//-------------------------------------------------------------------------
@Override
protected FunctionConfigurationSource initSource() {
FunctionConfigurationDefinitionAggregator definitionAggregator = new FunctionConfigurationDefinitionAggregator(new MasterConfigSource(getConfigMaster()));
List<FunctionConfigurationSource> underlying = Lists.newArrayList(definitionAggregator.aggregate(_functionDefinitionName));
underlying.addAll(curveAndSurfaceSources());
final FunctionConfigurationSource[] array = underlying.toArray(new FunctionConfigurationSource[underlying.size()]);
return CombiningFunctionConfigurationSource.of(array);
}