public static NumberList deltaInverse ( Map < String , Object > map ) { LinkedHashMap < String , Long > values = new LinkedHashMap < String , Long > ( map . size ( ) ) ; for ( Entry < String , Object > k : map . entrySet ( ) ) { Object v = k . getValue ( ) ; Number current = getNumber ( v ) ; long d = - current . longValue ( ) ; values . put ( k . getKey ( ) , d ) ; } return new NumberList ( values ) ; }
Return a NubmerList with the inverse of the given values .