@Override
    public boolean consumeValueBytes(final MapDefinition mapDefinition,
                                     final String key,
                                     final Consumer<TypedByteBuffer> valueBytesConsumer) {
        return getEffectiveStore(mapDefinition).consumeValueBytes(mapDefinition, key, valueBytesConsumer);
    }
Get all ref stores keyed by feed name

@return Map of feedName => {@link RefDataOffHeapStore}
stroom-pipeline/src/main/java/stroom/pipeline/refdata/store/offheapstore/DelegatingRefDataOffHeapStore.java