[CORD-545] Adds OVID support in ONOS core

Change-Id: Ib0c195825e86c245e626a11b0eac5d7003b561b0
diff --git a/drivers/default/src/main/java/org/onosproject/driver/extensions/Ofdpa3MatchOvid.java b/drivers/default/src/main/java/org/onosproject/driver/extensions/Ofdpa3MatchOvid.java
new file mode 100644
index 0000000..168eed5
--- /dev/null
+++ b/drivers/default/src/main/java/org/onosproject/driver/extensions/Ofdpa3MatchOvid.java
@@ -0,0 +1,82 @@
+/*
+ * Copyright 2016-present 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.driver.extensions;
+
+import com.google.common.base.MoreObjects;
+import org.onlab.packet.VlanId;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+
+import java.util.Objects;
+
+/**
+ * OFDPA OVID extension match. OVID is a meta-data of the OFDPA
+ * pipeline, but basically it is a VLAN ID.
+ */
+public class Ofdpa3MatchOvid extends OfdpaMatchVlanVid {
+
+    /**
+     * Constructs a new match OVID instruction.
+     */
+    protected Ofdpa3MatchOvid() {
+        super();
+    }
+
+    /**
+     * Constructs a new match OVID instruction with a given VLAN ID.
+     *
+     * @param vlanId VLAN ID
+     */
+    public Ofdpa3MatchOvid(VlanId vlanId) {
+        super(vlanId);
+    }
+
+    /**
+     * Returns the treatment type.
+     *
+     * @return the match OVID extension type
+     */
+    @Override
+    public ExtensionSelectorType type() {
+        return ExtensionSelectorType.ExtensionSelectorTypes.OFDPA_MATCH_OVID.type();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(this.vlanId());
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof Ofdpa3MatchOvid) {
+            Ofdpa3MatchOvid that = (Ofdpa3MatchOvid) obj;
+            return Objects.equals(this.vlanId(), that.vlanId());
+
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return MoreObjects.toStringHelper(getClass())
+                .add("oVid", this.vlanId())
+                .toString();
+    }
+
+}