http://blog.csdn.net/u011518120/article/details/54604615
http://blog.csdn.net/lyjshen/article/details/52298003
Protobuf协议的Java应用例子
http://blog.csdn.net/y515789/article/details/54378325
http://shift-alt-ctrl.iteye.com/blog/2292862
gRPC Android SSL/TLS Demo(Android上带有SSL/TLS加密的gRPC使用详解)
//www.greatytc.com/p/2873a8349ca0
http://mt.sohu.com/20170222/n481448007.shtml
深度解析gRPC以及京东分布式服务框架跨语言实战
Eclipse ee MAVEN 构建GRPC
http://blog.csdn.net/mn960mn/article/details/51883021
java.io.IOException: PROTOCOL_ERROR invalid settings id: -509