1 files changed, 35 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/mastership/MastershipTermService.java b/framework/src/onos/core/api/src/main/java/org/onosproject/mastership/MastershipTermService.java
new file mode 100644
index 00000000..1725ee03
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/mastership/MastershipTermService.java
@@ -0,0 +1,35 @@
+/*
+ * 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.mastership;
+
+import org.onosproject.net.DeviceId;
+
+// TODO give me a better name
+/**
+ * Service to obtain mastership term information.
+ */
+public interface MastershipTermService {
+
+    // TBD: manage/increment per device mastership change
+    //      or increment on any change
+    /**
+     * Returns the term number of mastership change occurred for given device.
+     *
+     * @param deviceId the identifier of the device
+     * @return current master's term.
+     */
+    MastershipTerm getMastershipTerm(DeviceId deviceId);
+}