Refactoring packages from .of. to .openflow.
diff --git a/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleRecvStatus.java b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleRecvStatus.java
new file mode 100644
index 0000000..66bfb78
--- /dev/null
+++ b/openflow/api/src/main/java/org/onlab/onos/openflow/controller/driver/RoleRecvStatus.java
@@ -0,0 +1,37 @@
+package org.onlab.onos.openflow.controller.driver;
+
+/**
+ * When we remove a pending role request we use this enum to indicate how we
+ * arrived at the decision. When we send a role request to the switch, we
+ * also use this enum to indicate what we expect back from the switch, so the
+ * role changer can match the reply to our expectation.
+ */
+public enum RoleRecvStatus {
+ /** The switch returned an error indicating that roles are not.
+ * supported*/
+ UNSUPPORTED,
+ /** The request timed out. */
+ NO_REPLY,
+ /** The reply was old, there is a newer request pending. */
+ OLD_REPLY,
+ /**
+ * The reply's role matched the role that this controller set in the
+ * request message - invoked either initially at startup or to reassert
+ * current role.
+ */
+ MATCHED_CURRENT_ROLE,
+ /**
+ * The reply's role matched the role that this controller set in the
+ * request message - this is the result of a callback from the
+ * global registry, followed by a role request sent to the switch.
+ */
+ MATCHED_SET_ROLE,
+ /**
+ * The reply's role was a response to the query made by this controller.
+ */
+ REPLY_QUERY,
+ /** We received a role reply message from the switch
+ * but the expectation was unclear, or there was no expectation.
+ */
+ OTHER_EXPECTATION,
+}