CN107071001A - Intelligent transportation Web information sharing service platform framework method - Google Patents

Abstract

The invention discloses a method for building an intelligent traffic web information sharing service platform. The shared service platform structured in this method includes a data navigation and positioning subsystem, a data retrieval and search subsystem, a data browsing subsystem, a data download subsystem, a data access proxy subsystem, a space display subsystem, a program call service subsystem, Web services service subsystem, system management subsystem, online technical support subsystem, data purchase settlement and payment subsystem, and data service software rental service subsystem. The method of the present invention fully integrates a variety of advanced technologies such as WebGIS, and the information sharing service platform has the functions of single sign-on and whole network access, and utilizes the metadata directory service to provide users with convenient and fast data query, browsing and downloading in various forms Service functions to help users obtain various traffic information conveniently.

Description

Architecture method of intelligent transportation web information sharing service platform

technical field

The invention relates to the technical field of traffic information sharing, in particular to a method for building an intelligent traffic web information sharing service platform.

Background technique

At present, my country's urban traffic informatization lags far behind the process of urbanization and rapid urban development, not only cannot provide scientific decision-making basis for urban traffic managers, but also cannot provide high-quality information services for traffic participants. One of the main bottlenecks for development, long-term development and economic and social construction. The basis of traffic informatization is to realize basic information sharing, and the establishment of an urban traffic information sharing system has become an inevitable requirement for the sustainable development of urban traffic.

In addition, my country's transportation basic information management is distributed in various administrative units, and there is a common problem of focusing on construction and neglecting management. my country's cities are developing rapidly, and information is updated quickly, but my country's urban traffic management departments have not established an information census mechanism and system. Although the various traffic information subsystems that have been built in cities in our country, including other departments related to the comprehensive traffic management system, are still doing their own thing, there is no overall design of the traffic basic information system, and there is a lack of comprehensive traffic basic information platform construction and integration of various information resources. Effective operating mechanism and management mode make it difficult to realize information sharing.

Contents of the invention

The purpose of the present invention is to provide an intelligent transportation web information sharing service platform framework method, which promotes the formation of a scientific data sharing mechanism, so that users (including institutions, terminals, etc.) can conveniently and quickly query the traffic data directory from the Internet, and then obtain the required information.

The technical solution to realize the object of the present invention is: a kind of intelligent transportation Web information sharing service platform architecture method, including data navigation and positioning subsystem, data retrieval and search subsystem, data browsing subsystem, data download subsystem, data access agent Subsystem, space display subsystem, program call service subsystem, Web services service subsystem, system management subsystem, online technical support subsystem, data purchase settlement and payment subsystem, and data service software leasing service subsystem, of which:

The function of the data navigation and positioning subsystem is to realize the discovery of information materials on the whole network and the determination of data access locations based on the metadata directory;

The data retrieval and search subsystem provides users with interactive data retrieval and search services;

The data browsing subsystem provides users with various forms of retrieval result display functions;

The data download subsystem realizes the calculation of user download data volume, user temporary disk space and directory management, user download information recording log, user security control, breakpoint resume upload, user download flow or bandwidth limitation, automatic generation of Email notification content, The function of sending email notification automatically;

The data access proxy subsystem implements user access to data resources managed by remote centers or nodes by deploying remote center or node data access proxy software;

The space display subsystem provides interactive information browsing functions for users based on WebGIS;

The program invokes the service subsystem, and realizes encapsulation of data access on the basis of a unified data access interface in the data storage management system;

The alleged web services service subsystem implements the encapsulation of data access on the basis of a unified data access interface, publishes web service services, and provides users with data access methods based on web services;

The alleged system management subsystem realizes the management of various application metadata;

The online technical support subsystem provides users with help in traffic information acquisition, reading, display, and application, and also provides algorithms and tool software support for users to further process traffic products;

The data purchase settlement and payment subsystem realizes the functions of real-time purchase of data and products, unified processing and payment;

The data service software leasing service subsystem provides public traffic application service software leasing services for industry units or enterprises.

Compared with the prior art, the present invention has the remarkable advantages as follows: (1) establishes an Internet service-based intelligent traffic information sharing environment, promotes the formation of a scientific data sharing mechanism, and enables users (including institutions, terminals, etc.) to conveniently and quickly Query the traffic data catalog from the Internet, and then obtain the required information; (2) The establishment of the system fully integrates various advanced technologies such as WebGIS, and has the functions of single sign-on and whole network access; (3) Utilizes the metadata catalog service to serve users Provide convenient and fast data query, browsing, and download service functions in various forms to help users obtain various traffic information conveniently.

Description of drawings

Fig. 1 is a framework diagram of an intelligent transportation web information sharing service platform of the present invention.

Fig. 2 is a frame diagram of the data navigation and positioning subsystem of the present invention.

Fig. 3 is a frame diagram of the data download subsystem of the present invention.

Fig. 4 is a structure diagram of the data access proxy subsystem of the present invention.

Figure 5 is the architecture diagram of the data web services service subsystem.

Figure 6 System management subsystem architecture diagram.

Figure 7 is the architecture diagram of the online technical support subsystem.

detailed description

The technical solution of the present invention will be further described in detail below in conjunction with the accompanying drawings.

With reference to Fig. 1, the framework method of the intelligent transportation Web information sharing service platform of the present invention includes a data navigation and positioning subsystem, a data retrieval and search subsystem, a data browsing subsystem, a data download subsystem, a data access proxy subsystem, and a space display subsystem. System, program call service subsystem, Web services service subsystem, system management subsystem, online technical support subsystem, data purchase settlement and payment subsystem, and data service software leasing service subsystem, of which:

The function of the data navigation and positioning subsystem is to realize the discovery of information materials on the whole network and the determination of data access locations based on the metadata directory;

The data retrieval and search subsystem provides users with interactive data retrieval and search services;

The data browsing subsystem provides users with various forms of retrieval result display functions;

The data download subsystem realizes the calculation of user download data volume, user temporary disk space and directory management, user download information recording log, user security control, breakpoint resume upload, user download flow or bandwidth limitation, automatic generation of Email notification content, The function of sending email notification automatically;

The data access proxy subsystem implements user access to data resources managed by remote centers or nodes by deploying remote center or node data access proxy software;

The space display subsystem provides interactive information browsing functions for users based on WebGIS;

The program invokes the service subsystem, and realizes encapsulation of data access on the basis of a unified data access interface in the data storage management system;

The alleged web services service subsystem implements the encapsulation of data access on the basis of a unified data access interface, publishes web service services, and provides users with data access methods based on web services;

The alleged system management subsystem realizes the management of various application metadata;

The online technical support subsystem provides users with help in traffic information acquisition, reading, display, and application, and also provides algorithms and tool software support for users to further process traffic products;

The data purchase settlement and payment subsystem realizes the functions of real-time purchase of data and products, unified processing and payment;

The data service software leasing service subsystem provides public traffic application service software leasing services for industry units or enterprises.

The following describes each subsystem in detail in conjunction with the accompanying drawings:

1. Data navigation and positioning subsystem

In conjunction with FIG. 2, the data navigation and positioning subsystem includes a metadata retrieval module, a metadata tree navigation module, and a metadata conditional navigation module based on keyword retrieval, wherein:

The metadata retrieval module calls the metadata directory service interface to realize the retrieval function of the exchanged metadata, and serves the subsequent metadata tree navigation, metadata location and metadata search module, and the realized functions include:

a. Metadata classification retrieval interface

According to the regulations on the classification and classification of traffic data, use the classification and classification information of relevant materials in the metadata information to call the metadata retrieval module to search the metadata directory according to the type of data and return the retrieval results;

b. Metadata keyword search interface

Using the keyword information of relevant materials in the metadata information, call the metadata retrieval module, search the metadata directory according to the professional or characteristic vocabulary of the traffic data, and return the retrieval results;

c. Metadata fuzzy query interface

Use the text information of the relevant materials in the metadata information to call the metadata retrieval module to retrieve the metadata directory according to the full-text retrieval method and return the retrieval results;

The metadata tree navigation module calls the metadata classification retrieval interface to obtain the retrieval results, organizes the information in the retrieval results according to the hierarchical classification relationship, and provides users with a tree-shaped metadata navigation menu to realize the exchange based on metadata. The tree navigation of the data directory, the realization functions include:

a. Metadata classification retrieval interface call

According to the data classification and classification conditions selected by the user, use the classification and classification information of the relevant materials in the metadata to call the metadata classification and retrieval interface to obtain the retrieval results;

b. Metadata tree classification navigation

Organize the information in the retrieval results according to the hierarchical classification relationship, establish a tree-like metadata navigation menu, and realize tree-like navigation based on the exchange metadata directory;

The metadata conditional navigation module based on keyword retrieval calls the metadata keyword retrieval interface to obtain retrieval results; and organizes the information in the retrieval results according to the directory list, provides services for users, and realizes metadata directory based on exchange Keyword data positioning, the realization functions include:

a. Metadata keyword retrieval interface call

According to the keyword conditions given by the user, use the keyword information of the relevant materials in the metadata information to call the metadata keyword search interface to obtain the search results;

b. Metadata directory list navigation

Organize the information in the search results according to the directory list, and realize the quick positioning based on the exchange metadata directory;

c. Metadata tree classification navigation

The information in the search results is organized according to the hierarchical classification relationship, and a tree-like metadata navigation menu is established.

2. Data retrieval and search subsystem

The data retrieval and search subsystem realizes providing users with a variety of data retrieval interfaces according to certain rules, including conditional retrieval based on intelligent completion technology, full-text retrieval, data classification retrieval, full-text retrieval of the whole site, geographic information retrieval, and user For data query and retrieval by selecting or inputting corresponding conditions, users can use one or a combination of multiple retrieval conditions.

3. Data browsing subsystem

The data browsing subsystem mainly provides users with intuitive information of traffic data and data products, and realizes data representation functions such as text, tables, graphics, images, and animations based on retrieval results.

4. Data download subsystem

In conjunction with Fig. 3, the described data downloading subsystem downloads the traffic data retrieved by the user to the user's local computer by supporting the HTTP/FTP process of resuming the breakpoint and security control, and the data downloading subsystem includes a download management module, The specific functions of http service module, ftp service module and email notification module are as follows:

(1) Calculation of user download data volume; user temporary disk space and directory management; user download information record log;

(2) User security control; breakpoint resume; user download traffic or bandwidth limitation;

(3) Email notification content is automatically generated; email notification is automatically sent.

5. Data Access Proxy Subsystem

In conjunction with Figure 4, the data access proxy subsystem provides support for users to access data resources managed by remote centers or nodes, including a data access request response module, a request processing module, a data location module, a user authority review module, and a data retrieval module , data result sending/receiving module, remote data and local data splicing module, access proxy service management module, the specific functions are:

(1) Analyze the user request and call the metadata directory access interface;

(2) User identity authentication; user authority review;

(3) For data requests located locally, locate data; review access rights of users;

(4) Receive data requests sent by remote nodes; send data requests to remote nodes;

(5) Parse the data service request; call the general data service interface to realize local access to data;

(6) Receive data sent by remote nodes; send requested data to remote nodes;

(7) Receive the data sent by remote nodes, splice it with the local retrieval result data into a complete data file or a group of data files, and store them in the user access directory;

(8) Access temporary disk space, directory file management; service request, processing, and operation log management.

6. Space Display Subsystem

The spatial display subsystem provides users with an interactive information browsing function based on WebGIS, displays the information that users care about according to the traffic detection data type, data date, and geographical range selected by the user, and can realize map selection and control.

7. The program calls the service subsystem

The program invokes the service subsystem, realizes the encapsulation of data access on the basis of the unified data access interface in the data storage management system, embeds the API provided by the system in the user's application program, and can directly access the traffic data database (file library) ) to obtain the required basic data of traffic information and product data; at the same time, with the support of database client software and middleware, it supports the retrieval mode of client, application server and database server; the program calls the service subsystem Including API client C language module, API client Java language module, API service module, server data retrieval module, program call management module.

8. Web services service subsystem

In conjunction with Figure 5, the web services service subsystem realizes the encapsulation of data access on the basis of a unified data access interface, publishes web service services, and provides users with data access methods based on web services; at the same time, the system supports B/ The data access of S structure integrates the traffic data service of this system into the user's own web service application. The web services service subsystem includes a service release management module, a traffic data web services retrieval service module, a data location module, and user authority The review module, data retrieval module, and web service management module have specific functions as follows:

(1) Responsible for the registration and release of the data retrieval web services of the traffic information database of each node in the whole network;

(2) Realize the request or response to the web services client, analyze the user's data retrieval request, and invoke metadata; the retrieval module implements user authority review, and invokes the general data service interface;

(3) Call the metadata directory access interface to realize data positioning;

(4) Call the user authentication interface to realize user authority review;

(5) call the general data service interface; realize the temporary storage of the retrieval results;

(6) Manage user temporary disk space and directory files; manage service requests, processing, and running logs.

Nine, system management subsystem

In conjunction with FIG. 6, the system management subsystem includes a system management user interaction tool module, a system operation management module, a system service management module, and a system data resource management module. The specific functions are as follows:

(1) Realize scalable modular design, and provide system operation management, system service management, and system data management working interface for system management and maintenance personnel;

(2) Realize the operation log and maintenance log of the system, and provide the statistical function of the log;

(3) Realize the configuration management of access strategy, service strategy, retrieval strategy and download strategy for various traffic data;

(4) Realize centralized configuration of various data sources of traffic data, and realize unified management of object mapping relationships of various data resources.

10. Online Technical Support Subsystem

In conjunction with Fig. 7, the online technical support subsystem includes a data processing tool software download module, an online document service module and an online technical forum module, and the specific functions are as follows:

(1) Provide the management and maintenance functions of the tool software directory list, and realize the download of various traffic data tool software;

(2) FAQ document management, FAQ document publishing, FAQ document reading;

(3) Forum classification management: publish articles, browse articles, query articles, hot topics, popular forums, background interface management and maintenance.

11. Data purchase settlement and payment subsystem

The data purchase settlement and payment subsystem realizes functions such as real-time purchase of data and products, unified processing, and payment. The subsystem includes modules such as online payment and electronic account.

12. Data Service Software Leasing Service Subsystem

The data service software leasing service subsystem provides some public traffic application service software leasing services for industry units or enterprises.

To sum up, the framework method of the intelligent transportation Web information sharing service platform of the present invention fully integrates various advanced technologies such as WebGIS, and the information sharing service platform has the functions of single sign-on and whole network access, and utilizes the metadata directory service to provide Users (including institutions, terminals, etc.) provide convenient and fast data query, browsing, and download service functions in various forms to help users obtain various traffic information conveniently.

Claims (10)

1. a kind of intelligent transportation Web information sharing service platform framework method, it is characterised in that including data navigation and locator Subsystems, data access agent subsystem, sky under system, data retrieval and search subsystem, browsing data subsystem, data Between display subsystem, routine call service subsystem, Web services service subsystems, system management subsystem, online skill Art supports subsystem, data to purchase clearing with paying subsystem and data service software lease service subsystem, wherein：

The data navigation and positioning subsystem, function are to realize that the whole network information material based on metadata catalog is found and data Access the determination of position；

The data retrieval and search subsystem, provide the user the data retrieval and search service of interface alternation formula；

The browsing data subsystem, provides the user the retrieval result display function of diversified forms；

Subsystems under the data, realize the calculating of user's downloading data amount, user's temporary disc space and directory management, user Download information log, user security control, breakpoint transmission, user's downloading flow or bandwidth limitation, Email contents of announcement are certainly Dynamic generation, email notify the function of sending automatically；

The data access agent subsystem, by disposing remote center or node data access agent software, realizes user couple The access for the data resource that remote center or node are managed；

The space display subsystem, the information browse function of interactive mode is provided the user based on WebGIS；

Described program calls service subsystem, the realization pair on the basis of data communication and network interface in data storage management system The encapsulation of data access；

Told web services service subsystems, realize the envelope to data access on the basis of data communication and network interface Dress, issue web service service, provides the user the data access mode based on web services；

Told system management subsystem, realizes the management to various application metadata；

The online technique supports subsystem, provides the user transport information acquisition, reading, display, the help of application aspect, together When be also processed further traffic for user product the support of algorithm and tool software is provided；

The data purchase clearing and pay subsystem, realize and data and the instant of product are chosen, the work(be uniformly processed, paid Energy；

The data, services software rental service subsystem, is that industry unit or enterprise provide public traffic application service software Lease service.

2. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Data navigation and positioning subsystem, including the tree-shaped navigation module of metadata retrieval module, metadata, the member based on key search Data qualification navigation module, wherein：

The metadata retrieval module, calls metadata catalog service interface, the search function to exchanging metadata is realized, after being The tree-shaped navigation of continuous metadata, metadata positioning and metadata search module service, realize that function includes：

A. meta data category Retrieval Interface

According to the classification regulation on transit information, using the classification information of relevant information in metadata information, adjust Metadata retrieval module is used, metadata catalog is retrieved according to the species of data, and return to retrieval result；

B. metadata keywords Retrieval Interface

Using the key word information of relevant information in metadata information, call metadata retrieval module, to metadata catalog according to The specialty or feature vocabulary of transit information are retrieved, and return to retrieval result；

C. metadata fuzzy query interface

Using the text message of relevant information in metadata information, metadata retrieval module is called, to metadata catalog according to complete Literary retrieval mode is retrieved, and returns to retrieval result；

The tree-shaped navigation module of metadata, calls meta data category Retrieval Interface, obtains retrieval result, and by retrieval result Information be subject to tissue according to classification relation, provide the user a tree-shaped metadata navigation menu, realize based on handing over The tree-shaped navigation of metadata catalog is changed, realizes that function includes：

A. meta data category Retrieval Interface is called

The data staging class condition selected according to user, using the classification information of relevant information in metadata, calls member Data systematic searching interface, obtains retrieval result；

B. the tree-shaped classified navigation of metadata

Information in retrieval result is subject to tissue according to classification relation, a tree-shaped metadata navigation menu is set up, Realize based on the tree-shaped navigation for exchanging metadata catalog；

The metadata terms navigation module based on key search, calls metadata keywords Retrieval Interface, is retrieved As a result；And the information in retrieval result is subject to tissue according to register list mode, service is provided the user, is realized based on exchange The data positioning of metadata catalog keyword, realizes that function includes：

A. metadata keywords Retrieval Interface is called

The keyword condition given according to user, using the key word information of relevant information in metadata information, calls metadata Keyword retrieval interface, obtains retrieval result；

B. metadata register lists navigation

Information in retrieval result is subject to tissue according to register list mode, realized based on the quick fixed of exchange metadata catalog Position；

C. the tree-shaped classified navigation of metadata

Information in retrieval result is added into tissue according to classification relation, a tree-shaped metadata navigation menu is set up.

3. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Data retrieval and search subsystem, provide the user a variety of data retrieval interfaces, including the inspection of the condition based on intelligent completion technology Rope, full-text search, grouping of data retrieval, whole station full-text search, geographic information retrieval, and user's selection or input corresponding conditionses The data query of progress and retrieval, user can use a kind of or synthesis to use a variety of search conditions.

4. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Subsystems under data, by supporting breakpoint transmission and having the HTTP/FTP processes of security control, the traffic that user search is arrived Data download to user's local computer, and subsystems include download management module, http service modules, ftp clothes under the data Business module, email notification modules, concrete function are as follows：

(1) user's downloading data amount is calculated；User's temporary disc space and directory management；User's download information log；

(2) user security is controlled；Breakpoint transmission；User's downloading flow or bandwidth limitation；

(3) email contents of announcement are automatically generated；Email notifies automatic send.

5. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Data access agent subsystem, the data resource offer support that remote center or node are managed, including data are accessed by user Access request responder module, request processing module, data locating module, user right examine module, data retrieval module, data As a result transmission/receiving module, teledata and local data concatenation module, access agent service management module, concrete function is：

(1) parsing user request, calls metadata catalog access interface；

(2) authenticating user identification；User right is examined；

(3) for being positioned at local request of data, location data；Conduct interviews authentication to user；

(4) request of data that strange land node is sent is received；Request of data is sent to strange land node；

(5) data service request is parsed；Generic data service interface is called, the local IP access of data is realized；

(6) data that strange land node is sent are received；The data of request are sent to strange land node；

(7) data that strange land node is sent are received, one complete or one group of data text is spliced into local retrieval result data Part, deposit user accesses catalogue；

(8) conduct interviews temporary disc space, catalogue file management；Service request, processing, running log management.

6. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Space display subsystem, the information browse function of interactive mode is provided the user based on WebGIS, and the traffic selected according to user is visited Data type, data date, the information of geographic range display user's care are surveyed, and the selected of map can be realized and controlled.

7. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Routine call service subsystem, is realized to data access in data storage management system on the basis of data communication and network interface Encapsulation, the API that embedded the system is provided in the application program of user can directly access transit information database, obtain Required transit information base data and product data；Meanwhile, under the support of database client software and middleware software, support Client computer, application server, the retrieval mode of database server three tiers model；The routine call service subsystem includes API Client's C language module, API client's Java language module, API service module, service end data retrieval module, routine call management Module.

8. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Web services service subsystems, are that the encapsulation to data access is realized on the basis of data communication and network interface, issue Web service service, provides the user the data access mode based on web services；Simultaneity factor supports B/S knots The data access of structure, during the web services of the traffic data Services Integration of the system to user oneself are applied, the web Services service subsystems include service release management module, traffic data web services retrieval services module, data Locating module, user right examine module, data retrieval module, web services management module, and concrete function is as follows：

(1) it is responsible for registration, the issue of each junction traffic document data base data retrieval web services services of the whole network；

(2) request or response to web services clients are realized, the data retrieval request of user is parsed, calls first number According to；Module is retrieved, realizes that user right is examined, calls generic data service interface；

(3) metadata catalog access interface is called, realizes that data are positioned；

(4) user authentication interface is called, realizes that user right is examined；

(5) generic data service interface is called；Realize the interim storage of retrieval result；

(6) user's temporary disc space, catalogue file management are carried out；Service request, processing, running log management.

9. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described System management subsystem include System Management User interactive tool module, system operation management module, system service management module, System data resource management module, concrete function is as follows：

(1) open-ended modularized design is realized, is that system administration and attendant provide system operation management, system service pipe Reason, the working interface of System data management；

(2) realize the running log of system, safeguard daily record, and the statistical function of daily record is provided；

(3) realize to the access strategy of all kinds of traffic datas, service strategy, search strategy, download policy configuration management；

(4) the various data source centralized configurations to traffic data are realized, the system of the object map relation of Various types of data resource is realized One management.

10. intelligent transportation Web information sharing service platform framework method according to claim 1, it is characterised in that described Online technique supports subsystem to include data processing tools software download module, online document service module and online technique forum Module, concrete function is as follows：

(1) management and the maintenance function of tool software directory listing are provided, the download of various traffic data tool software is realized；

(2) FAQ document managements, FAQ documents are delivered, and FAQ documents are read；

(3) classification of forum is managed：Publish an article, browse article, inquiry article, hot issue, popular forum, background interface management Safeguard.