private void processExtensionRanges(DescriptorProtos.DescriptorProto descriptor, MessageBuilder builder) {
        for (DescriptorProtos.DescriptorProto.ExtensionRange range : descriptor.getExtensionRangeList()) {
            List<Object> values = new ArrayList<>();
            values.add(new IntRange(range.getStart(), range.getEnd() - 1));
            builder.addExtension(new ExtensionsElement(DEFAULT_LOCATION, "", values));
        }
    }
Converter implementation for FileDescriptor to Wire Schema elements.
core/src/main/java/kafka/automq/table/deserializer/proto/parse/converter/FileDescriptorConverter.java