gRPC-java 1.9.0 已发布，gRPC-java 是谷歌 RPC 框架 gRPC 的 Java 实现。gRPC 是一个高性能、开源、通用的 RPC 框架，面向移动和 HTTP/2 设计，是由谷歌发布的首款基于 Protocol Buffers 的 RPC 框架。 gRPC 基于 HTTP/2 标准设计，带来诸如双向流、流控、头部压缩、单 TCP 连接上的多复用请求等特性。这些特性使得其在移动设备上表现更好，更省电且节省空间占用。(GRPC-java 1.9.0 has been released, and gRPC-java is a Java implementation of the Google RPC framework gRPC. GRPC is a high-performance, open source and universal RPC framework, which is designed for mobile and HTTP/2. It is the first RPC framework based on Protocol Buffers released by Google. GRPC is based on HTTP/2 standard design, which brings features such as bidirectional flow, flow control, head compression, multiple reuse requests on a single TCP connection. These features make it better to perform on mobile devices, save electricity and save space.)