public StringClauses prepend(Enum key, String clause) {
        return prepend(key.name(), clause);
    }
public StringClauses prepend(Enum key, String clause) {
        return prepend(key.name(), clause);
    }
public StringClauses prepend ( Enum key , String clause ) { return prepend ( key . name ( ) , clause ) ; }
Convenience method for {@link #prepend(String, String)} when using enums
Convenience method for {