subprojects/parseq-lambda-names/src/main/java/com/linkedin/parseq/lambda/Util.java
static String extractSimpleName(String fqcn, String separator) {
    if (fqcn.contains(separator)) {
      return fqcn.substring(fqcn.lastIndexOf(separator) + 1, fqcn.length());
    } else {
      return fqcn;
    }
  }
static String extractSimpleName(String fqcn, String separator) {
    if (fqcn.contains(separator)) {
      return fqcn.substring(fqcn.lastIndexOf(separator) + 1, fqcn.length());
    } else {
      return fqcn;
    }
  }
/* package private