1. In the / data / app folder name to sign up for the new folder APK packages are stored here and lib files stored SO
2./data/dalvik-cache store dex dex is dalvik virtual machine executable
3./data/ data / data storage applications started to release data resources becomes nothing more than after open data apk
4./data/system/packages.xml system apk version of the signed content provider gateway interface and other entry points placed here can be used to confirm whether to install apk
Installation procedure:
Copy APK installation package to the data / app directory, unzip and scan the installation package, the dex file (Dalvik byte code) is stored dalvik-cache directory, create directory and the application data corresponding to the data / data directory
The uninstall process:
delete stuff correspond created under the above three directories (packages.xml also need to delete the relevant information, do not mess delete)
Other:
- system / app system comes with an application root privileges to delete