Update ProtoBuf 3 & gRPC

- Protocol Buffers: 3.0.0
- gRPC: 1.0.0-pre2

Change-Id: Ic80d3f660d4a0aa37a99d4e6d4dc45e0b70b073b

@@ -36,7 +36,7 @@
         <dependency>
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.0.0-beta-2</version>
+            <version>3.0.0</version>
         </dependency>
         </dependency>
 
 
         <dependency>
         <dependency>

@@ -16,7 +16,8 @@
 
 
 package org.onosproject.kafkaintegration.api;
 package org.onosproject.kafkaintegration.api;
 
 
-import com.google.protobuf.GeneratedMessage;
+import com.google.protobuf.GeneratedMessageV3;
+
 import org.onosproject.kafkaintegration.api.dto.OnosEvent.Type;
 import org.onosproject.kafkaintegration.api.dto.OnosEvent.Type;
 
 
 /**
 /**
@@ -30,5 +31,6 @@ public interface KafkaPublisherService {
      * @param eventType the ONOS eventtype
      * @param eventType the ONOS eventtype
      * @param message generated Protocol buffer message from ONOS event data
      * @param message generated Protocol buffer message from ONOS event data
      */
      */
-    void publish(Type eventType, GeneratedMessage message);
+    // FIXME reconsider message type, something similar to "OnosEvent"?
+    void publish(Type eventType, GeneratedMessageV3 message);
 }
 }

@@ -16,13 +16,14 @@ package org.onosproject.kafkaintegration.api.dto;
 
 
 import org.onosproject.event.AbstractEvent;
 import org.onosproject.event.AbstractEvent;
 
 
-import com.google.protobuf.GeneratedMessage;
+import com.google.protobuf.GeneratedMessageV3;
 
 
 /**
 /**
  * Represents the converted Onos Event data into protobuf format.
  * Represents the converted Onos Event data into protobuf format.
  *
  *
  */
  */
-public class OnosEvent extends AbstractEvent<OnosEvent.Type, GeneratedMessage> {
+// FIXME lack of abstraction in subject type is biting us
+public class OnosEvent extends AbstractEvent<OnosEvent.Type, GeneratedMessageV3> {
 
 
     /**
     /**
      * Creates a new Onos Event.
      * Creates a new Onos Event.
@@ -30,7 +31,7 @@ public class OnosEvent extends AbstractEvent<OnosEvent.Type, GeneratedMessage> {
      * @param type The Type of Onos Event
      * @param type The Type of Onos Event
      * @param subject Protobuf message corresponding to the Onos Event
      * @param subject Protobuf message corresponding to the Onos Event
      */
      */
-    public OnosEvent(Type type, GeneratedMessage subject) {
+    public OnosEvent(Type type, GeneratedMessageV3 subject) {
         super(type, subject);
         super(type, subject);
     }
     }
 
 

@@ -50,7 +50,6 @@
         <dependency>
         <dependency>
             <groupId>org.osgi</groupId>
             <groupId>org.osgi</groupId>
             <artifactId>org.osgi.core</artifactId>
             <artifactId>org.osgi.core</artifactId>
-            <version>4.3.1</version>
         </dependency>
         </dependency>
 
 
         <dependency>
         <dependency>
@@ -74,7 +73,7 @@
         <dependency>
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.0.0-beta-2</version>
+            <version>3.0.0</version>
         </dependency>
         </dependency>
         <dependency>
         <dependency>
             <groupId>org.onosproject</groupId>
             <groupId>org.onosproject</groupId>

@@ -14,7 +14,8 @@
  */
  */
 package org.onosproject.kafkaintegration.converter;
 package org.onosproject.kafkaintegration.converter;
 
 
-import com.google.protobuf.GeneratedMessage;
+import com.google.protobuf.GeneratedMessageV3;
+
 import org.onosproject.event.Event;
 import org.onosproject.event.Event;
 import org.onosproject.grpc.net.Device.DeviceCore;
 import org.onosproject.grpc.net.Device.DeviceCore;
 import org.onosproject.grpc.net.Device.DeviceType;
 import org.onosproject.grpc.net.Device.DeviceType;
@@ -34,7 +35,7 @@ public class DeviceEventConverter implements EventConverter {
     private final Logger log = LoggerFactory.getLogger(getClass());
     private final Logger log = LoggerFactory.getLogger(getClass());
 
 
     @Override
     @Override
-    public GeneratedMessage convertToProtoMessage(Event<?, ?> event) {
+    public GeneratedMessageV3 convertToProtoMessage(Event<?, ?> event) {
 
 
         DeviceEvent deviceEvent = (DeviceEvent) event;
         DeviceEvent deviceEvent = (DeviceEvent) event;
 
 

@@ -16,7 +16,7 @@ package org.onosproject.kafkaintegration.converter;
 
 
 import org.onosproject.event.Event;
 import org.onosproject.event.Event;
 
 
-import com.google.protobuf.GeneratedMessage;
+import com.google.protobuf.GeneratedMessageV3;
 
 
 /**
 /**
  *
  *
@@ -32,5 +32,6 @@ public interface EventConverter {
      * @param event ONOS Event object
      * @param event ONOS Event object
      * @return converted data in protobuf format.
      * @return converted data in protobuf format.
      */
      */
-    GeneratedMessage convertToProtoMessage(Event<?, ?> event);
+    // FIXME reconsider return type, something similar to "OnosEvent"?
+    GeneratedMessageV3 convertToProtoMessage(Event<?, ?> event);
 }
 }

@@ -25,7 +25,7 @@ import org.onosproject.net.link.LinkEvent;
 import org.slf4j.Logger;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.slf4j.LoggerFactory;
 
 
-import com.google.protobuf.GeneratedMessage;
+import com.google.protobuf.GeneratedMessageV3;
 
 
 /**
 /**
  * Converts for ONOS Link event message to protobuf format.
  * Converts for ONOS Link event message to protobuf format.
@@ -35,7 +35,7 @@ public class LinkEventConverter implements EventConverter {
     private final Logger log = LoggerFactory.getLogger(getClass());
     private final Logger log = LoggerFactory.getLogger(getClass());
 
 
     @Override
     @Override
-    public GeneratedMessage convertToProtoMessage(Event<?, ?> event) {
+    public GeneratedMessageV3 convertToProtoMessage(Event<?, ?> event) {
 
 
         LinkEvent linkEvent = (LinkEvent) event;
         LinkEvent linkEvent = (LinkEvent) event;
 
 

@@ -22,7 +22,7 @@ import org.onosproject.kafkaintegration.api.dto.OnosEvent.Type;
 import org.slf4j.Logger;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.slf4j.LoggerFactory;
 
 
-import com.google.protobuf.GeneratedMessage;
+import com.google.protobuf.GeneratedMessageV3;
 
 
 /**
 /**
  * Dispatch ONOS Events to all interested Listeners.
  * Dispatch ONOS Events to all interested Listeners.
@@ -53,7 +53,7 @@ public final class KafkaPublisherManager
     }
     }
 
 
     @Override
     @Override
-    public void publish(Type eventType, GeneratedMessage message) {
+    public void publish(Type eventType, GeneratedMessageV3 message) {
         log.debug("Dispatching ONOS Event {}", eventType);
         log.debug("Dispatching ONOS Event {}", eventType);
         post(new OnosEvent(eventType, message));
         post(new OnosEvent(eventType, message));
     }
     }

@@ -87,7 +87,7 @@
         <dependency>
         <dependency>
             <groupId>com.google.protobuf</groupId>
             <groupId>com.google.protobuf</groupId>
             <artifactId>protobuf-java</artifactId>
             <artifactId>protobuf-java</artifactId>
-            <version>3.0.0-beta-2</version>
+            <version>3.0.0</version>
         </dependency>
         </dependency>
 
 
         <dependency>
         <dependency>

@@ -18,7 +18,7 @@
     <feature name="${project.artifactId}" version="${project.version}"
     <feature name="${project.artifactId}" version="${project.version}"
              description="${project.description}">
              description="${project.description}">
         <feature>onos-api</feature>
         <feature>onos-api</feature>
-        <bundle>mvn:com.google.protobuf/protobuf-java/3.0.0-beta-2</bundle>
+        <bundle>mvn:com.google.protobuf/protobuf-java/3.0.0</bundle>
         <bundle>mvn:${project.groupId}/${project.artifactId}/${project.version}</bundle>
         <bundle>mvn:${project.groupId}/${project.artifactId}/${project.version}</bundle>
     </feature>
     </feature>
 </features>
 </features>

@@ -30,9 +30,9 @@
 
 
     <properties>
     <properties>
         <onos.app.name>org.onosproject.incubator.protobuf</onos.app.name>
         <onos.app.name>org.onosproject.incubator.protobuf</onos.app.name>
-        <onos.app.requires>org.onosproject.incubator.rpc</onos.app.requires>
+        <onos.app.title>ONOS Protocol Buffers models</onos.app.title>
         <!-- Note: update feature.xml when updating -->
         <!-- Note: update feature.xml when updating -->
-        <protobuf.version>3.0.0-beta-2</protobuf.version>
+        <protobuf.version>3.0.0</protobuf.version>
     </properties>
     </properties>
 
 
     <dependencies>
     <dependencies>
@@ -129,7 +129,6 @@
                         depend on protobuf-java directly, you will be transitively depending on the 
                         depend on protobuf-java directly, you will be transitively depending on the 
                         protobuf-java version that grpc depends on. -->
                         protobuf-java version that grpc depends on. -->
                     <protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
                     <protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
-                    <checkStaleness>true</checkStaleness>
                 </configuration>
                 </configuration>
                 <executions>
                 <executions>
                     <execution>
                     <execution>
@@ -143,7 +142,7 @@
             <plugin>
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>1.10</version>
+                <version>1.11</version>
                 <executions>
                 <executions>
                     <execution>
                     <execution>
                         <id>add-source</id>
                         <id>add-source</id>

@@ -18,24 +18,25 @@
     <feature name="${project.artifactId}" version="${project.version}"
     <feature name="${project.artifactId}" version="${project.version}"
              description="${project.description}">
              description="${project.description}">
         <feature>onos-api</feature>
         <feature>onos-api</feature>
-        <bundle>mvn:com.google.protobuf/protobuf-java/3.0.0-beta-2</bundle>
-        <bundle>mvn:io.netty/netty-common/4.1.0.CR7</bundle>
-        <bundle>mvn:io.netty/netty-buffer/4.1.0.CR7</bundle>
-        <bundle>mvn:io.netty/netty-transport/4.1.0.CR7</bundle>
-        <bundle>mvn:io.netty/netty-handler/4.1.0.CR7</bundle>
-        <bundle>mvn:io.netty/netty-codec/4.1.0.CR7</bundle>
-        <bundle>mvn:io.netty/netty-codec-http/4.1.0.CR7</bundle>
-        <bundle>mvn:io.netty/netty-codec-http2/4.1.0.CR7</bundle>
-        <bundle>mvn:io.netty/netty-resolver/4.1.0.CR7</bundle>
+        <bundle>mvn:com.google.protobuf/protobuf-java/3.0.0</bundle>
+        <bundle>mvn:io.netty/netty-common/4.1.3.Final</bundle>
+        <bundle>mvn:io.netty/netty-buffer/4.1.3.Final</bundle>
+        <bundle>mvn:io.netty/netty-transport/4.1.3.Final</bundle>
+        <bundle>mvn:io.netty/netty-handler/4.1.3.Final</bundle>
+        <bundle>mvn:io.netty/netty-codec/4.1.3.Final</bundle>
+        <bundle>mvn:io.netty/netty-codec-http/4.1.3.Final</bundle>
+        <bundle>mvn:io.netty/netty-codec-http2/4.1.3.Final</bundle>
+        <bundle>mvn:io.netty/netty-resolver/4.1.3.Final</bundle>
         <!-- TODO: Create shaded jar for these. -->
         <!-- TODO: Create shaded jar for these. -->
-        <bundle>wrap:mvn:com.google.auth/google-auth-library-credentials/0.3.0$Bundle-SymbolicName=com.google.auth.google-auth-library-credentials&amp;Bundle-Version=0.3.0</bundle>
-        <bundle>wrap:mvn:com.google.auth/google-auth-library-oauth2-http/0.3.0$Bundle-SymbolicName=com.google.auth.google-auth-library-oauth2-http&amp;Bundle-Version=0.3.0</bundle>
-        <bundle>wrap:mvn:io.grpc/grpc-core/0.14.0$Bundle-SymbolicName=io.grpc.grpc-core&amp;Bundle-Version=0.14.0&amp;</bundle>
-        <bundle>wrap:mvn:io.grpc/grpc-protobuf-lite/0.14.0$Bundle-SymbolicName=io.grpc.grpc-protobuf-lite&amp;Bundle-Version=0.14.0&amp;</bundle>
-        <bundle>wrap:mvn:io.grpc/grpc-protobuf/0.14.0$Bundle-SymbolicName=io.grpc.grpc-protobuf&amp;Bundle-Version=0.14.0&amp;</bundle>
-        <bundle>wrap:mvn:io.grpc/grpc-stub/0.14.0$Bundle-SymbolicName=io.grpc.grpc-stub&amp;Bundle-Version=0.14.0&amp;</bundle>
-        <bundle>wrap:mvn:io.grpc/grpc-netty/0.14.0$Bundle-SymbolicName=io.grpc.grpc-netty&amp;Bundle-Version=0.14.0&amp;Import-Package=io.netty.*;version=4.1.0.CR7,*</bundle>
-        <bundle>wrap:mvn:io.grpc/grpc-auth/0.14.0$Bundle-SymbolicName=io.grpc.grpc-auth&amp;Bundle-Version=0.14.0&amp;Import-Package=javax.net.ssl,*</bundle>
+        <bundle>wrap:mvn:com.google.auth/google-auth-library-credentials/0.4.0$Bundle-SymbolicName=com.google.auth.google-auth-library-credentials&amp;Bundle-Version=0.4.0</bundle>
+        <bundle>wrap:mvn:com.google.auth/google-auth-library-oauth2-http/0.4.0$Bundle-SymbolicName=com.google.auth.google-auth-library-oauth2-http&amp;Bundle-Version=0.4.0</bundle>
+        <!-- io.grpc.internal required for DnsNameResolverProvider -->
+        <bundle>wrap:mvn:io.grpc/grpc-core/1.0.0-pre2$Bundle-SymbolicName=io.grpc.grpc-core&amp;Bundle-Version=1.0.0&amp;Export-Package=*;version=1.0.0,io.grpc.internal;version=1.0.0&amp;</bundle>
+        <bundle>wrap:mvn:io.grpc/grpc-protobuf-lite/1.0.0-pre2$Bundle-SymbolicName=io.grpc.grpc-protobuf-lite&amp;Bundle-Version=1.0.0&amp;</bundle>
+        <bundle>wrap:mvn:io.grpc/grpc-protobuf/1.0.0-pre2$Bundle-SymbolicName=io.grpc.grpc-protobuf&amp;Bundle-Version=1.0.0&amp;</bundle>
+        <bundle>wrap:mvn:io.grpc/grpc-stub/1.0.0-pre2$Bundle-SymbolicName=io.grpc.grpc-stub&amp;Bundle-Version=1.0.0&amp;</bundle>
+        <bundle>wrap:mvn:io.grpc/grpc-netty/1.0.0-pre2$Bundle-SymbolicName=io.grpc.grpc-netty&amp;Bundle-Version=1.0.0&amp;Import-Package=io.netty.*;version=4.1.3,*</bundle>
+        <bundle>wrap:mvn:io.grpc/grpc-auth/1.0.0-pre2$Bundle-SymbolicName=io.grpc.grpc-auth&amp;Bundle-Version=1.0.0&amp;Import-Package=javax.net.ssl,*</bundle>
         <bundle>mvn:${project.groupId}/${project.artifactId}/${project.version}</bundle>
         <bundle>mvn:${project.groupId}/${project.artifactId}/${project.version}</bundle>
     </feature>
     </feature>
 </features>
 </features>

@@ -30,11 +30,15 @@
 
 
     <properties>
     <properties>
         <onos.app.name>org.onosproject.incubator.rpc.grpc</onos.app.name>
         <onos.app.name>org.onosproject.incubator.rpc.grpc</onos.app.name>
-        <onos.app.requires>org.onosproject.incubator.rpc,org.onosproject.incubator.protobuf</onos.app.requires>
-        <protobuf.version>3.0.0-beta-2</protobuf.version>
+        <onos.app.title>ONOS gRPC API</onos.app.title>
+        <onos.app.requires>
+            org.onosproject.incubator.rpc,
+            org.onosproject.incubator.protobuf
+        </onos.app.requires>
+        <protobuf.version>3.0.0</protobuf.version>
         <!-- Note: update feature.xml when updating -->
         <!-- Note: update feature.xml when updating -->
-        <grpc.version>0.14.0</grpc.version>
-        <grpc.netty.version>4.1.0.CR7</grpc.netty.version>
+        <grpc.version>1.0.0-pre2</grpc.version>
+        <grpc.netty.version>4.1.3.Final</grpc.netty.version>
     </properties>
     </properties>
 
 
     <dependencies>
     <dependencies>
@@ -211,7 +215,6 @@
                     <protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
                     <protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
                     <pluginId>grpc-java</pluginId>
                     <pluginId>grpc-java</pluginId>
                     <pluginArtifact>io.grpc:protoc-gen-grpc-java:${grpc.version}:exe:${os.detected.classifier}</pluginArtifact>
                     <pluginArtifact>io.grpc:protoc-gen-grpc-java:${grpc.version}:exe:${os.detected.classifier}</pluginArtifact>
-                    <checkStaleness>true</checkStaleness>
                 </configuration>
                 </configuration>
                 <executions>
                 <executions>
                     <execution>
                     <execution>
@@ -226,7 +229,7 @@
             <plugin>
             <plugin>
                 <groupId>org.codehaus.mojo</groupId>
                 <groupId>org.codehaus.mojo</groupId>
                 <artifactId>build-helper-maven-plugin</artifactId>
                 <artifactId>build-helper-maven-plugin</artifactId>
-                <version>1.10</version>
+                <version>1.11</version>
                 <executions>
                 <executions>
                     <execution>
                     <execution>
                         <id>add-source</id>
                         <id>add-source</id>
@@ -274,12 +277,6 @@
                 <artifactId>netty-common</artifactId>
                 <artifactId>netty-common</artifactId>
                 <version>${grpc.netty.version}</version>
                 <version>${grpc.netty.version}</version>
             </dependency>
             </dependency>
-            <dependency>
-                <groupId>com.twitter</groupId>
-                <artifactId>hpack</artifactId>
-                <!-- 0.11.0 and later are published as a bundle -->
-                <version>0.11.0</version>
-            </dependency>
         </dependencies>
         </dependencies>
     </dependencyManagement>
     </dependencyManagement>
 
 

@@ -36,6 +36,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.slf4j.LoggerFactory;
 
 
 import io.grpc.ManagedChannel;
 import io.grpc.ManagedChannel;
+import io.grpc.internal.DnsNameResolverProvider;
 import io.grpc.netty.NegotiationType;
 import io.grpc.netty.NegotiationType;
 import io.grpc.netty.NettyChannelBuilder;
 import io.grpc.netty.NettyChannelBuilder;
 
 
@@ -62,7 +63,6 @@ public class GrpcRemoteServiceProvider implements RemoteServiceContextProvider {
 
 
     private RemoteServiceContextProviderService providerService;
     private RemoteServiceContextProviderService providerService;
 
 
-
     @Activate
     @Activate
     protected void activate() {
     protected void activate() {
         providerService = rpcRegistry.register(this);
         providerService = rpcRegistry.register(this);
@@ -116,6 +116,10 @@ public class GrpcRemoteServiceProvider implements RemoteServiceContextProvider {
         }
         }
         return NettyChannelBuilder.forAddress(uri.getHost(), port)
         return NettyChannelBuilder.forAddress(uri.getHost(), port)
                 .negotiationType(NegotiationType.PLAINTEXT)
                 .negotiationType(NegotiationType.PLAINTEXT)
+                // TODO Not ideal fix, gRPC discovers name resolvers
+                // in the class path, but OSGi was preventing it.
+                // Manually specifying the default dns resolver for now.
+                .nameResolverFactory(new DnsNameResolverProvider())
                 .build();
                 .build();
     }
     }
 
 

@@ -39,8 +39,7 @@ import org.apache.felix.scr.annotations.Property;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
 import org.onlab.util.Tools;
 import org.onlab.util.Tools;
-import org.onosproject.grpc.net.device.DeviceProviderRegistryRpcGrpc;
-import org.onosproject.grpc.net.device.DeviceProviderRegistryRpcGrpc.DeviceProviderRegistryRpc;
+import org.onosproject.grpc.net.device.DeviceProviderRegistryRpcGrpc.DeviceProviderRegistryRpcImplBase;
 import org.onosproject.grpc.net.device.DeviceService.DeviceConnected;
 import org.onosproject.grpc.net.device.DeviceService.DeviceConnected;
 import org.onosproject.grpc.net.device.DeviceService.DeviceDisconnected;
 import org.onosproject.grpc.net.device.DeviceService.DeviceDisconnected;
 import org.onosproject.grpc.net.device.DeviceService.DeviceProviderMsg;
 import org.onosproject.grpc.net.device.DeviceService.DeviceProviderMsg;
@@ -51,7 +50,6 @@ import org.onosproject.grpc.net.device.DeviceService.ReceivedRoleReply;
 import org.onosproject.grpc.net.device.DeviceService.RegisterProvider;
 import org.onosproject.grpc.net.device.DeviceService.RegisterProvider;
 import org.onosproject.grpc.net.device.DeviceService.UpdatePortStatistics;
 import org.onosproject.grpc.net.device.DeviceService.UpdatePortStatistics;
 import org.onosproject.grpc.net.device.DeviceService.UpdatePorts;
 import org.onosproject.grpc.net.device.DeviceService.UpdatePorts;
-import org.onosproject.grpc.net.link.LinkProviderServiceRpcGrpc;
 import org.onosproject.incubator.protobuf.net.ProtobufUtils;
 import org.onosproject.incubator.protobuf.net.ProtobufUtils;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.DeviceId;
 import org.onosproject.net.MastershipRole;
 import org.onosproject.net.MastershipRole;
@@ -123,8 +121,8 @@ public class GrpcRemoteServiceServer {
         log.debug("Server starting on {}", listenPort);
         log.debug("Server starting on {}", listenPort);
         try {
         try {
             server  = NettyServerBuilder.forPort(listenPort)
             server  = NettyServerBuilder.forPort(listenPort)
-                    .addService(DeviceProviderRegistryRpcGrpc.bindService(new DeviceProviderRegistryServerProxy()))
-                    .addService(LinkProviderServiceRpcGrpc.bindService(new LinkProviderServiceServerProxy(this)))
+                    .addService(new DeviceProviderRegistryServerProxy())
+                    .addService(new LinkProviderServiceServerProxy(this))
                     .build().start();
                     .build().start();
         } catch (IOException e) {
         } catch (IOException e) {
             log.error("Failed to start gRPC server", e);
             log.error("Failed to start gRPC server", e);
@@ -202,7 +200,7 @@ public class GrpcRemoteServiceServer {
     /**
     /**
      * Relays DeviceProviderRegistry calls from RPC client.
      * Relays DeviceProviderRegistry calls from RPC client.
      */
      */
-    class DeviceProviderRegistryServerProxy implements DeviceProviderRegistryRpc {
+    class DeviceProviderRegistryServerProxy extends DeviceProviderRegistryRpcImplBase {
 
 
         @Override
         @Override
         public StreamObserver<DeviceProviderServiceMsg> register(StreamObserver<DeviceProviderMsg> toDeviceProvider) {
         public StreamObserver<DeviceProviderServiceMsg> register(StreamObserver<DeviceProviderMsg> toDeviceProvider) {

@@ -22,7 +22,7 @@ import org.onosproject.net.link.LinkProviderRegistry;
 import org.onosproject.net.link.LinkProviderService;
 import org.onosproject.net.link.LinkProviderService;
 import org.onosproject.net.provider.AbstractProviderRegistry;
 import org.onosproject.net.provider.AbstractProviderRegistry;
 
 
-import com.google.api.client.repackaged.com.google.common.annotations.Beta;
+import com.google.common.annotations.Beta;
 
 
 import io.grpc.Channel;
 import io.grpc.Channel;
 
 

@@ -38,7 +38,7 @@ import org.onosproject.net.provider.ProviderId;
 import org.slf4j.Logger;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.slf4j.LoggerFactory;
 
 
-import com.google.api.client.repackaged.com.google.common.annotations.Beta;
+import com.google.common.annotations.Beta;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.ListenableFuture;
 
 
 import io.grpc.Channel;
 import io.grpc.Channel;

@@ -27,7 +27,7 @@ import java.util.concurrent.TimeUnit;
 import org.apache.commons.lang3.tuple.Pair;
 import org.apache.commons.lang3.tuple.Pair;
 import org.onosproject.grpc.net.Link.ConnectPoint.ElementIdCase;
 import org.onosproject.grpc.net.Link.ConnectPoint.ElementIdCase;
 import org.onosproject.grpc.net.Link.LinkType;
 import org.onosproject.grpc.net.Link.LinkType;
-import org.onosproject.grpc.net.link.LinkProviderServiceRpcGrpc.LinkProviderServiceRpc;
+import org.onosproject.grpc.net.link.LinkProviderServiceRpcGrpc.LinkProviderServiceRpcImplBase;
 import org.onosproject.grpc.net.link.LinkService.LinkDetectedMsg;
 import org.onosproject.grpc.net.link.LinkService.LinkDetectedMsg;
 import org.onosproject.grpc.net.link.LinkService.LinkVanishedMsg;
 import org.onosproject.grpc.net.link.LinkService.LinkVanishedMsg;
 import org.onosproject.grpc.net.link.LinkService.Void;
 import org.onosproject.grpc.net.link.LinkService.Void;
@@ -44,10 +44,10 @@ import org.onosproject.net.link.LinkProviderService;
 import org.slf4j.Logger;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.slf4j.LoggerFactory;
 
 
-import com.google.api.client.repackaged.com.google.common.annotations.Beta;
 import com.google.common.cache.Cache;
 import com.google.common.cache.Cache;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.CacheBuilder;
 import com.google.common.cache.RemovalNotification;
 import com.google.common.cache.RemovalNotification;
+import com.google.common.annotations.Beta;
 
 
 import io.grpc.stub.StreamObserver;
 import io.grpc.stub.StreamObserver;
 
 
@@ -57,7 +57,7 @@ import io.grpc.stub.StreamObserver;
  */
  */
 @Beta
 @Beta
 final class LinkProviderServiceServerProxy
 final class LinkProviderServiceServerProxy
-        implements LinkProviderServiceRpc {
+        extends LinkProviderServiceRpcImplBase {
 
 
     /**
     /**
      * Silence time in seconds, until link gets treated as vanished.
      * Silence time in seconds, until link gets treated as vanished.

@@ -19,7 +19,7 @@ import org.onosproject.net.link.LinkProvider;
 import org.onosproject.net.provider.AbstractProvider;
 import org.onosproject.net.provider.AbstractProvider;
 import org.onosproject.net.provider.ProviderId;
 import org.onosproject.net.provider.ProviderId;
 
 
-import com.google.api.client.repackaged.com.google.common.annotations.Beta;
+import com.google.common.annotations.Beta;
 import com.google.common.base.MoreObjects;
 import com.google.common.base.MoreObjects;
 
 
 /**
 /**