urlyy commented on code in PR #2815:
URL: https://github.com/apache/fory/pull/2815#discussion_r2454498912
##########
rust/fory-core/src/resolver/type_resolver.rs:
##########
@@ -816,4 +875,51 @@ impl TypeResolver {
pub(crate) fn set_compatible(&mut self, compatible: bool) {
self.compatible = compatible;
}
+
+ pub fn get_actual_type_id<T: 'static + Serializer + ForyDefault>(&self) ->
Result<u32, Error> {
+ let rs_type_id = std::any::TypeId::of::<T>();
+ if let Some(type_id) = self.actual_type_id_map.get(&rs_type_id) {
+ Ok(*type_id)
+ } else {
+ T::fory_get_type_id(self)
+ }
+ }
+
+ pub fn build(&self) -> Self {
+ Self {
+ type_info_map_by_id: self.type_info_map_by_id.clone(),
+ type_info_map: self.type_info_map.clone(),
+ type_info_map_by_name: self.type_info_map_by_name.clone(),
+ type_info_map_by_ms_name: self.type_info_map_by_ms_name.clone(),
+ type_id_index: self.type_id_index.clone(),
+ compatible: self.compatible,
+ actual_type_id_map: Default::default(),
+ registry: Default::default(),
+ once: Once::new(),
+ finalize_result: Default::default(),
+ }
+ }
+
+ pub(crate) fn finalize_registration(&mut self) -> Result<(), Error> {
Review Comment:
Fory::serialize里做了get_or_init，里面不能返回Err，所以拆成两部分，build()的clone操作放在get_or_init里面防止多次调用，finalize_registration是返回Result，通过once保证只调用一次写。
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