CN104158907A - Method and device of downloading application program file - Google Patents
Method and device of downloading application program file Download PDFInfo
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- CN104158907A CN104158907A CN201410436254.8A CN201410436254A CN104158907A CN 104158907 A CN104158907 A CN 104158907A CN 201410436254 A CN201410436254 A CN 201410436254A CN 104158907 A CN104158907 A CN 104158907A
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Abstract
The invention relates to a method and a device of downloading an application program file. The method comprises the following steps of: before starting an application program of a client, judging whether the application program file is downloaded from the client locally; if the application program file is downloaded from the client locally, comparing a file list of the application program locally downloaded from the client and a file list issued by a server; and updating and downloading the corresponding application program file according to a comparison result. According to the method and the device, the effective control of downloading of the application program file is implemented, the operating performance of the application program is improved, and the adaptive error generated in a startup or operation process of the application program is prevented.
Description
Technical field
The present invention relates to picture Processing Technique field, relate in particular to a kind of application file method for down loading and device.
Background technology
At present, client application, when starting, due to programming tool self-defects such as Java, easily produces various adaptive problems, causes application program launching, run-time error, makes application program operation uncontrollable.
Summary of the invention
The embodiment of the present invention provides a kind of application file method for down loading and device, is intended to realize effective control that application programs file is downloaded, and improves the runnability of application program.
The embodiment of the present invention has proposed a kind of application file method for down loading, comprising:
Before client application starts, judge whether client terminal local is loaded with down application file;
If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared;
According to comparison result, to corresponding application file, carry out more newly downloaded.
The embodiment of the present invention also proposes a kind of application file download apparatus, comprising:
Judge module, for before client application starts, judges whether client terminal local is loaded with down application file;
Comparing module, if be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared;
Download module, for carrying out more newly downloaded according to comparison result to corresponding application file.
A kind of application file method for down loading and device that the embodiment of the present invention proposes, before client application starts, judge whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, corresponding application file is carried out more newly downloaded, thereby realized effective control that application programs file is downloaded, improved the runnability of application program, prevent from producing in application program launching or running adaptive mistake.
Accompanying drawing explanation
Fig. 1 is the hardware running environment schematic diagram that application file method for down loading embodiment of the present invention relates to;
Fig. 2 is the schematic flow sheet of application file method for down loading the first embodiment of the present invention;
Fig. 3 is the schematic flow sheet of application file method for down loading the second embodiment of the present invention;
Fig. 4 is the schematic flow sheet of application file method for down loading the 3rd embodiment of the present invention;
Fig. 5 is a kind of example schematic of embodiment of the present invention application file method for down loading;
Fig. 6 is the high-level schematic functional block diagram of application file download apparatus the first embodiment of the present invention;
Fig. 7 is the high-level schematic functional block diagram of application file download apparatus the second embodiment of the present invention.
In order to make technical scheme of the present invention clearer, clear, below in conjunction with accompanying drawing, be described in further detail.
Embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The main solution of the embodiment of the present invention is: before client application starts, judge whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, corresponding application file is carried out more newly downloadedly, effective control of downloading to realize application programs file, improves the runnability of application program, prevents from producing in application program launching or running adaptive mistake.
As shown in Figure 1, Fig. 1 is the hardware running environment schematic diagram that embodiment of the present invention scheme relates to, be specially a kind of structural representation of application file download apparatus place terminal, this terminal can be PC, can be also the mobile terminal of the set up applications such as mobile phone, panel computer.
As shown in Figure 1, this terminal can comprise: processor 1001, CPU for example, network interface 1004, user interface 1003, memory 1005, communication bus 1002.Wherein, communication bus 1002 is for realizing the connection communication between these assemblies.User interface 1003 can comprise display screen (Display), keyboard (Keyboard), and selectable user interface 1003 can also comprise wireline interface, the wave point of standard.Network interface 1004 optionally can comprise wireline interface, the wave point (as WI-FI interface) of standard.Memory 1005 can be high-speed RAM memory, can be also stable memory (non-volatile memory), for example magnetic disc store.Memory 1005 can also be optionally the storage device that is independent of aforementioned processing device 1001.As shown in Figure 1, in the memory 1005 as a kind of computer-readable storage medium, can comprise that operating system, network communication module, Subscriber Interface Module SIM and application file download.
In the terminal shown in Fig. 1, network interface 1004 is mainly used in connection server, carries out data communication with server; User interface 1003 is mainly used in connecting client, carries out data communication with client; And processor 1001 can download for calling the application file of storage in memory 1005, and carry out following operation:
Before client application starts, judge whether client terminal local is loaded with down application file;
If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, to corresponding application file, carry out more newly downloaded.
Further, in one embodiment, the application file that processor 1001 calls in memory 1005 storage downloads and can carry out following operation:
If client terminal local does not have down load application program file, from described server full dose down load application program file.
Further, in one embodiment, the application file that processor 1001 calls in memory 1005 storage downloads and can carry out following operation:
If by comparison, in the listed files that the listed files of the application program that client terminal local is downloaded issues with server, quantity of documents is consistent, the password that the All Files of client terminal local being downloaded adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set;
If by comparison, in the listed files of the application program that client terminal local is downloaded and the listed files that server issues, quantity of documents is inconsistent, the password that the file client terminal local having been existed adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; And will be in the listed files of server exist and file that client terminal local does not have is put into and downloaded set;
File in described download set is downloaded to client terminal local from described server.
Further, in one embodiment, the application file that processor 1001 calls in memory 1005 storage downloads and can carry out following operation:
After download completes, start described client application.
The present embodiment, by such scheme, before client application starts, judges whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, to corresponding application file, carry out more newly downloaded, if client terminal local does not have down load application program file, from server full dose down load application program file, thereby realized effective control that application programs file is downloaded, improve the runnability of application program, prevented from producing in application program launching or running adaptive mistake.
Based on above-mentioned hardware structure and software architecture, application file method for down loading embodiment of the present invention is proposed.
As shown in Figure 2, first embodiment of the invention proposes a kind of application file method for down loading, comprising:
Step S101, before client application starts, judges whether client terminal local is loaded with down application file;
The terminal that the present embodiment method running environment relates to can, for the mobile terminal such as mobile phone, panel computer of various client applications is installed, can be also PC terminal.
Because existing client application is when starting, because of programming tool self-defects such as Java, easily produce various adaptive problems, cause application program launching, run-time error, make application program uncontrollable.
The present embodiment scheme can realize effective control of downloading with application programs file, improves the runnability of application program, prevents from producing in application program launching or running adaptive mistake.
First, before client application starts, judge whether client terminal local is loaded with down application file, so that application programs file is downloaded or the validity of the application file of having downloaded is carried out to verification.
Wherein, the startup of client application can be by user's clicking trigger on client end interface.
And can be to trigger while starting application program user to the judgement whether client terminal local is loaded with down application file, also can be judged in advance by client.
Step S102, if be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared;
If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared, and judge that whether the quantity of documents that both comprise is consistent.
Step S103, carries out more newly downloaded according to comparison result to corresponding application file.
If by comparison, in the listed files that the listed files of the application program that client terminal local is downloaded issues with server, quantity of documents is consistent, the password that the All Files of client terminal local being downloaded adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; For the file that verification is consistent, can ignore and not process.
The password of this setting can be MD5, also can, for other verification password, at this, not do concrete restriction.
If by comparison, in the listed files of the application program that client terminal local is downloaded and the listed files that server issues, quantity of documents is inconsistent, the password that the file client terminal local having been existed adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; And will be in the listed files of server exist and file that client terminal local does not have is put into and downloaded set.
Finally, the file in described download set is downloaded to client terminal local from described server.
The present embodiment, by such scheme, before client application starts, judges whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, corresponding application file is carried out more newly downloaded, thereby realized effective control that application programs file is downloaded, improved the runnability of application program, prevent from producing in application program launching or running adaptive mistake.
It should be noted that, in above-described embodiment, when the password that the file that client terminal local is downloaded adopts server to set carries out verification, specifically can adopt following checkschema:
With MD5, be verified as example, the file of downloading for client terminal local (this document can exist with the form of bag), all adopts MD5 algorithm to process by the processing platform of setting, and makes each file be provided with a MD5 value; Equally, at server side, each file of storing on server all adopts same MD5 algorithm to be provided with a MD5 value.
When the file that client terminal local is downloaded carries out cryptographic check, first, resolve the file that client terminal local is downloaded, obtain the MD5 value of this document, then, from server, pull the MD5 value of corresponding file, both are compared, if consistent, show verification succeeds, otherwise, verification failure shown.
As shown in Figure 3, second embodiment of the invention proposes a kind of application file method for down loading, on the basis of the first embodiment shown in above-mentioned Fig. 2, at above-mentioned steps S101: after judging whether client terminal local is loaded with application file down, also comprise:
Step S104, if client terminal local does not have down load application program file, from described server full dose down load application program file.
The difference of the first embodiment shown in the present embodiment and above-mentioned Fig. 2 is, the present embodiment also comprises the processing scheme that client terminal local be there is no to down load application program file situation.
If client terminal local does not have down load application program file, from server full dose down load application program file, and to the application file of downloading without carrying out again cryptographic check.
The present embodiment, by such scheme, before client application starts, judges whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, to corresponding application file, carry out more newly downloaded, if client terminal local does not have down load application program file, from server full dose down load application program file, thereby realized effective control that application programs file is downloaded, improve the runnability of application program, prevented from producing in application program launching or running adaptive mistake.
As shown in Figure 4, third embodiment of the invention proposes a kind of application file method for down loading, on the basis of the second embodiment shown in above-mentioned Fig. 3, also comprises:
Step S105, after download completes, starts described client application.
The difference of the second embodiment shown in the present embodiment and above-mentioned Fig. 3 is, the present embodiment also comprises the scheme that starts application program after application file is downloaded.Other is identical with the second embodiment.
Verification password take below as MD5, the present embodiment scheme is described in detail.
As shown in Figure 5, the present embodiment method is carried in the downloader in terminal with client software form, its concrete handling process is as follows:
1, start downloader, judge whether this locality downloaded file, if do not downloaded, full dose is downloaded the file in server (server), and enters step 6; If downloaded, enter step 2.
2, list local file list and server being issued contrasts, if comparing result quantity is consistent, enters step 3; If comparing result quantity is inconsistent, enter step 4;
If 3 comparing result quantity are consistent, show that task all downloaded, directly full text part is carried out to MD5 checking, if MD5 value is different in local file and server, this file bag is exactly to need the file bag that upgrades, and these file bags are put into and downloaded set.
4, it is inconsistent that comparing result quantity is carried out in the list that local file list and server issue, only downloaded partial document, first in file this locality having been existed and server, file carries out md5 contrast, and the different file bag of MD5 value in local data and server list is put into and downloaded set; Then carry out secondary contrast, server is issued in list and to be existed and the local bag not having is also put into and downloaded set;
5,, in step 3,4, for the same file bag of MD5 value in checking procedure, ignore and do not process.
6,, after having downloaded, start client application.
The present embodiment, by such scheme, before client application starts, judges whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, to corresponding application file, carry out more newly downloaded, if client terminal local does not have down load application program file, from server full dose down load application program file, thereby realized effective control that application programs file is downloaded, improve the runnability of application program, prevented from producing in application program launching or running adaptive mistake.
As shown in Figure 6, first embodiment of the invention proposes a kind of application file download apparatus, comprising: judge module 201, comparing module 202 and download module 203, wherein:
Judge module 201, for before client application starts, judges whether client terminal local is loaded with down application file;
Comparing module 202, if be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared;
Download module 203, for carrying out more newly downloaded according to comparison result to corresponding application file.
Described download module 203, also when not having down load application program file at client terminal local, from described server full dose down load application program file.
The terminal that the present embodiment application file download apparatus relates to can, for the mobile terminal such as mobile phone, panel computer of various client applications is installed, can be also PC terminal.
Because existing client application is when starting, because of programming tool self-defects such as Java, easily produce various adaptive problems, cause application program launching, run-time error, make application program uncontrollable.
The present embodiment scheme can realize effective control of downloading with application programs file, improves the runnability of application program, prevents from producing in application program launching or running adaptive mistake.
First, before client application starts, judge whether client terminal local is loaded with down application file, so that application programs file is downloaded or the validity of the application file of having downloaded is carried out to verification.
Wherein, the startup of client application can be by user's clicking trigger on client end interface.
And can be to trigger while starting application program user to the judgement whether client terminal local is loaded with down application file, also can be judged in advance by client.
If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared, and judge that whether the quantity of documents that both comprise is consistent.
If by comparison, in the listed files that the listed files of the application program that client terminal local is downloaded issues with server, quantity of documents is consistent, the password that the All Files of client terminal local being downloaded adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; For the file that verification is consistent, can ignore and not process.
The password of this setting can be MD5, also can, for other verification password, at this, not do concrete restriction.
If by comparison, in the listed files of the application program that client terminal local is downloaded and the listed files that server issues, quantity of documents is inconsistent, the password that the file client terminal local having been existed adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; And will be in the listed files of server exist and file that client terminal local does not have is put into and downloaded set.
Finally, the file in described download set is downloaded to client terminal local from described server.
Further, if client terminal local does not have down load application program file, from server full dose down load application program file, and to the application file of downloading without carrying out again cryptographic check.
The present embodiment, by such scheme, before client application starts, judges whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, to corresponding application file, carry out more newly downloaded, if client terminal local does not have down load application program file, from server full dose down load application program file, thereby realized effective control that application programs file is downloaded, improve the runnability of application program, prevented from producing in application program launching or running adaptive mistake.
It should be noted that, in above-described embodiment, when the password that the file that client terminal local is downloaded adopts server to set carries out verification, specifically can adopt following checkschema:
With MD5, be verified as example, the file of downloading for client terminal local (this document can exist with the form of bag), all adopts MD5 algorithm to process by the processing platform of setting, and makes each file be provided with a MD5 value; Equally, at server side, each file of storing on server all adopts same MD5 algorithm to be provided with a MD5 value.
When the file that client terminal local is downloaded carries out cryptographic check, first, resolve the file that client terminal local is downloaded, obtain the MD5 value of this document, then, from server, pull the MD5 value of corresponding file, both are compared, if consistent, show verification succeeds, otherwise, verification failure shown.
As shown in Figure 7, second embodiment of the invention proposes a kind of application file download apparatus, on the basis of the first embodiment shown in above-mentioned Fig. 6, also comprises:
Start module 204, for after having downloaded, start described client application.
The difference of the first embodiment shown in the present embodiment and above-mentioned Fig. 6 is, the present embodiment also comprises the scheme that starts application program after application file is downloaded.Other is identical with the first embodiment.
Verification password take below as MD5, the present embodiment scheme is described in detail.
As shown in Figure 4, the present embodiment method is carried in the downloader in terminal with client software form, its concrete handling process is as follows:
1, start downloader, judge whether this locality downloaded file, if do not downloaded, full dose is downloaded the file in server (server), and enters step 6; If downloaded, enter step 2.
2, list local file list and server being issued contrasts, if comparing result quantity is consistent, enters step 3; If comparing result quantity is inconsistent, enter step 4;
If 3 comparing result quantity are consistent, show that task all downloaded, directly full text part is carried out to MD5 checking, if MD5 value is different in local file and server, this file bag is exactly to need the file bag that upgrades, and these file bags are put into and downloaded set.
4, it is inconsistent that comparing result quantity is carried out in the list that local file list and server issue, only downloaded partial document, first in file this locality having been existed and server, file carries out md5 contrast, and the different file bag of MD5 value in local data and server list is put into and downloaded set; Then carry out secondary contrast, server is issued in list and to be existed and the local bag not having is also put into and downloaded set;
5,, in step 3,4, for the same file bag of MD5 value in checking procedure, ignore and do not process.
6,, after having downloaded, start client application.
The present embodiment, by such scheme, before client application starts, judges whether client terminal local is loaded with down application file; If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared; According to comparison result, to corresponding application file, carry out more newly downloaded, if client terminal local does not have down load application program file, from server full dose down load application program file, thereby realized effective control that application programs file is downloaded, improve the runnability of application program, prevented from producing in application program launching or running adaptive mistake.
Also it should be noted that, in this article, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the device that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or device.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the device that comprises this key element and also have other identical element.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that above-described embodiment method can add essential general hardware platform by software and realize, can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Understanding based on such, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product, this computer software product is stored in a storage medium (as ROM/RAM, magnetic disc, CD), comprise that some instructions are with so that a station terminal equipment (can be mobile phone, computer, server, or the network equipment etc.) carry out the method described in each embodiment of the present invention.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or flow process conversion that utilizes specification of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical field, be all in like manner included in scope of patent protection of the present invention.
Claims (12)
1. an application file method for down loading, is characterized in that, comprising:
Before client application starts, judge whether client terminal local is loaded with down application file;
If be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared;
According to comparison result, to corresponding application file, carry out more newly downloaded.
2. method according to claim 1, is characterized in that, described judge whether client terminal local is loaded with the step of application file down after, also comprise:
If client terminal local does not have down load application program file, from described server full dose down load application program file.
3. method according to claim 1, is characterized in that, describedly according to comparison result, corresponding application file is carried out to more newly downloaded step and comprises:
If by comparison, in the listed files that the listed files of the application program that client terminal local is downloaded issues with server, quantity of documents is consistent, the password that the All Files of client terminal local being downloaded adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set;
If by comparison, in the listed files of the application program that client terminal local is downloaded and the listed files that server issues, quantity of documents is inconsistent, the password that the file client terminal local having been existed adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; And will be in the listed files of server exist and file that client terminal local does not have is put into and downloaded set;
File in described download set is downloaded to client terminal local from described server.
4. method according to claim 3, is characterized in that, also comprises:
After download completes, start described client application.
5. method according to claim 4, is characterized in that, the password that described server is set is at least MD5.
6. method according to claim 5, is characterized in that, the step that the MD5 that the described file that client terminal local is downloaded adopts server to set carries out verification comprises:
Resolve the file that client terminal local is downloaded, obtain the MD5 value of the file of described client terminal local download;
From server, pull the MD5 value of corresponding file;
The MD5 value of the file that described client terminal local is downloaded is compared with the MD5 value of the respective file pulling from server, if consistent, shows verification succeeds, otherwise, show verification failure.
7. an application file download apparatus, is characterized in that, comprising:
Judge module, for before client application starts, judges whether client terminal local is loaded with down application file;
Comparing module, if be loaded with application file under client terminal local, the listed files of the application program of client terminal local being downloaded and the listed files that server issues are compared;
Download module, for carrying out more newly downloaded according to comparison result to corresponding application file.
8. device according to claim 7, is characterized in that,
Described download module, also when not having down load application program file at client terminal local, from described server full dose down load application program file.
9. device according to claim 7, is characterized in that,
Described download module, also for passing through comparison, when in the listed files that the listed files of the application program that client terminal local is downloaded issues with server, quantity of documents is consistent, the password that the All Files that client terminal local is downloaded adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; And passing through comparison, when in the listed files of the application program that client terminal local is downloaded and the listed files that server issues, quantity of documents is inconsistent, the password that the file that client terminal local has been existed adopts server to set carries out verification, and the inconsistent file of verification is put into and downloaded set; And will be in the listed files of server exist and file that client terminal local does not have is put into and downloaded set; File in described download set is downloaded to client terminal local from described server.
10. device according to claim 9, is characterized in that, also comprises:
Start module, for after having downloaded, start described client application.
11. devices according to claim 10, is characterized in that, the password that described server is set is at least MD5.
12. devices according to claim 11, is characterized in that,
Described download module, also for resolving the file of client terminal local download, obtains the MD5 value of the file of described client terminal local download; From server, pull the MD5 value of corresponding file; The MD5 value of the file that described client terminal local is downloaded is compared with the MD5 value of the respective file pulling from server, if consistent, shows verification succeeds, otherwise, show verification failure.
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Application publication date: 20141119 |