Unit tests for flow objective manager

Change-Id: I2f4e3084493174fcff7d64d2da1806b7b811b41f
diff --git a/core/api/src/test/java/org/onosproject/net/behaviour/PipelinerAdapter.java b/core/api/src/test/java/org/onosproject/net/behaviour/PipelinerAdapter.java
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+++ b/core/api/src/test/java/org/onosproject/net/behaviour/PipelinerAdapter.java
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+/*
+ * Copyright 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.behaviour;
+
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.driver.DriverData;
+import org.onosproject.net.driver.DriverHandler;
+import org.onosproject.net.flowobjective.FilteringObjective;
+import org.onosproject.net.flowobjective.ForwardingObjective;
+import org.onosproject.net.flowobjective.NextObjective;
+
+/**
+ * Testing adapter for pipeliner class.
+ */
+public class PipelinerAdapter implements Pipeliner {
+    @Override
+    public void init(DeviceId deviceId, PipelinerContext context) {
+
+    }
+
+    @Override
+    public void filter(FilteringObjective filterObjective) {
+
+    }
+
+    @Override
+    public void forward(ForwardingObjective forwardObjective) {
+
+    }
+
+    @Override
+    public void next(NextObjective nextObjective) {
+
+    }
+
+    @Override
+    public DriverHandler handler() {
+        return null;
+    }
+
+    @Override
+    public void setHandler(DriverHandler handler) {
+
+    }
+
+    @Override
+    public DriverData data() {
+        return null;
+    }
+
+    @Override
+    public void setData(DriverData data) {
+
+    }
+}