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Method and system for downloading files on the basis of switching download sources

A file download and downloaded technology, applied in transmission systems, electrical components, etc., can solve problems such as download failures, improve the download experience, save mobile phone traffic and operation time.

Active Publication Date: 2016-07-06
ALIBABA (CHINA) CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In view of the above problems, the purpose of the present invention is to provide a file download method and system based on switching download sources, so as to solve the problem that the current mobile phone browser fails to download files due to the timeliness of the download source target address in the process of downloading files.

Method used

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  • Method and system for downloading files on the basis of switching download sources
  • Method and system for downloading files on the basis of switching download sources
  • Method and system for downloading files on the basis of switching download sources

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Embodiment Construction

[0028] In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that these embodiments may be practiced without these specific details.

[0029] In the following description of the specific embodiments of the present invention, "server" and "content distribution server" both refer to computer software used to manage resources and provide services for users, and "content distribution server" can be understood as a "server" One but not the only form of expression.

[0030] In view of the timeliness of the above-mentioned download address or cookie, the problem that the target file cannot be downloaded after it expires and the file download fails, the present invention will download the source target address, cookie, and link address of the target file during the file download process. Important information such as website address and web...

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Abstract

The invention provides a method and system for downloading files on the basis of switching download sources. The method comprises following steps: sending a file download request to a server and receiving a download source target address and a cookie corresponding to an object file fed back from the server; saving link addresses and webpage addresses of the download source target address, the cookie, and the object file, wherein the webpage addresses are the addresses of web pages where the link addresses locate; sending a request again to the server to obtain a new download source target address and cookie corresponding to the object file according to the saved link addresses and webpage addresses when the download of the object file fails due to the invalidation of the download source target addresses and / or cookie; continuing downloading the object file according to the new download source target address, cookie and downloaded progress. By means of the above method and system, download interrupted files can be continued to be downloaded so that time and flow are saved.

Description

technical field [0001] The present invention relates to the technical field of mobile browsers, and more specifically, to a method and system for downloading files based on switching download sources. Background technique [0002] Mobile phone download is a general term for downloading resources from a computer or network to a mobile phone through the network, data cable or Bluetooth. The resources include e-books, music, movies, software, pictures, etc. At present, many resource websites use a content distribution server to manage download resources. When a user clicks a file download address to download a file through a mobile browser, the content distribution server will generate a download source and destination address according to the user's selection. [0003] However, the download source target address generated by the content distribution server has a certain timeliness, and the download resource target address will become invalid after a period of time, such as one...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L29/08H04L69/40
CPCH04L69/40H04L69/329H04L67/06H04L67/02
Inventor 梁捷郭华课罗新武
Owner ALIBABA (CHINA) CO LTD
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