@JsonProperty(CONFIGURATIONS)
  @ApiModelProperty(name = CONFIGURATIONS)
  public Collection<Map<String, Map<String, ?>>> getConfigurationContents() {
    return ConfigurableHelper.convertConfigToMap(configuration);
  }
Data object representing an add service request.
ambari-server/src/main/java/org/apache/ambari/server/topology/addservice/AddServiceRequest.java