CN103685343A - File transfer method and file transfer system - Google Patents
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- CN103685343A CN103685343A CN201210321800.4A CN201210321800A CN103685343A CN 103685343 A CN103685343 A CN 103685343A CN 201210321800 A CN201210321800 A CN 201210321800A CN 103685343 A CN103685343 A CN 103685343A
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Abstract
The invention provides a file transfer method and a file transfer system. The method comprises the following steps: uploading block data through a mobile client; obtaining a memory address corresponding to the block data to be uploaded; judging whether a file where the block data is positioned is uploaded completely according to the memory address; if not, returning to the step of uploading the block data through the mobile client. The system comprises an uploading module, an address obtaining module and an uploading judging module, wherein the uploading module is used for uploading the block data; the address obtaining module is used for obtaining the memory address corresponding to the blocking data to be uploaded; the uploading judging module is used for judging whether the file where the blocking data is positioned is uploaded completely according to the memory address of the block data; if not, the uploading module is notified. With the adoption of the file transfer method and the file transfer system, the success rate of file transfer under weak network environment can be improved.
Description
Technical field
The present invention relates to network technology, particularly relate to a kind of document transmission method and system.
Background technology
Along with the lifting of mobile terminal disposal ability, mobile terminal, as the entrance of mobile Internet, is applied by increasing people, and then is depended on the transmission that mobile Internet is realized various files.For example, people, use in the process of mobile Internet, more strong to the demand of upload file, usually wish that by mobile terminal, some file being uploaded to a certain server that is arranged in mobile Internet stores, to share the file of uploading with other people.
But, for the mobile Internet accessing for mobile terminal, the network bandwidth is narrow, and unstable, under this vulnerable network environment, file transfer is forced to interrupt and failed situation occurs often, thereby make the success rate of file transfer very low, cannot meet people to the transmission demand in mobile Internet.
Summary of the invention
Based on this, be necessary the low problem of success rate for file transfer under vulnerable network environment, a kind of document transmission method that can improve transmission success rate is provided.
In addition, be also necessary to provide a kind of document transmission system that can improve transmission success rate.
A document transmission method, comprises the steps:
By mobile client, upload block data;
Obtain the corresponding memory address of block data to be uploaded;
According to described memory address, judge that whether described block data place file is uploaded completely, if not, returns to the described step of uploading block data by mobile client.
A document transmission system, comprises mobile client, and described mobile client comprises:
Upper transmission module, for uploading block data;
Address acquisition module, for obtaining the corresponding memory address of block data to be uploaded;
Upload judge module, for judging that according to the memory address of described block data whether described block data place file is uploaded completely, if not, notifies described upper transmission module.
In above-mentioned document transmission method and system, in mobile client, upload block data, and according to memory address, the block data of uploading is stored in service end, until block data place file is uploaded complete, in this document transmission process, whole file is to transmit one by one by the form of block data, therefore, when file transfer is interrupted if occur, do not need to re-start the transmission of file under vulnerable network environment, only need to again transmit corresponding block data, improve the success rate of file transfer under vulnerable network environment.
Accompanying drawing explanation
Fig. 1 is the flow chart of document transmission method in an embodiment;
Fig. 2 is the flow chart of document transmission method in another embodiment;
Fig. 3 is the flow chart of document transmission method in another embodiment;
Fig. 4 is the flow chart of document transmission method in another embodiment;
Fig. 5 is the application schematic diagram of document transmission method in an embodiment;
Fig. 6 is the application schematic diagram of document transmission method in another embodiment;
Fig. 7 is the structural representation of document transmission system in an embodiment;
Fig. 8 is the structural representation of document transmission system in another embodiment;
Fig. 9 is the structural representation of document transmission system in another embodiment;
Figure 10 is the structural representation of document transmission system in another embodiment;
Figure 11 is the structural representation of document transmission system in another embodiment.
Embodiment
As shown in Figure 1, in one embodiment, a kind of document transmission method, comprises the steps:
Step S110, uploads block data by mobile client.
In the present embodiment, mobile client is the client running in mobile terminal.Several block datas of dividing are uploaded to service end one by one, wherein, block data is that the file that need are uploaded is divided and obtained according to certain size, and a series of block data has formed complete file, and this document can be the file of various multimedia files or other form.
Step S130, obtains the corresponding memory address of block data to be uploaded.
In the present embodiment, the block data that will upload in service end storage after having uploaded a certain block data, now, obtain the corresponding memory address of next block data in service end, and return to mobile client, so that mobile client gets the corresponding memory address of block data to be uploaded.Concrete, memory address can be the network address, IP address, can be also the corresponding side-play amount in starting position in block data.
Step S150, judges according to memory address whether block data place file is uploaded completely, if not, returns to step S110, if so, finishes.
In the present embodiment, if determine block data, uploaded when complete, will no longer carry out uploading of block data, if determine block data, also do not uploaded completely, needed to continue to upload one by one remaining block data, until block data is uploaded completely.
In one embodiment, memory address is the corresponding side-play amount of block data to be uploaded, the detailed process of above-mentioned steps S150 is: obtain file size, judge whether the corresponding side-play amount of block data to be uploaded reaches the file size obtaining, if not, return to step S110, if, the block data that assembling is uploaded, reduction obtains corresponding file.
In the present embodiment, the corresponding side-play amount of block data to be uploaded is that service end issues, for having identified block data to be uploaded in the memory location of service end, characterized block data to be uploaded the starting position of service end and with on linking between a block data.By the corresponding side-play amount of block data to be uploaded, can be informed in the data volume of having uploaded in the file being comprised of several block datas, wherein, this data volume is the difference between side-play amount and 1.
When determining the corresponding side-play amount of block data to be uploaded and reached the file size obtaining, notification service end file is uploaded complete, now, service end will issue sign to mobile client, to facilitate user to know that file uploaded complete.
As shown in Figure 2, in another embodiment, before above-mentioned steps S110, also comprise the steps:
Step S210, obtains the upload request that mobile client is initiated, and sets up the index information of file according to upload request.
In the present embodiment, when user need to be via mobile client upload file, by initiate upload request by mobile client, set up the connection between mobile client and service end, fileinfo and/or user profile in this upload request, have been recorded, now, first the index information of file will be set up according to the upload request receiving.The content recording in this index information can be determined according to the information in upload request, for example, in index information, can comprise fileinfo, also can comprise fileinfo and user profile.
With block data, this file that in form passes to service end will be take the content that records in index information and stored as index, for example, if the content recording in index information is filename, the file of uploading is associated with filename, in follow-up search procedure, according to filename, finds rapidly corresponding document; If the content recording in index information is filename and user ID, the file of uploading is associated with name and user ID simultaneously, in follow-up ff process, can find rapidly corresponding document according to filename or user ID.This will make index information and several block datas can Separate Storage, and then by the best mode of this storage mass data of Separate Storage, realize the orderly management of mass data.
Step S230, according to the check information of index information spanned file and memory address, and is back to mobile client.
In the present embodiment, from index information, can get corresponding fileinfo and/or user profile, and then generate check information according to the fileinfo getting and/or user profile.Due to for being stored in the file of service end, the associated index information of each file is all unique, therefore according to the resulting check information of index information, will be also unique, the corresponding check information of each file is different, therefore, can that is to say by the block data in check information identification document and file, the corresponding check information of several block datas in a file is consistent.
The detailed process of above-mentioned steps S110 is: encapsulation block data and check information, and by mobile client, according to memory address, upload block data and the check information of encapsulation.
In the present embodiment, after having issued check information and memory address according to upload request to mobile terminal in service end, mobile terminal will encapsulate block data and check information, and upload according to the memory address issuing.
As shown in Figure 3, in another embodiment, after above-mentioned steps S110, also comprise the steps:
Step S310, verifies according to the check information receiving, and whether the block data that judgement receives belongs to and the corresponding file of index information, if so, enters step S330, if not, enters step S350.
In the present embodiment, because check information has identified the block data in file uniquely, therefore by check information, verify whether several block datas of uploading are identical file and/or the corresponding block data of same user, if, the block data that explanation receives is errorless, can store, if not, the block data that explanation receives has problem, must again upload.
Step S330, memory partitioning data.
Step S350, removes block data.
As shown in Figure 4, in another embodiment, before above-mentioned steps S110, also comprise:
Step S410, obtains user ID and fileinfo by mobile client, according to user ID and fileinfo, generates upload request, and initiates the upload request of generation.
In the present embodiment, when user need to upload a certain file, from mobile client, obtain current logined user ID and the fileinfo of file to be uploaded, this document information can be the information such as filename, and then the upload request that has comprised user ID and fileinfo to service end initiation.
Step S430 extracts user ID and fileinfo from the upload request receiving.
Step S450, in index information, whether locating file information exists, and if so, enters step S470, if not, enters step S110.
In the present embodiment, in service end, stored the file of magnanimity, these files can be uploaded and be obtained by mobile client, can be also that the client upload by moving in other terminal obtains, and are to take that the user profile that records in index information or fileinfo be index.Therefore, when receiving upload request, by first searching in the fileinfo that the index information of service end storage records according to the fileinfo in upload request, whether there is the fileinfo consistent with fileinfo in upload request, if exist, do not need to carry out uploading of file, only need the associated file of this index information is associated with the user ID in upload request, if do not exist, need to complete in the mode of block data uploading of whole file.
Step S470, obtains the file that index information is corresponding.
Step S490, is associated user ID and file corresponding to index information.
In the present embodiment, the detailed process of above-mentioned steps S490 is: according to the user ID of extracting in upload request and fileinfo, set up new index information, and then index information and the file getting are associated, make user ID and file set up corresponding relation in index information, this is, user does not need upload file, has greatly saved system resource and Internet resources, need not be subject to packet loss and the impact that is connected easy disconnection under vulnerable network environment.
Below in conjunction with a specific embodiment, elaborate above-mentioned document transmission method.In this embodiment, as shown in Figure 5, the mobile client that user moves in mobile terminal 510 is initiated the upload request of file, Control Server 530 will be set up the index information of file after receiving upload request in cloud storage server 550 according to upload request, now, cloud storage server 550 is by according to the check information of index information spanned file and memory address, and return to mobile client by Control Server 530, mobile client is packaged together block data and check information, according to the memory address of returning, upload block data and the check information of encapsulation.
Block data hereof upload complete after, cloud storage server 550 will be assembled several block datas, with original also, and then realize the storage of file in cloud storage server 550.
As shown in Figure 6, in a sharing files scene, user B uploads to cloud storage server 550 by film M1 via Control Server 530 by portable computer 610 and stores, and generates corresponding index information and be associated with the film M1 uploading.
User A initiates the upload request of film M1 by the mobile client 510 of operation in mobile terminal 510, now, whether Control Server 530 will be searched and exist file to be called M1 in the index information in 550 storages of cloud storage server, if, obtain the associated file of index information of this file M1 by name, be film M1, and it is associated with the corresponding user ID of user A.
As shown in Figure 7, in one embodiment, a kind of document transmission system, comprises mobile client 10, and this mobile client 10 comprises transmission module 110, address acquisition module 130 and uploads judge module 150.
In the present embodiment, mobile client 10 is the clients that run in mobile terminal.Upper transmission module 110 uploads to service end one by one by several block datas of dividing, wherein, block data is that the file that need are uploaded is divided and obtained according to certain size, a series of block data has formed complete file, and this document can be the file of various multimedia files or other form.
In the present embodiment, the block data that address acquisition module 130 will be uploaded in service end storage after having uploaded a certain block data, now, obtain the corresponding memory address of next block data in service end, and return to mobile client 10, so that address acquisition module 130 gets the corresponding memory address of block data to be uploaded.Concrete, memory address can be the network address, IP address, can be also the corresponding side-play amount in starting position in block data.
Upload judge module 150, for according to the memory address of block data, judge block data place file whether upload complete, if not, the upper transmission module 110 of notice.
In the present embodiment, if uploading judge module 150 determines block data and has uploaded when complete, uploading of block data will no longer be carried out, if determining block data does not also upload complete, need to notify transmission module 110 to continue to upload one by one remaining block data, until block data is uploaded completely.
As shown in Figure 8, in one embodiment, memory address is the corresponding side-play amount of block data to be uploaded, and above-mentioned document transmission system also comprises file recovery module 210.
The above-mentioned judge module 150 of uploading, also for obtaining file size, judges whether the corresponding side-play amount of block data to be uploaded reaches the file size obtaining, if not, and the upper transmission module 110 of notice, if so, circular document recovery module.
File recovery module is for assembling the block data of uploading, and reduction obtains corresponding file.
In the present embodiment, the corresponding side-play amount of block data to be uploaded is that service end issues, for having identified block data to be uploaded in the memory location of service end, characterized block data to be uploaded the starting position of service end and with on linking between a block data.Upload judge module 150 and can be informed in by the corresponding side-play amount of block data to be uploaded the data volume of having uploaded in the file being comprised of several block datas, wherein, this data volume is the difference between side-play amount and 1.
When uploading judge module 150 and determine the corresponding side-play amount of block data to be uploaded and reached the file size obtaining, notification service end file is uploaded complete, now, service end will issue sign to mobile client 10, to facilitate user to know that file uploaded complete.
As shown in Figure 9, in another embodiment, above-mentioned document transmission system also comprises that request processing module 310 and information returns to module 330.
In the present embodiment, when user need to be via mobile client 10 upload file, by initiating upload request by mobile client 10, set up the connection between mobile client 10 and service end, fileinfo and/or user profile in this upload request, have been recorded, now, first request processing module 310 will set up the index information of file according to the upload request receiving.The content recording in this index information can be determined according to the information in upload request, for example, in index information, can comprise fileinfo, also can comprise fileinfo and user profile.
With block data, this file that in form passes to service end will be take the content that records in index information and stored as index, for example, if the content recording in index information is filename, the file of uploading is associated with filename, in follow-up search procedure, according to filename, finds rapidly corresponding document; If the content recording in index information is filename and user ID, the file of uploading is associated with name and user ID simultaneously, in follow-up ff process, can find rapidly corresponding document according to filename or user ID.This will make index information and several block datas can Separate Storage, and then by the best mode of this storage mass data of Separate Storage, realize the orderly management of mass data.
Information is returned to module 330, for according to the check information of index information spanned file and memory address, and is back to mobile client 10.
In the present embodiment, information is returned to module 330 can get corresponding fileinfo and/or user profile from index information, and then generates check information according to the fileinfo getting and/or user profile.Due to for being stored in the file of service end, the associated index information of each file is all unique, therefore according to the resulting check information of index information, will be also unique, the corresponding check information of each file is different, therefore, can that is to say by the block data in check information identification document and file, the corresponding check information of several block datas in a file is consistent.
Above-mentioned upper transmission module 110 is also for encapsulating block data and check information, and according to memory address, uploads block data and the check information of encapsulation.
In the present embodiment, after having issued check information and memory address according to upload request to mobile terminal in service end, upper transmission module 110 will encapsulate block data and check information, and upload according to the memory address issuing.
As shown in figure 10, in another embodiment, above-mentioned document transmission system also comprises storage authentication module 410.This storage authentication module 410 is for verifying according to the check information that receives, and whether the block data that judgement receives belongs to and the corresponding file of index information, and if so, memory partitioning data, if not, remove block data.
In the present embodiment, because check information has identified the block data in file uniquely, therefore storing authentication module 410 verifies by check information whether several block datas of uploading are identical file and/or the corresponding block data of same user, if, the block data that explanation receives is errorless, can store, if not, the block data that explanation receives has problem, must again upload.
In another embodiment, above-mentioned mobile client 10 also comprises request initiation module.This request initiation module is used for obtaining user ID and fileinfo, according to user ID and fileinfo, generates upload request, and initiates the upload request of generation.
As shown in figure 11, above-mentioned document transmission system also comprises extraction module 510, searches module 530 and relating module 550.
In the present embodiment, when user need to upload a certain file, from mobile client 10, obtain current logined user ID and the fileinfo of file to be uploaded, this document information can be the information such as filename, and then the upload request that has comprised user ID and fileinfo to service end initiation.
In the present embodiment, in service end, stored the file of magnanimity, these files can be uploaded and be obtained by mobile client 10, can be also that the client upload by moving in other terminal obtains, and are to take that the user profile that records in index information or fileinfo be index.Therefore, search module 430 when receiving upload request, by first searching in the fileinfo that the index information of service end storage records according to the fileinfo in upload request, whether there is the fileinfo consistent with fileinfo in upload request, if exist, do not need to carry out uploading of file, only need the associated file of this index information is associated with the user ID in upload request, if do not exist, need to complete in the mode of block data uploading of whole file.
Relating module 550, for being associated user ID and file corresponding to index information.
In the present embodiment, relating module 550 is set up new index information according to the user ID of extracting in upload request and fileinfo, and then index information and the file getting are associated, make user ID and file set up corresponding relation in index information, this is, user does not need upload file, has greatly saved system resource and Internet resources, need not be subject to packet loss and the impact that is connected easy disconnection under vulnerable network environment.
In above-mentioned document transmission system, request processing module, information are returned to module, storage authentication module, extraction module, are searched module and relating module can be arranged at service end, in background server.
In above-mentioned document transmission method and system, in mobile client, upload block data, and according to memory address, the block data of uploading is stored in service end, until block data place file is uploaded complete, in this document transmission process, whole file is to transmit one by one by the form of block data, therefore, when file transfer is interrupted if occur, do not need to re-start the transmission of file under vulnerable network environment, only need to again transmit corresponding block data, improve the success rate of file transfer under vulnerable network environment.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, to come the hardware that instruction is relevant to complete by computer program, described program can be stored in a computer read/write memory medium, this program, when carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
The above embodiment has only expressed several execution mode of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection range of patent of the present invention should be as the criterion with claims.
Claims (12)
1. a document transmission method, comprises the steps:
By mobile client, upload block data;
Obtain the corresponding memory address of block data to be uploaded;
According to described memory address, judge that whether described block data place file is uploaded completely, if not, returns to the described step of uploading block data by mobile client.
2. document transmission method according to claim 1, is characterized in that, describedly also comprises before uploading the step of block data by mobile client:
Obtain the upload request that described mobile client is initiated, according to described upload request, set up the index information of file;
According to described index information, generate check information and the memory address of described file, and be back to described mobile client.
3. document transmission method according to claim 2, is characterized in that, the described step of uploading block data by mobile client is:
Encapsulate described block data and check information, and according to described memory address, upload block data and the check information of described encapsulation by described mobile client.
4. document transmission method according to claim 3, is characterized in that, describedly also comprises after uploading the step of block data by mobile client:
According to the described check information receiving, verify, whether the block data receiving described in judgement belongs to the corresponding file of index information, if so, stores described block data, if not, and
Remove described block data.
5. document transmission method according to claim 1, is characterized in that, described memory address is the corresponding side-play amount of block data to be uploaded, describedly according to described memory address, judges whether described block data place file is uploaded complete detailed process and be:
Obtain file size, judge the file size that the corresponding side-play amount of described block data to be uploaded is obtained described in whether reaching, if not, return to the described step of uploading block data by mobile client, if so,
The block data of uploading described in assembling, reduction obtains corresponding file.
6. document transmission method according to claim 2, is characterized in that, describedly also comprises before uploading the step of block data by mobile client:
By described mobile client, obtain user ID and fileinfo, according to described user ID and fileinfo, generate upload request, and initiate the upload request of described generation;
From the upload request of described reception, extract user ID and fileinfo;
In described index information, search described fileinfo and whether exist, if so, obtain the corresponding file of described index information;
Described user ID and file corresponding to described index information are associated.
7. a document transmission system, is characterized in that, comprises mobile client, and described mobile client comprises:
Upper transmission module, for uploading block data;
Address acquisition module, for obtaining the corresponding memory address of block data to be uploaded;
Upload judge module, for judging that according to the memory address of described block data whether described block data place file is uploaded completely, if not, notifies described upper transmission module.
8. document transmission system according to claim 7, is characterized in that, described system also comprises:
Request processing module, for obtaining the upload request of described mobile client initiation, sets up the index information of file according to described upload request;
Information is returned to module, for generate check information and the memory address of described file according to described index information, and is back to described mobile client.
9. document transmission system according to claim 8, is characterized in that, described upper transmission module is also for encapsulating described block data and check information, and according to described memory address, uploads block data and the check information of described encapsulation.
10. document transmission system according to claim 9, is characterized in that, described system? also comprise:
Storage authentication module, verifies for the check information receiving described in basis, whether the block data receiving described in judgement belongs to and the corresponding file of index information, if so, stores described block data, if not, removes described block data.
11. document transmission systems according to claim 7, is characterized in that, described memory address is the corresponding side-play amount of block data to be uploaded, and described system also comprises file recovery module;
The described judge module of uploading is also for obtaining file size, judges the file size that the corresponding side-play amount of described block data to be uploaded is obtained described in whether reaching, if not, and the upper transmission module of notice, if so, circular document recovery module;
Described file recovery module is the block data for uploading described in assembling also, and reduction obtains corresponding file.
12. document transmission systems according to claim 8, is characterized in that, described mobile client also comprises:
Request initiation module, for obtaining user ID and fileinfo, generates upload request according to described user ID and fileinfo, and initiates the upload request of described generation;
Described system also comprises:
Extraction module, for extracting user ID and fileinfo from the upload request receiving;
Search module, for searching described fileinfo at described index information, whether exist, if so, obtain the corresponding file of described index information;
Relating module, for being associated described user ID and file corresponding to described index information.
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| CN107277179A (en) * | 2017-08-10 | 2017-10-20 | 安徽声讯信息技术有限公司 | A kind of big document transmission system shared based on packet |
| CN107465745A (en) * | 2017-08-10 | 2017-12-12 | 安徽声讯信息技术有限公司 | A kind of breakpoint transmission control system based on big sharing files |
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