CN107423302A - Buffering updating method and device - Google Patents

Buffering updating method and device Download PDF

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Publication number
CN107423302A
CN107423302A CN201610348779.5A CN201610348779A CN107423302A CN 107423302 A CN107423302 A CN 107423302A CN 201610348779 A CN201610348779 A CN 201610348779A CN 107423302 A CN107423302 A CN 107423302A
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China
Prior art keywords
data
data cached
index
page resource
multiple page
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CN201610348779.5A
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Chinese (zh)
Inventor
刘建军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Jingdong Century Trading Co Ltd
Beijing Jingdong Shangke Information Technology Co Ltd
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Beijing Jingdong Century Trading Co Ltd
Beijing Jingdong Shangke Information Technology Co Ltd
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Priority to CN201610348779.5A priority Critical patent/CN107423302A/en
Publication of CN107423302A publication Critical patent/CN107423302A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/90Details of database functions independent of the retrieved data types
    • G06F16/95Retrieval from the web
    • G06F16/958Organisation or management of web site content, e.g. publishing, maintaining pages or automatic linking
    • G06F16/986Document structures and storage, e.g. HTML extensions
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F8/00Arrangements for software engineering
    • G06F8/60Software deployment
    • G06F8/65Updates

Abstract

A kind of buffering updating method is disclosed, including:The load request of target pages is received, wherein, the target pages include multiple page resource data;The index of multiple page resource data in the load request of the target pages is established according to preset rules;If being locally stored data cached corresponding to the load request of the target pages, the data cached index is established according to preset rules;When the index of the multiple page resource data is identical with the data cached index, it is not necessary to update;When the index of the multiple page resource data is different from the data cached index, renewal is described data cached.The present invention can improve the loading velocity of application program, realize autonomous renewal control, reduce cost.

Description

Buffering updating method and device
Technical field
The invention belongs to electronic commerce data technical field, more particularly, to a kind of buffering updating method and device.
Background technology
In large-scale APP exploitations instantly, because the demand of product side's dynamic renewal is faced with the iOS system hair version cycle Restrict, and iOS system does not support dynamic to update, therefore product side by the way of being mixed built in primary code and HTML more using carrying out APP production development.But because birth defect, APP embedded html page or WAP websites are result in, in loading, flow disappears Larger gap be present with the interaction at primary interface all the time in consumption and comprehensive experience.
Technology local Storage are locally stored in existing standard Http cachings and Html5, can be in the feelings of suspension Under condition, for providing data for offline application.
In the research and practice process to prior art, it is found that prior art at least has problems with:Html5 sheet Ground memory technology local Storage oneself will not eliminate and update data cached, and limited storage space.Standard Http delays Can be by setting caching time-out time to eliminate caching come automatic although depositing, the bad control of time granularity, set it is excessive or It is too small all to meet to be actually needed;Although If-Modify-Since heads can be added in request, to obtain latest data, It is that each request will be verified, it is necessary to initiate network connection, causes to update efficiency low.Both the above scheme is all only to solve Storage problem, it is impossible to effectively with background server synchronized update data, smaller cost can not be used to ensure data cached correct Property.
The content of the invention
It is an object of the invention to provide a kind of buffering updating method and device.
According to an aspect of the present invention, there is provided a kind of buffering updating method, including:The load request of target pages is received, Wherein, the target pages include multiple page resource data;The load request of the target pages is established according to preset rules In multiple page resource data index;If data cached corresponding to the load request of the target pages, root is locally stored The data cached index is established according to preset rules;When the multiple page resource data index with it is described data cached When indexing identical, it is not necessary to update;When the index of the multiple page resource data is different from the data cached index, Update described data cached.
Preferably, methods described also includes:If local cache without the load request for storing the target pages is corresponding Data, multiple page resource data are obtained from background server corresponding to the multiple page resource data, and be locally stored.
Preferably, update it is described it is data cached including:According to the index of the multiple page resource data and the caching The index of data obtains multiple page resource data to be updated;Delete it is described it is data cached in page resource number to be updated According to corresponding data cached, obtained from background server corresponding to multiple page resource data to be updated to be updated slow Deposit data, renewal are described data cached.
Preferably, the preset rules comprise at least one kind in domain name, type, name, size, creation time.
Preferably, the data cached mode being locally stored is SQLite storages and the storage of sandbox file.
Preferably, the above method also includes:It is encrypted when being locally stored described data cached, is reading the caching It is decrypted during data.
Preferably, cipher mode is des encryption, and manner of decryption is decrypted for DES.
According to another aspect of the present invention, there is provided a kind of buffer update device, including:Request receiving module, for receiving The load request of target pages, wherein, the target pages include multiple page resource data;Index module, for according to pre- If the index of multiple page resource data in the regular load request for establishing the target pages;Judge module, if for local It is stored with data cached corresponding to the load request of the target pages, the data cached rope is established according to preset rules Draw;Update module, for when the index of the multiple page resource data is identical with the data cached index, it is not necessary to Renewal;When the index of the multiple page resource data is different from the data cached index, renewal is described data cached.
Preferably, described device also includes:Cache module, if being asked for local without the loading for storing the target pages It is data cached corresponding to asking, multiple page resource data are obtained from background server corresponding to the multiple page resource data, And it is locally stored.
Preferably, the update module includes:Comparing unit, according to the index of the multiple page resource data with it is described Data cached index obtains multiple page resource data to be updated;Delete unit, for delete it is described it is data cached in Data cached, buffer unit corresponding to page resource data to be updated, for from multiple page resource numbers to be updated Data cached, updating block to be updated is obtained according to corresponding background server, it is described data cached for updating.
Preferably, the preset rules comprise at least one kind in domain name, type, name, size, creation time.
Preferably, the data cached mode being locally stored is SQLite storages and the storage of sandbox file.
Preferably, described device also includes:Encryption/decryption module, for being added when being locally stored described data cached It is close, it is decrypted when reading described data cached.
Preferably, cipher mode is des encryption, and manner of decryption is decrypted for DES.
Buffering updating method and device provided by the invention establish data cached concordance list according to preset rules, and according to Whether current load request unanimously judges whether to update with data cached, and only update it is inconsistent data cached, can be with The loading velocity of application program is improved, autonomous renewal control is realized, reduces cost.
Brief description of the drawings
By the description to the embodiment of the present invention referring to the drawings, above-mentioned and other purposes of the invention, feature and Advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the flow chart of buffering updating method according to embodiments of the present invention;
Fig. 2 shows the flow chart of buffering updating method according to another embodiment of the present invention;
Fig. 3 shows the structural representation of buffer update device according to embodiments of the present invention.
Embodiment
Various embodiments of the present invention are more fully described hereinafter with reference to accompanying drawing.In various figures, identical element Represented using same or similar reference.For the sake of clarity, the various pieces in accompanying drawing are not necessarily to scale.
The present invention can be presented in a variety of manners, some of examples explained below.
Fig. 1 shows the flow chart of buffering updating method according to embodiments of the present invention.The present embodiment is mainly used in energy Enough run the terminal of web application, including smart mobile phone, E-book reader, MP3 player, MP4 players, personal electricity Brain, notebook computer, tablet personal computer etc..As shown in figure 1, the buffering updating method comprises the following steps.
In step S101, the load request of target pages is received, wherein, the target pages include multiple page resources Data.
In the present embodiment, web application refers to the application program based on B/S frameworks, and web application takes with Web Business device carries out data interaction, and web application can be browser, support electronic book reader of download etc. from the background.Terminal The instruction given tacit consent to according to the instruction of user or web application, the loading for receiving the target pages that web application is sent please Ask, such as, browser sends download web page content request, and e-book sends the request for downloading books chapters and sections.The page object bread Include multiple page resource data, as JS resource pages, CSS resource pages, Image resource pages data, i.e., video, photo, Audio, word etc..
In step s 102, multiple page resource data in the load request of the target pages are established according to preset rules Index.
In the present embodiment, the preset rules comprise at least one in domain name, type, name, size, creation time Kind.The concordance list of page load request resource is established according to domain name, type, name, size etc. for multiple page resource data.
In step s 103, if be locally stored it is data cached corresponding to the load request of the target pages, according to pre- If rule establishes the data cached index.
In the present embodiment, if be locally stored it is data cached (Cookie) corresponding to the target pages load request, The data cached concordance list is established according to above-mentioned preset rules.
In step S104, when the index of the multiple page resource data is identical with the data cached index, It need not update.
In step S105, when the index of the multiple page resource data is different from the data cached index, Update described data cached.
In the present embodiment, by the concordance list of the page resource in load request and the data cached index being locally stored Table is compared, if both are the same, need not be updated, directly read be locally stored it is data cached.If both are different, more It is new described data cached.
Specifically, step S105 includes:
In step S1051, obtained according to the index of the multiple page resource data and the data cached index Multiple page resource data to be updated.
In the present embodiment, by the concordance list of the page resource in load request and the data cached index being locally stored Table is compared, and obtains having different page resource data, i.e., multiple page resource data to be updated from local cache data. For example, the size of one of picture in load request picture size corresponding with local cache data is different, then should Picture needs to re-download renewal.In another example being, in load request a video is not found in local cache data, then The video is also required to download renewal.
In step S1052, delete it is described it is data cached in it is corresponding data cached with page resource data to be updated.
In the present embodiment, deleting needs to re-download the page resource data of renewal corresponding in local cache data Data.For example, the size of one of picture in load request picture size corresponding with local cache data is different, Then delete the picture in local cache data.
In step S1053, obtain and treated more from background server corresponding to multiple page resource data to be updated New is data cached.
In the present embodiment, page money is downloaded from background server corresponding to the page resource data for needing download to update Source data.Multiple page resource data to be updated are downloaded using NSurlcache and Http requests. Nsurlcache is one of API that Apple Inc. provides for developer, and URL request provides the synthesis in internal memory and on disk Caching mechanism.Based on class libraries URL loading systems a part, it is any by NSURLConnection loading request all Will be by NSURLCache processing.HTTP (HTTP, HyperText Transfer Protocol) is on internet A kind of procotol being most widely used.
In step S1054, renewal is described data cached.
In the present embodiment, the page resource data of download are locally stored.It is described data cached to be locally stored Mode is SQLite storages and the storage of sandbox file.SQlite is a light-duty database, is the relationship type number in accordance with ACID According to base management system, it is included in a relatively small C storehouse.
Buffering updating method provided by the invention establishes data cached concordance list according to preset rules, and is added according to current Carry whether request unanimously judges whether to update with data cached, and only update inconsistent data cached, can improve and to answer With the loading velocity of program, autonomous renewal control is realized, reduces cost.
Fig. 2 shows the flow chart of buffering updating method according to another embodiment of the present invention.The present embodiment is mainly applied In the terminal that can run web application, including it is smart mobile phone, E-book reader, MP3 player, MP4 players, individual People's computer, notebook computer, tablet personal computer etc..As shown in Fig. 2 the buffering updating method comprises the following steps.
In step s 201, the load request of target pages is received, wherein, the target pages include multiple page resources Data.
In the present embodiment, web application refers to the application program based on B/S frameworks, and web application takes with Web Business device carries out data interaction, and web application can be browser, support electronic book reader of download etc. from the background.Terminal The instruction given tacit consent to according to the instruction of user or web application, the loading for receiving the target pages that web application is sent please Ask, such as, browser sends download web page content request, and e-book sends the request for downloading books chapters and sections.The page object bread Include multiple page resource data, as JS resource pages, CSS resource pages, Image resource pages data, i.e., video, photo, Audio, word etc..
In step S202, multiple page resource data in the load request of the target pages are established according to preset rules Index.
In the present embodiment, the preset rules comprise at least one in domain name, type, name, size, creation time Kind.The concordance list of page load request resource is established according to domain name, type, name, size etc. for multiple page resource data.
In step S203, if be locally stored it is data cached corresponding to the load request of the target pages, according to pre- If rule establishes the data cached index.
In the present embodiment, if be locally stored it is data cached corresponding to the target pages load request, we according to Above-mentioned preset rules establish the data cached concordance list.
In step S204, when the index of the multiple page resource data is identical with the data cached index, It need not update.
In step S205, when the index of the multiple page resource data is different from the data cached index, Update described data cached.
In the present embodiment, by the concordance list of the page resource in load request and the data cached index being locally stored Table is compared, if both are the same, need not be updated, directly read be locally stored it is data cached.If both are different, more It is new described data cached.
Specifically, step S205 includes:
In step S2052, obtained according to the index of the multiple page resource data and the data cached index Multiple page resource data to be updated.
In the present embodiment, by the concordance list of the page resource in load request and the data cached index being locally stored Table is compared, and obtains having different page resource data, i.e., multiple page resource data to be updated from local cache data. For example, the size of one of picture in load request picture size corresponding with local cache data is different, then should Picture needs to re-download renewal.In another example being, in load request a video is not found in local cache data, then The video is also required to download renewal.
In step S2052, delete it is described it is data cached in it is corresponding data cached with page resource data to be updated.
In the present embodiment, deleting needs to re-download the page resource data of renewal corresponding in local cache data Data.For example, the size of one of picture in load request picture size corresponding with local cache data is different, Then delete the picture in local cache data.
In step S2053, obtain and treated more from background server corresponding to multiple page resource data to be updated New is data cached.
In the present embodiment, page money is downloaded from background server corresponding to the page resource data for needing download to update Source data.Multiple page resource data to be updated are downloaded using NSurlcache and Http requests. Nsurlcache is one of API that Apple Inc. provides for developer, and URL request provides the synthesis in internal memory and on disk Caching mechanism.Based on class libraries URL loading systems a part, it is any by NSURLConnection loading request all Will be by NSURLCache processing.HTTP (HTTP, HyperText Transfer Protocol) is on internet A kind of procotol being most widely used.
In step S2054, renewal is described data cached.
In the present embodiment, the page resource data of download are locally stored.It is described data cached to be locally stored Mode is SQLite storages and the storage of sandbox file.SQlite is a light-duty database, is the relationship type number in accordance with ACID According to base management system, it is included in a relatively small C storehouse.
In step S206, it is encrypted when being locally stored described data cached, enters when reading described data cached Row decryption.
In the present embodiment, take des encryption mode to be encrypted to data cached during storage, take DES to solve during reading Close mode is decrypted to data cached.DES encryption and decryption can be MD5 encryption and decryption.
Buffering updating method provided by the invention establishes data cached concordance list according to preset rules, and is added according to current Carry whether request unanimously judges whether to update with data cached, and only update inconsistent data cached, can improve and to answer With the loading velocity of program, autonomous renewal control is realized, reduces cost.
Fig. 3 shows the structural representation of buffer update device according to embodiments of the present invention.It is as shown in figure 3, described slow Depositing updating device includes:Request receiving module 10, index module 20, judge module 30, update module 40 and cache module 50.
Wherein, the request receiving module 10 is used for the load request for receiving target pages, wherein, the page object bread Include multiple page resource data.
In the present embodiment, web application refers to the application program based on B/S frameworks, and web application takes with Web Business device carries out data interaction, and web application can be browser, support electronic book reader of download etc. from the background.Terminal The instruction given tacit consent to according to the instruction of user or web application, the loading for receiving the target pages that web application is sent please Ask, such as, browser sends download web page content request, and e-book sends the request for downloading books chapters and sections.The page object bread Include multiple page resource data, as JS resource pages, CSS resource pages, Image resource pages data, i.e., video, photo, Audio, word etc..
Multiple page resource numbers in load request of the index module 20 for establishing the target pages according to preset rules According to index.
In the present embodiment, the preset rules comprise at least one in domain name, type, name, size, creation time Kind.The concordance list of page load request resource is established according to domain name, type, name, size etc. for multiple page resource data.
If judge module 30 is data cached corresponding to the load request of the target pages for being locally stored, according to pre- If rule establishes the data cached index.
In the present embodiment, whether judge module 30 judges to have in being locally stored the load request of the target pages corresponding It is data cached;It is data cached corresponding to the load request of the target pages when being locally stored, according to above-mentioned default rule Then establish the data cached concordance list.
Update module 40 is used for when the index of the multiple page resource data is identical with the data cached index, It need not update;When the index of the multiple page resource data is different from the data cached index, update described slow Deposit data.
In the present embodiment, update module 40 is by the concordance list of the page resource in load request and the caching that is locally stored The concordance list of data is compared, if both are the same, need not be updated, directly read be locally stored it is data cached.If two Person is different, and renewal is described data cached.
Specifically, update module 40 by the concordance list of the page resource in load request and is locally stored data cached Concordance list is compared, and obtains having different page resource data, i.e., multiple page resources to be updated from local cache data Data.For example, the size of one of picture in load request picture size corresponding with local cache data is different, Then the picture needs to re-download renewal.In another example being, in load request a video is not looked in local cache data Arrive, then the video is also required to download renewal.
In a preferred embodiment, update module 40 includes comparing unit 41, deletes unit 42, the and of buffer unit 43 Updating block 44.Wherein, comparing unit 41 be used for according to the multiple page resource data index with it is described data cached Index obtains multiple page resource data to be updated;Delete unit 42 be used for delete it is described it is data cached in page to be updated Data cached corresponding to the resource data of face, buffer unit 43 is used for after corresponding to multiple page resource data to be updated Platform server obtains to be updated data cached;Updating block 44 is described data cached for updating.
If cache module 50 is for local data cached corresponding to the load request of the target pages without storing, from institute State background server corresponding to multiple page resource data and obtain multiple page resource data, and be locally stored.
In the present embodiment, the data cached mode being locally stored is SQLite storages and the storage of sandbox file. SQlite is a light-duty database, is the Relational DBMS in accordance with ACID, and it is relatively small included in one C storehouses in.
In a preferred embodiment, described device also includes encryption/decryption module 60, for described delay to be locally stored It is encrypted during deposit data, is decrypted when reading described data cached.
In the present embodiment, take des encryption mode to be encrypted to data cached during storage, take DES to solve during reading Close mode is decrypted to data cached.DES encryption and decryption can be MD5 encryption and decryption.
Buffer update device provided by the invention establishes data cached concordance list according to preset rules, and is added according to current Carry whether request unanimously judges whether to update with data cached, and only update inconsistent data cached, can improve and to answer With the loading velocity of program, autonomous renewal control is realized, reduces cost.
According to embodiments of the invention as described above, these embodiments do not have all details of detailed descriptionthe, not yet It is only described specific embodiment to limit the invention.Obviously, as described above, can make many modifications and variations.This explanation Book is chosen and specifically describes these embodiments, is in order to preferably explain the principle and practical application of the present invention, so that affiliated Technical field technical staff can be used using modification of the invention and on the basis of the present invention well.The protection model of the present invention Enclosing should be defined by the scope that the claims in the present invention are defined.

Claims (14)

1. a kind of buffering updating method, including:
The load request of target pages is received, wherein, the target pages include multiple page resource data;
The index of multiple page resource data in the load request of the target pages is established according to preset rules;
If being locally stored data cached corresponding to the load request of the target pages, the caching is established according to preset rules The index of data;
When the index of the multiple page resource data is identical with the data cached index, it is not necessary to update;
When the index of the multiple page resource data is different from the data cached index, renewal is described data cached.
2. the method according to claim 11, wherein, in addition to:
If local data cached corresponding to the load request of the target pages without storing, from the multiple page resource data Corresponding background server obtains multiple page resource data, and is locally stored.
3. according to the method for claim 1, wherein, renewal it is described it is data cached including:
Multiple pages to be updated are obtained according to the index of the multiple page resource data with the data cached index to provide Source data;
Delete it is described it is data cached in it is corresponding data cached with page resource data to be updated,
Obtained from background server corresponding to multiple page resource data to be updated it is to be updated data cached,
Update described data cached.
4. according to the method for claim 1, wherein, the preset rules comprise at least domain name, type, name, size, wound The one kind built in the time.
5. according to the method for claim 1, wherein, the data cached mode being locally stored is SQLite storages and sand Case file stores.
6. the method according to claim 11, wherein, in addition to:
It is encrypted when being locally stored described data cached, is decrypted when reading described data cached.
7. according to the method for claim 6, wherein, cipher mode is des encryption, manner of decryption is decrypted for DES.
8. a kind of buffer update device, including:
Request receiving module, for receiving the load request of target pages, wherein, the target pages include multiple page resources Data;
Index module, the rope of multiple page resource data in the load request for establishing the target pages according to preset rules Draw;
Judge module, if data cached corresponding to the load request of the target pages for being locally stored, according to default rule Then establish the data cached index;
Update module, for when the index of the multiple page resource data is identical with the data cached index, being not required to Update;When the index of the multiple page resource data is different from the data cached index, the caching number is updated According to.
9. device according to claim 8, wherein, described device also includes:
Cache module, if for data cached corresponding to the local load request without the storage target pages, from described more Background server corresponding to individual page resource data obtains multiple page resource data, and is locally stored.
10. device according to claim 8, wherein, the update module includes:
Comparing unit, obtained according to the index of the multiple page resource data and the data cached index to be updated more Individual page resource data;
Delete unit, for delete it is described it is data cached in it is corresponding data cached with page resource data to be updated,
Buffer unit, for obtaining to be updated delay from background server corresponding to multiple page resource data to be updated Deposit data,
Updating block, it is described data cached for updating.
11. device according to claim 8, wherein, the preset rules comprise at least domain name, type, name, size, One kind in creation time.
12. device according to claim 8, wherein, the data cached mode being locally stored be SQLite storages and Sandbox file stores.
13. device according to claim 8, wherein, described device also includes:
Encryption/decryption module, for being encrypted when being locally stored described data cached, carried out when reading described data cached Decryption.
14. device according to claim 13, wherein, cipher mode is des encryption, and manner of decryption is decrypted for DES.
CN201610348779.5A 2016-05-24 2016-05-24 Buffering updating method and device Pending CN107423302A (en)

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CN110287715A (en) * 2019-06-25 2019-09-27 江苏恒宝智能系统技术有限公司 A kind of data cached safety management system
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