@Override
    protected void addProperty(Map<String, String> configData,
                               Map<String, Map<String, String>> configAttributes,
                               String[] propertyNameTokens, String propertyValue) {
      configData.put(propertyNameTokens[1], propertyValue);
    }
Original blueprint configuration format where configs were a map
of strings.
ambari-server/src/main/java/org/apache/ambari/server/controller/internal/BlueprintResourceProvider.java