Assignment #36 and Weekday Name

Code

                /// Name: Graham Pollock
                /// Period: 5
                /// Program Name: Weekday Name
                /// File Name: WeekdayName.java
                /// Date Finished: 10/19/2015/
        
    import java.util.GregorianCalendar;
    
    public class WeekdayName
    {
    	public static String weekday_name( int weekday )
    	{
    		String result = "";
    
    		if ( weekday == 1 )
    		{
    			result = "Sunday";
    		}
    		else if ( weekday == 2 )
    		{
    			result = "Monday";
    		}
            else if ( weekday == 3 )
    		{
    			result = "Tuesday";
    		}
            else if ( weekday == 4 )
    		{
    			result = "Wednesday";
    		}
            else if ( weekday == 5 )
    		{
    			result = "Thursday";
    		}
            else if ( weekday == 6 )
    		{
    			result = "Friday";
    		}
            else if ( weekday == 7 )
    		{
    			result = "Saturday";
    		}
            else if ( weekday == 0 )
    		{
    			result = "Saturday";
    		}
    		else 
            {
                result = "error";
            }
    		return result;
    	}
    
    
    	public static void main( String[] args )
    	{
    		System.out.println( "Weekday 1: " + weekday_name(1) );
    		System.out.println( "Weekday 2: " + weekday_name(2) );
    		System.out.println( "Weekday 3: " + weekday_name(3) );
    		System.out.println( "Weekday 4: " + weekday_name(4) );
    		System.out.println( "Weekday 5: " + weekday_name(5) );
    		System.out.println( "Weekday 6: " + weekday_name(6) );
    		System.out.println( "Weekday 7: " + weekday_name(7) );
    		System.out.println( "Weekday 0: " + weekday_name(0) );
    		System.out.println();
    		System.out.println( "Weekday 43: " + weekday_name(43) );
    		System.out.println( "Weekday 17: " + weekday_name(17) );
    		System.out.println( "Weekday -1: " + weekday_name(-1) );
    
    		GregorianCalendar cal = new GregorianCalendar();
    		int dow = cal.get(GregorianCalendar.DAY_OF_WEEK);
    
    		System.out.println( "\nToday is a " + weekday_name(dow) + "!" );
    	}
    
    }

    

Picture of the output