wffweb/src/main/java/com/webfirmframework/wffweb/tag/html/DocType.java
@Override
    public int toOutputStream(final OutputStream os) throws IOException {
        int docTypeTagLength = 0;
        if (prependDocType) {
            final byte[] docTypeTagBytes = (docTypeTag + "\n")
                    .getBytes(getCharset());
            os.write(docTypeTagBytes);
            docTypeTagLength = docTypeTagBytes.length;
        }
        return docTypeTagLength + super.toOutputStream(os);
    }
@Override
    public int toOutputStream(final OutputStream os) throws IOException {
        int docTypeTagLength = 0;
        if (prependDocType) {
            final byte[] docTypeTagBytes = (docTypeTag + "\n")
                    .getBytes(getCharset());
            os.write(docTypeTagBytes);
            docTypeTagLength = docTypeTagBytes.length;
        }
        return docTypeTagLength + super.toOutputStream(os);
    }
/*
(non-Javadoc)

@see
com.webfirmframework.wffweb.tag.html.AbstractHtml#toOutputStream(java.io.
OutputStream)