diff --git a/of-save/lib/src/main/java/org/projectfloodlight/openflow/protocol/Writeable.java b/of-save/lib/src/main/java/org/projectfloodlight/openflow/protocol/Writeable.java
new file mode 100644
index 0000000..31ae9ab
--- /dev/null
+++ b/of-save/lib/src/main/java/org/projectfloodlight/openflow/protocol/Writeable.java
@@ -0,0 +1,7 @@
+package org.projectfloodlight.openflow.protocol;
+
+import org.jboss.netty.buffer.ChannelBuffer;
+
+public interface Writeable {
+    void writeTo(ChannelBuffer bb);
+}