1 files changed, 50 insertions, 0 deletions
diff --git a/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/jsonrpc/Callback.java b/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/jsonrpc/Callback.java
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index 00000000..f7ec8b67
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+++ b/framework/src/onos/protocols/ovsdb/rfc/src/main/java/org/onosproject/ovsdb/rfc/jsonrpc/Callback.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2015 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.ovsdb.rfc.jsonrpc;
+
+import java.util.List;
+
+import org.onosproject.ovsdb.rfc.message.UpdateNotification;
+
+/**
+ * The callback function interface will be used when the server send to the
+ * client report changes.
+ */
+public interface Callback {
+    /**
+     * The "update" notification is sent by the server to the client to report
+     * changes in tables that are being monitored following a "*monitor"
+     * request.
+     * @param updateNotification the information of the update
+     */
+    void update(UpdateNotification updateNotification);
+
+    /**
+     * The "locked" notification is provided to notify a client that it has been
+     * granted a lock that it had previously requested with the "lock" method.
+     * @param ids the locked ids
+     */
+    void locked(List<String> ids);
+
+    /**
+     * The "stolen" notification is provided to notify a client, which had
+     * previously obtained a lock, that another client has stolen ownership of
+     * that lock.
+     * @param ids the stolen ids
+     */
+    void stolen(List<String> ids);
+
+}