public String formatSOAPAction(MessageContext messageContext,
    OMOutputFormat format,
    String soapAction) 
{
        return null;
}

 public byte[] getBytes(MessageContext messageContext,
    OMOutputFormat format) throws AxisFault 
{
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        writeTo(messageContext, format, baos, true);
        return baos.toByteArray();
}

 public String getContentType(MessageContext messageContext,
    OMOutputFormat format,
    String soapAction) 
{
        DataHandler dh = getDataHandler(messageContext);
        if (dh != null) {
            return dh.getContentType();
        } else {
            return null;
        }
}

 public DataSource getDataSource(MessageContext messageContext,
    OMOutputFormat format,
    String soapAction) throws AxisFault 
{
        return getDataHandler(messageContext).getDataSource();
}

 public URL getTargetAddress(MessageContext messageContext,
    OMOutputFormat format,
    URL targetURL) throws AxisFault 
{
        return URLTemplatingUtil.getTemplatedURL(targetURL, messageContext, false);
}

 public  void writeTo(MessageContext messageContext,
    OMOutputFormat format,
    OutputStream outputStream,
    boolean preserve) throws AxisFault 
{
        DataHandler dh = getDataHandler(messageContext);
        if (dh != null) {
            try {
                ((DataHandler)dh).writeTo(outputStream);
            } catch (IOException e) {
                throw new AxisFault("Error serializing binary content of element : " +
                                BaseConstants.DEFAULT_BINARY_WRAPPER, e);
            }
        }
}