code: public void setValidationParameter(byte[] validationParameter) throws InvalidArgumentException {
          if (null == validationParameter) {
              throw new InvalidArgumentException("The valdiationParameter parameter can not be null.");
          }
          this.validationParameter = ByteString.copyFrom(validationParameter);
  
      }
docs: The chaincode validation parameter. Only this or chaincode endorsement policy {@link #setChaincodeEndorsementPolicy(LifecycleChaincodeEndorsementPolicy)} may be set at any one time.
  
  @param validationParameter
  @throws InvalidArgumentException