maven-protoc-plugin

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<plugin>
   <groupId>com.google.protobuf.tools</groupId>
   <artifactId>maven-protoc-plugin</artifactId>
   <configuration>
      <protocExecutable>/usr/local/bin/protoc</protocExecutable>
   </configuration>
   <executions>
      <execution>
         <goals>
            <goal>compile</goal>
            <goal>testCompile</goal>
         </goals>
      </execution>
   </executions>
</plugin>