How to use

checkParameterCount

method

in

kg.apc.jmeter.functions.Base64Encode

@Override
public synchronized void setParameters(Collection<CompoundVariable> parameters) throws InvalidVariableException {
  checkParameterCount(parameters, MIN_PARAMETER_COUNT, MAX_PARAMETER_COUNT);
  values = parameters.toArray(new CompoundVariable[parameters.size()]);
}

@Override
public synchronized void setParameters(Collection<CompoundVariable> parameters) throws InvalidVariableException {
  checkParameterCount(parameters, MIN_PARAMETER_COUNT, MAX_PARAMETER_COUNT);
  values = parameters.toArray(new CompoundVariable[parameters.size()]);
}