Asynctask experience summary

1. AsyncTask Object creation code must call in the main thread ;

2. direct new AsyncTask Objects can cause memory leaks ;

3. execute The method must be invoked in the main thread. ;

4. execute Method in Android1.6 Before serial ,Android1.6 And then in parallel ,Android3.0 Post serial ;

5. Because in Android3.0 after ,execute() Method uses the default thread pool sequence defined internally , It may take a long time to execute doInBackground Method , So development should use executeOnExecutor() Method , Call the correct custom thread pool for concurrent execution .

https://www.jianshu.com/p/78b42b3f0cb4