Refactored IntentPartitionService as WorkPartitionService

Change-Id: Ic5cf1978b7fce55b34f84eae9b03c8f9ddcfb9c1
diff --git a/core/api/src/main/java/org/onosproject/net/intent/WorkPartitionEvent.java b/core/api/src/main/java/org/onosproject/net/intent/WorkPartitionEvent.java
new file mode 100644
index 0000000..7e6571c
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/net/intent/WorkPartitionEvent.java
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2016-present 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.intent;
+
+import com.google.common.annotations.Beta;
+import org.onosproject.event.AbstractEvent;
+
+/**
+ * Partition event.
+ */
+//TODO change String into a proper object type
+@Beta
+public class WorkPartitionEvent extends AbstractEvent<WorkPartitionEvent.Type, String> {
+
+    public enum Type {
+        LEADER_CHANGED
+    }
+
+    public WorkPartitionEvent(Type type, String partition) {
+        super(type, partition);
+    }
+}