Examples with ContextAwareCallback org.apache.jackrabbit.oak.plugins.index.ContextAwareCallback used on opensource projects

Example 1 with ContextAwareCallback

use of org.apache.jackrabbit.oak.plugins.index.ContextAwareCallback in project jackrabbit-oak by apache.

the class LuceneIndexEditorProvider method getIndexEditor.

@Override
public Editor getIndexEditor(@Nonnull String type, @Nonnull NodeBuilder definition, @Nonnull NodeState root, @Nonnull IndexUpdateCallback callback) throws CommitFailedException {
    if (TYPE_LUCENE.equals(type)) {
        checkArgument(callback instanceof ContextAwareCallback, "callback instance not of type " + "ContextAwareCallback [%s]", callback);
        IndexingContext indexingContext = ((ContextAwareCallback) callback).getIndexingContext();
        BlobDeletionCallback blobDeletionCallback = activeDeletedBlobCollector.getBlobDeletionCallback();
        indexingContext.registerIndexCommitCallback(blobDeletionCallback);
        indexWriterFactory = new DefaultIndexWriterFactory(mountInfoProvider, getDirectoryFactory(blobDeletionCallback));
        LuceneIndexWriterFactory writerFactory = indexWriterFactory;
        IndexDefinition indexDefinition = null;
        boolean asyncIndexing = true;
        if (!indexingContext.isAsync() && IndexDefinition.supportsSyncOrNRTIndexing(definition)) {
            //incremental indexing
            if (indexingContext.isReindexing()) {
                return null;
            }
            CommitContext commitContext = getCommitContext(indexingContext);
            if (commitContext == null) {
                //Logically there should not be any commit without commit context. But
                //some initializer code does the commit with out it. So ignore such calls with
                //warning now
                //TODO Revisit use of warn level once all such cases are analyzed
                log.warn("No CommitContext found for commit", new Exception());
                return null;
            }
            //TODO Also check if index has been done once
            writerFactory = new LocalIndexWriterFactory(getDocumentHolder(commitContext), indexingContext.getIndexPath());
            //creating definition instance for each commit as this gets executed for each commit
            if (indexTracker != null) {
                indexDefinition = indexTracker.getIndexDefinition(indexingContext.getIndexPath());
                if (indexDefinition != null && !indexDefinition.hasMatchingNodeTypeReg(root)) {
                    log.debug("Detected change in NodeType registry for index {}. Would not use " + "existing index definition", indexDefinition.getIndexPath());
                    indexDefinition = null;
                }
            }
            //Pass on a read only builder to ensure that nothing gets written
            //at all to NodeStore for local indexing.
            //TODO [hybrid] This would cause issue with Facets as for faceted fields
            //some stuff gets written to NodeBuilder. That logic should be refactored
            //to be moved to LuceneIndexWriter
            definition = new ReadOnlyBuilder(definition.getNodeState());
            asyncIndexing = false;
        }
        LuceneIndexEditorContext context = new LuceneIndexEditorContext(root, definition, indexDefinition, callback, writerFactory, extractedTextCache, augmentorFactory, indexingContext, asyncIndexing);
        return new LuceneIndexEditor(context);
    }
    return null;
}