Android Framework 开发

知识结构

graph LR
    A[Android Framework 开发技术栈]
    
    A --> B[系统架构]
    B --> B1[应用层]
    B --> B2[Framework 层]
    B --> B3[Native 层]
    B --> B4[HAL 硬件抽象层]
    B --> B5[Linux Kernel]

    A --> C[核心组件]
    C --> C1[ActivityManager]
    C --> C2[WindowManager]
    C --> C3[PackageManager]
    C --> C4[ResourceManager]
    C --> C5[ContentProvider]
    C --> C6[View System]
    C --> C7[NotificationManager]
    C --> C8[TelephonyManager]

    A --> D[进程与通信]
    D --> D1[Binder IPC]
    D --> D2[AIDL]
    D --> D3[ Zygote]
    D --> D4[SystemServer]
    D --> D5[Handler 机制]
    D --> D6[ASHMEM 共享内存]

    A --> E[运行时]
    E --> E1[ART]
    E --> E2[Dalvik]
    E --> E3[JNI]
    E --> E4[Native Libraries]

    A --> F[服务与模块]
    F --> F1[System Services]
    F --> F2[PowerManager]
    F --> F3[AudioFlinger]
    F --> F4[SurfaceFlinger]
    F --> F5[InputManager]
    F --> F6[MediaFramework]

    A --> G[硬件相关]
    G --> G1[HAL 接口定义语言 HIDL]
    G --> G2[Sensor Framework]
    G --> G3[Camera HAL]
    G --> G4[Audio HAL]
    G --> G5[GPU/Graphics]

    A --> H[工具与调试]
    H --> H1[ADB]
    H --> H2[Logcat]
    H --> H3[Systrace]
    H --> H4[Dumpsys]
    H --> H5[Android Source Build]

    A --> I[定制与优化]
    I --> I1[ROM 定制]
    I --> I2[Bootloader]
    I --> I3[OTA 更新]
    I --> I4[Security SELinux]
    I --> I5[Performance Tuning]