Adding first fallback provider for flow rule subsystem.
Fixing onos-check-apps.
Change-Id: Ic8c2bac4403bb7a49813826262706e857932b6c0
diff --git a/core/api/src/main/java/org/onosproject/net/flow/FlowRuleProgrammable.java b/core/api/src/main/java/org/onosproject/net/flow/FlowRuleProgrammable.java
new file mode 100644
index 0000000..6a94597
--- /dev/null
+++ b/core/api/src/main/java/org/onosproject/net/flow/FlowRuleProgrammable.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2014-2016 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.net.driver.HandlerBehaviour;
+
+import java.util.Collection;
+
+/**
+ * Flow rule programmable device behaviour.
+ */
+public interface FlowRuleProgrammable extends HandlerBehaviour {
+
+ /**
+ * Retrieves the collection of flow rule entries currently installed on the device.
+ *
+ * @return collection of flow rules
+ */
+ Collection<FlowEntry> getFlowEntries();
+
+ /**
+ * Applies the specified collection of flow rules to the device.
+ *
+ * @param rules flow rules to be added
+ * @return collection of flow rules that were added successfully
+ */
+ Collection<FlowRule> applyFlowRules(Collection<FlowRule> rules);
+
+ /**
+ * Removes the specified collection of flow rules from the device.
+ *
+ * @param rules flow rules to be removed
+ * @return collection of flow rules that were removed successfully
+ */
+ Collection<FlowRule> removeFlowRules(Collection<FlowRule> rules);
+
+}