StringBuilder contentToInject) throws UnableToCompleteException {
// Get additional prefs annotation, where the file for injection is
// specified.
InjectContent injectContent = type.getAnnotation(InjectContent.class);
if (injectContent != null) {
String[] injectionFiles = injectContent.files();
for (String filename : injectionFiles) {
if (!"".equals(filename)) {
contentToInject.append(readFileToInject(logger, type, filename));
}
}