CN102541915B - System for providing geographic information system services, accessing device and method thereof - Google Patents
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Abstract
The invention discloses a system for providing geographic information system services, which comprises a geographic information system (GIS) node for providing GIS services, a location service platform (LSP) node for providing position service business, a location based/access management platform (LBMP/LBAP) for accessing the GIS node and the LSP node; and a capacity gateway node for providing capacity for accessing the GIS node and the LSP node through the LBMP/LBAP node based on a Web service mode. The system can solve the problem that the inefficient understanding Gv interface protocol andadapting to writing request information and response information of the program development personnel in the prior art affects the progress and application of GIS services.
Description
Technical field
The present invention relates to Geographic Information System (GIS, the Geographic InformationSystem) technical field in the internet, what especially relate to a kind of Geographic Information System business provides system, access means and method thereof.
Background technology
Geographic Information System (GIS, Geographic Information System), be that multi-door science such as a collection computer science, information science, geography are the new branch of science of one, it is under the support of computer software and hardware, use systems engineering and information science theory, scientific management and analysis-by-synthesis have the geodata of space intension, so that the system that planning, management, decision-making and research institute is needed spatial information to be provided.
Be accompanied by the development of mobile Internet, realize more and more urgent based on the business demand of GIS network capabilities at portable terminal.As shown in Figure 1, be traditional GIS networking architectural schematic, location service management platform (LBMP wherein, LBS Based service Manager Platform)/location service access platform (LBAP, Location Based service Access Platform) node is linked into GIS node and Location Service Platform (LSP, location-based service platform) node, (SP ServiceProvider) is connected with the LBMP/LBAP node service provider.
As shown in Figure 1, the interface between SP and the LBMP/LBAP node is the Gv interface, and the interface between LBMP/LBAP node and the GIS node is the Li interface, and the interface between LBMP/LBAP node and the LSP node is the Le interface.The location-based service that SP uses Map Services that the GIS node provides and LSP node to provide by the Gv interface that calls the LBMP/LBAP node and provide.
Use by the Gv interface that calls the LBMP/LBAP node and provide in the practical business scene of the location-based service that Map Services that the GIS node provides and LSP node provide at SP, the application server of SP sends the geography information request to the LBMP/LBAP node by HTTP POST mode usually.Solicited message and response message by the Gv interface generally comprise two parts: information header (header or context) and imformosome (body), wherein comprise some information that are used for authentication etc. in the information header, and then comprise the content of concrete request in the imformosome.The imformosome content is write based on the XML form usually particularly.
Generally speaking, by solicited message and the response message of Gv interface, all need the program development personnel to understand concrete Gv protocol stack of the interface, and adapt to according to concrete Gv protocol stack of the interface and to write.But the Gv interface comprises a plurality of service interface set at present, understand each service interface that the Gv interface provides fully, and write solicited message and the response message of adaptation respectively at every kind of service interface, for the program development personnel, be to take time and effort, the protocol stack that namely needs program development people system's study Gv interface, the Gv interface is carried out just writing various solicited messages and response message after system's understanding, thereby cause program development efficient lower, and then influence carrying out and using of GIS business.
Summary of the invention
What the embodiment of the invention provided a kind of Geographic Information System business provides system, access means and method thereof, write solicited message and response message to avoid in the prior art program developer to understand the Gv protocol stack of the interface and adapt to, inefficiency, thus the problem of carrying out and using of GIS business influenced.
A kind of system that provides of Geographic Information System business is provided the embodiment of the invention, comprising: the GIS node that is used for providing Geographic Information System GIS business; With the Location Service Platform LSP node that is used for providing the location-based service business; Be used for inserting the position access-in management platform LBMP/LBAP node of described GIS node and LSP node; And the ability gateway node, be used for providing based on the ability of Web service mode by the described GIS node of described LBMP/LBAP node visit and LSP node.
The embodiment of the invention also provides a kind of access means of Geographic Information System business, comprise: communication unit, be used for described device according to the ability gateway node of network side provide based on the ability of Web service mode by LBMP/LBAP node visit GIS node and LSP node, during by described ability gateway node and the described GIS node of LBMP/LBAP node visit and LSP node, realize the information interaction between described device underlying operating system and the described ability gateway node based on the Web service mode; Conversion unit of protocol, send to the ability gateway node by described communication unit after being used for converting the recalls information that described device underlying operating system is sent to Web service recalls information that described ability gateway node can identify, and the information that the information translation apparatus for converting underlying operating system that described ability gateway node is sent by described communication unit can be identified sends to the device underlying operating system.
The embodiment of the invention also provides a kind of access method of Geographic Information System business, comprise: the access means of Geographic Information System business according to the ability gateway node of network side provide based on the ability of Web service mode by LBMP/LBAP node visit GIS node and LSP node, based on the Web service mode during by described ability gateway node and the described GIS node of LBMP/LBAP node visit and LSP node, with self send to described ability gateway node to recalls information send to the ability gateway node after converting the Web service recalls information that described ability gateway node can identify to; And receive the information that described ability gateway node is sent, and the information translation that receives is become the information that self can identify.
A kind of system that provides of Geographic Information System business also is provided the embodiment of the invention, comprising: the GIS node that is used for providing Geographic Information System GIS business; With the Location Service Platform LSP node that is used for providing the location-based service business; Be used for inserting the LBMP/LBAP node of described GIS node and LSP node; And the ability gateway node, be used for providing based on the ability of Web service mode by the described GIS node of described LBMP/LBAP node visit and LSP node; The access means of Geographic Information System business, for the ability that provides according to described ability gateway node, based on the Web service mode during by described ability gateway node and the described GIS node of LBMP/LBAP node visit and LSP node, with self send to described ability gateway node to recalls information send to the ability gateway node after converting the Web service recalls information that described ability gateway node can identify to; And receive the information that described ability gateway node is sent, and the information translation that receives is become the information that self can identify.
The embodiment of the invention increases ability gateway node with the exposure bottom LBMP/LBAP node capacity of Web Service method of service by the network side that system is provided in the GIS business, be used for providing based on the ability of Web service mode by the described GIS node of described LBMP/LBAP node visit and LSP node, the Gv interface of having realized the complexity that will exist between LBMP/LBAP node and the SP develops into the Web service interface that the program development personnel are familiar with, thereby avoided the protocol stack of program development people system's study Gv interface, the Gv interface is carried out just writing various solicited messages and response message after system's understanding, thereby cause program development efficient lower, and then influence the problem of carrying out and using of GIS business.
Description of drawings
Fig. 1 is traditional GIS networking architectural schematic;
The structural representation that system is provided of the GIS business that Fig. 2 proposes for the embodiment of the invention and as the structural representation of the GIS Operational Visit device of SP;
Fig. 3 is the concrete composition structural representation of client middleware in the GIS Operational Visit device of embodiment of the invention proposition;
The concrete composition structural representation of the adaptation unit in the client middleware that comprises in the GIS Operational Visit device of Fig. 4 for embodiment of the invention proposition;
The GIS business that Fig. 5 proposes based on Fig. 2 for the embodiment of the invention system is provided, realize the processing flow chart of visit GIS business.
Embodiment
Prior art provides in the system the GIS business, because the Gv interface of the complexity that exists between LBMP/LBAP node and the SP, the program development personnel need to understand fully complicated Gv protocol stack of the interface file structure, a plurality of service interfaces that the corresponding Gv interface of ability comprises are write corresponding request message and response message respectively, therefore for the program development personnel, workload is bigger, and the efficient of program development is lower.Thereby prior art has in fact formed one barrier for the program development personnel, conventional I T practitioner often needs arduous learning process, just can possess the Gv interface exploitation ability in the GIS business.
The present invention program increases ability gateway node with the exposure bottom LBMP/LBAP node capacity of Web Service method of service by the network side that system is provided in the GIS business, the ability that LBMP/LBAP node in the GIS operation system provides is translated, bottom Gv protocol stack of the interface between ability gateway node and the LBMP/LBAP node is encapsulated and shields, formation is the northbound interface of technological core with Web Service, and with the pattern of Development Framework Web Service method of service is become various programming language (C++, C#, Java etc.) development kit, thereby telecommunications networking and the Gv protocol stack of the interface of effectively shielding complexity, software development kit (the SDK that is familiar with the traditional program developer, SoftWareDevelopment Kit) pattern, the ability interface that realizes the GIS business development is provided, thereby effectively reduce the threshold of the Gv interface in the program development staff development GIS operation system, promote development efficiency, and then strengthen carrying out and using of GIS business, enrich the application of mobile Internet business.In addition, the one cover client middleware of increase in as the GIS Operational Visit device of SP that the present invention program also adapts to, shielding GIS Operational Visit device underlying operating system (OS, Operating System) difference, (API, Application Programming Interface) opens the GIS professional ability to the user with unified SDK application programming interfaces.
As shown in Figure 2, the structural representation that system is provided of the GIS business that proposes for the embodiment of the invention and as the structural representation of the GIS Operational Visit device of SP, wherein the GIS node 10, for the network element node of GIS service ability is provided, concrete being used for provides GIS business; LSP node 11, for the network element node of location-based service ability is provided, concrete for the location-based service business is provided; LBMP/LBAP node 12 is GIS service and the access network element that LSP serves, and specifically is used for inserting GIS node 10 and LSP node 11; The GIS business that the embodiment of the invention proposes the provide system of system with respect to GIS business of the prior art be provided, improvements are to have set up ability gateway node 13 on LBMP/LBAP node 12, it provides Web Service mode to the external world, hide the Gv interface on the LBMP/LBAP node 12, thereby provide based on the ability of Web service mode by LBMP/LBAP node 12 visit GIS nodes 10 and LSP node 11.The system that provides of the GIS business that proposes just because of the embodiment of the invention has set up ability gateway node 13 on LBMP/LBAP node 12, upwards provide the ability of visiting GIS node 10 and LSP node 11 in Web Service mode by it, hide the Gv interface on the LBMP/LBAP node 12 downwards, thereby realized the mode with protocol translation, the Gv interface protocol of complexity is developed into the Web service interface that the program development personnel are familiar with, therefore reduced the threshold of program development staff development GIS operation system, promoted development efficiency, and then strengthened carrying out and using of GIS business, enriched the application of mobile Internet business.
In addition, in order to adapt to the variation of network equipment, need structurally carry out corresponding change as the GIS Operational Visit device of SP node, comprise client middleware 201 and underlying operating system OS202 particularly, wherein bottom OS 202 can but be not limited to comprise Android operating system, Windows Mobile operating system or Symbian operating system etc.Client middleware 201, provide unified api interface at bottom OS 202, the Web service interface that the ability gateway node 13 that network side is set up provides develops into program development framework and the software development kit (SDK) of the bottom OS 202 that is applicable to GIS Operational Visit device inside.
As shown in Figure 3, concrete composition structural representation for client middleware in the GIS Operational Visit device of embodiment of the invention proposition, specifically comprise communication unit 2011, conversion unit of protocol 2012 and adaptation unit 2013, wherein communication unit 2011, be responsible for communicating by letter between client middleware 201 in the GIS Operational Visit device 20 and the ability gateway node 13 that network side is set up, concrete be used for that ability gateway node 13 that GIS Operational Visit device 20 sets up according to network side provides based on the ability of Web service mode by LBMP/LBAP node visit GIS node and LSP node, during based on Web service mode handling capacity gateway node 13 and LBMP/LBAP node visit GIS node and LSP node, realize the information interaction between bottom OS 202 and the ability gateway node 13; Conversion unit of protocol 2012, the north orientation Web service interface of being responsible for ability gateway node 13 is provided develops into the ability SDK that bottom OS 202 can call, concrete send to ability gateway node 13 by communication unit 2011 after being used for converting the recalls information that bottom OS 202 sends to Web service recalls information that ability gateway node 13 can identify, and the information that becomes bottom OS 202 to identify the information translation that ability gateway node 13 is sent by communication unit 2011 sends to bottom OS 202.
Further, adaptation unit 2013, the difference of different underlying operating systems is opened software development framework and development kit and exposure to the program development personnel with unified api interface in the responsible shielding GIS Operational Visit device.The concrete device attribute information that is used for according to GIS Operational Visit device 20, the GIS Operational Visit device 20 that underlying operating system 202 is received becomes to be suitable for user interface (UI, UserInterface) form that this GIS Operational Visit device 20 shows by visit GIS node with the geographic information processing that the LSP node obtains.
As shown in Figure 4, the concrete composition structural representation of the adaptation unit in the client middleware that comprises in the GIS Operational Visit device for embodiment of the invention proposition, comprise device attribute information database 401, facility information is transferred subelement 402, UI handles subelement 403 and api interface 404, wherein store the device attribute information as the GIS Operational Visit device of SP node in the device attribute information database 401, the size of display screen (Canvas) for example, APIs, support form, the manufacturer of this equipment and implementor name are formed, the function that this equipment has is (as camera, information such as touch-screen), other every important attribute informations of equipment, as the storehouse size, font, every pixel takies bit etc.Preferably, the device attribute information of GIS Operational Visit device can be stored in the device attribute information database 401 based on the XML form, and can upgrade this database 401 at any time when the device attribute information of follow-up GIS Operational Visit device changes.Facility information is transferred subelement 402, the responsible bottom api interface 404 invocation facility data of attribute information storehouses 401 that provide by GIS Operational Visit device, thereby the detailed attributes information of acquisition GIS Operational Visit device; UI handles subelement 403, be responsible for transferring subelement 402 by the bottom api interface 404 invocation facility information that GIS Operational Visit device provides, transfer the device attribute information that subelement 402 is transferred according to facility information, the GIS Operational Visit device that GIS Operational Visit device underlying operating system is received becomes to be suitable for the UI form that this GIS Operational Visit device shows by visiting described GIS node with the geographic information processing that the LSP node obtains, the display screen size that comprises in the device attribute information according to GIS Operational Visit device for example, whether be information such as touch-screen, the geographic information processing that obtains become to meet the UI form of this GIS Operational Visit device characteristic.
Wherein above-mentioned each logic ingredient can be encapsulated in the adaptation unit of GIS Operational Visit device, and is that the upper strata API of GIS Development Framework is packaged, thereby realizes shielding fully for the third party developer who uses the GIS Development Framework.
As shown in Figure 5, the GIS business that proposes based on Fig. 2 for the embodiment of the invention system is provided, realize the processing flow chart of visit GIS business, wherein concrete processing procedure is as follows:
To provide one below and use the example that technical scheme that the present invention proposes is specifically implemented:
Here be that example is described with the mapping request, in application, describe map, the draw method of invocation map control class (MapController), only need import the image displaying handle Graphics of system into, the method is static method, so need not create the example of map control class, after the protocol translation of the ability gateway node of setting up via network side and the client middleware that in GIS Operational Visit device, increases, complicated Gv interface interchange will become a simple SDK function call, and code sample is as follows:
Paint(Graphics?g){
//g is the image displaying handle that system is imported into;
MapController.draw(g)；
// specify map is deployed into layer 5
Int?level＝5；
// dimension values
Double?lat＝39.897094285997404；
// longitude
Double?lon＝116.42555236816406；
// spread out a map
MapController.locate2(lat，lon，level)；
As fully visible, the technical scheme that the embodiment of the invention proposes, by set up the ability gateway node at network side, can realize the complicated Gv interface in original GIS service providing system is developed into the Web service interface that the program development personnel are familiar with, and by in the GIS Operational Visit device as the SP node, setting up the client middleware, thereby realize and to become development scheme based on the SDK Development Framework based on the mutual development scheme of Web service mode and ability gateway node, make the business development process more succinct.A nearlyer step ground, in the client middleware of GIS Operational Visit device, increase adaption function, thereby the GIS information that makes visit obtain can be processed into the UI form of the underlying operating system that is suitable for different GIS Operational Visit devices, thus the more perfect development process of GIS business.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (9)
1. the access means of a Geographic Information System business is characterized in that, comprising:
Communication unit, be used for described device according to the ability gateway node of network side provide based on the ability of Web service mode by LBMP/LBAP node visit GIS node and LSP node, during by described ability gateway node and the described GIS node of LBMP/LBAP node visit and LSP node, realize the information interaction between described device underlying operating system and the described ability gateway node based on the Web service mode;
Conversion unit of protocol, send to the ability gateway node by described communication unit after being used for converting the recalls information that described device underlying operating system is sent to Web service recalls information that described ability gateway node can identify, and the information that the information translation apparatus for converting underlying operating system that described ability gateway node is sent by described communication unit can be identified sends to the device underlying operating system.
2. device as claimed in claim 1, it is characterized in that, also comprise adaptation unit, be used for the device attribute information according to described device, the described device that the device underlying operating system is received becomes to be suitable for the user interface form that described device shows by visiting described GIS node with the geographic information processing that the LSP node obtains.
3. device as claimed in claim 2 is characterized in that, described adaptation unit specifically comprises:
The device attribute information database, the device attribute information that is used for storing described device;
Facility information is transferred subelement, is used for transferring the device attribute information of the described device that described device attribute information database stores;
The user interface process subelement, be used for transferring the device attribute information that subelement is transferred according to described facility information, the described device that described device underlying operating system is received becomes to be suitable for the user interface form that described device shows by visiting described GIS node with the geographic information processing that the LSP node obtains.
4. the access method of a Geographic Information System business is characterized in that, comprising:
The access means of Geographic Information System business according to the ability gateway node of network side provide based on the ability of Web service mode by LBMP/LBAP node visit GIS node and LSP node, based on the Web service mode during by described ability gateway node and the described GIS node of LBMP/LBAP node visit and LSP node, send to the ability gateway node after converting the recalls information that self sends to described ability gateway node to Web service recalls information that described ability gateway node can identify; And
Receive the information that described ability gateway node is sent, and the information translation that receives is become the information that self can identify.
5. method as claimed in claim 4 is characterized in that, also comprises:
Described device is according to the device attribute information of self, the geographic information processing that self can identify after the conversion is become to be suitable for the user interface form that self shows, and wherein said geography information is for obtaining by the described GIS node of visit and LSP node.
6. method as claimed in claim 5 is characterized in that, described device is according to the device attribute information of self, and the geographic information processing that self can identify after the conversion is become to be suitable for the user interface form that self shows, comprising:
Described device is transferred the device attribute information of self from the device attribute information database of self; And
According to the device attribute information of transferring, the geographic information processing that self can identify after the conversion become to be suitable for the user interface form that self shows, wherein said geography information is for obtaining by the described GIS node of visit and LSP node.
A Geographic Information System business system is provided, it is characterized in that, comprising:
Be used for providing the GIS node of Geographic Information System GIS business; With
Be used for providing the Location Service Platform LSP node of location-based service business;
Be used for inserting the LBMP/LBAP node of described GIS node and LSP node; And
The ability gateway node is used for providing based on the ability of Web service mode by the described GIS node of described LBMP/LBAP node visit and LSP node;
The access means of Geographic Information System business, for the ability that provides according to described ability gateway node, based on the Web service mode during by described ability gateway node and the described GIS node of LBMP/LBAP node visit and LSP node, with self send to described ability gateway node to recalls information send to the ability gateway node after converting the Web service recalls information that described ability gateway node can identify to; And receive the information that described ability gateway node is sent, and the information translation that receives is become the information that self can identify.
8. system as claimed in claim 7, it is characterized in that, described device is also according to self device attribute information, the geographic information processing that self can identify after the conversion become to be suitable for the user interface form that self shows, and wherein said geography information is for obtaining by the described GIS node of visit and LSP node.
9. system as claimed in claim 8 is characterized in that, described device is specifically transferred the device attribute information of self from the device attribute information database of self; And according to the device attribute information of transferring, the geographic information processing that self can identify after the conversion being become to be suitable for the user interface form that self shows, wherein said geography information is for obtaining by the described GIS node of visit and LSP node.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1492717A (en) * | 2002-10-22 | 2004-04-28 | 华为技术有限公司 | Realizing method based on position service and position service intermediate part |
| CN101005710A (en) * | 2007-01-12 | 2007-07-25 | 华为技术有限公司 | Method and system for realizing position service in radio communication network and position service platform |
| US7395140B2 (en) * | 2004-02-27 | 2008-07-01 | Union Switch & Signal, Inc. | Geographic information system and method for monitoring dynamic train positions |
| CN201234349Y (en) * | 2008-07-30 | 2009-05-06 | 刘跃忠 | Position service platform for positioning, information service and control |
| CN101763347A (en) * | 2008-12-24 | 2010-06-30 | 中国移动通信集团河北有限公司 | GIS (Geographical Information System) interface platform as well as network GIS management system and management method |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1492717A (en) * | 2002-10-22 | 2004-04-28 | 华为技术有限公司 | Realizing method based on position service and position service intermediate part |
| US7395140B2 (en) * | 2004-02-27 | 2008-07-01 | Union Switch & Signal, Inc. | Geographic information system and method for monitoring dynamic train positions |
| CN101005710A (en) * | 2007-01-12 | 2007-07-25 | 华为技术有限公司 | Method and system for realizing position service in radio communication network and position service platform |
| CN201234349Y (en) * | 2008-07-30 | 2009-05-06 | 刘跃忠 | Position service platform for positioning, information service and control |
| CN101763347A (en) * | 2008-12-24 | 2010-06-30 | 中国移动通信集团河北有限公司 | GIS (Geographical Information System) interface platform as well as network GIS management system and management method |
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