private Reader getFilteredReader(File path, MavenProject project, MavenSession session) throws FileNotFoundException, MavenFilteringException {
        MavenReaderFilterRequest request =
            new MavenReaderFilterRequest(
                new FileReader(path),
                true,
                project,
                Collections.<String>emptyList(),
                false,
                session,
                null);
        //request.setEscapeString("$");
        return readerFilter.filter(request);
    }
Docker Compose handler for allowing a docker-compose file to be used
to specify the docker images.
src/main/java/io/fabric8/maven/docker/config/handler/compose/DockerComposeConfigHandler.java