Download file online

August 25, 2021 / Rating: 4.7 / Views: 846

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Android download manager tutorial

When Download Activity is created, it will first bind Download Service object use Service Connection and get Download Service’s Download Binder object. When click the start button, it will call Download Binder‘s start Download(String download Url, int progress) method. In this method, it will create an instance of Download Manager ( a sub class of Async Task ) and call it’s execute method to run the Async Task. The Download Manager will execute it’s do In Background method. In this method it will call Download Util‘s download File From Url method to download file. During the download process, Download Util will check the download progress and then call Download Manager‘s update Task Progress method to update download progress. In update Task Progress method, download manager will invoke Download Listener‘s on Update Download Progress method to send a head-up notification to show user what current download progress is.package com.dev2qa.example.service.download; import android. Activity Compat; import android.support.v4.content. R; public class Download Activity extends App Compat Activity package com.dev2qa.example.service.download; import Toast; public class Download Service extends Service package com.dev2qa.example.service.download; import IOException; public class Download Manager extends Async Taskpackage com.dev2qa.example.service.download; import Response Body; public class Download Util package com.dev2qa.example.service.download; import Notification Compat; import static android.content. When Download Activity is created, it will first bind Download Service object use Service Connection and get Download Service’s Download Binder object. When click the start button, it will call Download Binder‘s start Download(String download Url, int progress) method. In this method, it will create an instance of Download Manager ( a sub class of Async Task ) and call it’s execute method to run the Async Task. The Download Manager will execute it’s do In Background method. In this method it will call Download Util‘s download File From Url method to download file. During the download process, Download Util will check the download progress and then call Download Manager‘s update Task Progress method to update download progress. In update Task Progress method, download manager will invoke Download Listener‘s on Update Download Progress method to send a head-up notification to show user what current download progress is.package com.dev2qa.example.service.download; import android. Activity Compat; import android.support.v4.content. R; public class Download Activity extends App Compat Activity package com.dev2qa.example.service.download; import Toast; public class Download Service extends Service package com.dev2qa.example.service.download; import IOException; public class Download Manager extends Async Taskpackage com.dev2qa.example.service.download; import Response Body; public class Download Util package com.dev2qa.example.service.download; import Notification Compat; import static android.content.

date: 25-Aug-2021 22:01next


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