public static void appendChildren(final NodeList children, final StringBuilder buf) {
        assertArgumentNotNull("children", children);
        assertArgumentNotNull("buf", buf);

        final int length = children.getLength();
        for (int i = 0; i < length; ++i) {
            appendNode(children.item(i), buf);
        }
    }

    /**
     * {@link NamedNodeMap}の文字列表現を追加します。
     *
     * @param attrs

     */
    @Override
    public int encode ( byte[] dst, int dstIndex ) {
        int len = super.encode(dst, dstIndex);
        int exp = size();
        int actual = getLength();
        if ( exp != actual ) {
            throw new IllegalStateException(String.format("Wrong size calculation have %d expect %d", exp, actual));
        }
        return len;
    }


    /**

            public void visitType(String name) {
                linkElement.appendChild(addType(name, listener));
            }
        });

        linkElement.normalize();
        if (linkElement.getChildNodes().getLength() == 1 && linkElement.getFirstChild() instanceof Element) {
            return linkElement.getFirstChild();
        }
        return linkElement;
    }

                    final Document doc = builder.parse(is);
                    final NodeList nodeList = doc.getElementsByTagName("component");
                    for (int i = 0; i < nodeList.getLength(); i++) {
                        final Node node = nodeList.item(i);
                        final NamedNodeMap attributes = node.getAttributes();
                        if (attributes != null) {

            //            }

            return !"parent".equals(field.getName());
        }

        private void evaluateArray(Object target) throws ModelInterpolationException {
            int len = Array.getLength(target);
            for (int i = 0; i < len; i++) {
                Object value = Array.get(target, i);
                if (value != null) {
                    if (String.class == value.getClass()) {

                    if ( log.isTraceEnabled() ) {
                        log.trace(response.toString());
                        log.trace(Hexdump.toHexString(this.rcv_buf, 0, this.in.getLength()));
                    }

                    response.notify();
                }
            }
        }
        catch ( SocketTimeoutException ste ) {
            log.trace("Socket timeout", ste);

    protected void parseTextContent(final Node node, final StringBuilder buf) {
        if (node.hasChildNodes()) {
            final NodeList nodeList = node.getChildNodes();
            for (int i = 0; i < nodeList.getLength(); i++) {
                final Node childNode = nodeList.item(i);
                parseTextContent(childNode, buf);
            }
        } else if (node.getNodeType() == Node.TEXT_NODE) {

     * @param tot
     * @return
     * @throws IOException
     */
    private int sendFragments ( DcerpcMessage msg, byte[] out, NdrBuffer buf ) throws IOException {
        int off = 0;
        int tot = buf.getLength() - 24;
        while ( off < tot ) {
            int fragSize = tot - off;
            if ( ( 24 + fragSize ) > this.max_xmit ) {
                // need fragementation
                msg.flags &= ~DCERPC_LAST_FRAG;

        return ((Map<?, ?>) value).isEmpty();
      } else if (value instanceof Optional) {
        return !((Optional) value).isPresent();
      } else if (value.getClass().isArray()) {
        return Array.getLength(value) == 0;
      }
      return false;
    }

    /**
     * Returns a string in the format specified by {@link MoreObjects#toStringHelper(Object)}.
     *

                            return parent.getNamespaceURI();
                        }
                        final NamedNodeMap nnm = parent.getAttributes();

                        for (int i = 0; i < nnm.getLength(); i++) {
                            final Node attr = nnm.item(i);
                            final String aname = attr.getNodeName();
                            final boolean isPrefix = aname.startsWith("xmlns:");