Protobuf Compiler (protoc) is a compiler for .proto files. It generates language-specific code for Protobuf messages and RPC interfaces.
'com.google.protobuf:protoc:2.6.1'
<dependency>
<groupId>com.google.protobuf</groupId>
<artifactId>protoc</artifactId>
<version>2.6.1</version>
</dependency>
<dependency org="com.google.protobuf" name="protoc" rev="2.6.1"/>
"com.google.protobuf", "protoc", "2.6.1"