@Override
    public String getPackageName(DescriptorProtos.FileDescriptorProto source) {
        String aPackage = source.getPackage();
        return aPackage.isEmpty() ? null : aPackage;
    }
Converter implementation for FileDescriptor to Wire Schema elements.
core/src/main/java/kafka/automq/table/deserializer/proto/parse/converter/FileDescriptorConverter.java