}
                    if (isMultiReleaseJar == null && JarUtil.isManifestName(entryName)) {
                        isMultiReleaseJar = JarUtil.isMultiReleaseJarManifest(JarUtil.readManifest(entry.getContent()));
                    }
                }
            } catch (FileException e) {
                // Ignore malformed archive, let the transformation handle it.
            } catch (IOException e) {

    }

    @Override
    protected void processManifest(ClasspathBuilder.EntryBuilder builder, ClasspathEntryVisitor.Entry manifestEntry) throws IOException {
        try {
            Manifest parsedManifest = JarUtil.readManifest(manifestEntry.getContent());
            if (!JarUtil.isMultiReleaseJarManifest(parsedManifest)) {
                // If the original JAR is not multi-release, we don't need the manifest in the transformed JAR at all.

     * Parses Manifest from a byte array.
     * @param content the bytes of the manifest
     * @return the Manifest
     * @throws IOException if the manifest cannot be parsed
     */
    public static Manifest readManifest(byte[] content) throws IOException {
        return new Manifest(new ByteArrayInputStream(content));
    }

    /**
     * Checks if the manifest declares JAR to be multi-release.
     *