CN107528864A - Heterogeneous network data processing method and system - Google Patents
Heterogeneous network data processing method and system Download PDFInfo
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- CN107528864A CN107528864A CN201610446968.6A CN201610446968A CN107528864A CN 107528864 A CN107528864 A CN 107528864A CN 201610446968 A CN201610446968 A CN 201610446968A CN 107528864 A CN107528864 A CN 107528864A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/562—Brokering proxy services
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/565—Conversion or adaptation of application format or content
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Abstract
This application provides a kind of heterogeneous network data processing method and device, in this method, database is searched, the resource data stored in database is obtained by following manner according to the query statement received in the resource data of its storage：VC data acquisition platforms periodically obtain query statement from database, and obtain the purpose resource data that target terminal node gathers by purpose gateway node and purpose routing node according to query statement.The resource data for each heterogeneous network for being gathered VC data acquisition platforms by database is converted into unified preset format, when solving user directly database or terminal obtaining resource data from each heterogeneous network, database or the inconsistency of terminal interface inconsistency and resource data store mode in heterogeneous network, so as to improve data access rate.
Description
Technical field
The application is related to communication technical field, more particularly relates to heterogeneous network data processing method and system.
Background technology
With the rapid development of Grid information sharing technology, in heterogeneous network data interaction become more and more frequent.Wirelessly
Sensing network has played important function as a kind of network of New-type radio communication in heterogeneous network.
Radio sensing network includes wireless communication protocol module, gateway, routing node, terminal node, wherein, gateway passes through
Serial communication carries out data transfer with exchanging with server；Routing node can be as gateway and the son section of other routing nodes
Point, while can also be as the father node of terminal node；Terminal node is responsible for the various data for reporting it to collect.
Applicant has found during the invention is realized, due to the diversity and terminal of home control network communication protocol pattern
The complex of node species and the otherness of data storage method, cause to have accumulated in heterogeneous network and largely deposited using difference
The resource data of storage mode, these resource datas are scattered in different databases or terminal mostly, disparate databases or terminal
Between again there is the otherness of data access interface, the inconsistency of data access interface between each database or terminal,
Data access rate is had a strong impact on.
The content of the invention
In view of this, the invention provides a kind of heterogeneous network data processing method and system, to overcome in the prior art
The inconsistency of data access interface and resource data store mode differ between each database or terminal in heterogeneous network
Cause property, the problem of having a strong impact on data access rate.
To achieve the above object, the present invention provides following technical scheme：
A kind of heterogeneous network data processing method, including：
Database receives the query statement of client, and the query statement includes query path and inquiry data message,
The query path includes purpose network node address, purpose routing node address and target terminal node address；
VC data acquisition platforms periodically obtain query statement from the database, according to the query statement, lead to
The purpose gateway node and the purpose routing node are crossed, obtains the purpose number of resources of the target terminal node collection
According to, and by the purpose resource data store to the database；
The database receives the purpose resource data that the VC data acquisition platforms are sent, and the purpose is provided
Source data is converted into the data of preset format；
The database obtains the purpose resource data of the database purchase according to the query statement；
The database sends the purpose resource data to the client.
Wherein, the query statement includes uniform resource position mark URL.
Wherein, the database obtains the purpose resource data of the database purchase according to the query statement
Including：
According to the query statement, interface operation class is inherited；
Obtain the parameter value of each variable in the interface operation class stored in the database；
Parameters value is assigned to each variable in the interface operation class, the interface operation being assigned
Class is the purpose resource data.
Wherein, the database includes database list, and the database obtains the data according to the query statement
The purpose resource data of library storage includes：
According to the node type and the corresponding relation of address realm stored in the database list, determine in query statement
Purpose gateway node address, purpose routing node address, purpose terminal node address；
Obtained from the database and purpose gateway node address, purpose routing node address, purpose terminal node
Inquiry data message corresponding to location.
Preferably, in addition to：
When the database receives the instruction to resource data progress predetermined registration operation, the level of currently logged on user is judged
Not, the predetermined registration operation includes increase resource data, query resource data, deletes resource data, renewal resource data；
Rank of the database according to the currently logged on user, perform or forbid operating accordingly.
A kind of heterogeneous network data handling system, including：
VC data acquisition platforms, for periodically obtaining query statement from the database, refer to according to the inquiry
Order, by purpose gateway node and purpose routing node, obtain the purpose resource data of target terminal node collection, and by institute
Purpose resource data store is stated to the database, the query statement includes query path and inquiry data message, described
Query path is with including the purpose network node address, the purpose routing node address and the target terminal node
Location；
The database, the resource data sent for receiving the VC data acquisition platforms, and by the resource data
It is converted into the data of preset format；And for receiving the query statement of client；According to the query statement, institute is obtained
State the purpose resource data of database purchase；And the purpose resource data is sent to the client.
Wherein, the query statement includes uniform resource position mark URL.
Wherein, for according to the query statement, obtain the database purchase the purpose resource data it is described
Database is specifically used for：
According to the query statement, interface operation class is inherited；Obtain the interface operation class stored in the database
In each variable parameter value；Parameters value is assigned to each variable in the interface operation class, it is described to be assigned
The interface operation class is the purpose resource data.
Wherein, the database includes database list, for according to the query statement, obtaining the database purchase
The database of the purpose resource data be specifically used for：
According to the node type and the corresponding relation of address realm stored in the database list, determine in query statement
Purpose gateway node address, purpose routing node address, purpose terminal node address；Acquisition and purpose from the database
Gateway node address, purpose routing node address, the corresponding inquiry data message in purpose terminal node address.
Preferably, the database is additionally operable to：
When the database receives the instruction to resource data progress predetermined registration operation, the level of currently logged on user is judged
Not, the predetermined registration operation includes increase resource data, query resource data, deletes resource data, renewal resource data；The number
According to rank of the storehouse according to the currently logged on user, perform or forbid operating accordingly.
Understood via above-mentioned technical scheme, compared with prior art, a kind of heterogeneous network that the embodiment of the present application provides
In data processing method, database receives query statement, the number of resources that database stores according to the query statement from database
Searched in, resource data is obtained by following manner in database：VC data acquisition platforms are periodically from number
According to obtaining query statement in storehouse, and pass through purpose gateway node and purpose routing node according to query statement, it is whole to obtain target
The purpose resource data of end node collection.I.e. user can access database, and VC data acquisition platforms can access database, but
User can not directly access VC data acquisition platforms, that is, the isolation for realizing user and VC data acquisition platforms accesses.This
Isolate in access process, the data conversion of each heterogeneous network for being gathered VC data acquisition platforms by database is into unified
Preset format, when solving user directly database or terminal obtaining resource data from each heterogeneous network, in heterogeneous network
Database or the inconsistency of terminal interface inconsistency and resource data store mode, so as to improve data access speed
Rate.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of method stream of a kind of implementation of heterogeneous network data processing method provided in an embodiment of the present invention
Journey schematic diagram；
Fig. 2 is that database is looked into according to described in described in a kind of heterogeneous network data processing method of the embodiment of the present application offer
Instruction is ask, obtains a kind of method flow schematic diagram of implementation of the purpose resource data stored in the database；
Fig. 3 is that database refers to according to the inquiry in a kind of heterogeneous network data processing method that the embodiment of the present application provides
Order, obtain a kind of method flow schematic diagram of implementation of the purpose resource data of the database purchase；
Fig. 4 is structure flow chart of the network topology structure in Web page；
Fig. 5 is the flow signal of the authority access method in the heterogeneous network data processing method that the embodiment of the present application provides
Figure；
Fig. 6 is the schematic diagram that the authority that the embodiment of the present application provides accesses；
Fig. 7 is the interface that Chrome browsers directly access non-encrypted data storehouse；
Fig. 8 is the interface for the resource data that REST Client clients access encrypting database based on IP address；
Fig. 9 is a kind of structural representation for heterogeneous network data handling system that the embodiment of the present application provides；
Figure 10 is a kind of the general frame of the framework for heterogeneous network data handling system that the embodiment of the present application provides.
Embodiment
For the sake of quoting and understanding, the explanation of the technical term hereinafter used, write a Chinese character in simplified form or abridge and be summarized as follows：
JSON：JavaScript Object Notation, JavaScript object representation；
AJAX：Asynchronous Javascript And XML, asynchronous JavaScript and XML；
VC：MicrosoftVisualC++；
URL：Uniform Resource Locator, URL；
JDBC：Java Data Base connectivity, java database connect；
API：Application Programming Interface, application programming interface；
SSMS：SQL Server Management Studio, SQL Server management platforms；
AES：Advanced Encryption Standard, Advanced Encryption Standard.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In heterogeneous network, generally require to inquire about multiple databases or terminal based on different storage modes, due to difference
The database of network or the data access interface of terminal are inconsistent, have had a strong impact on data access rate, and based on this, the application will
The technical problem of solution is how to be concisely and efficiently the unified interface of structure heterogeneous network data access.
Embodiment one
Referring to Fig. 1, it is a kind of a kind of implementation of heterogeneous network data processing method provided in an embodiment of the present invention
Method flow schematic diagram, this method includes：
Step S101：Database receives the query statement of client.
The query statement, which includes query path and inquiry data message, the query path, includes purpose network node
Address, purpose routing node address and target terminal node address.
Database can be converted to the query statement query statement corresponding with the database, such as SQL statement.
Step S102：VC data acquisition platforms periodically obtain query statement from the database, are looked into according to described in
Instruction is ask, by purpose gateway node and purpose routing node, obtains the purpose resource data that target terminal node gathers, and
By the purpose resource data store to database.
Generally, VC data acquisition platforms obtained from database query statement time interval it is shorter, i.e. cycle
It is smaller, it so just can guarantee that the resource data that user inquires about each time is stored in database.
VC data acquisition platforms receive the resource data that gateway node is sent, and each gateway node is by wireless telecommunications
Mode carries out transmitting-receiving resource data with terminal node with routing node.The resource data of VC data acquisition platforms collection can come
Come from such as lower network：Wireless sensor network (WSN) and/or mobile communications network (GSM) and/or LAN (WIFI) and/or
Near field senses (RFID).Above-mentioned each network has the terminal node, routing node and gateway node of oneself.
Step S103：The database receives the purpose resource data that the VC data acquisition platforms are sent, and by described in
Purpose resource data is converted into the data of preset format.
Preset format can be JSON forms.
The resource data of JSON forms can effectively reduce the redundant marks in data format, and can directly decode for
JavaScript object, line asynchronous reading and part can be entered to the formation data request of user browser with reference to AJAX technologies
Refresh, so as to reduce the resource data exchange capacity of database.
By the way that the resource data of the different-format from heterogeneous network to be converted into unified preset format, and utilize data
The data-interface of each terminal node in heterogeneous network is unified in storehouse, can apply in many scenes.Such as realize Internet of Things garden
The integrated applications of the Web of resource, application scenarios can include：
The real-time monitoring of terminal node (such as sensor) network topology of Internet of Things garden：Main monitoring operation node
The real-time record etc. of topologic network state (such as normal condition, malfunction), father and son's node linked list.
Above-mentioned node can refer to gateway node, routing node, terminal node；Father node can be in father and son's node linked list
Gateway node, child node can be routing node and/or terminal node；Father node can also route section in father and son's node linked list
Point, child node can be terminal node and/or routing node.
The Drawing of Curve that Internet of Things campus environment monitors in real time：Main humiture, the key lab for covering office buildings
The gas such as light sensitivity, new clothes Administrative Area formaldehyde and carbon dioxide content.
The record management of Internet of Things garden staff：Main management garden staff individual's essential information and correspondingly
Department's information.
The information inquiry that Internet of Things garden parking stall uses：Main usage record and the ground that parking stall is fixed including underground garage
Management and running of motor-driven parking stall etc..
Step S104：The database obtains the purpose resource data of the database purchase according to the query statement.
Step S105：The database sends the purpose resource data to client.
In a kind of heterogeneous network data processing method that the embodiment of the present application provides, database receives query statement, data
Searched in the resource data that storehouse stores according to the query statement from database, the resource data of database purchase is to pass through
What following manner obtained：VC data acquisition platforms periodically obtain query statement from database, and lead to according to query statement
The gateway node and purpose routing node looked over so as to check, obtain the purpose resource data of target terminal node collection.That is user can be with
Database is accessed, VC data acquisition platforms can access database, but user can not directly access VC data acquisition platforms, i.e., real
The isolation for having showed user and VC data acquisition platforms accesses.In this isolation access process, VC data are adopted by database
Collect the data conversion of each heterogeneous network of platform collection into unified preset format, solve user directly from each heterogeneous network
When database or terminal obtain resource data in network, database or terminal interface inconsistency and resource data in heterogeneous network
The inconsistency of storage mode, so as to improve data access rate.
Embodiment two
Query statement in the heterogeneous network data processing method that embodiment one provides can include URL.
The URL can be that user directly inputs from webpage or user is defeated in display query argument interface
Enter, then the query argument generation URL according to user's input.
Uniform Resource Identifier URL is uniquely distributed, and the access URL and the IP of database of different clients and port have
Close, URL can design multiple expansible path variables according to the species of various resource datas in practical application.
In above-mentioned heterogeneous network data processing method embodiment, there is provided heterogeneous network data processing method can use
REST architectural frameworks.
Relative to traditional Web frameworks, REST frameworks are a kind of resource-based service access frameworks and in database
The significantly more efficient abstract ways of resource data of storage.REST describes the design and exploitation original of distributed Web Service system
Then, and by the resource data stored in database the set of one group of discrete resource is abstracted as, the core feature of REST frameworks just exists
There must be a unified interface between resource collection is emphasized.REST Web Service are unified with its addressability, interface
The feature such as property, Stateless, high scalability, loose coupling, disclosure satisfy that the data access based on different resource attribute abstraction
Demand.
As long as any data in the embodiment of the present application in database have the necessity being cited, it is just identified as a money
Source data, this requires to distribute unique URL for it, with one between realization Resource Properties corresponding with resource data and URL
One corresponding relation.Design rule traditional URL is that query argument is added behind URL to define a URL, shaped like "/
searchParam1=" type " " id " ", this mode easily expose the variable parameter of database source code, resource
Data are easily intercepted and distorted in exchange process is transmitted, Information Security require high field it is not recommended that using.This Shen
Please embodiment set by expansible path variable, shaped like " node/ { sensors }/{ type }/{ id }/... ", node makees
For the major key in path, corresponded with the terminal node ID in heterogeneous network, the parameter in " { } " represents that it is customizable visit
ID of trace route path is asked, the pathname fully transparent to user can be customized to according to practical application.The embodiment of the present application only needs
The REST service interface of service logic is mapped out by URL, so as to conceal the extension name and server source code of operation class file
Variable parameter.
IP address and network interface end number of the URL plus correspondence database, that is, constitute complete page link access path
URL.Assuming that the IP address of database is 192.168.62.48, port numbers 8080.If database and client are arranged on together
In one computer system, IP address can write a Chinese character in simplified form into localhost herein.
Several examples are set forth below to illustrate above-mentioned URL.
The ID for the topological terminal node that inquiry Internet of Things garden terminal node network topological system is newly joined, its URL determine
Justice is：http://192.168.62.48:8080/yuanqu/topology/{latest}.
Inquire about in the light sensitivity 10 minutes of No. 03 terminal node collection of Internet of Things campus environment monitoring system (i.e. 600 seconds)
Data, its URL are defined as：http://192.168.62.48:8080/yuanqu/environment/guangmin/600s/
03。
Office staff of the Building A upstairs before 9 points of noon swipes the card attendance in inquiry Internet of Things garden personnel management system, its
URL is defined as：http://192.168.62.48:8080/yuanqu/persons/No.A/09:00:00.
Inquire about in Internet of Things garden parking position scheduling system parking space volume residual and parking stall numbering, its URL is defined as：
http://192.168.62.48:8080/yuanqu/cars/subground/parking。
Embodiment three
Referring to Fig. 2, for the embodiment of the present application provide a kind of heterogeneous network data processing method described in database according to
According to the query statement, a kind of method flow signal of implementation of the purpose resource data stored in the database is obtained
Figure, this method include：
Step S201：According to the query statement, interface operation class is inherited.
The resource data that database can store to it in advance carries out abstract package.Abstract package is included to resource data
The visit of the operations such as the Resource Properties of resources relationship, resource data between resource type, each resource data, far call interface
Footpath of asking the way is presetting.
Data source is the resource data of each terminal node collection in heterogeneous network, the resource that database stores to it
Data carry out abstract package, are exactly to carry out abstract package for the resource data of terminal node collection, the number of resources in database
According to abstract package can be carried out in such a way.
The resource data that terminal node gathers can be abstracted as following mode from the globality of cyberspace dimension：
The resource data of a certain moment all terminal node collections.
The resource data of a certain moment Terminal Type node collection.
From single application scenarios time dimension continuity can terminal node gather resource data be abstracted as with
Lower mode：
All resource datas of a certain terminal node collection.
The resource data at a certain moment of all terminal node collections.
The resource data at a certain moment of a certain terminal node collection.
The trackability of real-time and historical data from safety guarantee can take out the resource data that terminal node gathers
As for following mode：
The data of warning message in some period.
Access record in Life cycle.
Each mode that the resource data of terminal node collection is abstracted into all corresponds to unique URL, its interface operation class
As shown in table 1.
The resource data abstract package of table 1, URL and interface operation class corresponding table
Database can inherit corresponding interface operation class according to query statement.
Step S202：Obtain the parameter value of each variable in the interface operation class stored in the database.
Step S203：Parameters value is assigned to each variable in the interface operation class, the institute being assigned
It is the purpose resource data to state interface operation class.
In order to which those skilled in the art more understand above-described embodiment that the embodiment of the present application provides, below to assess Internet of Things
Illustrated exemplified by net garden building environmental degree of comfort.
Assuming that above-mentioned heterogeneous network data processing method uses REST frameworks, in Internet of Things garden, terminal node conduct
The source of resource data acquisition, it is necessary to be provided simultaneously with reception and the sending function of resource data, in the example, terminal node can be with
There is the microsensor of particular detection function to embed Temperature Humidity Sensor, light sensitivity sensor, acceleration transducer etc., this
A little sensors typically have low-power consumption, highly reliable, dormancy self-starting, can the characteristic such as MANET.
Assuming that from temperature, photosensitive, concentration of formaldehyde, gas concentration lwevel as the ring for assessing garden building environmental degree of comfort
Border parameter, although the sensor acquisition principle and working method of this four classes data are different, (can be via database
SQL Server databases) resource data (such as JSON) for becoming preset format afterwards is stored, it can pass through unified in database
Interface carry out REST service access call.
Java bag WD.java corresponding with the resource data of temperature is stored with database；With photosensitive resource data pair
The Java bags GM.java answered；Java bag MQ.java corresponding with the resource data of content of formaldehyde；It is corresponding with carbon dioxide content
Java bags CO2.java.WD.java, GM.java, MQ.java, CO2.java are inherited interface operation class by database respectively
Japplet classes, four classes are obtained, and realize sequential thread Runnable interfaces.Sequence thread new Thread upon start up
(this) during .start (), four classes of above-mentioned succession Japplet classes initialize Swing groups in REST Client platforms successively
Part port and JSON data corresponding to being configured to, run () function in database is then covered, and rewrite the run () function and connect
The implementation method of mouth, start the newly-increased number of resources of sequential thread new Thread (this) .start () cyclic query database
According to, last dynamical output multipath environment Monitoring Data, that is, target resource data, i.e., resource data corresponding with temperature, with
Resource data, resource data corresponding with content of formaldehyde, resource data corresponding with carbon dioxide content corresponding to photosensitive.
Example IV
Referring to Fig. 3, database is according to institute in a kind of heterogeneous network data processing method provided for the embodiment of the present application
Query statement is stated, obtains a kind of method flow schematic diagram of implementation of the purpose resource data of the database purchase, should
Method includes：
Step S301：According to the node type and the corresponding relation of address realm stored in the database list, it is determined that
Purpose gateway node address, purpose routing node address, purpose terminal node address in query statement.
Database can include database list.Gateway node can be the father node of routing node and terminal node；Road
Can be the father node of terminal node by node, the relation between this father and son's node is properly termed as network topology structure.Data
This network topology structure is stored in the list of storehouse.Network topology structure embodies all resource datas for being stored in database
Gather source and transmission path.
Database can use SQL Server 2012, SQL Server to be one and carry database management language and energy
The relational data management system of friendly customer interaction operation interface is enough provided, because its speed of service is fast, database language is compatible
Property and portability it is strong, the networking characteristic such as security height, be widely used in the data management system of high-throughput.
Above-mentioned database can be configured with SSMS, be configured with SSMS SQL Server databases and can be designed according to user
Framework automatically generated data storehouse list, in addition visual database be easy to implement data centralized management and backup storage.It is whole
Encryption and decryption operation is carried out using the ripe AES standards of industry in resource data interaction in individual database, prevents data from passing
Illegally stolen and distorted in defeated processing procedure.
Network in the embodiment of the present application uses the tree network topology structure of multi-hop, is easy to store and calls father and son's node
Linking relationship, its network topology structure are as shown in Figure 4 in the structure flow of Web page.
Step S401：Start Tomcat servers.
Step S402：Gateway node attempts linked database.
Can be with call function ConnectDatabase.getConn () linked database.
Step S403：Database creates statement objects after linking successfully.
Statement objects can be created by Conn.createStatement ().
Step S404：For database in sequential thread, circulation performs SQL query statement Stmt.executeQuery (), week
Phase property calls the newly-increased resource data in database list.
Step S405：Database judges whether the corresponding address of node of newly-increased resource data is " 00FF ", if
It is then gateway node, otherwise return to step S402.
Step S406：Database judge father node address whether at " 31FF " between " 3FFF ", if it is, father saves
Point is routing node.
Step S407：Database judge child node address whether at " 01FF " between " 2FFF ", if it is, son section
Point is terminal node.
Step S408：Database is by network node address, routing node address and terminal corresponding to newly-increased resource data
Node address collects ResultSet and is sent to topology.jsp as a result.
Step S409：Data base call Applet controls, build VC data acquisition platforms corresponding to increasing resource data newly and adopt
Collect the network topology structure in path.
The nodal information description of network topology structure is shown in Table 2.
The nodal information of the network topology structure of table 2
Step S302：Obtained from the database whole with purpose gateway node address, purpose routing node address, purpose
Inquiry data message corresponding to end node address.
Embodiment five
In the heterogeneous network data processing method that embodiment one provides into example IV any embodiment, can also include
Authority access method, referring specifically to Fig. 5, this method includes：
Step S501：When the database receives the instruction to resource data progress predetermined registration operation, current log in is judged
The rank of user.
The predetermined registration operation includes increase resource data, query resource data, deletes resource data, renewal resource data.
According to access rights difference, the user operated to database be divided into system manager, advanced level user and
Domestic consumer.
Database in the embodiment of the present application can include metadatabase and application database.
As shown in fig. 6, system manager 61 such as can be inquired about metadatabase 62, increase newly, update, deleting at the two-way reading
Data are write, to realize application management, certification login, security strategy and log recording.Application database 63 is used as metadatabase
61 backup, advanced level user 64 must be carried out inputting in correct account, password, identifying code and the term of validity in timestamp
Two-way read-write application database 63.And it can only unidirectionally inquire about application database 63 for domestic consumer 65, it is impossible to application data
Storehouse 63 such as is updated, increases newly and deleted at the operation.Realize that data isolation accesses between metadatabase 62 and application database 63, can
Effectively to ensure data integrity, it is easy to storage backup and the background maintenance of database.
The number that database can be gathered with JDBC databases, JDBC databases by JDBC interface VC data acquisition platforms
According to.It is only the description to Resource Properties that the resource data of different terminals node collection, which sets the URLs of unified form,
Accessed if necessary by extraneous user, then the interface of different terminals node must be set to unified interface in case REST takes
Business is called.
The storage backup being uniformly mainly reflected in data source in database of heterogeneous network data-interface is extracted with inquiry.
Database is accessed using JDBC interfacings in the embodiment of the present application, JDBC is different from other database api interfaces, and it is a kind of
Available for the Java api interfaces for performing SQL statement cross-platform, which specify the various relevant databases of unified access
Standard interface.In database, JDBC interfacings are mainly completed to establish database connection, perform SQL action statement, return
As a result the task such as record set, abnormal conditions feedback.In database, resource data can be abstracted and be divided into：Real time data, history
Data, abnormal data, warning data, daily record data etc., in order to prevent client malice from taking the JDBC interfaces of database, this Shen
The verification mode progress data access that timestamp is added between request of data and database response please be employ, ensure that isomery
The security that network data accesses.
URL is the link for describing REST service, as the network address accessed by browser or REST Client clients
Link.
In REST service, the calling of all resources can be operated accordingly by JDBC interfaces.For
" POST ", " GET ", " PUT ", " DELETE " four standard methods in Web Service applications, REST is made that general to it
The optimization of standard interface.The uniformity of the interface of component is the notable feature of REST frameworks, greatly simplify system entirety
The configuration of framework.
Using URL and http methods (GET (data in inquiry database), POST (the increase numbers of resource in REST service
According to the data in storehouse), PUT (updating the data the data in storehouse) and DELETE (deleting the data in database)) side that is combined
Formula carries out operation data.Get methods：Add@Produce (MediaType.APPLICATION_JSON) statement just after@GET
Can be JSON forms by this method return Context resolution, return content is Map and List basic class data.
POST method：The data that client is transmitted to REST WEB Service via POST method are JSON forms, as newly-increased end
The resource data of end node collection by JSON format resources in database, it is necessary to be converted into SensorData objects, Ran Houcong
Segmentation intercepts valid data to update the data storehouse list in SensorData objects.Post methods have two parameters, and one is@
FormParam (" JSON "), this is the information data for the JSON forms by AES encryption for sending database to.@
FormParam (" md5 "), this is the MD5 codes of initial data.Two parameters of PUT methods are@QueryParam (" json ")
It is similar with POST with@QueryParam (" md5 "), its operation.DELETE methods relate only to the deletion action of database, transmission
Data need by parameter QueryParam (" pwd ") carry out authentication, as long as finding corresponding major key ID in URL, so
Operation operation is carried out to database by ID values afterwards.
In database, the REST service do not encrypted can be inputted correct URL parameter by browser and directly inquire about visit
Ask, database is accessed using Chrome browsers local test.In the case of data encryption, using REST Client clients
Access queries database.The Wso2 platforms of the ubiquitous mashed up business of UNE are being built, this data management system is provided by networking
Link the REST service interface of purview certification.
The verification tool of the REST service of table 3 compares
The URL root paths that Internet of Things garden data management system is accessed by the IP address setting resource of database.According to tune
With the resource requirement of REST service, the setting of URL parameter is settable in application scenarios.For example, work as user's reference address
For " 06ffffffffffffff " sensor node light sensitive data when, then its URL may be configured as .../sensors/
06ffffffffffffff/GM, Fig. 7 and Fig. 8 respectively illustrate Chrome browsers and directly access non-encrypted data storehouse and REST
Client clients access the resource data situation of encrypting database based on IP address.It is there it can be seen that same when accessing
During data in terminal node same amount of time, REST Client clients have more intuitive interface to show than Chrome browser
Show effect, and it is safer via the transmission of AES encryption and decryption datas.In addition, if desired access the other types of other sensors node
Data, sensor address and data type only need to be reset in URL.
From table 3 it is observed that provided based on REST database for the mashed up business platform Wso2 of ubiquitous UNE
Expansible middleware api interface, it is achieved in the access from data source, the high efficiency of transmission of JSON data, at AES encryption and decryption
Reason, control perform the lifecycle management including query scheduling etc., abstract classification, object properties to REST service, strategy
Calling, Key Performance Indicator etc. can pass through the expanded configuration URL convenient realization of parameter.When independently disposing, if some
Internet-of-things terminal node provides the URL link address for disposing its REST service, then user can pass through REST Client clients
End accesses the resource status that this terminal node is provided and issues corresponding REST service response receipt state；Work as integration release
When, the ubiquitous mashed up business platform Wso2 of UNE can be by the middleware api interface that REST service registered to garden number
Control instruction stream is sent according to management system, the remote automatic control and resource data for realizing REST service are shared.
Step S502：Rank of the database according to the currently logged on user, perform or forbid operating accordingly.
Embodiment six
Referring to Fig. 9, a kind of structural representation of the heterogeneous network data handling system provided for the embodiment of the present application, should
Device includes：VC data acquisition platforms 901 and database 902, wherein：
VC data acquisition platforms 901, for periodically obtaining query statement from the database, according to the inquiry
Instruction, by purpose gateway node and purpose routing node, the purpose resource data that target terminal node gathers is obtained, and will
For the purpose resource data store to the database, the query statement includes query path and inquiry data message.
The query path includes the purpose network node address, the purpose routing node address and the target
Terminal node address；
Generally, VC data acquisition platforms obtained from database query statement time interval it is shorter, i.e. cycle
It is smaller, it so just can guarantee that the resource data that user inquires about each time is stored in database.
VC data acquisition platforms receive the resource data that gateway node is sent, and each gateway node is by wireless telecommunications
Mode carries out transmitting-receiving resource data with terminal node with routing node.The resource data of VC data acquisition platforms collection can come
Come from such as lower network：Wireless sensor network (WSN) and/or mobile communications network (GSM) and/or LAN (WIFI) and/or
Near field senses (RFID).Above-mentioned each network has the terminal node, routing node and gateway node of oneself.
The database 902, the purpose resource data sent for receiving the VC data acquisition platforms, and by the mesh
Resource data be converted into the data of preset format；And for receiving the query statement of client；According to the inquiry
Instruction, obtain the purpose resource data of the database purchase；And the purpose resource data is sent to the client
End.
Database can be converted to the query statement query statement corresponding with the database, such as SQL statement.
Preset format can be JSON forms.
The resource data of JSON forms can effectively reduce the redundant marks in data format, and can directly decode for
JavaScript object, line asynchronous reading and part can be entered to the formation data request of user browser with reference to AJAX technologies
Refresh, so as to reduce the resource data exchange capacity of database.
By the way that the resource data of the different-format from heterogeneous network to be converted into unified preset format, and utilize data
The data-interface of each terminal node in heterogeneous network is unified in storehouse, can apply in many scenes.Such as realize Internet of Things garden
The integrated applications of the Web of resource, application scenarios can be with described in embodiment one.
In a kind of heterogeneous network data processing equipment that the embodiment of the present application provides, database receives query statement, data
Searched in the resource data that storehouse stores according to the query statement from database, the resource data of database purchase is to pass through
What following manner obtained：VC data acquisition platforms periodically obtain query statement from database, and lead to according to query statement
The gateway node and purpose routing node looked over so as to check, obtain the purpose resource data of target terminal node collection.That is user can be with
Database is accessed, VC data acquisition platforms can access database, but user can not directly access VC data acquisition platforms, i.e., real
The isolation for having showed user and VC data acquisition platforms accesses.In this isolation access process, VC data are adopted by database
Collect the data conversion of each heterogeneous network of platform collection into unified preset format, solve user directly from each heterogeneous network
When database or terminal obtain resource data in network, database or terminal interface inconsistency and resource data in heterogeneous network
The inconsistency of storage mode, so as to improve data access rate.
Embodiment seven
Query statement in above-mentioned heterogeneous network data handling system embodiment includes uniform resource position mark URL.
Description for URL can be referring specifically to the description in embodiment two.
Embodiment eight
It is used in any of the above-described heterogeneous network data handling system embodiment according to the query statement, obtains the data
The database of the purpose resource data of library storage is specifically used for：
In any of the above-described heterogeneous network data processing equipment embodiment, according to the query statement, interface operation class is inherited；
Obtain the parameter value of each variable in the interface operation class stored in the database；Parameters value is assigned to described
Each variable in interface operation class, the interface operation class being assigned are the purpose resource data.
The description in embodiment three is may refer to the detailed description of the above-mentioned function of database, is no longer gone to live in the household of one's in-laws on getting married herein
State.
Embodiment nine
Database includes database list described in a kind of heterogeneous network data processing equipment that the embodiment of the present application provides,
Now it is used for according to the query statement, the database for obtaining the purpose resource data of the database purchase is specific
For：
According to the node type and the corresponding relation of address realm stored in the database list, determine in query statement
Purpose gateway node address, purpose routing node address, purpose terminal node address；Acquisition and purpose from the database
Gateway node address, purpose routing node address, the corresponding inquiry data message in purpose terminal node address.
Database can include database list.Gateway node can be the father node of routing node and terminal node；Road
Can be the father node of terminal node by node, the relation between this father and son's node is properly termed as network topology structure.Data
This network topology structure is stored in the list of storehouse.Network topology structure embodies all resource datas for being stored in database
Gather source and transmission path.
Database can use SQL Server 2012, SQL Server to be one and carry database management language and energy
The relational data management system of friendly customer interaction operation interface is enough provided, because its speed of service is fast, database language is compatible
Property and portability it is strong, the networking characteristic such as security height, be widely used in the data management system of high-throughput.
Above-mentioned database can be configured with SSMS, be configured with SSMS SQL Server databases and can be designed according to user
Framework automatically generated data storehouse list, in addition visual database be easy to implement data centralized management and backup storage.It is whole
Encryption and decryption operation is carried out using the ripe AES standards of industry in resource data interaction in individual database, prevents data from passing
Illegally stolen and distorted in defeated processing procedure.
Network in the embodiment of the present application uses the tree network topology structure of multi-hop, is easy to store and calls father and son's node
Linking relationship, its network topology structure are as shown in Figure 4 in the structure flow of Web page.It for details, reference can be made in example IV to Fig. 4
Description, no longer repeated herein.
Embodiment ten
In the heterogeneous network data processing equipment that embodiment six provides into any embodiment of embodiment nine, database is also
For：
When the database receives the instruction to resource data progress predetermined registration operation, the level of currently logged on user is judged
Not, the predetermined registration operation includes increase resource data, query resource data, deletes resource data, renewal resource data；The number
According to rank of the storehouse according to the currently logged on user, perform or forbid operating accordingly.
The description of Fig. 6 in embodiment five can be referred to by being described in detail, and will not be repeated here.
In order to which those skilled in the art more understand the kind heterogeneous network data handling system of the embodiment of the present application offer, under
Face provides the detailed architecture of heterogeneous network data handling system, and as shown in Figure 10, the system includes multiple terminal nodes 11, multiple
Routing node 12, gateway node 13, VC data acquisition platforms 14, database 15.
Then client can be applied in different fields directly by the resource data of each terminal node of database access
Scape.
Application scenarios 16 in Figure 10 are illustrated by taking network topology, environment measuring, personal management, parking space information as an example
's.Illustrate in these application scenarios embodiments one and embodiment two, no longer repeated herein.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar part mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
- A kind of 1. heterogeneous network data processing method, it is characterised in that including：Database receives the query statement of client, and the query statement includes query path and inquiry data message, described Query path includes purpose network node address, purpose routing node address and target terminal node address；VC data acquisition platforms periodically obtain query statement from the database, according to the query statement, pass through institute Purpose gateway node and the purpose routing node are stated, obtains the purpose resource data of the target terminal node collection, and By the purpose resource data store to the database；The database receives the purpose resource data that the VC data acquisition platforms are sent, and by the purpose number of resources According to the data for being converted into preset format；The database obtains the purpose resource data of the database purchase according to the query statement；The database sends the purpose resource data to the client.
- 2. heterogeneous network data processing method according to claim 1, it is characterised in that the query statement includes unified provide Source finger URL URL.
- 3. heterogeneous network data processing method according to claim 1, it is characterised in that the database is according to the inquiry Instruction, obtaining the purpose resource data of the database purchase includes：According to the query statement, interface operation class is inherited；Obtain the parameter value of each variable in the interface operation class stored in the database；Parameters value is assigned to each variable in the interface operation class, the interface operation class that is assigned is The purpose resource data.
- 4. according to any heterogeneous network data processing method of claims 1 to 3, it is characterised in that the database includes Database list, according to the query statement, obtain the purpose resource data of the database purchase includes the database：According to the node type and the corresponding relation of address realm stored in the database list, the mesh in query statement is determined Gateway node address, purpose routing node address, purpose terminal node address；Obtained and purpose gateway node address, purpose routing node address, purpose terminal node address pair from the database The inquiry data message answered.
- 5. heterogeneous network data processing method according to claim 1, it is characterised in that also include：When the database receives the instruction to resource data progress predetermined registration operation, the rank of currently logged on user, institute are judged Stating predetermined registration operation includes increase resource data, query resource data, deletes resource data, renewal resource data；Rank of the database according to the currently logged on user, perform or forbid operating accordingly.
- A kind of 6. heterogeneous network data handling system, it is characterised in that including：VC data acquisition platforms, for periodically obtaining query statement from the database, according to the query statement, lead to The gateway node and purpose routing node looked over so as to check, obtain the purpose resource data of target terminal node collection, and by the mesh Resource data store to the database, the query statement includes query path and inquiry data message, the inquiry Path includes the purpose network node address, the purpose routing node address and the target terminal node address；The database, the resource data sent for receiving the VC data acquisition platforms, and the resource data is changed Into the data of preset format；And for receiving the query statement of client；According to the query statement, the number is obtained According to the purpose resource data of library storage；And the purpose resource data is sent to the client.
- 7. heterogeneous network data handling system according to claim 6, it is characterised in that the query statement includes unified provide Source finger URL URL.
- 8. heterogeneous network data handling system according to claim 6, it is characterised in that for according to the query statement, The database for obtaining the purpose resource data of the database purchase is specifically used for：According to the query statement, interface operation class is inherited；Obtain each in the interface operation class stored in the database The parameter value of individual variable；Parameters value is assigned to each variable in the interface operation class, it is described be assigned it is described Interface operation class is the purpose resource data.
- 9. according to any heterogeneous network data handling system of claim 6 to 8, it is characterised in that the database includes Database list, for according to the query statement, obtaining the number of the purpose resource data of the database purchase It is specifically used for according to storehouse：According to the node type and the corresponding relation of address realm stored in the database list, the mesh in query statement is determined Gateway node address, purpose routing node address, purpose terminal node address；Obtained and purpose gateway from the database Node address, purpose routing node address, the corresponding inquiry data message in purpose terminal node address.
- 10. heterogeneous network data handling system according to claim 6, it is characterised in that the database is additionally operable to：When the database receives the instruction to resource data progress predetermined registration operation, the rank of currently logged on user, institute are judged Stating predetermined registration operation includes increase resource data, query resource data, deletes resource data, renewal resource data；The database According to the rank of the currently logged on user, perform or forbid operating accordingly.
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