add deserializeNullable

jschneider · Oct 13, 2016 · c95921e · c95921e
1 parent b5124ed
commit c95921e
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/jackson/src/main/java/com/cedarsoft/serialization/jackson/AbstractJacksonSerializer.java b/jackson/src/main/java/com/cedarsoft/serialization/jackson/AbstractJacksonSerializer.java
@@ -355,6 +355,17 @@ protected <T> T deserialize( @Nonnull Class<T> type, @Nonnull String propertyNam
     return deserialize( type, formatVersion, deserializeFrom );
   }
 
+  /**
+   * Supports null values
+   */
+  @Nullable
+  public <T> T deserializeNullable(@Nonnull Class<T> type, @Nonnull Version formatVersion, @Nonnull JsonParser deserializeFrom) throws JsonProcessingException, IOException {
+    if (deserializeFrom.getCurrentToken() == JsonToken.VALUE_NULL) {
+      return null;
+    }
+    return super.deserialize(type, formatVersion, deserializeFrom);
+  }
+
   @Nonnull
   @Override
   public <T> JacksonSerializer<? super T> getSerializer( @Nonnull Class<T> type ) {