private final void setTypeComparatorFactory(
TypeComparatorFactory<?> factory, String classNameKey, String parametersPrefix) {
// sanity check the factory type
InstantiationUtil.checkForInstantiation(factory.getClass());
// store the type
this.config.setString(classNameKey, factory.getClass().getName());
// store the parameters
final DelegatingConfiguration parameters =
new DelegatingConfiguration(this.config, parametersPrefix);
factory.writeParametersToConfig(parameters);
}
