@Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        final VtOpenRequest other = (VtOpenRequest) obj;
        if (localVTSessionIdentifier == null) {
            if (other.localVTSessionIdentifier != null)
                return false;
        }
        else if (!localVTSessionIdentifier.equals(other.localVTSessionIdentifier))
            return false;
        if (vtClass == null) {
            if (other.vtClass != null)
                return false;
        }
        else if (!vtClass.equals(other.vtClass))
            return false;
        return true;
    }