[ONOS-4520] Separate ProtoBuf model from gRPC services

Change-Id: Ib1e1358b1fd49206cfd15ffbba3b1448376d1702
diff --git a/incubator/pom.xml b/incubator/pom.xml
index 2fd2b64..0ad62ed 100644
--- a/incubator/pom.xml
+++ b/incubator/pom.xml
@@ -36,6 +36,7 @@
         <module>core</module>
         <module>net</module>
         <module>store</module>
+        <module>protobuf</module>
         <module>rpc</module>
         <module>rpc-grpc</module>
     </modules>
diff --git a/incubator/protobuf/features.xml b/incubator/protobuf/features.xml
new file mode 100644
index 0000000..2d7d5c2
--- /dev/null
+++ b/incubator/protobuf/features.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<!--
+  ~ 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.
+  -->
+<features xmlns="http://karaf.apache.org/xmlns/features/v1.2.1" name="${project.artifactId}-${project.version}">
+    <feature name="${project.artifactId}" version="${project.version}"
+             description="${project.description}">
+        <feature>onos-api</feature>
+        <bundle>mvn:com.google.protobuf/protobuf-java/3.0.0-beta-2</bundle>
+        <bundle>mvn:${project.groupId}/${project.artifactId}/${project.version}</bundle>
+    </feature>
+</features>
diff --git a/incubator/protobuf/pom.xml b/incubator/protobuf/pom.xml
new file mode 100644
index 0000000..8928a1c
--- /dev/null
+++ b/incubator/protobuf/pom.xml
@@ -0,0 +1,161 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ 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.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <artifactId>onos-incubator</artifactId>
+        <groupId>org.onosproject</groupId>
+        <version>1.6.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>onos-incubator-protobuf</artifactId>
+    <packaging>bundle</packaging>
+
+    <description>ONOS ProtoBuf models</description>
+    <url>http://onosproject.org</url>
+
+    <properties>
+        <onos.app.name>org.onosproject.incubator.protobuf</onos.app.name>
+        <onos.app.requires>org.onosproject.incubator.rpc</onos.app.requires>
+        <!-- Note: update feature.xml when updating -->
+        <protobuf.version>3.0.0-beta-2</protobuf.version>
+    </properties>
+
+    <dependencies>
+
+        <dependency>
+            <groupId>com.google.protobuf</groupId>
+            <artifactId>protobuf-java</artifactId>
+            <version>${protobuf.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.felix</groupId>
+            <artifactId>org.apache.felix.scr.annotations</artifactId>
+            <scope>provided</scope>
+        </dependency>
+
+    </dependencies>
+
+    <build>
+        <extensions>
+            <extension>
+                <groupId>kr.motd.maven</groupId>
+                <artifactId>os-maven-plugin</artifactId>
+                <version>1.4.1.Final</version>
+            </extension>
+        </extensions>
+
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <groupId>org.apache.karaf.tooling</groupId>
+                    <artifactId>karaf-maven-plugin</artifactId>
+                    <version>3.0.5</version>
+                    <extensions>true</extensions>
+                </plugin>
+            </plugins>
+        </pluginManagement>
+
+        <plugins>
+            <!-- TODO This is included to suppress the generation of javadocs for
+                this package. There is a problem when we try to package the
+                auto-generated code's javadoc into a jar. -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-javadoc-plugin</artifactId>
+                <configuration>
+                    <sourcepath>${basedir}/src/main/java/</sourcepath>
+                    <excludePackageNames>org.onosproject.incubator.rpc.grpc</excludePackageNames>
+                </configuration>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-bundle-plugin</artifactId>
+                <extensions>true</extensions>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.felix</groupId>
+                <artifactId>maven-scr-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>generate-scr-srcdescriptor</id>
+                        <goals>
+                            <goal>scr</goal>
+                        </goals>
+                    </execution>
+                </executions>
+                <configuration>
+                    <!-- avoid searching into wrong source path -->
+                    <scanClasses>true</scanClasses>
+                    <supportedProjectTypes>
+                        <supportedProjectType>bundle</supportedProjectType>
+                    </supportedProjectTypes>
+                </configuration>
+            </plugin>
+
+            <plugin>
+                <groupId>org.xolstice.maven.plugins</groupId>
+                <artifactId>protobuf-maven-plugin</artifactId>
+                <version>0.5.0</version>
+                <configuration>
+                    <!-- The version of protoc must match protobuf-java. If you don't 
+                        depend on protobuf-java directly, you will be transitively depending on the 
+                        protobuf-java version that grpc depends on. -->
+                    <protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
+                    <checkStaleness>true</checkStaleness>
+                </configuration>
+                <executions>
+                    <execution>
+                        <goals>
+                            <goal>compile</goal>
+                        </goals>
+                    </execution>
+                </executions>
+            </plugin>
+
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>build-helper-maven-plugin</artifactId>
+                <version>1.10</version>
+                <executions>
+                    <execution>
+                        <id>add-source</id>
+                        <phase>generate-sources</phase>
+                        <goals>
+                            <goal>add-source</goal>
+                        </goals>
+                        <configuration>
+                            <sources>
+                                <source>${project.build.directory}/generated-sources/protobuf/java</source>
+                                <source>${project.build.directory}/generated-sources/protobuf/grpc-java</source>
+                            </sources>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/incubator/rpc-grpc/src/main/proto/Device.proto b/incubator/protobuf/src/main/proto/Device.proto
similarity index 100%
rename from incubator/rpc-grpc/src/main/proto/Device.proto
rename to incubator/protobuf/src/main/proto/Device.proto
diff --git a/incubator/rpc-grpc/src/main/proto/Link.proto b/incubator/protobuf/src/main/proto/Link.proto
similarity index 100%
rename from incubator/rpc-grpc/src/main/proto/Link.proto
rename to incubator/protobuf/src/main/proto/Link.proto
diff --git a/incubator/rpc-grpc/src/main/proto/Port.proto b/incubator/protobuf/src/main/proto/Port.proto
similarity index 100%
rename from incubator/rpc-grpc/src/main/proto/Port.proto
rename to incubator/protobuf/src/main/proto/Port.proto
diff --git a/incubator/rpc-grpc/pom.xml b/incubator/rpc-grpc/pom.xml
index 4712473..20ccf20 100644
--- a/incubator/rpc-grpc/pom.xml
+++ b/incubator/rpc-grpc/pom.xml
@@ -30,7 +30,8 @@
 
     <properties>
         <onos.app.name>org.onosproject.incubator.rpc.grpc</onos.app.name>
-        <onos.app.requires>org.onosproject.incubator.rpc</onos.app.requires>
+        <onos.app.requires>org.onosproject.incubator.rpc,org.onosproject.incubator.protobuf</onos.app.requires>
+        <protobuf.version>3.0.0-beta-2</protobuf.version>
         <!-- Note: update feature.xml when updating -->
         <grpc.version>0.14.0</grpc.version>
         <grpc.netty.version>4.1.0.CR7</grpc.netty.version>
@@ -51,13 +52,7 @@
             <groupId>org.onosproject</groupId>
             <artifactId>onlab-osgi</artifactId>
         </dependency>
-<!--
-        <dependency>
-            <groupId>io.grpc</groupId>
-            <artifactId>grpc-all</artifactId>
-            <version>${grpc.version}</version>
-        </dependency>
--->
+
         <dependency>
             <groupId>io.grpc</groupId>
             <artifactId>grpc-core</artifactId>
@@ -98,10 +93,17 @@
         </dependency>
 
         <dependency>
+            <groupId>org.onosproject</groupId>
+            <artifactId>onos-incubator-protobuf</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
             <groupId>org.apache.felix</groupId>
             <artifactId>org.apache.felix.scr.annotations</artifactId>
             <scope>provided</scope>
         </dependency>
+
     </dependencies>
 
     <build>
@@ -206,7 +208,7 @@
                     <!-- The version of protoc must match protobuf-java. If you don't 
                         depend on protobuf-java directly, you will be transitively depending on the 
                         protobuf-java version that grpc depends on. -->
-                    <protocArtifact>com.google.protobuf:protoc:3.0.0-beta-2:exe:${os.detected.classifier}</protocArtifact>
+                    <protocArtifact>com.google.protobuf:protoc:${protobuf.version}:exe:${os.detected.classifier}</protocArtifact>
                     <pluginId>grpc-java</pluginId>
                     <pluginArtifact>io.grpc:protoc-gen-grpc-java:${grpc.version}:exe:${os.detected.classifier}</pluginArtifact>
                     <checkStaleness>true</checkStaleness>