/*
 */
import javax.swing.*;

public class ExceptionMaterial {

	public static void main(String[] args) {
		readDate1( );
		readDate2( );
		// generateException( );
		System.exit(0);
	}
	
	public static void generateException( ) {
		int[ ] a = new int[20];
		System.out.println( "We got this far..." );
		a[32] = 5;      // we're askin' for trouble!
		System.out.println( "...but we never got here." );
	}
	
	public static int getYear( String d ) {
		String yearString = d.substring( 6, 10 );
		return Integer.parseInt( yearString );
	}
	
	public static void readDate1( ) {
		try {
			String d = JOptionPane.showInputDialog( "Enter date: (mm/dd/yyyy)");
			int year = getYear( d );
			System.out.println( "The year is " + year );
		}
		catch ( Exception e ) {
			System.out.println( "An exception occurred:\n" + e.getMessage( ) );
		}
	}
	
	public static void readDate2( ) {
		String d = "";
		try {
			d = JOptionPane.showInputDialog( "Enter date: (mm/dd/yyyy)");
			int year = getYear( d );
			System.out.println( "The year is " + year );
		}
		catch ( IndexOutOfBoundsException e ) {
			System.out.println( "Index error" );
		}
		catch ( NumberFormatException e ) {
			System.out.println( "Number format exception" );
		}
		finally {
			System.out.println( "The original string: " + d );
		}
	}
}