CN102457553A - Off-line SaaS (software as a service) application software realization method based on B/S (browser/server) mode - Google Patents
Off-line SaaS (software as a service) application software realization method based on B/S (browser/server) mode Download PDFInfo
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Abstract
The invention relates to an off-line SaaS (software as a service) application software realization method based on a B/S (browser/server) mode and belongs to the field of computer network communication. In the off-line SaaS application software realization method, an off-line database assembly for managing service data, a local Web server assembly for managing a system operation page under an off-line state, a synchronization assembly used for synchronizing data, a transmission assembly for transmitting data and a state detection assembly for judging whether the current machine is on line are utilized. In the off-line SaaS application software realization method, the system operation page is represented to the user by the local Web server, and the off-line database assembly stores the operation data of the network application program into a local database. The state detection assembly monitors whether the current machine is on line or not at regular time; if the current machine is on line, the synchronization assembly is invoked to identify data by virtue of a timestamp between the local server and a network server so as to synchronize with the server data; and finally, the transmission assembly is invoked to transmit the service data which is operated in an off-line mode to the server, and the server updates the latest service data.
Description
Technical field
The present invention relates to the off-line SaaS application software implementation method based on the B/S pattern, the management software of data sync belongs to computer network communication field during the especially a kind of SaaS application software applied off-line that solves based on the browser/server pattern.
Background technology
Based on the off-line SaaS application software implementation method of B/S pattern, essence is that a kind of operating data during to SaaS application software applied off-line is carried out management by synchronization and control, thereby realizes the management software of SaaS applied off-line.Aspect applied off-line; This kind software allows the resource of web application storage and operating application program in this locality; And operation pages and operating data be stored in the local relational database that can search for fully; Discern the data of off-line operation subsequently through timestamp between the home server and the webserver, it is synchronous to guarantee that the off-line operation of SaaS application software is used.
In addition, the SaaS application software of prior art is to use based on the Internet fully, and all mutual and data all need be passed through the Internet.For the user, can only be in the place that has network to connect, the Wireless Communication Equipment that perhaps user must oneself outfit wireless Internet card and so on could be used the service of SaaS application software.And in the live and work of reality, unpractical often.There is following shortcoming in prior art: network connects under insecure prerequisite not having network connection, network speed to cross slowly perhaps, and the user is the service that can't normally use the SaaS application software through network.In this case, not losing when how to avoid data to preserve, and how to improve user experience, is very popular in a current network application and development topic.
The present invention presents to the user through local Web server with the system operation page, is kept in the local data base through the operating data of off-line data library component with web application.Whether online by the current machine of state-detection assembly periodic monitor; If it is online; Then the invoke synchronous assembly comes recognition data through timestamp between the home server and the webserver; Accomplish with server data synchronously, call transmission assembly at last and send the business datum of off-line operation to server, by the up-to-date business datum of server update.Obviously, the data sync property is lower during existing SaaS application system applied off-line, can not satisfy the requirement of current each enterprise.
Summary of the invention
The objective of the invention is to: to the deficiency of above prior art existence; Proposition is based on the off-line SaaS application software implementation method of B/S pattern; Allow the resource of web application storage and operating application program in this locality; And operation pages and operating data be stored in the local relational database that can search for fully, come recognition data through timestamp between the home server and the webserver subsequently, guarantee synchronization of data.Thereby realize applied off-line based on the SaaS pattern.
In order to reach above purpose, the present invention contains following assembly:
Client operating software---be used for carrying out mutual software terminal system with client.
Local data base---use the small-size text database, what native system adopted is that the SQlite database is deposited business datum.
More than two assemblies form by following each widget:
Client operating software is made up of following assembly:
The off-line data library component---in order to the business datum in the management local data base;
Local Web server assembly---in order to management system operation pages under the off-line state;
Synchronization Component---local data and server end synchronization of data accomplished and to the strategy support of synchronizing process;
Transmission assembly---judge the employed host-host protocol of local machine, and corresponding host-host protocol in the match server, realize various host-host protocols;
The state-detection assembly---stab through comparing server end timestamp and client time, judge whether current machine is online.
Local data base consists of the following components:
The basic document of user information table---recording user.
The time table of comparisons--time corresponding is stabbed information between the-record home server and the webserver, and it is characterized in that: have the live tag field, whether recorder is online.
Page table--the system operation page the in-record server.
The business datum of business datum table---recording user operation.
The user uses step to be:
Step 1: use client operating software; System manager's Accreditation System domestic consumer; Comprise address name, user name, password or the like, client operating software will be called the off-line data library component domestic consumer's essential information will be saved in the user information table of database.
Step 2: use client operating software; Utilize the state-detection assembly to obtain the timestamp of server end; Call the off-line data library component value of the live tag field in the time table of comparisons in the local data base is taken out, the mark with this mark and server end record compares again, representes that then current machine is online if mark is identical; Otherwise, then not online; If not online, then call local Web server assembly, the data in the page table in the local data base are taken out the operation pages when offering the user and carrying out the regular traffic operation.
Step 3: use client operating software,, call the off-line data library component business datum that the user operates is saved in the business datum table of database through the off-line data library component.If it is consistent with the server end timestamp to utilize Synchronization Component to judge that the server time of local record stabs, and the timestamp of this locality is labeled as True and explains that then local data is newer than server end data, need local data be updated to server.If local time stamp is labeled as False, and the server end timestamp is bigger than the server end timestamp of client storage, explains that then the server end data are newer than local data, need be with the server end data sync to local;
Step 4: use client operating software, utilize transmission assembly to judge the employed host-host protocol of local machine, and corresponding host-host protocol in the match server, carry out the processing of data effectively.
So, the present invention presents to the user through local Web server assembly with the system operation page, is kept in the local data base through the operating data of off-line data library component with web application.Whether online by the current machine of state-detection assembly periodic monitor; If it is online; Then the invoke synchronous assembly comes recognition data through timestamp between the home server and the webserver; Accomplish with server data synchronously, call transmission assembly at last and send the business datum of off-line operation to server, by the up-to-date business datum of server update.Data sync when guaranteeing applied off-line, the accuracy of enhancing its data.
Embodiment
Embodiment one
Use MyEclipse 5.5 SDKs exploitation client and server operating software; Use database management tools special-purpose on the market; Oracle 9i sets up the needed database of system, adopts MyEclipse 5.5 as IDK, and concrete mode is:
In order to reach above purpose, the present invention contains following assembly:
Client operating software---be used for carrying out mutual software terminal system with client.
Local data base---use the small-size text database, what native system adopted is that the SQlite database is deposited business datum.
More than two assemblies form by following each widget:
Client operating software is made up of following assembly:
The off-line data library component---in order to the business datum in the management local data base;
Local Web server assembly---in order to management system operation pages under the off-line state;
Synchronization Component---local data and server end synchronization of data accomplished and to the strategy support of synchronizing process;
Transmission assembly---judge the employed host-host protocol of local machine, and corresponding host-host protocol in the match server, realize various host-host protocols;
The state-detection assembly---stab through comparing server end timestamp and client time, judge whether current machine is online.
Local data base consists of the following components:
The basic document of user information table---recording user.
The time table of comparisons--time corresponding is stabbed information between the-record home server and the webserver, and it is characterized in that: have the live tag field, whether recorder is online.
Page table--the system operation page the in-record server.
The business datum of business datum table---recording user operation.
The user uses step to be:
Step 1: use client operating software; System manager's Accreditation System domestic consumer; Comprise address name, user name, password or the like, client operating software will be called the off-line data library component domestic consumer's essential information will be saved in the user information table of database.
Step 2: use client operating software; Utilize the state-detection assembly to obtain the timestamp of server end; Call the off-line data library component value of the live tag field in the time table of comparisons in the local data base is taken out, the mark with this mark and server end record compares again, representes that then current machine is online if mark is identical; Otherwise, then not online; If not online, then call local Web server assembly, the data in the page table in the local data base are taken out the operation pages when offering the user and carrying out the regular traffic operation.
Step 3: use client operating software,, call the off-line data library component business datum that the user operates is saved in the business datum table of database through the off-line data library component.If it is consistent with the server end timestamp to utilize Synchronization Component to judge that the server time of local record stabs, and the timestamp of this locality is labeled as True and explains that then local data is newer than server end data, need local data be updated to server.If local time stamp is labeled as False, and the server end timestamp is bigger than the server end timestamp of client storage, explains that then the server end data are newer than local data, need be with the server end data sync to local;
Step 4: use client operating software, utilize transmission assembly to judge the employed host-host protocol of local machine, and corresponding host-host protocol in the match server, carry out the processing of data effectively.
Except that the foregoing description, the present invention can also have other execution modes.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection range of requirement of the present invention.
Claims (4)
1. based on the off-line SaaS application software implementation method of B/S pattern; It is characterized in that the system operation page being presented to the user through local Web server; Be kept in the local data base through the operating data of off-line data library component with web application, concrete steps are: whether online by the current machine of state-detection assembly periodic monitor, if online; Then the invoke synchronous assembly comes recognition data through timestamp between the home server and the webserver; Accomplish with server data synchronously, call transmission assembly at last and send the business datum of off-line operation to server, by the up-to-date business datum of server update.
2. according to the said off-line SaaS application software implementation method of claim 1, it is characterized in that comprising following assembly: in order to the local data base of store various kinds of data based on the B/S pattern; Local Web server assembly in order to management system operation pages under the off-line state; In order to accomplish the Synchronization Component of local data and server end synchronization of data; In order to judging the employed host-host protocol of local machine, and corresponding host-host protocol in the match server, realize the transmission assembly of various host-host protocols; In order to the state-detection assembly of judging that current machine is whether online; Off-line data library component in order to the business datum in the management local data base.
3. according to the said off-line SaaS application software implementation method of claim 1, it is characterized in that: do not having that network connects, network speed is crossed slow or network connects under insecure prerequisite business datum is operated based on the B/S pattern.
4. according to the said off-line SaaS application software implementation method of claim 1 based on the B/S pattern; It is characterized in that: through the state-detection assembly; Relatively whether the server end timestamp is identical with client time stamp flag state before, judges whether current machine is online.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102023883A (en) * | 2011-01-05 | 2011-04-20 | 苏州荣盈科技有限公司 | Method for data synchronization |
| CN103747084A (en) * | 2014-01-08 | 2014-04-23 | 广东电网公司信息中心 | Off-line access method and system for advanced enterprise mobile application platform |
| CN104065613A (en) * | 2013-03-18 | 2014-09-24 | ***通信集团内蒙古有限公司 | Offline operation data synchronization method, system and device of application |
| CN104820701A (en) * | 2015-05-11 | 2015-08-05 | 北京瑞星信息技术有限公司 | Method and system for recording and synchronizing data |
| CN107229649A (en) * | 2016-03-25 | 2017-10-03 | 腾讯科技（深圳）有限公司 | Data update system and method |
| CN108563776A (en) * | 2018-04-24 | 2018-09-21 | 武汉斗鱼网络科技有限公司 | Off-line data acquisition methods and system, server and storage medium |
| CN110851413A (en) * | 2019-11-08 | 2020-02-28 | 深圳市元征科技股份有限公司 | Data synchronization method and device, electronic equipment and storage medium |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102023883A (en) * | 2011-01-05 | 2011-04-20 | 苏州荣盈科技有限公司 | Method for data synchronization |
| CN104065613A (en) * | 2013-03-18 | 2014-09-24 | ***通信集团内蒙古有限公司 | Offline operation data synchronization method, system and device of application |
| CN104065613B (en) * | 2013-03-18 | 2017-11-21 | ***通信集团内蒙古有限公司 | Synchronous method, system and the device of a kind of off-line operation data of application |
| CN103747084A (en) * | 2014-01-08 | 2014-04-23 | 广东电网公司信息中心 | Off-line access method and system for advanced enterprise mobile application platform |
| CN104820701A (en) * | 2015-05-11 | 2015-08-05 | 北京瑞星信息技术有限公司 | Method and system for recording and synchronizing data |
| CN104820701B (en) * | 2015-05-11 | 2018-02-06 | 北京瑞星信息技术股份有限公司 | Data record and synchronous method and system |
| CN107229649A (en) * | 2016-03-25 | 2017-10-03 | 腾讯科技（深圳）有限公司 | Data update system and method |
| CN107229649B (en) * | 2016-03-25 | 2019-07-12 | 腾讯科技（深圳）有限公司 | Data update system and method |
| CN108563776A (en) * | 2018-04-24 | 2018-09-21 | 武汉斗鱼网络科技有限公司 | Off-line data acquisition methods and system, server and storage medium |
| CN110851413A (en) * | 2019-11-08 | 2020-02-28 | 深圳市元征科技股份有限公司 | Data synchronization method and device, electronic equipment and storage medium |
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Application publication date: 20120516 |