@ Override public boolean isPrefixBlock ( ) { Integer networkPrefixLength = getNetworkPrefixLength ( ) ; if ( networkPrefixLength == null ) { return false ; } if ( getNetwork ( ) . getPrefixConfiguration ( ) . allPrefixedAddressesAreSubnets ( ) ) { return true ; } return containsPrefixBlock ( networkPrefixLength ) ; }
Returns whether this address section represents a subnet block of addresses associated its prefix length .