Merge: Fix for Android

[nit.git] / lib / serialization / caching.nit

diff --git a/lib/serialization/caching.nit b/lib/serialization/caching.nit
index 9be71f5..186c96c 100644 (file)
--- a/lib/serialization/caching.nit
+++ b/lib/serialization/caching.nit
@@ -24,6 +24,21 @@ abstract class CachingSerializer
 
        # Cache of known objects
        var cache = new SerializerCache is lazy, writable
+
+       # Link the cache of `self` with `deserializer`
+       #
+       # This allows reference objects by id when they are known by the other side
+       # of the stream.
+       #
+       # Use `cache` if it is a `DuplexCache`, otherwise create a new one.
+       fun link(deserializer: CachingDeserializer)
+       do
+               var mem = self.cache
+               if not mem isa DuplexCache then mem = new DuplexCache
+
+               self.cache = mem
+               deserializer.cache = mem
+       end
 end
 
 # A `Deserializer` with a `cache`