第5章　深入理解PowerManagerService

本章主要内容：

深入分析PowerManagerService。

深入分析BatteryService和BatteryStatsService。

本章所涉及的源代码文件名及位置：

PowerManagerService. java（frameworks/base/services/java/com/android/server/Power-ManagerService.java）

com_android_server_PowerManagerService. cpp（frameworks/base/services/jni/com_android_server_PowerManagerService.cpp）

PowerManager. java（frameworks/base/core/java/android/os/PowerManager.java）

WorkSoure. java（frameworks/base/core/java/android/os/WorkSoure.java）

Power. java（frameworks/base/core/java/android/os/Power.java）

android_os_Power. cpp（frameworks/base/core/jni/android_os_Power.cpp）

com_android_server_InputManager. cpp（frameworks/base/services/jni/com_android_server_InputManager.cpp）

LightService. java（frameworks/base/services/java/com/android/server/LightService.java）

com_android_server_LightService. cpp（frameworks/base/services/jni/com_android_server_LightService.cpp）

BatteryService. java（frameworks/base/services/java/com/android/server/BatteryService.java）

com_android_server_BatteryService. cpp（frameworks/base/services/jni/com_android_server_BatteryService.cpp）

ActivityManagerService. java（frameworks/base/services/java/com/android/server/am/Activity-ManagerService.java）

BatteryStatsService. java（frameworks/base/services/java/com/android/server/am/Battery-StatsService.java）

BatteryStatsImpl. java（frameworks/base/core/java/com/android/internal/os/BatteryStatsImpl.java）

LocalPowerManager. java（frameworks/base/core/java/android/os/LocalPowerManager.java）