in src/main/java/org/apache/sling/superimposing/impl/SuperimposingResourceProviderImpl.java [172:182]
static String mapPathWithoutOverlay(SuperimposingResourceProviderImpl provider, ResourceResolver resolver, String path) {
final String mappedPath;
if (StringUtils.equals(path, provider.rootPath)) {
mappedPath = provider.sourcePath;
} else if (StringUtils.startsWith(path, provider.rootPrefix)) {
mappedPath = StringUtils.replaceOnce(path, provider.rootPrefix, provider.sourcePathPrefix);
} else {
mappedPath = null;
}
return mappedPath;
}