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import java.awt.BorderLayout;
import java.io.FileReader;
import java.io.IOException;
import javax.swing.JFrame;
import javax.swing.JTextField;
public class MainClass {
public static void main(String args[]) throws Exception {
JFrame frame = new JFrame();
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
JTextField nameTextField = new JTextField();
frame.add(nameTextField, BorderLayout.NORTH);
FileReader reader = null;
try {
reader = new FileReader("fileName.txt");
nameTextField.read(reader, "fileName.txt");
} catch (IOException exception) {
System.err.println("Load oops");
exception.printStackTrace();
} finally {
if (reader != null) {
try {
reader.close();
} catch (IOException exception) {
System.err.println("Error closing reader");
exception.printStackTrace();
}
}
}
frame.setSize(250, 100);
frame.setVisible(true);
}
}
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