private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.cloud.telcoautomation.v1alpha1.File,
            com.google.cloud.telcoautomation.v1alpha1.File.Builder,
            com.google.cloud.telcoautomation.v1alpha1.FileOrBuilder>
        getFilesFieldBuilder() {
      if (filesBuilder_ == null) {
        filesBuilder_ =
            new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.cloud.telcoautomation.v1alpha1.File,
                com.google.cloud.telcoautomation.v1alpha1.File.Builder,
                com.google.cloud.telcoautomation.v1alpha1.FileOrBuilder>(
                files_, ((bitField0_ & 0x00000080) != 0), getParentForChildren(), isClean());
        files_ = null;
      }
      return filesBuilder_;
    }
<pre>
Optional. Files present in a blueprint.
When invoking UpdateBlueprint API, only the modified files should be
included in this. Files that are not included in the update of a blueprint
will not be changed.
</pre>

<code>
repeated .google.cloud.telcoautomation.v1alpha1.File files = 9 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-telcoautomation/proto-google-cloud-telcoautomation-v1alpha1/src/main/java/com/google/cloud/telcoautomation/v1alpha1/Blueprint.java