(The core content of this book:
Download and compile the android4.0 source code, and debug the Android system process. Implementation analysis of Java binder and lmessagequeue.
Analysis of the working principle of systemserver, including entropyservice, dropboxmanagerservice, diskstatsservice, devicestoragemonitorservice, samplingprofilerservice, lclipboardservice and other services.
Resolve packagemanagerservice, which is responsible for package information query and APK installation, uninstall and update in Android system.
Analysis of the implementation principle of powermanagerservice, the core service of power management in Android. This chapter deeply analyzes wakelock, power key processing, batterystatsservice and batterysrvice.
Android core service activitymanagerscrvice analysis.
The creation and startup of ContentProvider, the related knowledge of SQLite, the implementation of cursor query and lclose are analyzed in depth.
Taking contentservice and accountmanagerservice as analysis objects, this paper introduces the implementation of data update notification mechanism, account management and data synchronization.)