/* (non-Javadoc) * @see java.lang.Object#hashCode() */ @Override public int hashCode() { final int prime = 883; int result = super.hashCode(); result = prime * result + ((chassisId == null) ? 0 : chassisId.hashCode()); result = prime * result + (optionalTLVList.hashCode()); result = prime * result + ((portId == null) ? 0 : portId.hashCode()); result = prime * result + ((ttl == null) ? 0 : ttl.hashCode()); return result; }