Development Android

Windows

Android SDK for Android version 32 and Android Studio are installed on Windows.

Notes

Because of incompatibility of the Android SDK, emulator must be run from disk P:

Because of incompatibility of the Android Studio, application project must be located on disk P:

Project preparation

It is best to keep project in Git repository. It is possible to create a local repository in home directory (as a subfolder of disk J:) or on faculty's server.

After cloning repository onto disk P:\ create project in it using Android Studio and commit all changes.

Emulator preparation

Every time after logging in to a computer user must execute a command wmi_mkandroid from command prompt (cmd.exe). This will create emulator and AVD device compatible with our infrastructure. It's files are located in P:\android_[login] and will be removed on system's shutdown.

Project launching

After opening a project in Android Studio, first start an emulator by going to Tools -> Device Manager -> Virtual and selecting green "play" button. After emulator displays home screen, it is possible to start a project in it.

Full procedure

Issues

Waiting for target device to come online

If after launching a project Android Studio shows message Waiting for target device to come online regardless of running emulator, one should:

  • close an emulator
  • restart emulator by Tools -> Device Manager -> Virtual and choosing "play"
  • wait for home screen
  • launch project again on a correct device (listed under Connected devices)

If that doesn't help, close emulator and Android Studio and again execute a command wmi_mkandroid in cmd.exe.

Other

First step in troubleshooting issues with Android Studio and SDK not described in this article should be deleting: 

j:.android
j:.AndroidStudio2.3
c:\users\[login].android
c:\users\[login].emulator_console_auth_token

Linux

Android SDK for Android version 32 and Android Studio are installed on Linux.

Notes

Because of incompatibility of Android SDK, emulator must be run from local disk (/media/poligon)

Emulator preparation

Every time after logging in to a computer user must launch Android Studio from system menu or execute a command wmi_mkandroid from terminal in case of different method of Android Studio launching. This will create emulator and AVD device compatible with our infrastructure. It's files are located in /media/poligon/android_[login] and will be removed on system's shutdown.

Issues

In case of issues one should:

  • close emulator
  • shut down Android Studio
  • remove AVD by executing in terminal command /opt/nfs/android-sdk/tools/bin/avdmanager delete avd --name Nexus_5X
  • remove directories /home/students/LOGIN/.android and /home/students/LOGIN/.AndroidStudio*