BGP Route policy distribution and flow spec

Change-Id: I8903efd225a24db6ccc85a4a3148a4dd6076e042
diff --git a/drivers/default/BUCK b/drivers/default/BUCK
index f132524..cc06a12 100644
--- a/drivers/default/BUCK
+++ b/drivers/default/BUCK
@@ -4,6 +4,7 @@
     '//drivers/utilities:onos-drivers-utilities',
     '//protocols/openflow/api:onos-protocols-openflow-api',
     '//core/store/serializers:onos-core-serializers',
+    '//apps/bgpflowspec/flowapi:onos-apps-bgpflowspec-flowapi',
 ]
 
 TEST_DEPS = [
@@ -28,5 +29,6 @@
         ':onos-drivers-default',
         '//lib:openflowj',
         '//protocols/openflow/api:onos-protocols-openflow-api',
+        '//apps/bgpflowspec/flowapi:onos-apps-bgpflowspec-flowapi',
     ]
 )
diff --git a/drivers/default/pom.xml b/drivers/default/pom.xml
index 73afd90..faed715 100644
--- a/drivers/default/pom.xml
+++ b/drivers/default/pom.xml
@@ -44,6 +44,11 @@
         </dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
+            <artifactId>onos-app-bgp-flowapi</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.onosproject</groupId>
             <artifactId>openflowj</artifactId>
         </dependency>
     </dependencies>
diff --git a/drivers/default/src/main/java/org/onosproject/driver/extensions/ExtMatchExtension.java b/drivers/default/src/main/java/org/onosproject/driver/extensions/ExtMatchExtension.java
new file mode 100755
index 0000000..79aa947
--- /dev/null
+++ b/drivers/default/src/main/java/org/onosproject/driver/extensions/ExtMatchExtension.java
@@ -0,0 +1,90 @@
+/*
+ * 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 org.onlab.util.KryoNamespace;
+import org.onosproject.flowapi.ExtFlowContainer;
+import org.onosproject.net.flow.AbstractExtension;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+import java.util.Objects;
+
+import static com.google.common.base.MoreObjects.toStringHelper;
+
+/**
+ * Implementation of extension selector for multi value.
+ */
+public final class ExtMatchExtension extends AbstractExtension implements ExtensionSelector  {
+    private ExtFlowContainer container;
+
+    private final KryoNamespace appKryo = new KryoNamespace.Builder().register(ExtMatchExtension.class).build();
+
+    /**
+     * Creates an object of ExtMatchExtension.
+     */
+    public ExtMatchExtension() {
+        this.container = null;
+    }
+
+    /**
+     * Returns the container.
+     *
+     * @return the container to match
+     */
+    public ExtFlowContainer container() {
+        return container;
+    }
+
+    @Override
+    public ExtensionSelectorType type() {
+        return ExtensionSelectorType.ExtensionSelectorTypes.EXT_MATCH_FLOW_TYPE.type();
+    }
+
+    @Override
+    public byte[] serialize() {
+        return appKryo.serialize(container);
+    }
+
+    @Override
+    public void deserialize(byte[] data) {
+        container = ExtFlowContainer.of(appKryo.deserialize(data));
+    }
+
+    @Override
+    public String toString() {
+        return toStringHelper(type().toString())
+                .add("container", container)
+                .toString();
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(type(), container);
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj) {
+            return true;
+        }
+        if (obj instanceof ExtMatchExtension) {
+            ExtMatchExtension that = (ExtMatchExtension) obj;
+            return Objects.equals(container, that.container) &&
+                    Objects.equals(this.type(), that.type());
+        }
+        return false;
+    }
+}
diff --git a/drivers/default/src/main/java/org/onosproject/driver/extensions/MultiExtensionSelectorInterpreter.java b/drivers/default/src/main/java/org/onosproject/driver/extensions/MultiExtensionSelectorInterpreter.java
new file mode 100755
index 0000000..0b8876e
--- /dev/null
+++ b/drivers/default/src/main/java/org/onosproject/driver/extensions/MultiExtensionSelectorInterpreter.java
@@ -0,0 +1,37 @@
+/*
+ * 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 org.onosproject.net.behaviour.ExtensionSelectorResolver;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.net.flow.criteria.ExtensionSelector;
+import org.onosproject.net.flow.criteria.ExtensionSelectorType;
+
+/**
+ * Interpreter for bgp selector extensions.
+ */
+public class MultiExtensionSelectorInterpreter
+        extends AbstractHandlerBehaviour
+        implements ExtensionSelectorResolver {
+
+    @Override
+    public ExtensionSelector getExtensionSelector(ExtensionSelectorType type) {
+        if (type.equals(ExtensionSelectorType.ExtensionSelectorTypes.EXT_MATCH_FLOW_TYPE.type())) {
+            return new ExtMatchExtension();
+        }
+        return null;
+    }
+}
diff --git a/drivers/default/src/main/resources/onos-drivers.xml b/drivers/default/src/main/resources/onos-drivers.xml
index e2381b2..6d68e32 100644
--- a/drivers/default/src/main/resources/onos-drivers.xml
+++ b/drivers/default/src/main/resources/onos-drivers.xml
@@ -141,6 +141,11 @@
         <behaviour api="org.onosproject.net.behaviour.Pipeliner"
                    impl="org.onosproject.driver.pipeline.OpenVSwitchPipeline"/>
     </driver>
+    <driver name="l3Device" extends="default"
+            manufacturer="" hwVersion="" swVersion="">
+        <behaviour api="org.onosproject.net.behaviour.ExtensionSelectorResolver"
+                   impl="org.onosproject.driver.extensions.MultiExtensionSelectorInterpreter" />
+    </driver>
     <driver name="aos" extends="ofdpa"
             manufacturer="Accton" hwVersion=".*" swVersion="1.*">
     </driver>