import java.awt.*;import java.awt.event.*;import javax.swing.*;public class Searching extends JFrame implements ActionListener{		JLabel label1, label2;		JTextField txtField1;		JButton butang1, butang2, butang3;	public Searching()	{		super(":::Cautare:::");		Container bekas=getContentPane();		bekas.setLayout(new BorderLayout());		JPanel panelAtas=new JPanel();		panelAtas.setLayout(new FlowLayout());		label1=new JLabel("Cauta Info Student ");		panelAtas.add(label1);		bekas.add(panelAtas, BorderLayout.NORTH);		JPanel panelTengah=new JPanel();		panelTengah.setLayout(new FlowLayout());		label2=new JLabel("ID : ");		txtField1=new JTextField(10);		panelTengah.add(label2);		panelTengah.add(txtField1);		bekas.add(panelTengah, BorderLayout.CENTER);		JPanel panelBawah=new JPanel();		panelBawah.setLayout(new FlowLayout());		butang1=new JButton("Cauta");		butang1.addActionListener(this);		butang2=new JButton("Meniu Principal");		butang2.addActionListener(this);		butang3=new JButton("Reset");		butang3.addActionListener(this);		panelBawah.add(butang1);		panelBawah.add(butang3);		panelBawah.add(butang2);		bekas.add(panelBawah, BorderLayout.SOUTH);		setSize(500,150);		setLocation(250,350);		setVisible(true);	}	public static void main(String [] args)	{		Searching frame=new Searching();		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);	}	public void actionPerformed(ActionEvent e)	{		if(e.getSource() == butang1)			{				String n = txtField1.getText();				SaveFile data =new SaveFile();				data.readFromFile();				boolean find = data.findRecord(n);				if(find)				{	dispose();					DisplayInfo showInfo =					new DisplayInfo();				}				else				{	String output = new String("ID number ("					+n+ ") nu exista.");					JOptionPane.showMessageDialog(null,output);				}			}		else if (e.getSource() == butang2)		{			CoursesRegistration gerak = new CoursesRegistration();			gerak.setVisible(true);			super.show(false);		}		else if (e.getSource() == butang3)		{			txtField1.setText("");		}	}}