深入理解Android卷2.pdf

本书核心内容：
下载并编译Android4.0源代码，调试Android系统进程。 Java Binder和lMessageQueue的实现分析。
SystemServer的工作原理分析，包括EntropyService、DropboxManagerService、DiskStatsService、DeviceStorageMonitorService、SamplingProfilerScrvice和lClipboardService等服务。
解析PackageManagerService服务，该服务负责Android系统中的包信息查询和APK安装、卸载、更新。
Android中电源管理的核心服务PowerManagerService的实现原理分析。本章对WakeLock、Power按键处理、BatteryStatsService和BatterySrvice做了比较深入的分析。
Android核心服务ActivityManagerScrvice分析。
ContentProvider的创建和启动，SQLite的相关知识，Cursor查询和lclose的实现都进行了深入分析。
以ContentService和AccountManagerService为分析对象，介绍了数据更新通知机制、账户管理和数据同步的实现。

(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.)

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