code: public void prepareEmbeddedId(TopDocs docs, Map<String, Object> indexCol, IndexSearcher searcher,
              EntityMetadata metadata, MetamodelImpl metaModel)
      {
          try
          {
              for (ScoreDoc sc : docs.scoreDocs)
              {
                  Document doc = searcher.doc(sc.doc);
                  Map<String, Object> embeddedIdFields = new HashMap<String, Object>();
                  EmbeddableType embeddableId = metaModel.embeddable(metadata.getIdAttribute().getBindableJavaType());
                  Set<Attribute> embeddedAttributes = embeddableId.getAttributes();
  
                  prepareEmbeddedIdFields(embeddedAttributes, metaModel, embeddedIdFields, doc, metadata);
  
                  String entityId = doc.get(IndexingConstants.ENTITY_ID_FIELD);
                  indexCol.put(entityId, embeddedIdFields);
              }
          }
          catch (Exception e)
          {
              log.error("Error while parsing Lucene Query {} ", e);
              throw new LuceneIndexingException(e);
          }
      }
docs: search the data from lucene for embeddedid
  
  @param docs
  @param indexCol
  @param searcher
  @param metadata
  @param metaModel