melon.java

金旭亮的java教案

import javax.swing.*;

class melon {
   public static void main(String[] a) 
   {
      int i=1, j=0, k;
     // k=i/j;

try
	{
		
	
		k = i/j;    // Causes division-by-zero exception
		
	//	throw new Exception("Hello.Exception");
	
	}
	
 

	catch (Exception e)
	{
		if (e instanceof ArithmeticException)
			System.out.println("被0除");
		else
		{  
			System.out.println(e.getMessage());
			System.out.println(e.getCause().getMessage());
		}
	}
	
		catch ( ArithmeticException e)
	{
		System.out.println("被0除.  "+ e.getMessage());
	
	}
    
     finally
     {
     		JOptionPane.showConfirmDialog(null,"OK");
     }
    
  }
}