class SplitIndex {

    @Override
    public String toString() {
        return new StringBuffer()
            .append("(")
            .append(Splitter.class.getName())
            .append(": index=")
            .append(index)
            .append(", last=")
            .append(last)
            .append(")").toString();
    }

    private  SplitIndex(int index, boolean last);

}