I am trying to read a text file filled with numbers into a 2 dimensional integer array as can be seen in the read button in my code. I do not know what the problem is. Is my logic wrong. This is my first time trying to read into an array from a file. I need to be able to read 6 lines containing 10 numbers into my array. The text file contains this;
"1 1 3 3 0 0 1 1 0 3
1 1 1 0 0 3 3 3 3 0
1 0 0 0 1 1 3 0 0 3
1 3 1 3 3 3 0 0 1 1
3 0 1 3 1 1 1 1 1 1
0 3 1 0 3 0 0 3 3 0"
import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.util.Scanner;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;
public class GUI extends JFrame{
private JPanel mainPanel,titlePanel, fieldPanel, buttonPanel;
private JLabel title, teams, totalP, wlt;
private JTextField team1, team2, team3, team4, team5, team6, total1, total2, total3, total4, total5, total6, wlt1, wlt2, wlt3, wlt4, wlt5, wlt6;
private JButton read, calc, champWin, earthCW, exit;
final private int WINDOW_HEIGHT = 400;
final private int WINDOW_WIDTH = 900;
public GUI(){
buildtitlePanel();
buildfieldPanel();
buildbuttonPanel();
buildmainPanel();
setTitle("Desert Soccer League");
setSize(WINDOW_WIDTH, WINDOW_HEIGHT);
setVisible(true);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
private void buildmainPanel() {
mainPanel = new JPanel();
mainPanel.setLayout(new BorderLayout());
mainPanel.add(titlePanel, BorderLayout.NORTH);
mainPanel.add(fieldPanel, BorderLayout.CENTER);
mainPanel.add(buttonPanel, BorderLayout.SOUTH);
add(mainPanel);
}
private void buildtitlePanel() {
titlePanel = new JPanel();
title = new JLabel();
title.setText("2014 Desert Soccer League Totals");
titlePanel.add(title);
}
private void buildfieldPanel() {
fieldPanel = new JPanel();
fieldPanel.setLayout(new GridLayout(7, 3));
teams = new JLabel();
teams.setText("Teams");
totalP = new JLabel();
totalP.setText("Total Points");
wlt = new JLabel();
wlt.setText("Win-Loss-Tie");
team1 = new JTextField(10);
team2 = new JTextField(10);
team3 = new JTextField(10);
team4 = new JTextField(10);
team5 = new JTextField(10);
team6 = new JTextField(10);
total1 = new JTextField(10);
total2 = new JTextField(10);
total3 = new JTextField(10);
total4 = new JTextField(10);
total5 = new JTextField(10);
total6 = new JTextField(10);
wlt1 = new JTextField(10);
wlt2 = new JTextField(10);
wlt3 = new JTextField(10);
wlt4 = new JTextField(10);
wlt5 = new JTextField(10);
wlt6 = new JTextField(10);
team1.setEditable(false);
team2.setEditable(false);
team3.setEditable(false);
team4.setEditable(false);
team5.setEditable(false);
team6.setEditable(false);
total1.setEditable(false);
total2.setEditable(false);
total3.setEditable(false);
total4.setEditable(false);
total5.setEditable(false);
total6.setEditable(false);
wlt1.setEditable(false);
wlt2.setEditable(false);
wlt3.setEditable(false);
wlt4.setEditable(false);
wlt5.setEditable(false);
wlt6.setEditable(false);
fieldPanel.add(teams);
fieldPanel.add(totalP);
fieldPanel.add(wlt);
fieldPanel.add(team1);
fieldPanel.add(total1);
fieldPanel.add(wlt1);
fieldPanel.add(team2);
fieldPanel.add(total2);
fieldPanel.add(wlt2);
fieldPanel.add(team3);
fieldPanel.add(total3);
fieldPanel.add(wlt3);
fieldPanel.add(team4);
fieldPanel.add(total4);
fieldPanel.add(wlt4);
fieldPanel.add(team5);
fieldPanel.add(total5);
fieldPanel.add(wlt5);
fieldPanel.add(team6);
fieldPanel.add(total6);
fieldPanel.add(wlt6);
}
private void buildbuttonPanel() {
buttonPanel = new JPanel();
buttonPanel.setLayout(new GridLayout(1, 5));
read = new JButton();
calc = new JButton();
champWin = new JButton();
earthCW = new JButton();
exit = new JButton();
read.setText("Read Input File");
read.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
int[][] points = null;
File file = new File("/Downloads/Assignment4/in4.txt");
try {
Scanner sc = new Scanner(file);
while(sc.hasNextLine()){
for(int i = 0; i<6; i++){
for(int j = 0; j<10;j++){
points[i][j] = sc.nextInt();
System.out.print(points[i][j]);
}
}
}
sc.close();
} catch (FileNotFoundException e1) {
e1.printStackTrace();
}
}
});
calc.setText("Calculate Points");
calc.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
});
champWin.setText("Championship Winner");
champWin.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
});
earthCW.setText("Earth Cup Winner");
earthCW.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
});
exit.setText("Exit");
exit.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
});
buttonPanel.add(read);
buttonPanel.add(calc);
buttonPanel.add(champWin);
buttonPanel.add(earthCW);
buttonPanel.add(exit);
}
}
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