diff --git a/src/main/java/net/onrc/onos/api/flowmanager/FlowBatchState.java b/src/main/java/net/onrc/onos/api/flowmanager/FlowBatchState.java
new file mode 100644
index 0000000..fd62a97
--- /dev/null
+++ b/src/main/java/net/onrc/onos/api/flowmanager/FlowBatchState.java
@@ -0,0 +1,27 @@
+package net.onrc.onos.api.flowmanager;
+
+/**
+ * Represents the state of {@link FlowBatchOperation}.
+ */
+public enum FlowBatchState {
+    /**
+     * The operation has been submitted, but the FlowManager is not executing
+     * yet.
+     */
+    SUBMITTED,
+
+    /**
+     * The FlowManager is executing the operation, but not completed yet.
+     */
+    EXECUTING,
+
+    /**
+     * The operation has been executed successfully.
+     */
+    COMPLETED,
+
+    /**
+     * The operation has been failed to be submitted or executed.
+     */
+    FAILED,
+}