aa_gradle_config.txt

#### Set classpath near android plugin in projects root build.gradle

classpath 'com.neenbedankt.gradle.plugins:android-apt:1.4'

#### apply apt plugin in module where you would like to use AA

apply plugin: 'android-apt'

### set parameters for generator in modules build.gradle

 apt {
     arguments {
         //for andriod gradle plugin > 0.14.2
         androidManifestFile variant.outputs[0].processResources.manifestFile
         //for andriod gradle plugin <= 0.14.2
         androidManifestFile variant.processResources.manifestFile
         //you can use hard-coded packageName
         //resourcePackageName "com.app.hardcode"

         resourcePackageName android.defaultConfig.applicationId

         // You can set optional annotation processing options here, like these commented options:
         // logLevel 'INFO'
         // logFile '/var/log/aa.log'
     }
 }

 ### set dependencies

 dependencies {
     apt "org.androidannotations:androidannotations:3.1"
     compile "org.androidannotations:androidannotations-api:3.1"
 }