Examples with EntityEvent com.xpn.xwiki.internal.event.EntityEvent used on opensource projects

Example 1 with EntityEvent

use of com.xpn.xwiki.internal.event.EntityEvent in project xwiki-platform by xwiki.

the class SolrIndexEventListener method onEvent.

@Override
public void onEvent(Event event, Object source, Object data) {
    try {
        if (event instanceof DocumentUpdatedEvent) {
            XWikiDocument document = (XWikiDocument) source;
            if (Locale.ROOT.equals(document.getLocale())) {
                // Index all the translations of a document when its default translation has been updated because
                // the default translation holds meta data shared by all translations (attachments, objects).
                indexTranslations(document, (XWikiContext) data);
            } else {
                // Index only the updated translation.
                this.solrIndexer.get().index(document.getDocumentReferenceWithLocale(), false);
            }
        } else if (event instanceof DocumentCreatedEvent) {
            XWikiDocument document = (XWikiDocument) source;
            if (!Locale.ROOT.equals(document.getLocale())) {
                // If a new translation is added to a document reindex the whole document (could be optimized a bit
                // by reindexing only the parent locales but that would always include objects and attachments
                // anyway)
                indexTranslations(document, (XWikiContext) data);
            } else {
                this.solrIndexer.get().index(document.getDocumentReferenceWithLocale(), false);
            }
        } else if (event instanceof DocumentDeletedEvent) {
            XWikiDocument document = ((XWikiDocument) source).getOriginalDocument();
            // We must pass the document reference with the REAL locale because when the indexer is going to delete
            // the document from the Solr index (later, on a different thread) the real locale won't be accessible
            // anymore since the XWiki document has been already deleted from the database. The real locale (taken
            // from the XWiki document) is used to compute the id of the Solr document when the document reference
            // locale is ROOT (i.e. for default document translations).
            // Otherwise the document won't be deleted from the Solr index (because the computed id won't match any
            // document from the Solr index) and we're going to have deleted documents that are still in the Solr
            // index. These documents will be filtered from the search results but not from the facet counts.
            // See XWIKI-10003: Cache problem with Solr facet filter results count
            this.solrIndexer.get().delete(new DocumentReference(document.getDocumentReference(), document.getRealLocale()), false);
        } else if (event instanceof AttachmentUpdatedEvent || event instanceof AttachmentAddedEvent) {
            XWikiDocument document = (XWikiDocument) source;
            String fileName = ((AbstractAttachmentEvent) event).getName();
            XWikiAttachment attachment = document.getAttachment(fileName);
            this.solrIndexer.get().index(attachment.getReference(), false);
        } else if (event instanceof AttachmentDeletedEvent) {
            XWikiDocument document = ((XWikiDocument) source).getOriginalDocument();
            String fileName = ((AbstractAttachmentEvent) event).getName();
            XWikiAttachment attachment = document.getAttachment(fileName);
            this.solrIndexer.get().delete(attachment.getReference(), false);
        } else if (event instanceof XObjectUpdatedEvent || event instanceof XObjectAddedEvent) {
            EntityEvent entityEvent = (EntityEvent) event;
            this.solrIndexer.get().index(entityEvent.getReference(), false);
        } else if (event instanceof XObjectDeletedEvent) {
            EntityEvent entityEvent = (EntityEvent) event;
            this.solrIndexer.get().delete(entityEvent.getReference(), false);
        } else if (event instanceof XObjectPropertyUpdatedEvent || event instanceof XObjectPropertyAddedEvent) {
            EntityEvent entityEvent = (EntityEvent) event;
            this.solrIndexer.get().index(entityEvent.getReference(), false);
        } else if (event instanceof XObjectPropertyDeletedEvent) {
            EntityEvent entityEvent = (EntityEvent) event;
            this.solrIndexer.get().delete(entityEvent.getReference(), false);
        } else if (event instanceof WikiDeletedEvent) {
            String wikiName = (String) source;
            WikiReference wikiReference = new WikiReference(wikiName);
            this.solrIndexer.get().delete(wikiReference, false);
        }
    } catch (Exception e) {
        this.logger.error("Failed to handle event [{}] with source [{}]", event, source, e);
    }
}