Reference blog: http://blog.sina.com.cn/s/blog_c3eb50230102wt1g.html
1. Download the source code of adnroid-28
Load less than the source of the download link In Android Studio, where not download the source code in Android Studio.
Therefore, it needs android-sdk_r24.4.1-windows.zip download the source code, the zip download link https://dl.google.com/android/android-sdk_r24.4.1-windows.zip?utm_source=androiddevtools&utm_medium=website
You can also go directly to https://www.androiddevtools.cn/
Click the Android SDK Tools SDK Tools, find android-sdk_r24.4.1-windows.zip download, download when finished. Just unzip to a path (recommended excluding Chinese). Find just unzip the folder SDK Manager.exe, double-click.
After the download is complete, go to the directory: E: \ Softwares \ EclipseSdk \ sources, the inside of the android-28 copy of the Android Studio SDK directory, and the android-28 into android-29, in its open source.properties directory file
29 into the AndroidVersion.ApiLevel
2.Android Studio source code is loaded
Open the directory C: jdk.table.xml file \ \ \ .AndroidStudio3.5 \ \ under Users Administrator config options
Right, opened with VS code (also can use other editors),
After the addition, Ctrl + s to save and close the editor. Open the Android Studio
jdk的源码
SDK的源码
Android Studio不像Eclipse一样，鼠标放到被调用的方法上面会有方法的信息说明。