1 files changed, 47 insertions, 0 deletions
diff --git a/framework/src/onos/core/api/src/main/java/org/onosproject/net/group/GroupProviderService.java b/framework/src/onos/core/api/src/main/java/org/onosproject/net/group/GroupProviderService.java
new file mode 100644
index 00000000..076de498
--- /dev/null
+++ b/framework/src/onos/core/api/src/main/java/org/onosproject/net/group/GroupProviderService.java
@@ -0,0 +1,47 @@
+/*
+ * 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.net.group;
+
+import java.util.Collection;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.provider.ProviderService;
+
+/**
+ * Service through which Group providers can inject information into
+ * the core.
+ */
+public interface GroupProviderService extends ProviderService<GroupProvider> {
+
+    /**
+     * Notifies core if any failure from data plane during group operations.
+     *
+     * @param deviceId the device ID
+     * @param operation offended group operation
+     */
+    void groupOperationFailed(DeviceId deviceId, GroupOperation operation);
+
+    /**
+     * Pushes the collection of group detected in the data plane along
+     * with statistics.
+     *
+     * @param deviceId device identifier
+     * @param groupEntries collection of group entries as seen in data plane
+     */
+    void pushGroupMetrics(DeviceId deviceId,
+                       Collection<Group> groupEntries);
+
+}