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import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
 
public class Conversion2 extends JFrame{
 
 
	private JLabel fahrenheitL, celsiusL;
 
	private JTextField fahrenheitTF, celsiusTF;
 
	private JButton calculateB, exitB;
 
	private Container pane;
 
	private CalculateButtonHandler cbHandler;
	private ExitButtonHandler ebHandler;
 
	private static final int WIDTH = 325;
	private static final int HEIGHT = 150;
public class Conversion2 {
 
	public static void main(String[] args) {
 
 
			fahrenheitL = new JLabel ("Fahrenheit",
											SwingConstants.RIGHT);
			celsiusL = new JLabel ("Celsius",
											SwingConstants.RIGHT);
 
			fahrenheitTF = new JTextField(10);
			celsiusTF = new JTextField(10);
 
			calculateB = new JButton("Calculate");
			cbHandler = new CalculateButtonHandler();
			calculateB.addActionListener(cbHandler);
 
			exitB = new JButton ("Calculate");
			ebHandler = new ExitButtonHandler();
			exitB.addActionListener(ebHandler);
 
			setTitle("Fahrenheit and Celsius Conversion");
 
			pane = getContentPane();
 
			pane.setLayout(new GridLayout(4,2));
 
			pane.add(fahrenheitL);
			pane.add(fahrenheitTF);
			pane.add(celsiusTF);
			pane.add(celsiusL);
			pane.add(calculateB);
			pane.add(exitB);
 
			setSize(WIDTH, HEIGHT);
			setVisible(true);
			setDefaultCloseOperation(EXIT_ON_CLOSE);	
	}
	}
 
 
 
 
	private class CalculateButtonHandler implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			double fahrenheit, celsius;
 
			fahrenheit = Double.parseDouble(fahrenheitTF.getText());
			celsius = Double.parseDouble(celsiusTF.getText());
 
			if (fahrenheit > 0)
			celsius = (fahrenheit - 32)  *  5/9;
 
			else if (celsius > 0)
			fahrenheit = celsius  *  9/5 + 32 ;
 
 
		}
	}
 
	private class ExitButtonHandler implements ActionListener
	{
		public void actionPerformed(ActionEvent e)
		{
			System.exit(0);
		}
 
	}
 
 
 
 
 
 
 
 
 
 
 
 
 
	}
 
 

Main.java:5: error: class Conversion2 is public, should be declared in a file named Conversion2.java
public class Conversion2 extends JFrame{
       ^
Main.java:21: error: Conversion2 is already defined in unnamed package
public class Conversion2 {
       ^
Main.java:26: error: non-static variable fahrenheitL cannot be referenced from a static context
			fahrenheitL = new JLabel ("Fahrenheit",
			^
Main.java:28: error: non-static variable celsiusL cannot be referenced from a static context
			celsiusL = new JLabel ("Celsius",
			^
Main.java:31: error: non-static variable fahrenheitTF cannot be referenced from a static context
			fahrenheitTF = new JTextField(10);
			^
Main.java:32: error: non-static variable celsiusTF cannot be referenced from a static context
			celsiusTF = new JTextField(10);
			^
Main.java:34: error: non-static variable calculateB cannot be referenced from a static context
			calculateB = new JButton("Calculate");
			^
Main.java:35: error: non-static variable cbHandler cannot be referenced from a static context
			cbHandler = new CalculateButtonHandler();
			^
Main.java:35: error: non-static variable this cannot be referenced from a static context
			cbHandler = new CalculateButtonHandler();
			            ^
Main.java:36: error: non-static variable cbHandler cannot be referenced from a static context
			calculateB.addActionListener(cbHandler);
			                             ^
Main.java:36: error: non-static variable calculateB cannot be referenced from a static context
			calculateB.addActionListener(cbHandler);
			^
Main.java:38: error: non-static variable exitB cannot be referenced from a static context
			exitB = new JButton ("Calculate");
			^
Main.java:39: error: non-static variable ebHandler cannot be referenced from a static context
			ebHandler = new ExitButtonHandler();
			^
Main.java:39: error: non-static variable this cannot be referenced from a static context
			ebHandler = new ExitButtonHandler();
			            ^
Main.java:40: error: non-static variable ebHandler cannot be referenced from a static context
			exitB.addActionListener(ebHandler);
			                        ^
Main.java:40: error: non-static variable exitB cannot be referenced from a static context
			exitB.addActionListener(ebHandler);
			^
Main.java:42: error: non-static method setTitle(String) cannot be referenced from a static context
			setTitle("Fahrenheit and Celsius Conversion");
			^
Main.java:44: error: non-static variable pane cannot be referenced from a static context
			pane = getContentPane();
			^
Main.java:44: error: non-static method getContentPane() cannot be referenced from a static context
			pane = getContentPane();
			       ^
Main.java:46: error: non-static variable pane cannot be referenced from a static context
			pane.setLayout(new GridLayout(4,2));
			^
Main.java:48: error: non-static variable fahrenheitL cannot be referenced from a static context
			pane.add(fahrenheitL);
			         ^
Main.java:48: error: non-static variable pane cannot be referenced from a static context
			pane.add(fahrenheitL);
			^
Main.java:49: error: non-static variable fahrenheitTF cannot be referenced from a static context
			pane.add(fahrenheitTF);
			         ^
Main.java:49: error: non-static variable pane cannot be referenced from a static context
			pane.add(fahrenheitTF);
			^
Main.java:50: error: non-static variable celsiusTF cannot be referenced from a static context
			pane.add(celsiusTF);
			         ^
Main.java:50: error: non-static variable pane cannot be referenced from a static context
			pane.add(celsiusTF);
			^
Main.java:51: error: non-static variable celsiusL cannot be referenced from a static context
			pane.add(celsiusL);
			         ^
Main.java:51: error: non-static variable pane cannot be referenced from a static context
			pane.add(celsiusL);
			^
Main.java:52: error: non-static variable calculateB cannot be referenced from a static context
			pane.add(calculateB);
			         ^
Main.java:52: error: non-static variable pane cannot be referenced from a static context
			pane.add(calculateB);
			^
Main.java:53: error: non-static variable exitB cannot be referenced from a static context
			pane.add(exitB);
			         ^
Main.java:53: error: non-static variable pane cannot be referenced from a static context
			pane.add(exitB);
			^
Main.java:55: error: non-static method setSize(int,int) cannot be referenced from a static context
			setSize(WIDTH, HEIGHT);
			^
Main.java:56: error: non-static method setVisible(boolean) cannot be referenced from a static context
			setVisible(true);
			^
Main.java:57: error: non-static method setDefaultCloseOperation(int) cannot be referenced from a static context
			setDefaultCloseOperation(EXIT_ON_CLOSE);	
			^
Main.java:23: error: Illegal static declaration in inner class Conversion2.Conversion2
	public static void main(String[] args) {
	                   ^
  modifier 'static' is only allowed in constant variable declarations
36 errors

Standard output is empty