/** Replace document refids with the actual references upon deserialization. */
private void documentIdToReference(Cluster cluster, Map<String, Document> documents) {
if (cluster.documentIds != null) {
for (Cluster.DocumentRefid documentRefid : cluster.documentIds) {
cluster.addDocuments(documents.get(documentRefid.refid));
}
}
for (Cluster subcluster : cluster.getSubclusters()) {
documentIdToReference(subcluster, documents);
}
}
/**
* Creates a {@link ProcessingResult} with the provided <code>attributes</code>. Assigns unique
* document identifiers if documents are present in the <code>attributes</code> map (under the key
* {@link AttributeNames#DOCUMENTS}).
*/
@SuppressWarnings("unchecked")
ProcessingResult(Map<String, Object> attributes) {
this.attributes = attributes;
// Replace a modifiable collection of documents with an unmodifiable one
final List<Document> documents = (List<Document>) attributes.get(AttributeNames.DOCUMENTS);
if (documents != null) {
Document.assignDocumentIds(documents);
attributes.put(AttributeNames.DOCUMENTS, Collections.unmodifiableList(documents));
}
// Replace a modifiable collection of clusters with an unmodifiable one
final List<Cluster> clusters = (List<Cluster>) attributes.get(AttributeNames.CLUSTERS);
if (clusters != null) {
Cluster.assignClusterIds(clusters);
attributes.put(AttributeNames.CLUSTERS, Collections.unmodifiableList(clusters));
}
// Store a reference to attributes as an unmodifiable map
this.attributesView = Collections.unmodifiableMap(attributes);
}