{"id":21823487,"url":"https://github.com/limedroid/xtrace","last_synced_at":"2025-04-14T04:24:13.524Z","repository":{"id":217140462,"uuid":"73159252","full_name":"limedroid/XTrace","owner":"limedroid","description":"Android 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XTrace\n\n\n[XTrace](https://github.com/limedroid/XTrace.git)是AOP在Android的简单实践，踩了一系列坑。希望能帮助您\n将AOP运用到Android。欢迎star、fork，期待提出您的宝贵意见。\n\n\u003e以下是我的踩坑笔记\n\n### AOP概述\n    \n做过J2EE开发的同学对AOP一定非常熟悉，在J2EE中，面向切面编程的实现一般有AspectJ、Spring Aop等，抱歉，我只用过这两个。AOP的主要名词   有：Aspect、Pointcut、Advise等。在这里，我选用AspectJ做Android平台的AOP。\n\n### Gradle插件\n    \nAspectJ是在编译阶段对字节码进行操作，因此需要它独立的编译器ajc。在Android Studio中，可以通过Gradle脚本启用ajc编译器。为了方便开发AOP，我搞了个小插件（很简单的），在需要引入AOP的library或Application中引入就好。\n    \n```\nbuildscript {\n    repositories {\n        jcenter()\n    }\n    dependencies {\n        classpath 'cn.droidlover:AspectJAs:1.0.2'\n    }\n}\n\n```\n在相应的模块中使用插件：\n```groovy\napply plugin: 'cn.droidlover.aspectjas'\n```\n\n开发Gradle插件遇到的坑\n*　需要在java目录下建立resources/META-INF/gradle-plugins目录\n*　需要在radle-plugins目录下建立plugin_name.properties文件。如上面的插件名称为cn.droidlover.aspectjas，则该文件名应为：cn.droidlover.aspectjas.properties\n*　文件内容为：\n```groovy\nimplementation-class=插件入口path\n```\n    如上述插件则为：\n```groovy\nimplementation-class=cn.droidlover.aspectjas.AspectJAs\n```\n    插件入口即 class implements Plugin\u003cProject\u003e的类，每个插件只有一个入口。\n* 可以将自己写的插件上传到本地maven仓库\n```groovy\napply plugin: 'groovy'\napply plugin: \"maven\"\n\ndependencies {\n    compile gradleApi()\n    compile localGroovy()\n    compile 'com.android.tools.build:gradle:2.1.0'\n}\n\nrepositories {\n    jcenter()\n}\n\n// 上传到本地代码库\nuploadArchives{\n    repositories{\n        mavenDeployer{\n            repository(url:uri('../repo'))\n            pom.groupId = 'cn.droidlover' // 组名\n            pom.artifactId = 'AspectJAs' // 插件名\n            pom.version = '1.0.2' // 版本号\n        }\n    }\n}\n```\n\n使用的时候只需要加上maven地址就好：\n```groovy\nmaven{\n     url uri('/repo')\n}\n```\n\n### XTrace说明\nXTrace的目标是具有@Trace注解的方法，其主要功能是：将执行方法标识、执行方法名称、执行参数传值、执行时间、返回值等进行Log日志输出。\n\n\u003cp align=\"center\"\u003e\n  \u003cimg src=\"art/xtrace_1.png\" alt=\"XRecyclerView\" /\u003e\n\u003c/p\u003e\n\n运行截图\n\n\u003cp align=\"center\"\u003e\n  \u003cimg src=\"art/xtrace_2.png\" alt=\"XRecyclerView\" /\u003e\n\u003c/p\u003e\n\n使用方法：\n\n```java\n@Trace(\"聊天\")\npublic void onChat(View view) {\n    try {\n        Thread.sleep(20);\n    } catch (InterruptedException e) {\n           e.printStackTrace();\n    }\n}\n\n@Trace(\"求和\")\nprivate int sum(int a, int b) {\n    return a + b;\n}\n```\n\n您可以根据这个进行扩展，比如进行用户行为的统计等。\n\n\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Flimedroid%2Fxtrace","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Flimedroid%2Fxtrace","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Flimedroid%2Fxtrace/lists"}