import java.awt.Color;
import java.awt.FlowLayout;
import java.io.*;
import java.util.*;
import javax.swing.*;
import javax.swing.filechooser.FileNameExtensionFilter;
public class ReadFile extends JFrame{

	private Scanner input;
	private JLabel item1;
	public String content;

	public ReadFile() {
		super("Read File!");
	}

	public void fileChooser() {
		JFrame parent = new JFrame();
		JFileChooser fileOpen = new JFileChooser();
		FileNameExtensionFilter filter = new FileNameExtensionFilter(
									"Text/Java files", "txt", "java");
		fileOpen.setFileFilter(filter);
		int ret = fileOpen.showOpenDialog(parent);
		if(ret == JFileChooser.APPROVE_OPTION) {
			try {
				String b = fileOpen.getSelectedFile().getPath();
				File file = new File(b);
				input = new Scanner(file);
			} catch (Exception e) {
				System.out.println("File not found!");
			}
		} else if(ret == JFileChooser.CANCEL_OPTION) {
			System.exit(0);
		}
	}


	public String readFile(String a) {

			while(input.hasNextLine()) {
				a = input.nextLine();
				setLayout(new FlowLayout());
					item1 = new JLabel(a);
					item1.setToolTipText("This is just for testing...");
					add(item1);
			}
		return a;
	}

	public void closeFile() {
		input.close();
	}

	public static void main(String[] args) {
		ReadFile rf = new ReadFile();
		String a = null;
		boolean b = true;
		do {
			try {
				rf.fileChooser();
				rf.readFile(a);
				rf.closeFile();
				rf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
				rf.setSize(500,500);
				rf.setVisible(true);
				b = false;
			} catch (Exception e) {

			}
		}while(b == true);
	}
}