    public HashMap getHamOdds() {
        return this.hamOdds;
    }



}

package spamham;

import java.io.File;
import java.io.FileNotFoundException;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Scanner;


public class Spamham {


    public double spamicity(File f, Infomuncher im) throws FileNotFoundException {

        Scanner lukija = new Scanner(f);
        String[] apuri;
        HashMap<String, Float> hamOdds = im.getHamOdds();
        HashMap<String, Float> spamOdds = im.getSpamOdds();
        ArrayList<String> viesti = new ArrayList<>();

        while (lukija.hasNextLine()) {
            apuri = lukija.nextLine().split(" ");
            for(String s : apuri) {
                viesti.add(s);
            }
        }

        float odds = (float) 0.5;
        float apuri1;
        float apuri2;

        for (String s : viesti) {
            if (hamOdds.containsKey(s) && spamOdds.containsKey(s)) {
                apuri2 = hamOdds.get(s) / 290673;
                apuri1 = spamOdds.get(s) / 75268;
            } else if (hamOdds.containsKey(s)) {
                apuri2 = hamOdds.get(s) / 290673;
                apuri1 = (float) 0.00001;
            } else  if (spamOdds.containsKey(s)) {
                apuri1 = spamOdds.get(s) / 75268;
                apuri2 = (float) 0.000003;
            } else {
                apuri1 = (float) 0.00001;
                apuri2 = (float) 0.000003;
            }
            odds = (float) (odds + Math.log(apuri1 / apuri2));
            System.out.println(odds);
        }
        return odds;
    }

    public double logOdds(double x, double y) {
        return Math.log(x / y);
    }

}

package spamham;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.math.BigDecimal;

public class main {

        public static void main(String[] args) throws FileNotFoundException, IOException {
        File spam = new File("spamcount.txt");
        File ham = new File("hamcount.txt");
        File msg = new File("penis.txt");
        Spamham sh = new Spamham();

        Infomuncher jyrki = new Infomuncher(spam, ham);
        jyrki.generateOdds();
            System.out.println(sh.spamicity(msg, jyrki));


    }



}