With the rise of smart phones and mobile applications, the Android operating system has become the largest mobile operating system in the world, and the Android Framework, as one of its core components, plays a vital role. The Android Framework provides numerous APIs and tools, providing developers with a basis for building feature-rich, efficient and stable Android applications.
This article will explore the importance of the Android Framework and look forward to its positive impact on the industry outlook .
First of all, the importance of the Android Framework is reflected in its rich API and tools for developers. Through these APIs and tools, developers can easily implement various functions, such as graphics rendering, network communication, data storage, multimedia processing, etc. Android Framework provides a unified and stable development platform to help developers improve development efficiency and quality, and reduce development costs. This makes the development of Android applications easier and has wide adaptability, thereby promoting the rapid development of the mobile application industry.
Secondly, Android Framework provides rich third-party development support for application developers. There are a large number of open source libraries and frameworks in the Android application development ecosystem, which are all built on the Android Framework. Developers can use these excellent third-party libraries and frameworks to quickly build powerful and excellent Android applications. In this way, developers can quickly transform ideas into practical applications to meet user needs, thereby promoting the development of the entire application development industry.
In addition, the continuous update of the Android Framework not only brings more functions and technical support to developers, but also brings a broader development prospect to the industry. As an open operating system, Android focuses on integration with other technologies and platforms, such as the Internet of Things, artificial intelligence, virtual reality, etc. With the continuous development and application of these emerging technologies, Android Framework will play a more important role in promoting the integration of mobile applications and other fields. Android Framework also promotes the innovation and development of personal consumer electronics, smart home, smart transportation and other fields, creating more opportunities and value for the industry.
Many companies have begun to list Framework separately as a recruitment position :
From the perspective of salary, Framework development is much higher than ordinary business-level Android development. It can be seen how much these companies value talents who can develop Framework.
As the core component of the Android operating system, the Android Framework not only provides developers with rich APIs and tools, promotes the rapid development of mobile applications, but also brings broader development prospects to the industry. By constantly updating and integrating emerging technologies, the Android Framework will continue to promote the integration of mobile applications and other fields, creating more opportunities and innovations for the industry, heralding a promising industry prospect. As a developer, you must realize the importance of the Android Framework, and continue to pay attention to and learn related technologies and development trends to grasp future development opportunities.
And the Android development who has been in the business layer for many years wants to start learning the knowledge points of the Framework, but he doesn't know where to start, so he keeps procrastinating, and finally he didn't learn it. Although there are many video documents for online learning, they are basically It is relatively confusing, and it is difficult for people to find a way to learn it seriously.
In order to help you solve this problem, it took more than two weeks to fine-tune and organize this "Android Framework Study Notes" , which records: Handler, Binder, AMS, WMS, PMS, Event distribution mechanism, UI drawing... etc., almost all the knowledge points related to the Framework are recorded in the book, and the learning videos are organized, and will not be displayed due to platform restrictions
"Framework Core Knowledge Point Summary Manual" :https://qr18.cn/AQpN4J
Part of the implementation principle of the Handler mechanism:
1. Macro-theoretical analysis and Message source code analysis
2. MessageQueue source code analysis
3. Looper source code analysis
4. Handler source code analysis
5. Summary
Binder principle:
1. Knowledge points that must be understood before learning Binder
2. Binder mechanism in ServiceManager
3. System service registration process
4. ServiceManager startup process
5. System service acquisition process
6. Java Binder initialization
7. Java The registration process of system services in Binder
Zygote ：
- The startup process of the Android system and the startup process of Zygote
- The startup process of the application process
AMS source code analysis:
- Activity life cycle management
- onActivityResult execution process
- Detailed Explanation of Activity Stack Management in AMS
In-depth PMS source code:
1. PMS startup process and execution process
2. APK installation and uninstallation source code analysis
3. Intent-filter matching structure in PMS
WMS:
1. The birth of WMS
2. The important members of WMS and the addition process of Window
3. The deletion process of Window
"Android Framework Learning Manual":https://qr18.cn/AQpN4J
- Boot Init process
- Start the Zygote process at boot
- Start the SystemServer process at boot
- Binder driver
- AMS startup process
- The startup process of the PMS
- Launcher's startup process
- The four major components of Android
- Android system service - distribution process of Input event
- Android underlying rendering-screen refresh mechanism source code analysis
- Android source code analysis in practice
