gradle 依赖libs下所有的aar文件

repositories {
  flatDir {
               dirs 'libs'
   }
}

fileTree(dir: 'libs', include: '**/*.aar')
      .each { File file ->
            dependencies.add("compile", [name: file.name.lastIndexOf('.').with { it != -1 ? file.name[0..ext: 'aar'])
}

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