private void installFromPath()

in src/main/java/org/apache/sling/jcr/contentloader/internal/BundleContentLoader.java [373:442]
50 lines of code
11 McCabe index (conditional complexity)

    private void installFromPath(final Bundle bundle, final String path, final PathEntry configuration,
            final Node parent, final List<String> createdNodes, final DefaultContentCreator contentCreator)
            throws RepositoryException, ContentReaderUnavailableException {

        // init content creator
        contentCreator.init(configuration, getContentReaders(), createdNodes, null);

        final Map<String, Node> processedEntries = new HashMap<>();

        Enumeration<String> entries = bundle.getEntryPaths(path);
        if (entries == null) {
            // check for single content
            final URL u = bundle.getEntry(path);
            if (u == null) {
                log.info("install: No initial content entries at {} in bundle {}", path, bundle.getSymbolicName());
                return;
            }
            // we have a single file content -> this should replace the target node fully, i.e. parent is one level above
            handleFile(path, bundle, processedEntries, configuration, parent.getParent(), createdNodes, contentCreator);
            return;
        }

        // potential parent node import/extension
        URL parentNodeDescriptor = importParentNode(bundle, path, parent, contentCreator);
        if (parentNodeDescriptor != null) {
            processedEntries.put(parentNodeDescriptor.toString(), parent);
        }

        while (entries.hasMoreElements()) {
            final String entry = entries.nextElement();
            log.debug("Processing initial content entry {} in bundle {}", entry, bundle.getSymbolicName());
            if (entry.endsWith("/")) {

                // dir, check for node descriptor, else create dir
                final String base = entry.substring(0, entry.length() - 1);

                URL nodeDescriptor = null;
                for (String ext : contentCreator.getContentReaders().keySet()) {
                    nodeDescriptor = bundle.getEntry(base + ext);
                    if (nodeDescriptor != null) {
                        break;
                    }
                }

                // if we have a descriptor, which has not been processed yet,
                // otherwise call createFolder, which creates an nt:folder or
                // returns an existing node (created by a descriptor)
                final String name = getName(base);
                Node node = null;
                if (nodeDescriptor != null) {
                    node = processedEntries.get(nodeDescriptor.toString());
                    if (node == null) {
                        node = createNode(parent, name, nodeDescriptor, contentCreator, configuration);
                        processedEntries.put(nodeDescriptor.toString(), node);
                    }
                } else {
                    node = createFolder(parent, name, configuration.isOverwrite());
                }

                // walk down the line
                if (node != null) {
                    installFromPath(bundle, entry, configuration, node, createdNodes, contentCreator);
                }

            } else {
                // file => create file
                handleFile(entry, bundle, processedEntries, configuration, parent, createdNodes, contentCreator);
            }
        }
    }