private ContentChannel postDocuments(HttpRequest request, DocumentPath path, ResponseHandler handler) {
        disallow(request, DRY_RUN);
        enqueueAndDispatch(request, handler, () -> {
            StorageCluster destination = resolveCluster(Optional.of(requireProperty(request, DESTINATION_CLUSTER)), clusters);
            VisitorParameters parameters = parseParameters(request, path);
            parameters.setRemoteDataHandler("[Content:cluster=" + destination.name() + "]"); // Bypass indexing.
            parameters.setFieldSet(DocumentOnly.NAME);
            return () -> {
                visitWithRemote(request, parameters, handler);
                return true; // VisitorSession has its own throttle handling.
            };
        });
        return ignoredContent;
    }
Defines all paths/methods handled by this handler.
vespaclient-container-plugin/src/main/java/com/yahoo/document/restapi/resource/DocumentV1ApiHandler.java