Added copy method to CollectionsSingletonListSerializer and made not …

…immutable
magro · Jan 29, 2018 · 8615c08 · 8615c08
1 parent 6e263ba
commit 8615c08
Showing 1 changed file with 10 additions and 5 deletions.
diff --git a/src/main/java/de/javakaffee/kryoserializers/CollectionsSingletonListSerializer.java b/src/main/java/de/javakaffee/kryoserializers/CollectionsSingletonListSerializer.java
@@ -16,14 +16,14 @@
  */
 package de.javakaffee.kryoserializers;
 
-import java.util.Collections;
-import java.util.List;
-
 import com.esotericsoftware.kryo.Kryo;
 import com.esotericsoftware.kryo.Serializer;
 import com.esotericsoftware.kryo.io.Input;
 import com.esotericsoftware.kryo.io.Output;
 
+import java.util.Collections;
+import java.util.List;
+
 /**
  * A kryo {@link Serializer} for {@link List}s created via {@link Collections#singletonList(Object)}.
  * <p>
@@ -36,7 +36,6 @@
 public class CollectionsSingletonListSerializer extends Serializer<List<?>> {
 
     public CollectionsSingletonListSerializer() {
-        setImmutable(true);
     }
 
     @Override
@@ -50,5 +49,11 @@ public void write(final Kryo kryo, final Output output, final List<?> list) {
         kryo.writeClassAndObject(output, list.get( 0 ));
     }
 
-
+    @Override
+    public List<?> copy(Kryo kryo, List<?> original) {
+        Object singleton = original.get(0);
+        kryo.reference(singleton);
+        Object newSingleton = kryo.copy(singleton);
+        return Collections.singletonList(newSingleton);
+    }
 }