CN107665211A - Geographic data updates maintenance system based on mobile planning application system - Google Patents
Geographic data updates maintenance system based on mobile planning application system Download PDFInfo
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- CN107665211A CN107665211A CN201610609017.6A CN201610609017A CN107665211A CN 107665211 A CN107665211 A CN 107665211A CN 201610609017 A CN201610609017 A CN 201610609017A CN 107665211 A CN107665211 A CN 107665211A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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Abstract
The present invention relates to a kind of geographic data updates maintenance system based on mobile planning application system, this geographical data update system includes：Map rejuvenation pretreatment module, pretreatment is updated to geodata；Database, it is connected positioned at server end and with map rejuvenation pretreatment module, is suitable for accordingly being updated by pretreated geodata；And mobile terminal, download renewal geodata.The invention has the advantages that：（1）Map tile data are encrypted using byte Shift Method, ensure that map accesses the speed browsed on the basis of Information Security is provided；（2）Realize multi-edition data management, polymorphic multi-temporal data Mobile solution；（3）Mobile terminal data renewal is updated by online mode, and data application uses off-line mode application, convenient can update the data the fluency that and can ensures data application.
Description
Technical field
The present invention relates to movable geographic information system application field, and in particular to a kind of practical mobile planning application system
Geographic data updates maintenance system, the movable geographic information system software run is can be applied in the equipment such as mobile phone, tablet personal computer.
Background technology
According to the difference of data, services mode, application model can be divided into two kinds of off-line mode and line model.Offline mould
Formula：For off-line mode data storage in mobile terminal, the function services such as the acquisition of spatial information, display, inquiry, retrieval and analysis are equal
Completed by mobile terminal, independent of background server.Line model：Mobile terminal device passes through wireless network and application server
Connection, can obtain required data in real time.
However, above-mentioned technical system has the following disadvantages：1st, line model, during the outgoing investigation of planning government functionary, net
The limitation of network bandwidth and stability may cause data transfer and display difficult, and plan that related data amount is larger, mobile flow
Consumption is higher, greatly improves public affair cost.2nd, there is the problem of data renewal is inconvenient in off-line mode.
The content of the invention
It is an object of the invention to provide a kind of geographic data updates maintenance system and its method of work, with convenient, low discharge
Mode update geodata in mobile terminal.
In order to solve the above-mentioned technical problem, the invention provides a kind of geographic data updates maintenance system, including：
Map rejuvenation pretreatment module, pretreatment is updated to geodata；
Database, it is connected positioned at server end and with map rejuvenation pretreatment module, is suitable for by pretreated geographical number
According to accordingly being updated；And
Mobile terminal, download renewal geodata.
Another aspect, present invention also offers a kind of geographic data updates maintenance system, comprise the following steps：
Include for the method for being updated pretreatment in map rejuvenation pretreatment module to geodata：
Quality inspection is carried out to geodata；
Coordinate system is changed into the GCJ-02 coordinate systems of encryption；
Using the map tile data of byte Shift Method encryption tpk forms；And
The data be put in storage using AES encryption algorithm for encryption.
Further, include for the method accordingly updated by pretreated geodata in database：
While by pretreated geographic data updates into the database, versions of data mark is carried out；And
Data category information after renewal and version information are write in the data message table in the database.
Further, the method for the versions of data mark includes：Each categorical data is identified with unique data category；With
And for same class data, uniquely distinguished by version identifier with different version IDs.
Further, the database includes：The isomery number of Oracle spatial spatial databases and file system composition
According to storehouse.
Further, the method accordingly updated by pretreated geodata also includes：Pass through version information pipe
Manage old version data.
Further, the method that renewal geodata is downloaded for mobile terminal comprises the following steps：
Mobile terminal accesses the data message table of service end by service interface, contrasts local data version information, and detection is present
The edition data of renewal；
The edition data for needing to update is downloaded in mobile terminal selection according to renewal testing result selection；And
After mobile terminal has downloaded data, local data version information data are updated.
Further, the geodata includes：Geographical basis data and/or planning thematic data.
The geographic data updates maintenance system based on mobile planning application system of the present invention has the following advantages that：（1）Ground
Figure tile data is encrypted using byte Shift Method, ensure that map accesses the speed browsed on the basis of Information Security is provided
Degree；（2）Realize multi-edition data management, polymorphic multi-temporal data Mobile solution；（3）Mobile terminal data renewal passes through online
Mode updates, and data application uses off-line mode application, convenient can update the data the fluency that and can ensures data application.This
Invention can be applied to planning field thematic map browsing data inquiry, the movable geographic information system of business datum statistical analysis it is soft
Part.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the theory diagram of the geographic data updates maintenance system of the present invention；
Fig. 2 is the main flow chart of the geographic data updates maintenance system of the present invention；
Fig. 3 is by the method flow in the database of pretreated geographic data updates to service end in step S2 of the invention
Figure；
Fig. 4 is that the mobile terminal of the present invention downloads the method flow diagram of renewal geodata.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
Embodiment 1
As shown in figure 1, the present embodiment 1 provides a kind of geographic data updates maintenance system, including：Map rejuvenation pre-processes mould
Block, pretreatment is updated to geodata；Database, it is connected positioned at server end and with map rejuvenation pretreatment module, with
Suitable for accordingly being updated by pretreated geodata；And mobile terminal, download renewal geodata.
Wherein, mobile terminal is such as, but not limited to the intelligent terminals such as mobile phone, IPAD.
Embodiment 2
As shown in Figures 2 to 4, on the basis of embodiment 1, embodiment 2 additionally provides a kind of geographic data updates maintenance system
Method of work, i.e., include for being updated the method for pretreatment in map rejuvenation pretreatment module to geodata：To geography
Data carry out quality inspection；Coordinate system is changed into the GCJ-02 coordinate systems of encryption；Using the ground of byte Shift Method encryption tpk forms
Figure tile data；And the data using AES encryption algorithm for encryption storage.This encryption replaces algorithm to tight using simple byte
The index file and data configuration file (map tile data associated documents) of the type that gathers section are encrypted, and do not influence offline map
Display efficiency.
Geodata carries out quality inspection, i.e., coordinate range whether go beyond the scope, coordinate system inspection, in concrete plan data whether
Multi-section-line, figure layer Name check be present.
For the method in the database of pretreated geographic data updates to service end is included in database：Will be pre-
While geographic data updates after processing are into the database of service end, versions of data mark is carried out；And by after renewal
Data category information and version information are write in the data message table in the database.
The method of the versions of data mark includes：
Each categorical data is identified with unique data category；And for same class data, led to different version IDs
Version identifier is crossed uniquely to distinguish.Using version identifier recognition mode, mobile terminal automatic detection, versions of data dynamic are realized more
Newly, polymorphic multi-temporal data Mobile solution is realized.
The database includes：The heterogeneous database of Oracle spatial spatial databases and file system composition.Tool
Body, the way to manage management of the heterogeneous database formed using Oracle spatial spatial databases and file system is moved
Data in terminal.For deleting lattice data and non-structured file data, platform is managed in a manner of file system, convenient to answer
With access of the system to data.For vector data and structural data, it is stored in spatial database, to make full use of space
High-performance, high availability, high reliability, security and the efficient spatial data retrieval that Database Systems provide access.
The method accordingly updated by pretreated geodata also includes：History version is managed by version information
Notebook data.
The method that renewal geodata is downloaded for mobile terminal comprises the following steps：
Mobile terminal accesses the data message table of service end by service interface, contrasts local data version information, and detection is present
The edition data of renewal；
The edition data for needing to update is downloaded in mobile terminal selection according to renewal testing result selection；And
After mobile terminal has downloaded data, local data version information data are updated.
The geodata includes：Geographical basis data and/or planning thematic data.
The present invention can in real time be detected and updated the data, and the download that user can be selective updates the data, and realizes more editions
Notebook data management.
Mobile terminal described in embodiment 1 and embodiment 2 is such as, but not limited to the intelligent terminals such as mobile phone, IPAD.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (8)
- A kind of 1. geographic data updates maintenance system, it is characterised in that including：Map rejuvenation pretreatment module, pretreatment is updated to geodata；Database, it is connected positioned at server end and with map rejuvenation pretreatment module, is suitable for by pretreated geographical number According to accordingly being updated；AndMobile terminal, download renewal geodata.
- A kind of 2. method of work of geographic data updates maintenance system as claimed in claim 1, it is characterised in thatInclude for the method for being updated pretreatment in map rejuvenation pretreatment module to geodata：Quality inspection is carried out to geodata；Coordinate system is changed into the GCJ-02 coordinate systems of encryption；Using the map tile data of byte Shift Method encryption tpk forms；AndThe data be put in storage using AES encryption algorithm for encryption.
- 3. the method for work of geographic data updates maintenance system according to claim 2, it is characterised in thatInclude for the method accordingly updated by pretreated geodata in database：While by pretreated geographic data updates into the database, versions of data mark is carried out；AndData category information after renewal and version information are write in the data message table in the database.
- 4. the method for work of geographic data updates maintenance system according to claim 3, it is characterised in thatThe method of the versions of data mark includes：Each categorical data is identified with unique data category；AndFor same class data, uniquely distinguished by version identifier with different version IDs.
- 5. the method for work of geographic data updates maintenance system according to claim 4, it is characterised in thatThe database includes：The heterogeneous database of Oracle spatial spatial databases and file system composition.
- 6. the method for work of geographic data updates maintenance system according to claim 5, it is characterised in that pass through pretreatment The method that geodata afterwards is accordingly updated also includes：Old version data are managed by version information.
- 7. the method for work of geographic data updates maintenance system according to claim 6, it is characterised in thatThe method that renewal geodata is downloaded for mobile terminal comprises the following steps：Mobile terminal accesses the data message table of service end by service interface, contrasts local data version information, and detection is present The edition data of renewal；The edition data for needing to update is downloaded in mobile terminal selection according to renewal testing result selection；AndAfter mobile terminal has downloaded data, local data version information data are updated.
- 8. the method for work of the geographic data updates maintenance system according to claim any one of 2-7, it is characterised in that institute Stating geodata includes：Geographical basis data and/or planning thematic data.
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| CN201610609017.6A CN107665211A (en) | 2016-07-28 | 2016-07-28 | Geographic data updates maintenance system based on mobile planning application system |
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| CN201610609017.6A CN107665211A (en) | 2016-07-28 | 2016-07-28 | Geographic data updates maintenance system based on mobile planning application system |
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| CN110134755A (en) * | 2019-05-28 | 2019-08-16 | 北京百度网讯科技有限公司 | Map updating method, device, equipment, server and medium |
| CN115189962A (en) * | 2022-07-25 | 2022-10-14 | 中国测绘科学研究院 | Geographic data point-to-point transmission method and system based on SM4 algorithm |
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Application publication date: 20180206 |