}

        for (final Map.Entry<String, PDComplexFileSpecification> ent : embeddedFileNames.entrySet()) {
            final PDComplexFileSpecification spec = ent.getValue();
            if (spec != null) {
                final PDEmbeddedFile embeddedFile = getEmbeddedFile(spec);
                extractFile(ent.getKey(), embeddedFile, writer);
            }
        }
    }

    /**

    protected String defaultEncoding;

    /** Number of bytes to read from input stream to determine character set encoding.
     * If you want to follow a html spec, use 512. */
    protected int preloadSizeForCharset = 2048;

    /**
     * Pattern for invalid URLs.
     */
    protected Pattern invalidUrlPattern = Pattern.compile("^\\s*javascript:|" //