1 files changed, 78 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/FlowRuleEvent.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/FlowRuleEvent.java
new file mode 100644
index 00000000..41ef1c8a
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/flow/FlowRuleEvent.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2014 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.onosproject.net.flow;
+
+import org.onosproject.event.AbstractEvent;
+
+/**
+ * Describes flow rule event.
+ */
+public class FlowRuleEvent extends AbstractEvent<FlowRuleEvent.Type, FlowRule> {
+
+    /**
+     * Type of flow rule events.
+     */
+    public enum Type {
+        /**
+         * Signifies that a new flow rule has been detected.
+         */
+        RULE_ADDED,
+
+        /**
+         * Signifies that a flow rule has been removed.
+         */
+        RULE_REMOVED,
+
+        /**
+         * Signifies that a rule has been updated.
+         */
+        RULE_UPDATED,
+
+        // internal event between Manager <-> Store
+
+        /*
+         * Signifies that a request to add flow rule has been added to the store.
+         */
+        RULE_ADD_REQUESTED,
+        /*
+         * Signifies that a request to remove flow rule has been added to the store.
+         */
+        RULE_REMOVE_REQUESTED,
+    }
+
+    /**
+     * Creates an event of a given type and for the specified flow rule and the
+     * current time.
+     *
+     * @param type     flow rule event type
+     * @param flowRule event flow rule subject
+     */
+    public FlowRuleEvent(Type type, FlowRule flowRule) {
+        super(type, flowRule);
+    }
+
+    /**
+     * Creates an event of a given type and for the specified flow rule and time.
+     *
+     * @param type     flow rule event type
+     * @param flowRule event flow rule subject
+     * @param time     occurrence time
+     */
+    public FlowRuleEvent(Type type, FlowRule flowRule, long time) {
+        super(type, flowRule, time);
+    }
+
+}