public void setFeature(String name, boolean value) {
        if ("http://xmlpull.org/v1/doc/features.html#indent-output"
                .equals(name)) {
            indent[depth] = value;
        } else {
            throw new RuntimeException("Unsupported Feature");
        }
    }
size (in characters) for the write buffer
main/thirdparty/cgeo/org/kxml2/io/KXmlSerializer.java