public void addEffectiveStream(final PipelineReference pipelineReference,
                                   final RefStreamDefinition refStreamDefinition) {
        Objects.requireNonNull(refStreamDefinition);
        LOGGER.trace("Adding effectiveStream {}", refStreamDefinition);
        effectiveStreams.add(new SimpleEntry<>(pipelineReference, refStreamDefinition));
    }
The stream that has been chosen from a feed whose effective time matches the time
on the lookup.
stroom-pipeline/src/main/java/stroom/pipeline/refdata/ReferenceDataResult.java