JAVA Dialog 文件打开和保存程序

package SwingPacket;
import javax.swing.*;

import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
public class FrameChoseFile extends JFrame {
//JFrame frame=new JFrame();
JPanel jpane=new JPanel();
JLabel label1=new JLabel();
JLabel label2=new JLabel();
JTextField text1=new JTextField();
JTextField text2=new JTextField();
JButton button1=new JButton();
JButton button2=new JButton();
BorderLayout layout=new BorderLayout();
FlowLayout flow1=new FlowLayout();
public FrameChoseFile(){
	init();
}
public void init(){
	//frame.getContentPane().add(jpane);
	//this.setLayout(layout);
	//frame.setLayout(layout);
	label1.setText("打开文件");
	label1.setToolTipText("");
	label2.setText("保存文件");
	text1.setPreferredSize(new Dimension(204,22));
	text2.setPreferredSize(new Dimension(204,22));
	button1.setText("...");
	button1.setToolTipText("打开");
	button2.setText("...");
	jpane.setPreferredSize(new Dimension(339,138));
	//this.getContentPane().add(jpane,BorderLayout.CENTER);
	this.setLayout(layout);
	this.getContentPane().add(jpane,BorderLayout.CENTER);
	//this.setLayout(layout);
	//getContentPane().setLayout(layout);
	
	jpane.setLayout(flow1);
	jpane.add(label1);
	jpane.add(text1);
	jpane.add(button1);
	jpane.add(label2);
	jpane.add(text2);
	jpane.add(button2);
	this.setTitle("文件选择器(JFileChooser)");
	//jpane.setLayout(flow1);
	button1.addActionListener(
			new ActionListener(){
				@Override
				public void actionPerformed(ActionEvent e) {
					// TODO Auto-generated method stub
					openFile();
				}
			});
	button2.addActionListener(
			new ActionListener(){

				@Override
				public void actionPerformed(ActionEvent arg0) {
					// TODO Auto-generated method stub
					saveFile();
				}
				
			});
}
public void openFile(){
	JFileChooser fc=new JFileChooser();
	fc.setDialogTitle("选择文件演示");
	fc.setDialogType(JFileChooser.CUSTOM_DIALOG);
	if(fc.showOpenDialog(this)==JFileChooser.APPROVE_OPTION){
		this.text1.setText(fc.getSelectedFile().toString());
		this.text2.setText(fc.getSelectedFile().toString());
	}
}
public void saveFile(){
	JFileChooser fc=new JFileChooser();
	fc.setDialogTitle("保存文件演示");
	fc.setDialogType(JFileChooser.SAVE_DIALOG);
	File f1=new File(text1.getText());
	fc.setCurrentDirectory(f1);
	fc.setSelectedFile(f1);
	if(fc.showSaveDialog(this)==JFileChooser.APPROVE_OPTION){
		
	}
}
public static void main(String[] args) {
		// TODO Auto-generated method stub
FrameChoseFile f=new FrameChoseFile();
f.pack();
f.setVisible(true);
	}

}