Class, interface, or enum expected errors in BULK

import java.awt.BorderLayout;
import java.awt.Desktop;
import java.awt.FlowLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;

import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;

public class newclass2 extends JFrame implements ActionListener {

	private String s1, s2;
	private String s3;

	private JFrame f = new JFrame("text testing");

	private JTextField txt = new JTextField(24);
	private JTextField txt2 = new JTextField(24);
	private JButton b1 = new JButton("Submit");
	private JButton b2 = new JButton("Exit");

	public newclass2() {

		f.setLayout(new BorderLayout());

		JPanel p = new JPanel();
		p.setLayout(new FlowLayout());
		p.add(new JLabel("text1"));
		p.add(txt);
		p.add(new JLabel("text2"));
		p.add(txt2);
		f.add(p, BorderLayout.CENTER);

		JPanel p2 = new JPanel();
		p2.setLayout(new FlowLayout());
		p2.add(b1);
		p2.add(b2);

		b1.addActionListener(this);
		b2.addActionListener(this);

		f.add(p2, BorderLayout.SOUTH);
		f.setVisible(true);
		f.setSize(480, 480);

	}

	public void actionPerformed(ActionEvent e) {

		if (e.getSource() == b1) {
			// txtemp1 = ("");
			// txttemp2 = ("");
			String txttemp1 = txt.getText().trim();
			String txttemp2 = txt2.getText().trim();
			String s3 = ("text here" + txttemp1) + (txttemp2);
			String data = s3;
			try {
				BufferedWriter readz = new BufferedWriter(new FileWriter(
						new File("C:/users/zlloyd1/desktop/test1.doc")));
				readz.write(data);
				readz.newLine();
				readz.close();
				System.out.println("Done");
			} catch (Exception e2) {
				System.out.println("Error message text");
			}
		}

		if (e.getSource() == b2) {
			JFileChooser choosa = new JFileChooser(
					"C:/users/zlloyd1/desktop/test1.doc");
			int x = choosa.showOpenDialog(null);
			if (x == JFileChooser.APPROVE_OPTION) {
				File file = choosa.getSelectedFile();
				try {
					Desktop.getDesktop().open(file);
				} catch (Exception e3) {
					System.out.println("Error text");
				}
			}
		}
	}

	public static void main(String args[]) {
		new newclass2();
	}
}