Added synchronized to singletons

[openflowjava.git] / openflow-protocol-impl / src / main / java / org / opendaylight / openflowjava / protocol / impl / serialization / factories / RoleRequestInputMessageFactory.java

diff --git a/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/RoleRequestInputMessageFactory.java b/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/RoleRequestInputMessageFactory.java
index 95d3ac9f8dc143e1dcee071c9856c707957dfd55..6a4d43f800668e93d222e6eb312a60fd319b239f 100644 (file)
--- a/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/RoleRequestInputMessageFactory.java
+++ b/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/RoleRequestInputMessageFactory.java
@@ -26,7 +26,7 @@ public class RoleRequestInputMessageFactory implements OFSerializer<RoleRequestI
     /**\r
      * @return singleton factory\r
      */\r
-    public static RoleRequestInputMessageFactory getInstance() {\r
+    public static synchronized RoleRequestInputMessageFactory getInstance() {\r
         if (instance == null) {\r
             instance = new RoleRequestInputMessageFactory();\r
         }\r