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====== Gradle ======

[[wiki>Gradle|Gradle]] 是一个Android常用的项目自动化建构工具。

===== Proxy =====

Gradle从bintray.com下载文件**非常慢**，可设置代理加速下载[(cite:>[[https://www.zhihu.com/question/37810416/answer/82464203|大家都是怎样处理Gradle中的这个文件下载慢的问题的？]])]：

<code ini $HOME/.gradle/gradle.properties>
org.gradle.daemon=true
org.gradle.jvmargs=-DsocksProxyHost=127.0.0.1 -DsocksProxyPort=1080
</code>

===== Usage =====

''Gradle'' 默认读取当前目录下的 ''build.gradle'' 文件。

列出所有任务：

  gradle tasks

===== Troubleshoot =====

=== First build error: You have not accepted the SDK license agreements ===

> You have not accepted the license agreements of the following SDK components:
> [Android SDK Platform 25].
> Before building your project, you need to accept the license agreements and complete the installation of the missing components using the Android Studio SDK Manager.
> Alternatively, to learn how to transfer the license agreements from one workstation to another, go to http://d.android.com/r/studio-ui/export-licenses.html

Answer: http://stackoverflow.com/a/38381577

<code bash>
mkdir -p "$ANDROID_HOME/licenses"
echo -e "\n8933bad161af4178b1185d1a37fbf41ea5269c55" > "$ANDROID_HOME/licenses/android-sdk-license"
echo -e "\n84831b9409646a918e30573bab4c9c91346d8abd" > "$ANDROID_HOME/licenses/android-sdk-preview-license"
</code>

===== Reference =====

  * [[https://docs.gradle.org/3.4.1/userguide/userguide.html|Gradle User Guide]]
  * [[https://gradle.org/docs#getting-started|Gradle Document]]