From 53fd5852d2e3c507d2721fa0cce1460e9e983ebe Mon Sep 17 00:00:00 2001 From: linguofeng Date: Sun, 24 Jan 2016 16:47:48 +0800 Subject: [PATCH] update --- _posts/2016/2016-01-24-android-and-golang.markdown | 38 ++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 _posts/2016/2016-01-24-android-and-golang.markdown diff --git a/_posts/2016/2016-01-24-android-and-golang.markdown b/_posts/2016/2016-01-24-android-and-golang.markdown new file mode 100644 index 0000000..d54b62c --- /dev/null +++ b/_posts/2016/2016-01-24-android-and-golang.markdown @@ -0,0 +1,38 @@ +--- +layout: "post" +title: "android and golang" +date: "2016-01-24 16:17" +--- + +毕竟Go语言是Google新生的，现在Golang团队已经适配好了可以运行在Android平台的Go了，大概看了一下官方的说明，用起来也算很方便，还有Gradle插件支持。 + +[https://github.com/golang/mobile/tree/master/example/bind](https://github.com/golang/mobile/tree/master/example/bind) 这是官方提供的一个Demo。 + +Package layout + +``` +go.mobile/ + cmd/gobind command line tool + bind/ code generator, used by command line tool + bindjava cgo-JNI bridge, imported by generated code + registry global registration for wrapped functions + seq data serialization format - Go implementation +``` + +--- + +### > 安装gomobile + +```bash +$ go get golang.org/x/mobile/cmd/gomobile +$ gomobile init + +$ go get golang.org/x/mobile/example/bind/hello +$ gomobile bind -target=android golang.org/x/mobile/example/bind/hello +``` + +就会在当前目录下生成hello.aar，通过把hello.aar解压出来就会发现，原来底层也是通过JNI的方式去调用Go的函数的，只是中间包了一层。gomobile工具已经把so与java都提供好了，直接把aar导到现有的工程中就可以直接调用里面的java方法了，这个过程完全不用去定义jni方法，包名，当然了，demo中只提供了，java调用go的过程，go调用java看了一下设计文档，是通过type I interface定义一组接口并生成java的接口文件，然后去实现大概是这样。 + +[https://godoc.org/golang.org/x/mobile/cmd/gomobile](https://godoc.org/golang.org/x/mobile/cmd/gomobile) + +[https://docs.google.com/document/d/1y9hStonl9wpj-5VM-xWrSTuEJFUAxGOXOhxvAs7GZHE/edit](https://docs.google.com/document/d/1y9hStonl9wpj-5VM-xWrSTuEJFUAxGOXOhxvAs7GZHE/edit) -- 2.11.4.GIT