@Override
    public List<Map<String, String>> taskConfigs(int maxTasks) {
        ArrayList<Map<String, String>> configs = new ArrayList<>();
        for (int i = 0; i < maxTasks; i++) {
            configs.add(props);
        }
        return configs;
    }
Very simple sink connector that works with stdout or a file.
connect/file/src/main/java/org/apache/kafka/connect/file/FileStreamSinkConnector.java