bufferIndex += 4;

        this.referrals = new Referral[this.numReferrals];
        for ( int ri = 0; ri < this.numReferrals; ri++ ) {
            this.referrals[ ri ] = new Referral();
            bufferIndex += this.referrals[ ri ].decode(buffer, bufferIndex, len);
        }

        return bufferIndex - start;
    }


    /**
     * {@inheritDoc}
     *