CN103997539B - Radar running status collection dissemination system and its method based on web services - Google Patents
Radar running status collection dissemination system and its method based on web services Download PDFInfo
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Abstract
Radar running status collection dissemination system based on Web service, including collection distribution management module, collection service module and collection distribution module；Collection distribution management module is associated with collection service module, collection distribution module respectively, for starting collection service module and collection distribution module, and monitors the ruuning situation of the two；Collection service module is cooperated with collection distribution module, is received radar running status and is subscribed to request, updates the distribution catalogue of the collection distribution module；Collection distribution module is responsible for the running state information of continuous collecting radar equipment and is distributed to client application.The present invention shields different radar equipment controls and quotes the difference of interface, lifts interoperability of the client application to radar resource, reduces the coupling between client application and radar equipment；And acquisition waste of the running state information to network and system resource of Web service request/response mode is avoided, improve the real-time that client application obtains radar running state information.
Description
Technical field
The present invention relates to radar monitoring technical field, more particularly to a kind of radar running status collection dissemination system and side
Method.
Background technology
Currently, most of radar system has all reserved radar parameter configuration and running status quotes interface, by the interface
Radar running state information can be obtained and radar operational factor is configured, but different times, different vendor, different systems
Radar equipment running status to quote interface protocol different with message format, it usually needs the special visitor provided using manufacturer
Family end is monitored to radar equipment.When the radar equipment networking of different vendor, different systems is used, in order to grasp thunder in time
Up to monitoring of tools situation, so as to effectively manage radar resource, need multi-section isomery radar network equipment is carried out unifying prison
Control.How to shield each radar website and the difference on interface and message format is quoted in running status so that radar website is by system
One of technological challenge that one interface and the message format offer running state information of standard are faced in becoming radar network composite construction.
Web service is defined as by W3C：" Web service is the software application that one kind is identified by Uniform Resource Identifier (URI),
Standard definition, description and the discovery of interface and binding are realized by XML, while supporting by the agreement based on Internet (such as
SOAP) directly interacted using the application of XML message with other ".Web service is traditional component technology in the Internet, applications
Extension under environment, its purpose and effect are to provide a kind of unified specification and technology, provide unification for network software application
Function is described and function shared mechanism.
Used as a kind of software module being called by network, Web service has standardization, coupling unrelated with platform, loose
The characteristics such as conjunction.Web service provides reusable business function by the standardized interface of good definition, shields bottom layer realization
Details and difference, preferably support interoperability.Therefore, using Web service technology, radar running status acquisition function is carried out
Service encapsulation, is provided out unified state acquisition Web service, can effectively shield each radar equipment control and quote interface
Difference, lifted interoperability of the client application to radar resource, reduce the coupling between client application and radar equipment
Conjunction property.
Web service generally realizes the interacting message between consumer and ISP using SOAP, and SOAP is that one kind is based on
The communication protocol of XML, shields the isomerism between different platform, and HTTP is by the common protocol as transmission soap message.
It is typically based on HTTP+SOAP agreements to interact using the pattern of request/response between Web service consumer and supplier, that is, disappears
The person of expense sends a service call SOAP request, and ISP returns a soap message and returns service call result.But
For need it is continual obtain radar running state information client application for, if it is desired to by standard based on
The Web service method of calling of HTTP+SOAP obtains radar running state information in real time, it is necessary to held by the way of similar poll
It is continuous constantly send service call SOAP messages to Web service system and receive return comprising radar running state information
SOAP messages；There is problems with this implementation acquisition radar running state information above：One is in order to higher frequency
Rate (about 3HZ) obtains radar running state information and substantial amounts of frequently service call SOAP messages can cause service system resource
Waste, two is the running state information for transmitting data volume less (less than 30 bytes) based on http protocol using SOAP messages, is passed
Defeated expense is larger, and cost effectiveness is relatively low, wastes Internet resources；Three is to send service call SOAP messages from client to return to receiving
The SOAP messages for returning obtain running state information, and transmitting procedure and processing procedure introduce time delay, and real-time is poor.
The content of the invention
In order to overcome defect present in prior art, the present invention to provide a kind of radar running status based on web services
Collection dissemination system and its method.Specific technical scheme of the invention is as follows：
A kind of radar running status collection dissemination system based on Web service, including collection distribution management module, collection clothes
Business module and collection distribution module；The system deployment in radar website host computer, to the visitor that have subscribed radar running state information
The application of family end persistently pushes radar running state information；Wherein, collection distribution management module respectively with collection service module, collection
Distribution module is associated, for starting collection service module and collection distribution module, and monitoring collection service module and collection
The ruuning situation of distribution module；
Collection service module is cooperated with collection distribution module, for providing state acquisition Web service to client application, is connect
The radar running state information that receipts client application sends is subscribed to and is asked, and asks dividing for renewal collection distribution module according to subscribing to
Send out catalogue；
Collection distribution module include a state acquisition submodule, a packet parsing submodule, a form transform subblock and
One data distribution submodule, state acquisition submodule, packet parsing submodule, form transform subblock and data distribution submodule
The running status message quoted to radar equipment successively is processed；State acquisition submodule is used for continuous collecting radar equipment report
The running status message for going out；Packet parsing submodule for running status message that the radar equipment for receiving is quoted according to
The specific running status of different radar equipments is quoted message format and is parsed, and extracts corresponding radar running state information；Lattice
Formula transform subblock is encapsulated for the radar running state information for extracting packet parsing submodule；Data distribution submodule is used for
Radar running state information after encapsulation is sent to into the client application according to distribution catalogue.
Optimally, client application is called state acquisition Web service based on HTTP+SOAP agreements to subscribe to radar operation shape
State information；After collection service module receives the subscription request of radar running status, the subscription information of client application is stored in described
Distribution catalogue.
Optimally, IP address of the subscription information of client application comprising client application, UDP receiving port numbers, state
Message pushes frequency etc..
Optimally, the radar running state information that packet parsing submodule is extracted is encapsulated as standard by form transform subblock
Asterix Category002 form messages.
Optimally, data distribution submodule based on udp protocol by the radar running state information and Asterix after encapsulation
Category002 form messages are sent to the client application.
Optimally, gather service module and the collection distribution module is run in the way of two processes.
Optimally, the operation provided by state acquisition Web service includes some of following operation：
GetCapabilities()：Return a service description information, including the interface, host-host protocol, configurable for providing
Parameter, available service；
DescribeSensor()：Returning equipment associated static information, including device type, time of building a station, website longitude and latitude
Degree, antenna height etc.；
ConfigureSensor()：The parameter of the radar equipment is configured；
GetSensorStatus()：Running state information is subscribed to, call parameters include IP address, port numbers, certification letter
Breath；Wherein described IP address is the IP address for receiving running status message of the client application；The port numbers are
The port numbers for receiving running status message of the client application；The authentication information is the client application
License information or other authentication informations；If described subscribe to request by the collection service module acceptance, the collection clothes
Business module returns the data distribution IP address and port numbers of radar equipment identification number and the collection distribution module；
CancelSensorStatus()：Unsubscribe running state information.
Another aspect of the present invention, there is provided a kind of method that radar running state information is obtained based on Web service, concrete skill
Art scheme comprises the steps：
1) subscribe to radar running state information：Client application is based on http protocol to the collection service for gathering dissemination system
Module sends soap message, calls the GetSensorStatus () of state acquisition Web service to operate, and subscribes to the operation shape of radar
State information；
2) subscription for processing client application is asked and is fed back：Collection service module receives calling for the client application
The GetSensorStatus operation SOAP messages of state acquisition Web service, should to client according to authentication information therein
Identity is authenticated, and after certification passes through, extracts the IP address and UDP for receiving running state information of client application
Port adds the distribution catalogue as subscription information；Radar equipment identification number and collection are returned with SOAP messages simultaneously
The data distribution IP address of distribution module and UDP port number；
3) client prepares：Client application receives the GetSensorStatus for calling the state acquisition Web service
The SOAP messages that operation is returned, extract radar equipment identification number and data distribution IP address, UDP port number, are matched somebody with somebody
Put, set up the Socket for receiving UDP messages, and call Bind operation bindings to receive the UDP port number of running state information, then
Connect is called to be operably connected to gather distribution module using the data distribution IP address for returning and UDP port number, to prepare to connect
Receive the radar running status message that collection distribution module sends；
4) gather radar running state information and be distributed to client application：State acquisition submodule in collection distribution module
Block gathers the running status message of radar；Packet parsing submodule is the radar running status message for receiving according to different radars
The specific running status of equipment is quoted form and is parsed, and extracts radar running state information；Form transform subblock is by message
The radar running state information that analyzing sub-module is extracted is encapsulated as the Asterix Category002 form messages of standard；Data
Radar running state information after encapsulation and Asterix Category002 forms message are passed through udp protocol by distribution submodule
Corresponding client application is sent to according to the subscription information in distribution catalogue；
5) 4), continuous collecting radar running state information is simultaneously pushed to client application to repeating said steps.
Optimally, above-mentioned steps 5) after, also include：
6) unsubscribe radar running state information：Client application sends to collection service module and calls state acquisition
The CancelSensorStatus operation SOAP messages of Web service；
7) delete subscription information：Collection service module calls CancelSensorStatus operation SOAP according to what is received
Authentication information in message, carries out client application authentication, according to client application authentication information, from distribution catalogue
The middle IP address and UDP port number for receiving running status message for deleting client application；
8) terminate sending radar running status message：Running for receiving for the client application is deleted in distribution catalogue
The IP address and UDP port number of status information, collection distribution module stop distributing radar running status report to the client application
Text.
Optimally, step 4) collection radar running state information is distributed to client application, wherein packet parsing submodule
The radar running state information that block is extracted after radar running status packet parsing is output as structure Radar_Info forms.
Compared with prior art, the invention has the advantages that：Radar running status is adopted using Web service technology
Collection function carries out service encapsulation, is provided out unified state acquisition Web service and based on Asterix Category002 standards
The radar running status message of form, shields each radar equipment control and quotes the difference of interface, lift client application pair
The interoperability of radar resource, reduces the coupling between client application and radar equipment；By gather service module with
The integrated use of collection distribution module so that client application can subscribe to thunder by unified state acquisition Web service interface
Up to running state information, and the running status report based on the continual acquisition Asterix Category002 forms of udp protocol
Text, realizes client application " on-demand customization, persistently obtain " radar website running state information, reduce client application with
Coupling between radar state collection dissemination system, while avoiding Web service request/response mode obtains running state information
To Internet resources, the waste of system resource, the real-time of running state information is improved.
Description of the drawings
Fig. 1 is the general frame schematic diagram of the present invention；
Fig. 2 is collection distribution module UDP Message processing schematic flow sheets in the present invention；
Fig. 3 interacts schematic diagram with radar running status acquisition system for client application in the present invention.
Specific embodiment
Describe the present invention below in conjunction with the accompanying drawings by way of example in detail.
Embodiment 1：
As shown in figure 1, the radar running status collection dissemination system based on Web service, including collection distribution management module
1st, service module 2 and collection distribution module 3 are gathered；The collection dissemination system is deployed in radar website host computer, should to client
With persistently providing the radar running state information；Collection distribution management module 1 is distributed with collection service module 2, collection respectively
Module 3 is associated, for starting collection service module 2 and collection distribution module 3, and monitoring collection service module 2 and collection
The ruuning situation of distribution module 3.When the collection dissemination system starts, start collection distribution management module 1 at first, by collection distribution
Management module 1 is checked and is configured to system-based running environment according to configuration file, then started and gather 2 He of service module
Collection distribution module 3.Collection service module 2 and collection distribution module 3 can be with two under two processes or same system process
The mode of individual thread is run.In the preferred embodiment, gather service module 2 and collection distribution module 3 is entered with two
The mode of journey is run.Collection distribution management module is responsible for being monitored two module process ruuning situations, in collection service mould
Recovered according to setting strategy when block 2 and collection 3 process failure of distribution module, to ensure whole radar running status collection point
The reliability of the system of sending out.
As shown in figure 1, collection service module 2 is also cooperated with collection distribution module 3, for providing shape to client application 4
State collection Web service, the subscription request that reception client application 4 sends, and the subscription information during subscription is asked are added to adopts
The distribution catalogue of collection distribution module 3；And, the subscription information for gathering the client application 4 acquired in service module 2 can pass through
Various ways are sent to collection distribution module 3.In presently preferred embodiments of the present invention, collection service module 2 should in acquisition client
After with 4 subscription request, collection distribution module 3 is transmitted to based on udp protocol, collection distribution module 3 receives subscription information UDP report
Wen Hou, upgrade in time distribution catalogue, it is achieved thereby that subscription information between collection 2 process of service module and state acquisition module process
Exchange.
More specifically, collection distribution module 3 includes a state acquisition submodule 31, a packet parsing submodule 32, a lattice
Formula transform subblock 33 and a data distribution submodule 34, state acquisition submodule 31, the conversion of packet parsing submodule 32, form
Submodule 33 and data distribution submodule 34 are processed to the running status message that radar 5 is quoted successively；State acquisition submodule
The running status message that 31 continuous collecting radar 5 of block is quoted, and by the running status message transmissions to packet parsing submodule 32；
The running status message that packet parsing submodule 32 pairs is received quotes form according to the specific running status of different radar equipments
Parsed, extract corresponding radar running state information, and transmit into form transform subblock 33；Form transform subblock
33 will receive the encapsulation of radar running state information, and transmit to data distribution submodule 34；Data distribution submodule 34 will connect
Radar running state information after the encapsulation for receiving is sent to client application 4 according to distribution catalogue.
In the present embodiment, the radar operation that the packet parsing submodule 32 is extracted by form transform subblock 33
Status information is encapsulated as the Asterix Category002 forms of standard, naturally it is also possible to is encapsulated as other and can realize this
The form of bright function, such as GJB5779 forms or User Defined form.Asterix Category002 forms are Europe pipes
(EUROCONTORL) radar data issued exchanges the radar service messaging standards (mark of (Radar Data Exchange)
Quasi- SUR.ET1.ST05.2000-STD-02b-01) defined in between radar website and user radar data processing center
The message format that radar related service information is exchanged, is the one kind in Asterix series standard forms.Asterxi series standards
Form is disappearing with the binary system that row information exchanges is entered between automated system for air traffic control supervision equipment for international mainstream
Breath form.Nearly all EU member country employs Asterix series standard forms in air traffic control centre's system, many new
Radar equipment also begins to quote data with Asterix forms, thus is transported as radar using Asterix Category002 forms
Row state quotes message format so that the system has preferable versatility so that client application 4 has preferably expansible
Property.
Equally, data distribution submodule 34 has multiple choices that the radar running status message after the encapsulation is sent to institute
State client application 4, the present invention is not defined to the species of the communication protocol, such as based on Transmission Control Protocol or be based on
WebSocket agreements, limit with specific reference to 4 application scenarios of client application or actual demand selects suitable agreement reality
It is existing.As client application 4 is embodied as an application based on browser using Web technologies, then data distribution submodule is convenient
Radar running status message after the encapsulation is sent to by client application using Websocket agreements.Specific to this enforcement
In example, client application 4 is a java application, and data distribution submodule 34 is based on udp protocol by after the encapsulation
Radar running state information is sent to the client application 4.Udp protocol is a kind of connectionless transport layer protocol, current
Under the preferable environment of network quality, compared with Transmission Control Protocol, udp protocol is due to connecting handshake procedure, thus has resource
The characteristics of consuming little, processing data is fast.What, data volume high for this information requirement of real-time of radar running state monitoring was few should
With can effectively reduce server connection resource consumption using udp protocol, improve status information efficiency of transmission so that client should
Newest radar running state information is obtained in time can with 4, the real-time without impact information is retransmitted because of packet loss.
In the present embodiment, client application 4 can call state acquisition Web service to order based on various communications protocols form
Radar running state information is read, the present invention is not defined to the species of the communication protocol, any to realize client application 4
Call the communication protocol that radar running state information is subscribed in state acquisition Web service to belong to the scope of protection of the invention, utilize
State acquisition Web service can be called using network transmission protocols such as SOAP binding HTTP, HTTPS, SMTP or XMPP.As excellent
Mode is selected, selects in the present embodiment to call state acquisition Web service to subscribe to radar running status based on HTTP+SOAP agreements
Information.After collection service module 2 receives the subscription request of radar running status, the subscription information of client application 4 is stored in described
Distribution catalogue；The IP address of client application, UDP receiving ports described in the subscription information bag of client application 4 described herein
Number, one or more in the information such as status information transmission frequency.
In the present embodiment, it is preferred that collection service module 2 is built based on Tomcat.Tomcat is Apache software bases
Gold can support under an open source software realized to Java Servlet and Java Server Page technical supports.
Tomcat servers are the Web Application Servers of a free open source code.Tomcat advanced technology, stable performance and exempt from
Take, become Web Application Server popular at present.Tomcat, can be used as Web service after soap protocol bag is configured with
Container, supports that user calls the Web service disposed in Tomcat based on soap protocol.
In the present embodiment, client application 4 gathers the behaviour that service module 2 is provided when state acquisition Web service is called
Work includes some of following operation：
GetCapabilities()：Return a service description information, including the interface, host-host protocol, configurable for providing
Parameter, available service；
DescribeSensor()：Returning equipment associated static information, including device type, time of building a station, website longitude and latitude
Degree, antenna height etc.；
ConfigureSensor (parameter name, operand)：The parameter of the radar equipment is configured；
GetSensorStatus (IP address, port numbers, authentication information)：Subscription running state information, including IP address,
Port numbers, authentication information；Wherein port numbers for receiving running state information of IP address, port numbers client application 4；Recognize
Card information licenses information or other authentication informations for client application 4；Subscribe to the collected Attendant sub-module of request to connect
Receive, gather data distribution IP address and port numbers that service module 2 returns radar equipment identification number and collection distribution module 3；
CancelSensorStatus (authentication information)；Unsubscribe running state information.
Embodiment 2：
With reference to Fig. 2 and Fig. 3, a kind of method for obtaining radar running state information based on Web service, comprise the steps：
1) subscribe to radar running state information：Client application 4 is to the radar running status collection distribution based on Web service
The collection service module 2 of system sends soap message, calls the GetSensorStatus () of state acquisition Web service to operate,
Subscribe to the running state information of radar；
2) subscription for processing client application is asked and is fed back：Gather the reception client application 4 of service module 2 calls shape
The SOAP messages of the GetSensorStatus operations of state collection Web service, should to client according to authentication information therein
Be authenticated with 4 identity, after certification passes through, extract client application 4 the IP address for receiving running state information and
Udp port adds distribution catalogue as subscription information；Radar equipment identification number and collection are returned with SOAP messages simultaneously
The data distribution IP address of distribution module 3 and UDP port number；
3) client prepares：Client application 4 is received calls the GetSensorStatus of state acquisition Web service to grasp
The SOAP messages that work is returned, extract radar equipment identification number and data distribution IP address, UDP port number, set up and receive
The Socket of UDP messages, and call Bind operation bindings to receive the UDP port number of running state information, then using return
The data distribution IP address calls Connect to be operably connected to the collection distribution module 3 with UDP port number, to prepare to connect
Receive the radar running state information that collection distribution module 3 sends；
4) gather radar running state information and be distributed to client application：State acquisition in collection distribution module 3
Module 31 receives the running status message of radar；The running status message of 32 radars for receiving of packet parsing submodule according to
Different radar equipments are specifically quoted form and are parsed, and extract radar running state information；Form transform subblock 33 is by institute
The radar running state information for stating the extraction of packet parsing submodule is encapsulated as the Asterix Category002 format messages of standard
Text；Asterix Category002 forms message is distributed in catalogue according to state by data distribution submodule 34 by udp protocol
Subscription information be sent to corresponding client application 4；
5) 4), continuous collecting radar running state information is simultaneously distributed to client application 4 to repeating said steps.
6) unsubscribe radar running state information：Client application 4 sends to collection service module 2 and calls the state
The CancelSensorStatus operations SOAP messages of collection Web service；
7) delete subscription information：Collection service module 2 calls the CancelSensorStatus behaviour according to what is received
Make the authentication information in SOAP messages, carry out client application authentication, according to 4 authentication information of client application, from
The IP address and UDP port number for receiving running state information of client application 4 are deleted in distribution catalogue；
8) terminate sending radar running status message：Transporting for receiving for the client application 4 is deleted in distribution catalogue
The IP address and UDP port number of row status information, collection distribution module 3 stop encapsulating radar to the distribution of the client application 4
The Asterix Category002 form messages of running state information.
In the preferred embodiment, the fragment for being operated defined in the WSDL document of state acquisition Web service above
For：
User can build client according to relevant informations such as the WSDL document of state acquisition Web service and IP address should
With client application calls the operation of state acquisition Web service, subscribes to the running state information of radar equipment.Collection service mould
Relative clients end is applied 4 after radar running status subscription request of the client application 4 based on soap protocol is received by block 2
Information (such as IP address, UDP receiving port numbers, status information transmission frequency etc.) is stored in distribution catalogue, and is supplied to collection distribution
Module 3.For different manufacturers, the radar equipment of different systems, by providing identical state acquisition Web service interface, can
Effectively to shield the difference of radar equipment interface so that client application 4 can be by unified state acquisition Web service interface
Subscription radar running state information, and the operation based on the continual acquisition Asterix Category002 forms of udp protocol
State message, improves the compatibility and extensibility of client application 4, reduces the coupling between client application and radar equipment
Conjunction property, facilitating implementation carries out unified monitoring to multi-section isomery radar equipment using single client application.
As shown in Fig. 2 state acquisition submodule 31 distributes one for each the radar equipment udp state message for receiving
Individual UDP processes thread, processes in thread in each UDP, creates packet parsing submodule 32 and form transform subblock 33
Example, is responsible for follow-up packet parsing, form conversion work, and finally unification consigns to data distribution submodule 34.
In the preferred embodiment, packet parsing submodule 32 is in the running status message solution sent to radar 5
The radar running state information extracted after analysis is output as structure Radar_Info forms, is defined as in one embodiment：
Wherein radar_type, time field quotes temporal information, lon and lat for depositing radar equipment type, message
Field is used for the latitude and longitude information for depositing radar website, and state fields are used for the running state information for depositing radar equipment, respectively
By it is online, mourn in silence, offline and four kinds of state encodings of mistake are 0,1,2,3；Azi, height and range field is respectively used to storage
Normal direction, antenna height and investigative range information.Structure in above example can be extended according to specific needs and
Change to adapt to real needs.
The running state information unification that packet parsing module 32 is parsed by form transform subblock 33 is encapsulated as
CAT002 form messages.The CAT002 form running statuses message that the encapsulation of Jing forms transform subblock 33 is formed pays data distribution
CAT form messages are distributed to each client according to the subscription information in distribution catalogue by submodule 34, data distribution submodule 34
Using 4.
Disclosed above is only several specific embodiments of the application, but the application is not limited to this any this area
What technical staff can think change, should all fall in the protection domain of the application.
Claims (10)
1. a kind of radar running status based on Web service gathers dissemination system, it is characterised in that the system includes collection distribution
Management module, collection service module and collection distribution module；
The radar running status collection dissemination system based on Web service is deployed in radar website host computer, to have subscribed thunder
Client application up to running state information persistently pushes the radar running state information；
Wherein, the collection distribution management module is associated with the collection service module, the collection distribution module respectively, is used for
Start the collection service module and the collection distribution module, and monitor the collection service module and the collection point
Send out the ruuning situation of module；
The collection service module is cooperated with the collection distribution module, for providing state acquisition to the client application
Web service, receives the radar running state information subscription request that the client application sends, and subscribes to request more according to described
The distribution catalogue of the new collection distribution module；
It is described collection distribution module include a state acquisition submodule, a packet parsing submodule, a form transform subblock and
One data distribution submodule, the state acquisition submodule, the packet parsing submodule, the form transform subblock and institute
State the running status message that data distribution submodule quotes radar equipment successively to process；The state acquisition submodule is used
In the running status message that radar equipment described in continuous collecting is quoted；The packet parsing submodule is for the institute for receiving
State the running status message that radar equipment quotes message format is quoted according to the specific running status of different radar equipments and solved
Analysis, extracts corresponding radar running state information；The form transform subblock for by the packet parsing submodule extract
Radar running state information encapsulation；The data distribution submodule for by after the encapsulation radar running status believe
Breath is sent to the client application according to the distribution catalogue.
2. the radar running status based on Web service according to claim 1 gathers dissemination system, it is characterised in that institute
State client application to call the state acquisition Web service to subscribe to radar running state information based on HTTP+SOAP agreements；Institute
After stating the collection service module reception radar running status subscription request, the subscription information of the client application is stored in into institute
State distribution catalogue.
3. the radar running status based on Web service according to claim 2 gathers dissemination system, it is characterised in that institute
The subscription information for stating client application includes the IP address of the client application, UDP receiving port numbers, state message push frequency
Rate.
4. the radar running status based on Web service according to claim 1 gathers dissemination system, it is characterised in that institute
State form transform subblock and the radar running state information that the packet parsing submodule is extracted is encapsulated as into standard
002 form messages of Asterix Category.
5. the radar running status based on Web service according to claim 1 gathers dissemination system, it is characterised in that institute
State data distribution submodule based on udp protocol by the radar running state information after the encapsulation with Asterix Category
002 form message is sent to the client application.
6. the radar running status based on Web service according to claim 1 gathers dissemination system, it is characterised in that institute
State collection service module and the collection distribution module is run in the way of two processes.
7. the radar running status based on Web service according to claim 1 gathers dissemination system, it is characterised in that：Institute
State one or more that the operation provided by state acquisition Web service includes in following operation：
GetCapabilities()：Return a service description information, including provide interface, host-host protocol, configurable ginseng
Several, available services；
DescribeSensor()：Returning equipment associated static information, including device type, time of building a station, website longitude and latitude, frame
If height；
ConfigureSensor()：The parameter of the radar equipment is configured；
GetSensorStatus()：Running state information is subscribed to, call parameters include IP address, port numbers, authentication information；Its
Described in IP address be the client application the IP address for receiving running status message；The port numbers are the visitor
The port numbers for receiving running status message of family end application；The authentication information is licensing for the client application
Information or other authentication informations；If subscribing to request to be received by the collection service module, the collection service module returns thunder
Up to device id and the data distribution IP address and port numbers of the collection distribution module；
CancelSensorStatus()：Unsubscribe running state information.
8. it is a kind of based on Web service obtain radar running state information method, it is characterised in that comprise the steps：
1) subscribe to radar running state information：Client application is to the radar running status collection dissemination system based on Web service
Collection service module based on http protocol send soap message, call the GetSensorStatus of state acquisition Web service
() operates, and subscribes to the running state information of radar；
2) subscription for processing client application is asked and is fed back：The collection service module receives calling for the client application
The SOAP messages that the GetSensorStatus () of the state acquisition Web service operates, according to certification therein
Information is authenticated to the identity of the client application, after certification passes through, extracts transporting for receiving for the client application
The IP address and udp port of row status information adds distribution catalogue as subscription information；Thunder is returned with SOAP messages simultaneously
Up to device id and the data distribution IP address and UDP port number of collection distribution module；
3) client prepares：The client application is received calls the described of the state acquisition Web service
The SOAP messages that GetSensorStatus () operations are returned, extract the radar equipment identification number and the data point
IP address, UDP port number are sent out, is configured, set up the Socket for receiving UDP messages, and call Bind operation bindings to receive fortune
The UDP port number of row status information, then calls Connect using the data distribution IP address and UDP port number that return
The collection distribution module is operably connected to, to prepare to receive the radar running status message that the collection distribution module sends；
4) gather radar running state information and be distributed to client application：State acquisition submodule in the collection distribution module
Block gathers the running status message of the radar；Packet parsing module the running status message of the radar for receiving according to
The specific running status of different radar equipments is quoted form and is parsed, and extracts radar running state information；Form changes submodule
The radar running state information that the packet parsing module is extracted is encapsulated as block the Asterix Category of standard
002 form message；Data distribution submodule is by the radar running state information after the encapsulation with Asterix Category
002 form message is sent to the corresponding client according to the subscription information in the distribution catalogue by udp protocol
Using；
5) 4), radar running state information described in continuous collecting is simultaneously pushed to the client application to repeating said steps.
9. a kind of method for obtaining radar running state information based on Web service according to claim 8, its feature exists
In in the step 5) after, also include：
6) unsubscribe radar running state information：The client application is sent to collection service module calls the state to adopt
The CancelSensorStatus operations SOAP messages of collection Web service；
7) delete subscription information：The collection service module calls the CancelSensorStatus operations according to what is received
Authentication information in SOAP messages, carries out the client application authentication, is believed according to the client application authentication
Breath, deletes the IP address and udp port for receiving running status message of the client application from the distribution catalogue
Number；
8) terminate sending radar running status message：Delete in the distribution catalogue client application for receiving
The IP address and UDP port number of running state information, the collection distribution module stop distributing radar to the client application
Running status message.
10. a kind of method for obtaining radar running state information based on Web service according to claim 8, its feature exists
In the step 4) gather radar running state information and be distributed to client application, wherein packet parsing submodule is in radar
The radar running state information extracted after running status packet parsing is output as structure Radar_Info forms.
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| CN106534316B (en) * | 2016-11-14 | 2019-07-09 | 中国电子科技集团公司第二十八研究所 | A kind of Radar Information Processing system based on data subscription and distribution service |
| CN108228625B (en) * | 2016-12-15 | 2022-02-11 | 腾讯科技（深圳）有限公司 | Push message processing method and device |
| CN106899493B (en) * | 2017-02-22 | 2020-04-24 | 广东网金控股股份有限公司 | Message pushing method and device based on UDP and http |
| CN108459916A (en) * | 2018-03-06 | 2018-08-28 | 中国船舶重工集团公司第七二四研究所 | A kind of hierarchical information processing method based on standard interface adaptation |
| CN108872963B (en) * | 2018-07-12 | 2022-05-13 | 北京大汉正源科技有限公司 | Laser radar control method |
| CN109618006B (en) * | 2019-01-22 | 2022-02-01 | 深圳市蒂蒙技术有限公司 | RTU remote monitoring method |
| CN112162733B (en) * | 2020-10-23 | 2022-11-22 | 西安电子工程研究所 | Design method of phased array radar modular monitoring software based on Qt |
| WO2023065132A1 (en) * | 2021-10-20 | 2023-04-27 | 北京小米移动软件有限公司 | Sensing resource allocation method and apparatus, sensing resource usage method and apparatus, and device and storage medium |
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