Android native implementation of multi-threaded breakpoint download example code

Dear folks, I shan Hansan is back again. Today I bring you a multithreaded breakpoint download demo written in native Android.

Through this article, you can learn:

Demo runs on TV. Don't tangle with the problem of picture display.

The demo of file download has been completed. There is no time to upload and explain. Today, I will show and explain to you that pure native things can download files. I hope it can help you understand more basic problems of Android.

Our idea: establish a database, two tables, one to save network data, one to save the progress of local download, etc. When clicking the download button, start the downloadservice, compare and download

Let's take a look at the directory structure of Demo:

All steps are explained in great detail in the code. Be sure to look at the code (the following is the explanation of several important classes extracted)!

Database establishment and Dao

Dao adds, deletes, modifies and queries the database

Downloadservice main code

Download tool class downloadutil

GitHub address: https://github.com/Shanlovana/DownLoadFiles/

The above is the whole content of this article. I hope it will be helpful to your study, and I hope you can support programming tips.