code: protected void validate(String operationType) throws Exception
  	{
  		super.validate(operationType);
  
  		MPSIPAddress ns_ip_address_validator = new MPSIPAddress();
  		ns_ip_address_validator.setConstraintIsReq(MPSConstants.ADD_CONSTRAINT, true);
  		ns_ip_address_validator.validate(operationType, ns_ip_address, "\"ns_ip_address\"");
  		
  	}
docs: <pre>
  Performs generic data validation for the operation to be performed
  </pre>