Added synchronized to singletons

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

diff --git a/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/PortModInputMessageFactory.java b/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/PortModInputMessageFactory.java
index f871df384be0afee2558f7580773a6095e3ead75..5c55e103078678ac70654d5fae1a495271dbcbc9 100644 (file)
--- a/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/PortModInputMessageFactory.java
+++ b/openflow-protocol-impl/src/main/java/org/opendaylight/openflowjava/protocol/impl/serialization/factories/PortModInputMessageFactory.java
@@ -31,7 +31,7 @@ public class PortModInputMessageFactory implements OFSerializer<PortModInput> {
     /**\r
      * @return singleton factory\r
      */\r
-    public static PortModInputMessageFactory getInstance() {\r
+    public static synchronized PortModInputMessageFactory getInstance() {\r
         if (instance == null) {\r
             instance = new PortModInputMessageFactory();\r
         }\r