CN104657170A - Data updating method, device and system - Google Patents
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- CN104657170A CN104657170A CN201310603835.1A CN201310603835A CN104657170A CN 104657170 A CN104657170 A CN 104657170A CN 201310603835 A CN201310603835 A CN 201310603835A CN 104657170 A CN104657170 A CN 104657170A
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Abstract
The invention discloses a data updating method, device and system. The data updating method includes that after receiving new version resource, calculating the difference between a new version source packet and each of stored historical version resource packets according to a difference algorithm, and using the difference as an incremental difference packet of each historical version resource packet; storing each incremental difference packet, and recording the mapping relationship between the packet identification of each historical version resource packet and the corresponding incremental difference packet storage address; if an updating request carried with the version resource packet identification to be updated is received, confirming the packet identification of the historical version resource packet of which the identification value is the same with the identification value of the version resource packet identification to be updated; finding the incremental difference packet storage address according to the confirmed packet identification, and responding to the updating request and returning the found incremental difference packet storage address. The data updating method, device and system are capable of quickly finishing data updating under low bandwidth requirement, the bandwidth resource and energy consumption are saved, and the download time of the user is saved.
Description
Technical field
The present invention relates to computer data renewal technology field, particularly relate to a kind of data-updating method, Apparatus and system.
Background technology
In practical application exploitation, Hybrid App(mix application) be a kind of to apply between Native App(is local) and Web App(network application) between a kind of App(apply), be not more easily developed person's acceptance.It gets up from the appearance and Native App is as good as, but it has the advantage of Native App and Web App concurrently, and overall characteristic closer to Native App, and is distinguished larger with Web App.Although its core only has a Web container, the Web page loaded by this container can carry out information interaction by this container and this locality, thus calls the function of the functional realiey complexity of bottom, compensate for the defect in Web App ability.
Hybrid App has higher dirigibility by the Web page that Web container loads, and the renewal for version controls also easier.But because Hybrid App exists the demand of off-line use, most of HybridApp can leave this locality in the file that these Web hold, and is obtained the file of redaction by a channel, and the file of redaction is stored in the process that this locality completes renewal.The renewal carrying out version by the mode of resource bag is exactly one wherein.
In current resource bag renewal process, need the redaction resource bag corresponding to file upgraded can be placed on CDN(Content Delivery Network, content distributing network) on, App can be downloaded by the mode downloaded and obtain redaction resource bag, and the original obtaining new edition file covering after decompress(ion) local can complete file update.
In prior art, App needs to download and comprises the resource bag of all the elements of new edition file, and this can take and upgrade the current more network bandwidth of end, and can consume the more time and complete download.
Summary of the invention
The embodiment of the present invention provides a kind of data-updating method, Apparatus and system, can complete Data Update quickly when lower to bandwidth requirement.
In order to solve the problem, embodiments provide a kind of data-updating method, comprising:
After receiving redaction resource bag, calculate the differential part of each old version resource bag of redaction resource bag and storage according to difference algorithm, using the incremental difference subpackage of differential part as each old version resource bag;
Store each incremental difference subpackage, and record the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Carry the update request of version resource bag to be updated mark if receive, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies;
According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found.
Correspondingly, the embodiment of the present invention additionally provides another kind of data-updating method, comprising:
Detect the file to be updated of local terminal is upgraded time, generate the version resource bag to be updated mark of this file to be updated;
Send update request to service end, in described update request, carry version information and the version resource bag to be updated mark of file to be updated;
Receive described service end and identify according to the version information in described update request and bag the resource bag memory address returned, initiate download request with Gains resources bag according to this resource bag memory address, and upgrade described file to be updated according to the resource bag obtained;
Wherein, the resource bag memory address received comprises incremental difference subpackage memory address or redaction resource bag memory address, and described incremental difference subpackage is described service end according to the differential part of each old version resource bag of redaction resource bag corresponding to file to be updated described in difference algorithm calculation services end and storage.
Correspondingly, the embodiment of the present invention additionally provides a kind of data update apparatus, comprising:
Computing module, for after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm;
Memory module, for storing each incremental difference subpackage, and records the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Processing module, if for receiving the update request of carrying version resource bag to be updated mark, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies; According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found.
Correspondingly, the embodiment of the present invention additionally provides another kind of data update apparatus, comprising:
Generation module, for detect the file to be updated of local terminal is upgraded time, generate the version resource bag to be updated mark of this file to be updated;
Request module, for sending update request to service end, carries version information and the version resource bag to be updated mark of file to be updated in described update request;
Processing module, identifies according to the version information in described update request and bag the resource bag memory address returned for receiving described service end, initiates download request with Gains resources bag according to this resource bag memory address;
Update module, for upgrading described file to be updated according to the resource bag obtained;
Wherein, the resource bag memory address received comprises incremental difference subpackage memory address or redaction resource bag memory address, and described incremental difference subpackage is described service end according to the differential part of each old version resource bag of redaction resource bag corresponding to file to be updated described in difference algorithm calculation services end and storage.
Correspondingly, the embodiment of the present invention additionally provides a kind of data handling system, comprising: service end and renewal end, wherein,
Described service end, for after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm; Store each incremental difference subpackage, and record the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Described renewal end, for sending update request to described service end, described update request comprises version resource bag to be updated mark;
Described service end, if also for receiving the update request of carrying version resource bag to be updated mark, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies; According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found;
Described renewal end, also downloads incremental difference subpackage for sending download request according to the said incremental difference subpackage memory address returned, upgrades with the resource bag treating updating file.
During the redaction resource bag that the embodiment of the present invention can upgrade intended application corresponding document in issue, the incremental difference subpackage of the differential part of redaction and each old version can be obtained, and realize when user needs to upgrade corresponding document according to mapping the mode stored, only wherein different parts can be given and upgrade end, decrease the data volume needed for renewal, be conducive to quick-downloading, save bandwidth resources and energy consumption, saved the download time of user.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of a kind of data-updating method of the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of the another kind of data-updating method of the embodiment of the present invention;
Fig. 3 is the schematic flow sheet of another data-updating method of the embodiment of the present invention;
Fig. 4 is the schematic flow sheet of another data-updating method of the embodiment of the present invention;
Fig. 5 is the structural representation of a kind of data update system of the embodiment of the present invention;
Fig. 6 is the structural representation of a kind of data update apparatus of the embodiment of the present invention;
Fig. 7 is the structural representation of the another kind of data processing equipment of the embodiment of the present invention;
Fig. 8 is wherein a kind of concrete structure schematic diagram of the memory module in Fig. 7;
Fig. 9 is wherein a kind of concrete structure schematic diagram of the processing module in Fig. 7;
Figure 10 is the structural representation of another data update apparatus of the embodiment of the present invention;
Figure 11 is the structural representation of another data update apparatus of the embodiment of the present invention;
Figure 12 is wherein a kind of concrete structure schematic diagram of the update module in Figure 11.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, it is the schematic flow sheet of a kind of data-updating method of the embodiment of the present invention, the described method of the embodiment of the present invention can be applicable to server end, such as all kinds ofly provide in Data Update service application server or data server, realize the renewal to related data in the renewal end of such as user terminal or other servers, concrete, described method comprises:
S101: after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm.
When application developer has renewal to former application, issue the form realization of redaction resource bag to the renewal of the related data upgraded in end by service end.The compressed package obtained after compressing each file data in redaction drawn together by described redaction resource handbag, such as: by the HTML(Hypertext Markup Language in new edition file, HTML (Hypertext Markup Language)) corresponding data, JS(JavaScript, the client-side scripting language of OO regime type that prototype is inherited) corresponding data, a CSS(Cascading Style Sheet, Cascading Style Sheet) corresponding data, Image(picture) compressed package that obtains after the compression such as corresponding data.
In embodiments of the present invention, service end is after receiving redaction resource bag that developer uploads or the redaction resource bag that other modes receive, according to preset difference algorithm (as scale-of-two difference algorithm), computing is carried out to redaction resource bag and local each old version resource bag stored, using the differential part of each old version resource bag that calculates as the incremental difference subpackage of each old version resource bag relative to redaction resource bag.Include the part that old version resource bag is different from redaction resource bag in described incremental difference subpackage, its data volume can be significantly less than the data volume of redaction resource bag.Concrete, scale-of-two difference algorithm is contrast the scale-of-two of two files, the extracting section of its difference is out compressed, become the algorithm of a difference bag, specific implementation can with reference to the assembly bsdiff(Binary diff utility that increases income, and binary difference divides instrument), carry out incremental difference subpackage with legacy version resource inclusion and time corresponding to increase income assembly bspatch(Binary patch utility, scale-of-two merges instrument, corresponding with bsdiff) etc.
S102: store each incremental difference subpackage, and record the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address.
The each incremental difference subpackage calculated can be stored in CDN, and determine that each incremental difference is divided and wrap in memory address in CDN and URL(Uniform Resource Locator, URL(uniform resource locator)).
After storing incremental difference subpackage corresponding to each old version resource bag, form by a resource mapping storehouse or mapping table stores the bag mark of old version resource bag and the mapping relations for incremental difference subpackage, in these mapping relations, the incremental difference subpackage of corresponding stored address can upgrade by the resource bag corresponding to the bag mark of the old version resource bag mapped.Wherein, can by MD5(Message Digest Algorithm 5) algorithm calculates the bag mark of each old version resource bag.
S103: the update request of carrying version resource bag to be updated mark if receive, determines that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies;
S104: according to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found.
Upgrade end and can initiate update request by modes such as timing renewal or the renewals of user's manual triggers to service end, upgrade end and be connected to corresponding with service end and send update request by existing techniques in realizing.Wherein, in described update request, the bag mark of the resource bag upgraded in end corresponding to respective application file can be carried, so that service end can determine the old version residing for resource bag of terminal, equally, calculate the mode of the bag mark of the resource bag corresponding to respective application file in terminal, adopt with service side to the identical calculations mode of old version resource bag, the identification code account form of the forms such as MD5 all through consultation calculates.
Service end is after receiving the update request upgrading end, in the mapping relations recorded in described S102 using the bag mark in described update request as key word, search ident value to identify with the bag that the bag in described update request identifies identical old version resource bag, if find the bag mark of identical old version resource bag, then the memory address of the incremental difference subpackage of the bag identity map of this identical old version resource bag is returned to described renewal end; If do not find identical old version resource bag, show that the resource bag upgrading end is too old, then described redaction resource bag is directly returned to and upgrade end.
During the redaction resource bag that the embodiment of the present invention can upgrade intended application corresponding document in issue, the incremental difference subpackage of the differential part of redaction and each old version can be obtained, and realize when user needs to upgrade corresponding document according to mapping the mode stored, only can send wherein different parts to renewal end, decrease the data volume needed for renewal, be conducive to quick-downloading, save bandwidth resources and energy consumption, saved the download time of user.
Refer to Fig. 2 again, be the schematic flow sheet of the another kind of data-updating method of the embodiment of the present invention, the described method of the embodiment of the present invention can be applicable in application service end, and realize the renewal to the application data upgraded in end etc., concrete, described method comprises:
S201: after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm.
Difference algorithm can adopt above-mentioned scale-of-two difference algorithm to carry out computing to redaction resource bag and local each old version resource bag stored, and obtains the incremental difference subpackage that each old version resource bag is corresponding.
S202: store each incremental difference subpackage, and determine the memory address of each incremental difference subpackage.
Incremental difference subpackage can be stored in the service ends such as CDN, and determine that each incremental difference divides the memory address in service ends such as wrapping in CDN.
S203: in the preset bag mark comprising each old version resource bag with the resource mapping storehouse of its resource bag memory address, increases the incremental difference subpackage memory address of the bag mark correspondence recording each old version resource bag.
Described resource mapping storehouse is what pre-set, and the bag for storing the resource bag of each version of intended application identifies the mapping relations with resource bag memory address, so that find corresponding resource bag according to the bag mark of resource bag.The bag mark of each old version resource bag calculates by MD5 algorithm.
Further, when storing the mapping relations of bag mark and resource bag memory address, the memory address of the incremental difference subpackage that stored record is corresponding again, so that service end can not only find resource handbag to identify corresponding resource bag, can also find corresponding incremental difference subpackage.Certainly, the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage can also only be preserved.
S204: receive the update request upgrading end and send, carries the described version information and the version resource bag to be updated mark that upgrade file to be updated in end in described update request.
Upgrade end and can initiate update request by modes such as timing renewal or the renewals of user's manual triggers to service end, upgrade end and be connected to corresponding with service end and send update request by existing techniques in realizing.
Upgrade the to be updated file of end according to local terminal, the version information of file to be updated and the version resource bag mark to be updated of the corresponding resource bag of this file to be updated can be obtained.
The embodiment of the present invention in described update request, not only can carry the version resource bag mark to be updated comprising and upgrade the corresponding resource bag of file to be updated in end, so that service end can determine the old version residing for resource bag of terminal, the version information of file to be updated can also be carried.Equally, calculate the mode of the bag mark of the resource bag corresponding to respective application file in terminal, identical with the account form of service side to old version resource bag, the identification code account form of the forms such as MD5 all through consultation calculates.
S205: judge that whether the version information in described update request is identical with the version information of described redaction resource bag.
Same described version information also can be the version identifier code (namely concrete ident value) that terminal obtains according to the version number of intended application in MD5 algorithm computing terminal, and the version information of described redaction resource bag also can be the version identifier code of the redaction resource bag that service end obtains according to the version number that MD5 algorithm calculates described redaction.In described S205, two version identifier codes are compared, if identical, then show that the version information in update request is identical with the version information of described redaction resource bag, now show that the intended application upgrading end has been latest edition; If two version identifier codes are not identical, then show that upgrading end needs to carry out follow-up renewal, performs following S206.
Namely, specifically alternatively, before described S201 when receiving redaction resource bag, comprising in the version mapping library of each old version mark version number corresponding to it preset, increasing the described version identifier of redaction resource bag and the mapping relations of new version number.Then described S205 can comprise: judge that whether the version identifier code in described update request is identical with the version identifier of the redaction resource bag recorded in version mapping library; If not identical, then determine that the version information stated in update request is not identical with the version information of described redaction resource bag.
S206: if not identical, determines that the bag of old version resource bag identical with the ident value that the version resource bag to be updated in described update request identifies in described resource mapping storehouse identifies.If determine the bag mark of identical old version resource bag, then perform following S207.
S207: incremental difference subpackage memory address corresponding to the bag of old version resource bag identical with this in described resource mapping storehouse mark is returned to described renewal end.
S208: the bag of the old version resource bag identical with the ident value that the version resource bag to be updated in described update request identifies identifies if do not determine in described resource mapping storehouse, then return to described renewal end by the memory address of described redaction resource bag.
The ident value wrapping mark in described update request as key word in the resource mapping storehouse of described S203, search the bag identifying identical old version resource bag with the bag in described update request to identify, if find the bag mark of identical old version resource bag, then the memory address of the incremental difference subpackage of the bag identity map of this identical old version resource bag is returned to described renewal end; If do not find identical old version resource bag, then the memory address of described redaction resource bag is directly returned to and upgrade end.
Upgrade the memory address of incremental difference subpackage or the memory address of redaction resource bag of holding and can return according to service end, initiate HTTP download request to download incremental difference subpackage or the redaction resource bag of the correspondence got, to upgrade the associated documents in the intended application upgraded in end.
S209: the bag mark generating described redaction resource bag, and the bag of described redaction resource bag mark is returned to described renewal end.
Described S209 is optional step, after the memory address of the memory address or redaction resource bag that return incremental difference subpackage, service end can also calculate by MD5 scheduling algorithm the bag mark generating described redaction resource bag, the bag of redaction resource bag mark is sent to and upgrades end, so that upgrade end after upgrading the associated documents of intended application, the bag mark of the redaction resource bag returned according to service end verifies that this upgrades whether success.
During the redaction resource bag that the embodiment of the present invention can upgrade intended application corresponding document in issue, the incremental difference subpackage of the differential part of redaction and each old version can be obtained, and realize when user needs to upgrade corresponding document according to mapping the mode stored, only can send wherein different parts to renewal end, decrease the data volume needed for renewal, be conducive to quick-downloading, save bandwidth resources and energy consumption, saved the download time of user.And mark all kinds of resource bag and version based on the identification code that the identification code account forms such as MD5 obtain, can guarantee the download of resource bag and the validity of renewal and accuracy, ensure that user upgrades can normally complete.
Refer to Fig. 3 again, it is the schematic flow sheet of another data-updating method of the embodiment of the present invention, the described method of the embodiment of the present invention can be applicable to and upgrades in end, such as be applied in the terminal devices such as smart mobile phone, panel computer, PC, intelligent wearable device, concrete, described method comprises:
S301: detect the file to be updated of local terminal is upgraded time, generate the version resource bag to be updated mark of this file to be updated;
For upgrading the intended application of installing in end, can be upgraded the associated documents of intended application described in local terminal by modes such as timing renewal or the renewals of user's manual triggers.Upgrade end when detecting that timing arrives or manual triggers time, calculated the bag mark of the corresponding resource bag of file to be updated corresponding to this intended application by modes such as MD5 algorithms.
Upgrade the to be updated file of end according to local terminal, the version information of file to be updated and the version resource bag mark to be updated of the corresponding resource bag of this file to be updated can be obtained.
S302: send update request to service end, carries version information and the version resource bag to be updated mark of file to be updated in described update request;
Upgrade end be connected to corresponding with service end and send update request by existing techniques in realizing.In update request, carry version information return corresponding data complete renewal for making service end judge whether to need to respond this update request; The bag mark of the file resource bag to be updated carried in update request is then be used to indicate service end will send which kind of more new resources bag.Version information in described update request also can be that renewal end carries out the version identifier code as obtained after the calculating of MD5 algorithm to the version number of intended application.
S303: receive described service end and identify according to the version information in described update request and bag the resource bag memory address returned, initiate download request with Gains resources bag according to this resource bag memory address, and upgrade described file to be updated according to the resource bag obtained;
Wherein, the resource bag memory address returned described in receiving comprises incremental difference subpackage memory address or redaction resource bag memory address, and described incremental difference subpackage is described service end according to the differential part of each old version resource bag of redaction resource bag corresponding to file to be updated described in difference algorithm calculation services end and storage.
Concrete, service end is after receiving the update request upgrading end, select corresponding resource bag (incremental difference subpackage or redaction resource bag) memory address to return to renewal end according to the version information in update request and bag mark with reference to the description of the corresponding embodiment of above-mentioned Fig. 1 to Fig. 2, to be not repeated herein.
The embodiment of the present invention upgrades end when upgrading the associated documents of intended application, can only download wherein different parts, decrease the data volume needed for renewal, be conducive to quick-downloading, saves bandwidth resources and energy consumption, has saved the download time of user.
Refer to Fig. 4 again, it is the schematic flow sheet of another data-updating method of the embodiment of the present invention, the described method of the embodiment of the present invention can be applicable to and upgrades in end, such as be applied in the terminal devices such as smart mobile phone, panel computer, PC, intelligent wearable device, concrete, described method comprises:
S401: detect the file to be updated of local terminal is upgraded time, generate the version resource bag to be updated mark of this file to be updated;
S402: send update request to service end, carries version information and the version resource bag to be updated mark of file to be updated in described update request;
S403: receive described service end and identify according to the version information in described update request and bag the resource bag memory address returned, initiates download request with Gains resources bag according to this resource bag memory address;
S404: upgrade described file to be updated according to the resource bag obtained;
Wherein, initiate download request if described according to this resource bag memory address and download the resource bag that obtains for incremental difference subpackage with Gains resources bag, then described S404 comprises: according to preset merge algorithm, the resource bag of described incremental difference subpackage and described file to be updated is carried out merging treatment, obtains the resource bag of the file described to be updated after upgrading; The resource bag of the file described to be updated after the renewal obtained described in decompress(ion), has obtained the file after renewal.
If downloading with Gains resources bag the resource bag obtained according to this resource bag memory address initiation download request described is redaction resource bag, then described S404 comprises: the redaction resource bag that decompress(ion) obtains, and has obtained the file after renewal.
S405: the bag mark receiving the redaction resource bag that service end returns;
Service end, after the memory address sending corresponding resource bag, can also adopt MD5 algorithm etc. to calculate the bag mark of its redaction resource bag, then the bag of redaction resource bag mark is sent to and upgrades end.
S406: calculate the described resource bag completing the file after renewal, obtains the renewal bag mark of the file resource bag after upgrading;
After upgrading the file of end after having obtained renewal by above-mentioned S404, file is compressed and obtains the file resource bag after upgrading, and adopt MD5 algorithm etc. to calculate the bag mark of the file resource bag after renewal.
S407: the bag of the redaction resource bag received mark compared with described renewal bag mark, if not identical, then send and is used to indicate the failed prompting of renewal.
The bag received in S405 mark is identified with the bag generated in S406 and compares, if identical, then show to be updated successfully, otherwise, upgrade unsuccessfully, specifically can send in S407 and upgrade failed prompting, so that user initiates to upgrade again.
The embodiment of the present invention upgrades end when upgrading the associated documents of intended application, can only download wherein different parts, decrease the data volume needed for renewal, be conducive to quick-downloading, saves bandwidth resources and energy consumption, has saved the download time of user.And mark all kinds of resource bag and version based on the identification code that the identification code account forms such as MD5 obtain, can guarantee the download of resource bag and the validity of renewal and accuracy, ensure that user upgrades can normally complete.
Below the data update apparatus of the embodiment of the present invention and system are described in detail.
Refer to Fig. 5, it is the structural representation of a kind of data update system of the embodiment of the present invention, the described system of the embodiment of the present invention comprises: service end 1 and renewal end 2, described server end 1 can provide Data Update service application server or data server for all kinds of, and described renewal end comprises the terminal devices such as smart mobile phone, panel computer, PC, intelligent wearable device or other need the server that upgrades data.Concrete,
Described service end 1, for after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm; Store each incremental difference subpackage, and record the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Described renewal end 2, for sending update request to described service end 1, described update request comprises FileVersion resource bag to be updated mark;
Described service end 1, if also for receiving the update request of carrying version resource bag to be updated mark, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies; According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found;
Described renewal end 2, also downloads incremental difference subpackage for sending download request according to the said incremental difference subpackage memory address returned, upgrades to treat updating file.
Concrete refers to Fig. 6, it is the structural representation of a kind of data update apparatus of the embodiment of the present invention, the described device of the embodiment of the present invention can be arranged in types of applications update service end, and specifically can be arranged in the service end of said system embodiment, described device comprises:
Computing module 11, for after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm;
Memory module 12, for storing each incremental difference subpackage, and records the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Processing module 13, if for receiving the update request of carrying version resource bag to be updated mark, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies; According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found.
When application developer has renewal to former application, issue the form realization of redaction resource bag to the renewal of the related data upgraded in end by service end.The compressed package obtained after compressing each file data in redaction drawn together by described redaction resource handbag, the compressed package such as will obtained after the compressions such as the HTML corresponding data in new edition file, JS corresponding data, CSS corresponding data, Image corresponding data.
In embodiments of the present invention, described computing module 11 is after receiving redaction resource bag that developer uploads or the redaction resource bag that other modes receive, according to preset difference algorithm (as scale-of-two difference algorithm), computing is carried out to redaction resource bag and local each old version resource bag stored, using the differential part of each old version resource bag that calculates as the incremental difference subpackage of each old version resource bag relative to redaction resource bag.Include the part that old version resource bag is different from redaction resource bag in described incremental difference subpackage, its data volume can be significantly less than the data volume of redaction resource bag.Concrete, scale-of-two difference algorithm is contrast the scale-of-two of two files, the extracting section of its difference is out compressed, becomes the algorithm of a difference bag, and specific implementation can with reference to assembly bsdiff and bspatch etc. that increase income.
The each incremental difference subpackage calculated can be stored in CDN by described memory module 12, and determines that each incremental difference is divided and wrap in memory address in CDN and URL.
After described memory module 12 stores incremental difference subpackage corresponding to each old version resource bag, form by a resource mapping storehouse or mapping table stores the bag mark of old version resource bag and the mapping relations for incremental difference subpackage, in these mapping relations, the incremental difference subpackage of corresponding stored address can upgrade by the resource bag corresponding to the bag mark of the old version resource bag mapped.Wherein, can by MD5(Message Digest Algorithm 5) algorithm calculates the bag mark of each old version resource bag.
Upgrade end and can initiate update request by modes such as timing renewal or the renewals of user's manual triggers to service end, upgrade end and be connected to corresponding with service end and send update request by existing techniques in realizing.Wherein, in described update request, the bag mark of the resource bag upgraded in end corresponding to respective application file can be carried, so that service end can determine the old version residing for resource bag of terminal, equally, calculate the mode of the bag mark of the resource bag corresponding to respective application file in terminal, adopt with service side to the identical calculations mode of old version resource bag, the identification code account form of the forms such as MD5 all through consultation calculates.
Described processing module 13 is after receiving the update request upgrading end, in the mapping relations recorded in described memory module 12 using the bag mark in described update request as key word, search ident value to identify with the bag that the bag in described update request identifies identical old version resource bag, if find the bag mark of identical old version resource bag, the memory address of the incremental difference subpackage of the bag identity map of this identical old version resource bag is returned to described renewal end by described processing module 13; If do not find identical old version resource bag, show that the resource bag upgrading end is too old, described redaction resource bag directly returns to and upgrades end by described processing module 13.
During the redaction resource bag that the embodiment of the present invention can upgrade intended application corresponding document in issue, the incremental difference subpackage of the differential part of redaction and each old version can be obtained, and realize when user needs to upgrade corresponding document according to mapping the mode stored, only can send wherein different parts to renewal end, decrease the data volume needed for renewal, be conducive to quick-downloading, save bandwidth resources and energy consumption, saved the download time of user.
Refer to Fig. 7 again, it is the structural representation of the another kind of data processing equipment of the embodiment of the present invention, the described device of the embodiment of the present invention can be arranged in the service end in said system embodiment, and the computing module 11, memory module 12 and the processing module 13 that comprise in the corresponding embodiment of Fig. 6, concrete, in embodiments of the present invention, described device also comprises: logging modle 14, mark sending module 15.
Further alternatively, in embodiments of the present invention, as shown in Figure 8, described memory module 12 comprises:
Storage unit 121, for storing each incremental difference subpackage, and determines the memory address of each incremental difference subpackage; Incremental difference subpackage can be stored in the service ends such as CDN by described storage unit 121, and determines that each incremental difference divides the memory address in service ends such as wrapping in CDN.
Record cell 122, for comprising in the bag mark of each old version resource bag and the resource mapping storehouse of its resource bag memory address preset, increases the incremental difference subpackage memory address of the bag mark correspondence recording each old version resource bag.
Described resource mapping storehouse is what pre-set, and the bag for storing the resource bag of each version of intended application identifies the mapping relations with resource bag memory address, so that find corresponding resource bag according to the bag mark of resource bag.The bag mark of each old version resource bag calculates by MD5 algorithm.When storing the mapping relations of bag mark and resource bag memory address, the memory address of the described record cell 122 incremental difference subpackage that stored record is corresponding again, so that resource handbag can not only be found to identify corresponding resource bag, corresponding incremental difference subpackage can also be found.Certainly, the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage can also only be preserved.
Accordingly, as shown in Figure 9, described processing module 13 can comprise:
Receiving element 131, for receiving the update request upgrading end and send, carries the described version information and the version resource bag to be updated mark that upgrade file to be updated in end in described update request;
The update request that described receiving element 131 receives can be upgrade end to initiate update request by modes such as timing renewal or the renewals of user's manual triggers to service end.
Whether judging unit 132 is identical with the version information of described redaction resource bag for judging the version information in described update request;
Same described version information also can be the version identifier code (namely concrete ident value) that terminal obtains according to the version number of intended application in MD5 algorithm computing terminal, and the version information of described redaction resource bag also can be the version identifier code of the redaction resource bag that service end obtains according to the version number that MD5 algorithm calculates described redaction.Two version identifier codes compare by described judging unit 132, if identical, then show that the version information in update request is identical with the version information of described redaction resource bag, now show that the intended application upgrading end has been latest edition; If two version identifier codes are not identical, then show that upgrading end needs to carry out follow-up renewal, notifies following determining unit 133.
Determining unit 133, if for not identical, determines that the bag of old version resource bag identical with the ident value that the version resource bag to be updated in described update request identifies in described resource mapping storehouse identifies;
First transmitting element 134, for returning to described renewal end by incremental difference subpackage memory address corresponding to the bag of old version resource bag identical with this in described resource mapping storehouse mark.
Wherein concrete, whether described judging unit 132 is identical with the version identifier of the redaction resource bag recorded in version mapping library specifically for judging the version identifier code in described update request; If not identical, then determine that the version information stated in update request is not identical with the version information of described redaction resource bag.
Further, described processing module 13 can also comprise:
Second transmitting element 135, if identify for the bag of the identical old version resource bag of the ident value do not determined in described resource mapping storehouse with the version resource bag to be updated in described update request identifies, then the memory address of described redaction resource bag is returned to described renewal end.
Further, the embodiment of the present invention described logging modle 14, for when receiving redaction resource bag, comprising in the version mapping library of each old version mark version number corresponding to it preset, increasing the described version identifier of redaction resource bag and the mapping relations of new version number.
And described mark sending module 15, for generating the bag mark of described redaction resource bag, and the bag of described redaction resource bag mark is returned to described renewal end.
After the memory address of the memory address or redaction resource bag that return incremental difference subpackage, described mark sending module 15 can also calculate by MD5 scheduling algorithm the bag mark generating described redaction resource bag, the bag of redaction resource bag mark is sent to and upgrades end, so that upgrade end after upgrading the associated documents of intended application, the bag mark of the redaction resource bag returned according to service end verifies that this upgrades whether success.
During the redaction resource bag that the embodiment of the present invention can upgrade intended application corresponding document in issue, the incremental difference subpackage of the differential part of redaction and each old version can be obtained, and realize when user needs to upgrade corresponding document according to mapping the mode stored, only can send wherein different parts to renewal end, decrease the data volume needed for renewal, be conducive to quick-downloading, save bandwidth resources and energy consumption, saved the download time of user.And mark all kinds of resource bag and version based on the identification code that the identification code account forms such as MD5 obtain, can guarantee the download of resource bag and the validity of renewal and accuracy, ensure that user upgrades can normally complete.
Further, referring to Figure 10 again, is the structural representation of another data update apparatus of the embodiment of the present invention, and the described device of the embodiment of the present invention can be applicable in all kinds of intelligent terminal, specifically can be arranged in the renewal end 2 in said system embodiment, described device comprises:
Generation module 21, for detect the file to be updated of local terminal is upgraded time, generate the version resource bag to be updated mark of this file to be updated;
Request module 22, for sending update request to service end, carries version information and the version resource bag to be updated mark of file to be updated in described update request;
Processing module 23, identifies according to the version information in described update request and bag the resource bag memory address returned for receiving described service end, initiates download request with Gains resources bag according to this resource bag memory address;
Update module 24, for upgrading described file resource bag to be updated according to the resource bag obtained;
Wherein, the resource bag memory address received comprises incremental difference subpackage memory address or redaction resource bag memory address, and described incremental difference subpackage is described service end according to the differential part of each old version resource bag of redaction resource bag corresponding to file to be updated described in difference algorithm calculation services end and storage.
For upgrading the intended application of installing in end, can be upgraded the associated documents of intended application described in local terminal by modes such as timing renewal or the renewals of user's manual triggers.Detect timing arrive time or manual triggers time, described generation module 21 by the modes such as MD5 algorithm calculate file resource bag to be updated corresponding to this intended application bag mark.Upgrade the to be updated file of end according to local terminal, the version information of file to be updated and the version resource bag mark to be updated of the corresponding resource bag of this file to be updated can be obtained.
Upgrade end be connected to corresponding with service end and send update request by existing techniques in realizing.Described request module 22 is carried version information and is returned corresponding data complete renewal for making service end judge whether to need to respond this update request in update request; The bag mark of the file resource bag to be updated carried in update request is then be used to indicate service end will send which kind of more new resources bag.Version information in described update request also can be the version identifier code that the version number of described generation module 21 pairs of intended application carries out as obtained after the calculating of MD5 algorithm.
The embodiment of the present invention upgrades end when upgrading the associated documents of intended application, can only download wherein different parts, decrease the data volume needed for renewal, be conducive to quick-downloading, saves bandwidth resources and energy consumption, has saved the download time of user.
Refer to Figure 11 again, it is the structural representation of another data update apparatus of the embodiment of the present invention, the described device of the embodiment of the present invention can be applicable in all kinds of intelligent terminal, comprise the generation module 21 in the corresponding embodiment of Figure 10, request module 22, processing module 23 and update module 24, in embodiments of the present invention, described device also comprises: receiver module 25 and reminding module 26.
Concrete, initiate download request if described according to this resource bag memory address and download the resource bag that obtains for incremental difference subpackage with Gains resources bag, as shown in figure 12, the described update module 24 in the embodiment of the present invention can comprise:
Computing unit 241, for the resource bag of described incremental difference subpackage and described file to be updated being carried out merging treatment according to preset merge algorithm, obtains the resource bag of the file described to be updated after upgrading;
Updating block 242, for the resource bag of the file described to be updated after the renewal that obtains described in decompress(ion), has obtained the file after renewal.
Concrete, downloading with Gains resources bag the resource bag obtained according to this resource bag memory address initiation download request if described is redaction resource bag, then described update module 24 can also comprise:
Decompression units 243, for the redaction resource bag that decompress(ion) obtains, has obtained the file after renewal.
Further, in embodiments of the present invention,
Described receiver module 25, for receiving the bag mark of the redaction resource bag that service end returns;
Described generation module 21, also for calculating the described resource bag completing the file after renewal, obtains the renewal bag mark of the file resource bag after upgrading;
Described reminding module 26, for the bag of the redaction received resource bag mark being compared with the renewal bag mark of described generation, if not identical, then send and is used to indicate the failed prompting of renewal.
Service end, after the memory address sending corresponding resource bag, can also adopt MD5 algorithm etc. to calculate the bag mark of its redaction resource bag, then the bag of redaction resource bag mark is sent to and upgrades end.Described receiver module 25 receives the bag mark of the described redaction resource bag that service end returns.
After upgrading the file of end after having obtained renewal by above-mentioned updating block 242 or decompression units 243, file is compressed and obtains the file resource bag after upgrading, and adopt MD5 algorithm etc. to calculate the bag mark of the file resource bag after renewal.
The renewal bag mark of the resource bag completed corresponding to the file after renewal that the bag mark received by described receiver module 25 generates with described generation module 21 compares, if identical, then show to be updated successfully, otherwise, upgrade unsuccessfully, specifically can be sent by described reminding module 26 and upgrade failed prompting, so that user initiates to upgrade again.
The embodiment of the present invention upgrades end when upgrading the associated documents of intended application, can only download wherein different parts, decrease the data volume needed for renewal, be conducive to quick-downloading, saves bandwidth resources and energy consumption, has saved the download time of user.And mark all kinds of resource bag and version based on the identification code that the identification code account forms such as MD5 obtain, can guarantee the download of resource bag and the validity of renewal and accuracy, ensure that user upgrades can normally complete.
One of ordinary skill in the art will appreciate that all or part of flow process realized in above-described embodiment method, that the hardware that can carry out instruction relevant by computer program has come, described program can be stored in a computer read/write memory medium, this program, when performing, can comprise the flow process of the embodiment as 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.
Above disclosedly be only present pre-ferred embodiments, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (23)
1. a data-updating method, is characterized in that, comprising:
After receiving redaction resource bag, calculate the differential part of each old version resource bag of redaction resource bag and storage according to difference algorithm, using the incremental difference subpackage of differential part as each old version resource bag;
Store each incremental difference subpackage, and record the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Carry the update request of version resource bag to be updated mark if receive, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies;
According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found.
2. the method for claim 1, is characterized in that, each incremental difference subpackage of described storage, and records bag mark and the mapping relations of corresponding incremental difference subpackage memory address of each old version resource bag, comprising:
Store each incremental difference subpackage, and determine the memory address of each incremental difference subpackage;
In the preset bag mark comprising each old version resource bag with the resource mapping storehouse of its resource bag memory address, increase the incremental difference subpackage memory address of the bag mark correspondence recording each old version resource bag.
3. method as claimed in claim 2, is characterized in that, receives the update request of carrying version resource bag to be updated mark, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies if described; According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found, comprising:
Receive the update request upgrading end and send, in described update request, carry the version information of file to be updated and the bag mark of file resource bag to be updated in described renewal end;
Judge that whether the version information in described update request is identical with the version information of described redaction resource bag;
If not identical, determine that the bag of old version resource bag identical with the ident value that the version resource bag to be updated in described update request identifies in described resource mapping storehouse identifies;
Incremental difference subpackage memory address corresponding to the bag of old version resource bag identical with this in described resource mapping storehouse mark is returned to described renewal end.
4. method as claimed in claim 3, is characterized in that, also comprise:
When receiving redaction resource bag, comprising in the version mapping library of each old version mark version number corresponding to it preset, increasing the described version identifier of redaction resource bag and the mapping relations of new version number.
5. method as claimed in claim 4, is characterized in that, if the version information in described update request is version identifier code, then describedly judges that whether the version information in described update request is identical with the version information of described redaction resource bag, comprising:
Judge that whether the version identifier code in described update request is identical with the version identifier of the redaction resource bag recorded in version mapping library; If not identical, then determine that the version information stated in update request is not identical with the version information of described redaction resource bag.
6. the method as described in any one of claim 3-5, is characterized in that, also comprises:
If do not determine in described resource mapping storehouse, the bag identifying identical old version resource bag with the version resource bag to be updated in described update request identifies, then the memory address of described redaction resource bag is returned to described renewal end.
7. method as claimed in claim 6, is characterized in that, also comprise:
Generate the bag mark of described redaction resource bag, and the bag of described redaction resource bag mark is returned to described renewal end.
8. a data-updating method, is characterized in that, comprising:
Detect the file to be updated of local terminal is upgraded time, generate the version resource bag to be updated mark of this file to be updated;
Send update request to service end, in described update request, carry version information and the version resource bag to be updated mark of file to be updated;
Receive described service end and identify according to the version information in described update request and bag the resource bag memory address returned, initiate download request with Gains resources bag according to this resource bag memory address, and upgrade described file to be updated according to the resource bag obtained;
Wherein, the resource bag memory address received comprises incremental difference subpackage memory address or redaction resource bag memory address, and described incremental difference subpackage is described service end according to the differential part of each old version resource bag of redaction resource bag corresponding to file to be updated described in difference algorithm calculation services end and storage.
9. method as claimed in claim 8, is characterized in that, the described resource bag according to obtaining upgrades described file to be updated, comprising:
According to preset merge algorithm, the resource bag of described incremental difference subpackage and described file to be updated is carried out merging treatment, obtain the resource bag of the file described to be updated after upgrading;
The resource bag of the file described to be updated after the renewal obtained described in decompress(ion), has obtained the file after renewal.
10. method as claimed in claim 8, is characterized in that, the described resource bag according to obtaining upgrades described file to be updated, comprising:
The redaction resource bag that decompress(ion) obtains, has obtained the file after renewal.
11. methods as described in any one of claim 8-10, is characterized in that, also comprise:
Receive the bag mark of the redaction resource bag that service end returns;
The described resource bag completing the file after renewal is calculated, obtains the renewal bag mark of the file resource bag after upgrading;
The bag of the redaction resource bag received mark is compared with described renewal bag mark, if not identical, then send and be used to indicate the failed prompting of renewal.
12. 1 kinds of data update apparatus, is characterized in that, comprising:
Computing module, for after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm;
Memory module, for storing each incremental difference subpackage, and records the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Processing module, if for receiving the update request of carrying version resource bag to be updated mark, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies; According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found.
13. devices as claimed in claim 12, it is characterized in that, described memory module comprises:
Storage unit, for storing each incremental difference subpackage, and determines the memory address of each incremental difference subpackage;
Record cell, for comprising in the bag mark of each old version resource bag and the resource mapping storehouse of its resource bag memory address preset, increases the incremental difference subpackage memory address of the bag mark correspondence recording each old version resource bag.
14. devices as claimed in claim 13, it is characterized in that, described processing module comprises:
Receiving element, for receiving the update request upgrading end and send, carries the described version information and the version resource bag to be updated mark that upgrade file to be updated in end in described update request;
Whether judging unit is identical with the version information of described redaction resource bag for judging the version information in described update request;
Determining unit, if for not identical, determines that the bag of old version resource bag identical with the ident value that the version resource bag to be updated in described update request identifies in described resource mapping storehouse identifies;
First transmitting element, for returning to described renewal end by incremental difference subpackage memory address corresponding to the bag of old version resource bag identical with this in described resource mapping storehouse mark.
15. devices as claimed in claim 14, is characterized in that, also comprise:
Logging modle, for when receiving redaction resource bag, comprising in the version mapping library of each old version mark version number corresponding to it preset, increasing the described version identifier of redaction resource bag and the mapping relations of new version number.
16. devices as claimed in claim 15, is characterized in that,
Whether described judging unit is identical with the version identifier of the redaction resource bag recorded in version mapping library specifically for judging the version identifier code in described update request; If not identical, then determine that the version information stated in update request is not identical with the version information of described redaction resource bag.
17. devices as described in any one of claim 14-16, it is characterized in that, described processing module also comprises:
Second transmitting element, if identify for the bag of the identical old version resource bag of the ident value do not determined in described resource mapping storehouse with the version resource bag to be updated in described update request identifies, then the memory address of described redaction resource bag is returned to described renewal end.
18. devices as claimed in claim 17, is characterized in that, also comprise:
Mark sending module, for generating the bag mark of described redaction resource bag, and returns to described renewal end by the bag of described redaction resource bag mark.
19. 1 kinds of data update apparatus, is characterized in that, comprising:
Generation module, for detect the file to be updated of local terminal is upgraded time, generate the version resource bag to be updated mark of this file to be updated;
Request module, for sending update request to service end, carries version information and the version resource bag to be updated mark of file to be updated in described update request;
Processing module, identifies according to the version information in described update request and bag the resource bag memory address returned for receiving described service end, initiates download request with Gains resources bag according to this resource bag memory address;
Update module, for upgrading described file to be updated according to the resource bag obtained;
Wherein, the resource bag memory address received comprises incremental difference subpackage memory address or redaction resource bag memory address, and described incremental difference subpackage is described service end according to the differential part of each old version resource bag of redaction resource bag corresponding to file to be updated described in difference algorithm calculation services end and storage.
20. devices as claimed in claim 19, it is characterized in that, described update module comprises:
Computing module, for the resource bag of described incremental difference subpackage and described file to be updated being carried out merging treatment according to preset merge algorithm, obtains the resource bag of the file described to be updated after upgrading;
Updating block, for the resource bag of the file described to be updated after the renewal that obtains described in decompress(ion), has obtained the file after renewal.
21. devices as claimed in claim 19, it is characterized in that, described update module comprises:
Decompression units, for the redaction resource bag that decompress(ion) obtains, has obtained the file after renewal.
22. devices as described in any one of claim 19-21, is characterized in that, also comprise:
Receiver module, for receiving the bag mark of the redaction resource bag that service end returns;
Described generation module, also for calculating the described resource bag completing the file after renewal, obtains the renewal bag mark of the file resource bag after upgrading;
Reminding module, for the bag of the redaction received resource bag mark being compared with described renewal bag mark, if not identical, then send and is used to indicate the failed prompting of renewal.
23. 1 kinds of data handling systems, is characterized in that, comprising: service end and renewal end, wherein,
Described service end, for after receiving redaction resource bag, calculates the differential part of each old version resource bag of redaction resource bag and storage, using the incremental difference subpackage of differential part as each old version resource bag according to difference algorithm; Store each incremental difference subpackage, and record the bag mark of each old version resource bag and the mapping relations of corresponding incremental difference subpackage memory address;
Described renewal end, for sending update request to described service end, described update request comprises version resource bag to be updated mark;
Described service end, if also for receiving the update request of carrying version resource bag to be updated mark, determine that the bag of the old version resource bag identical with the ident value that described version resource bag to be updated identifies identifies; According to the bag identifier lookup incremental difference subpackage memory address determined, and respond described update request and return the incremental difference subpackage memory address found;
Described renewal end, also downloads incremental difference subpackage for sending download request according to the said incremental difference subpackage memory address returned, upgrades to treat updating file.
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| PCT/CN2014/088424 WO2015074467A1 (en) | 2013-11-25 | 2014-10-11 | Data update method, apparatus, and system and storage medium |
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| CN201310603835.1A CN104657170A (en) | 2013-11-25 | 2013-11-25 | Data updating method, device and system |
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