question: @ Override public int hashCode ( ) { int result = 127 ; result = HashUtilities . hashCode ( result , this . formatString ) ; result = HashUtilities . hashCode ( result , this . xFormat ) ; result = HashUtilities . hashCode ( result , this . xDateFormat ) ; result = HashUtilities . hashCode ( result , this . yFormat ) ; result = HashUtilities . hashCode ( result , this . yDateFormat ) ; return result ; }
target:  Returns a hash code for this instance.