Android/java http multi-thread breakpoint download (with source code)
First look at the project structure:
The multi‑thread http breakpoint download involves several modules, such as databases, multithreading, and http requests. It is not difficult to find out many things. Next, I will share my practices with you.
I. first look at MainActivity. java
Member varia
Android Simulator Source DownloadThe download of the source code of Android Simulator is similar to the download process of Android AOSP Source Library, you can refer to Google's official Android Source
already registered as an apple developer, you will have to create an Apple id in order to download.2. Install macports from http://www.macports.org /.3. Make sure that/opt/local/bin appears in your path before/usr/bin. If not, addExport Path =/opt/local/bin: $ pathTo your ~ /. Bash_profile.4. Get make, git, and GPG packages from Port:$ Posixly_correct = 1 sudo port install gmake libsdl Git-core GnuPGIf using Mac OS 10.4, also install bison:$ Posixly_
user directory, create a directory for storing Andorid and a bin directory.1. Install Git and Repo tools for version management and Code SynchronizationSudo apt-get install git-core curlMkdir sourcecode
Cd sourcecodeMkdir binCd binCurlHttp://android.git.kernel.org/repo> RepoSudo chmod a + x repo (get repo permission)
You can modify the environment variables for the repo command and add the following to the. bashrc file:Export Path = $ Ptah :~ /Bin/(never miss "~", Overwrite the path. Some comma
directory, create a directory for storing andorid and a bin directory.1. Install git and repo tools for version management and Code SynchronizationSudo apt-Get install Git-core curlMkdir sourcecode
CD sourcecodeMkdir BinCD BinCurl http://android.git.kernel.org/repo> RepoSudo chmod A + x repo (get repo permission)
You can modify the environment variables for the repo command and add the following to the. bashrc file:Export Path = $ Ptah :~ /Bin/(never miss "~", Overwrite the path. Some commands
Download full source code and sub-module source code for Android 4.4
In the past, you can use the git clone method to download the source code of a single Android directory. However, Google has made changes to the source code management website and direct use of the source code has become invalid. This article describe
Reprint Please specify source: http://blog.csdn.net/l1028386804/article/details/46883927I. OverviewWhen it comes to downloading files from Android, the Android API explicitly requires time-consuming operations to be executed in a sub-thread, and the download of the file is no doubt a lengthy one, so the download of the
Original: 2018 Unity combined with Android SDK download installation and configuration tutorial
First statement: Unity version 2017.1f3???? recently try to use NetEase in unity to do AR Development, publish project files need to publish to the Android platform, encountered some problems, read some information on the internet, stepped on some pits, now summed
efficiency of multiple threads slows down (assuming that the speed is roughly the same).
So in the implementation of multithreading to download the same task when we need to understand the truth. Let's take a look at an additional picture.
This diagram is actually very simple to illustrate the principle of the ... We divide a task into several parts. Then open a number of threads to download the corres
This case is to implement multi‑thread breakpoint download of an object, that is, after a part of the object is interrupted, you can continue to download the object with the current progress and display the progress through the progress bar. That is to say, when the file starts to be downloaded, the local file with the download progress of each thread is automati
Jump
Http://blog.chinaunix.net/uid-25033252-id-3641350.html
This article is based on ubuntu10.10.
1. Because we need an android simulator, We need to install the android SDK and create an AVD,
You can name it avd15, avd22, avd23 ,...
Avd15 corresponds to 1.5, avd22 corresponds to 2.2, and avd23 corresponds to 2.3 ,...
Get the. config file:
Start the simulator avd15:
$ Emulator-AVD avd15
$ Pull/proc/config
How to Implement multi‑thread breakpoint download in Android
This example describes how to implement multi‑thread breakpoint download in Android. Share it with you for your reference. The specific implementation method is as follows:
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Reprint Please specify source: http://blog.csdn.net/l1028386804/article/details/46883927I. OverviewSpeaking of downloading files from Android. The Android API clearly requires time-consuming operations to be run in a sub-thread, and the download of the file will undoubtedly take a while. So you want to put the download
DownloadManager is introduced in Android 2.3 to process complex file downloads, including checking whether users have data connections (WIFI or mobile data ), when a user moves from a data-connected location to a non-connected location (for example, an access point that leaves Wi-Fi or 3G data), ensure that the device remains awake during the download process. DownloadManager can process HTTP URLs, but cann
Reprinted from doyee and finally edited doyee
To develop Android applications, the SDK does notSource codeIn this way, it is too troublesome during development. The following describes how to download the sourceCodeAnd how to configure. Git is required to download the source code. Download a git first. The f
Download the android source from China mirrorsPreviously all from Google's site download synchronized updates, but now has a domestic mirror site is much betterHelp Https://wiki.tuna.tsinghua.edu.cn/MirrorUsage/androidWarehouse Address:Git://aosp.tuna.tsinghua.edu.cn/android/Using a browser to access:Http://aosp.tuna.t
In order to develop android applications, it is too troublesome to find the sdk has no source code during development. The following describes how to download the source code and configure it.
Git is required to download the source code. Download a git first. The following operations are completed in windows.
After ins
is optional.(2 ). the offlineservice process is separated from the application, for example, the application process is "CN. cnblogs. tianxia. download, the offline download service process is set to "CN. cnblogs. tianxia. download. offline ", the relationship between the Process and the application. Of course, this will bring about a new problem: inter-process
PrefaceThis chapter provides a very practical function-download online videos. We also need to think about the product design and how to better integrate the newly added functions into existing products when it comes to multithreading, thread update, and other technologies, it's not just a simple interface. You are welcome to discuss product design and technical details!
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