question: @ Override public String toString ( ) { StringBuffer buffer = new StringBuffer ( super . toString ( ) ) ; buffer . append ( "\n  Column associations:" ) ; for ( Entry entry : columnMap . entrySet ( ) ) { buffer . append ( "\n    " ) ; buffer . append ( entry . getKey ( ) ) ; buffer . append ( "->" ) ; buffer . append ( entry . getValue ( ) ) ; } buffer . append ( "\n  Row associations:" ) ; for ( Entry entry : rowMap . entrySet ( ) ) { buffer . append ( "\n    " ) ; buffer . append ( entry . getKey ( ) ) ; buffer . append ( "->" ) ; buffer . append ( entry . getValue ( ) ) ; } return buffer . toString ( ) ; }
target:  Returns a string representation of this LayoutMap that lists the column and row associations.