Programmering 1 inlämningsuppgift [mer eller mindre klar]

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;

import javax.swing.JOptionPane;

public class uppgift {

	String[][] julklappsbarn, koordinater;

	public static void main(String[] args) {
		new uppgift();
		System.exit(0);
	}

	public uppgift() {
		initArrays();

		int DHL = 0;
		double tomten = 58;
		try {
			tomten = Double.parseDouble(JOptionPane.showInputDialog("breddgrad?"));
		} catch (Exception e) {
		}
		String stad;
		String stad1;
		for (int i = 0; i < julklappsbarn.length; i++) {
			stad = julklappsbarn[i][1];
			for (int j = 1; j < koordinater.length; j++) {
				stad1 = koordinater[j][0];
				if (stad.equals(stad1)) {
					String[] splits = koordinater[j][1].split(" ");
					double newbg = Double.parseDouble(splits[0]) + (Double.parseDouble(splits[1]) / 60);
					if (newbg < tomten)
						DHL++;
					break;
				}
			}
		}
		System.out.println(DHL);
	}

	public void initArrays() {
		try {
			koordinater = parseTextToArray("Koordinater.txt");
			julklappsbarn = parseTextToArray("Julklappslista.txt");
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	public String[][] parseTextToArray(String filePath) throws Exception {
		String[][] res = new String[0][0];

		File file = new File(filePath);

		if (!file.exists()) {
			return res;
		}

		FileInputStream fr = new FileInputStream(file);
		BufferedReader br = new BufferedReader(new InputStreamReader(fr));
		
		ArrayList<String> ppl = new ArrayList<String>();

		try {
			String cur = "";
			while ((cur = br.readLine()) != null) {
				ppl.add(cur);
			}
		} catch (Exception e) {
		}

		res = new String[ppl.size()][2];

		for (int i = 0; i < ppl.size(); i++) {
			String info = ppl.get(i);
			String[] splits = info.split("\t");
			res[i][0] = splits[0].trim();
			res[i][1] = splits[splits.length - 1].trim();
		}

		br.close();
		fr.close();

		return res;
	}
}