lib/serialization: let refinements and subclasses access caches

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/lib/serialization/caching.nit b/lib/serialization/caching.nit
index 4541428..3554d22 100644 (file)
--- a/lib/serialization/caching.nit
+++ b/lib/serialization/caching.nit
@@ -55,7 +55,7 @@ end
 # then using a reference.
 class SerializerCache
        # Map of already serialized objects to the reference id
-       private var sent: Map[Serializable, Int] = new StrictHashMap[Serializable, Int]
+       protected var sent: Map[Serializable, Int] = new StrictHashMap[Serializable, Int]
 
        # Is `object` known?
        fun has_object(object: Serializable): Bool do return sent.keys.has(object)
@@ -88,7 +88,7 @@ end
 # Used by `Deserializer` to find already deserialized objects by their reference.
 class DeserializerCache
        # Map of references to already deserialized objects.
-       private var received: Map[Int, Object] = new StrictHashMap[Int, Object]
+       protected var received: Map[Int, Object] = new StrictHashMap[Int, Object]
 
        # Is there an object associated to `id`?
        fun has_id(id: Int): Bool do return received.keys.has(id)