new BootstrapSingleModuleResource("config.server.MIMEMapping.image.xml"),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/txt", "iconStyle", "icon-file-text")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/doc", "iconStyle", "icon-file-word")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/docx", "iconStyle", "icon-file-word")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/xls", "iconStyle", "icon-file-excel")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/xlsx", "iconStyle", "icon-file-excel")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/ppt", "iconStyle", "icon-file-powerpoint")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/pptx", "iconStyle", "icon-file-powerpoint")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/pdf", "iconStyle", "icon-file-pdf")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/htm", "iconStyle", "icon-file-webpage")),
                        new NodeExistsDelegateTask("", "/server/MIMEMapping/txt",
                                new SetPropertyTask(RepositoryConstants.CONFIG, "/server/MIMEMapping/html", "iconStyle", "icon-file-webpage")))));

        chooseDialogEventBus.addHandler(SelectionChangedEvent.class, event -> {
            // inner availability logic here mirrors the one in UpladAssetActionRenderer (in use for DirectUploadAction)
            Set<Object> itemIds = event.getItemIds();
            if (itemIds == null || itemIds.isEmpty()) {
                return;
            }
            try {
                JcrNodeItemId nodeItemId = (JcrNodeItemId) itemIds.iterator().next();
                javax.jcr.Node node = MgnlContext.getJCRSession(nodeItemId.getWorkspace()).getNodeByIdentifier(nodeItemId.getUuid());
                boolean uploadAllowed = itemIds.size() == 1;
                if (uploadAllowed) {
                    uploadAllowed = NodeUtil.isNodeType(node, NodeTypes.Folder.NAME) || NodeUtil.getAncestors(node).isEmpty();
                    // Upload is allowed only if user has WRITE permission on child path which is intended to create (checking "untitled" as default) under the current path.
                    uploadAllowed &= PermissionUtil.isGranted(node, Permission.WRITE)
                            && PermissionUtil.isGranted(node.getSession(), PathUtil.createPath(node.getPath(), AbstractRepositoryAction.DEFAULT_NEW_ITEM_NAME), Permission.WRITE);
                }