CN102750181A - Web service processing engine system and method - Google Patents

Web service processing engine system and method Download PDF

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Publication number
CN102750181A
CN102750181A CN2012101767952A CN201210176795A CN102750181A CN 102750181 A CN102750181 A CN 102750181A CN 2012101767952 A CN2012101767952 A CN 2012101767952A CN 201210176795 A CN201210176795 A CN 201210176795A CN 102750181 A CN102750181 A CN 102750181A
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web service
service
event
incident
module
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CN102750181B (en
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雷晔
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Shenzhen travel Polytron Technologies Inc
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SHENZHEN VISPRACTICE TECHNOLOGY Corp
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Abstract

The invention provides a web service processing engine system based on an event-driven architecture. The web service processing engine system comprises an event processing module and a web service analysis and execution module, wherein the event processing module is used for converting a web service call request of a service consume side into an event and transmitting the event to the web service analysis and execution module, and the web service analysis and execution module is used for analyzing the event transmitted by the event processing module and executing web service call according to analysis results. The invention further provides a web service processing method based on the event-driven architecture. By means of the web service processing engine system and method based on the event-driven architecture, advantages of open service gateway initiative (OSGi) and service component architecture (SCA) technical standards are blended, so that a web service processing engine based on electronic design automation (EDA) and being flexible, strong and suitable for various heterogeneous environments can be constructed.

Description

A kind of Web Service processing engine system and disposal route
Technical field
The present invention relates to a kind of areas of information technology; Particularly a kind ofly be intended to traditional mode of handling Web Service message with the method for synchronization is changed into based on event-driven framework (Event Driven Architecture, EDA) asynchronous process automotive engine system and disposal route.
Background technology
Web Service is Service-Oriented Architecture Based (Service-Oriented Architecture; SOA) important techniques support system in; In most cases, Web Service is the realization means that enterprise or business/technical functionality that organization internal provided exposed into service.Tradition SOA mainly supports synchronous service call and execution, i.e. after service of service consumption side's request, must keep one between provider and the consumption side and be connected and receive response up to service consumption side serving.
Therefore; The topological structure of tradition SOA is a service driving; Be present under open, the dynamic and changeable environment; And the characteristics of Web Service are loose couplings, distributed, autonomous, and therefore the service collaboration mode based on time-constrain can only be used for accurate specific enclosed environment of time, and is not suitable for the software architecture based on the Web environment.
In addition, also having some synergic engine systems based on service, is the application module of design and operation in the Web container, and these systems have following defective more or less: deployment mode is only to the Web container; Adopt third party's class libraries to resolve and carry out Web Service, by oneself SOAP (Simple Object Access Protocol, Simple Object Access Protocol) message; Can not support SCA (Service Component Architecture, serviced component framework), OSGi industrywide standards such as (Open Service Gateway Initiative) well; Do not consider the QoS factors relevant such as safety, performance, affairs with Web Service; Other assemblies such as consideration and regulation engine is integrated.
So, be necessary to provide a kind of new Web Service disposal route, to address the above problem.
Summary of the invention
The present invention provides a kind of Web Service processing engine system and disposal route based on the event-driven framework; Merged the advantage of OSGi and two kinds of technical standards of SCA; Can construct flexibly, healthy and strong, adapt to the Web Service processing engine under the various isomerous environments based on EDA.
For solving above technical matters, the present invention provides a kind of Web Service processing engine system based on the event-driven framework, comprising: event processing module, Web Service resolve and execution module,
Said event processing module is used for converting the Web Service call request of service consumption side into incident, and sends said incident to Web Service parsing and execution module;
Said Web Service resolves and execution module, is used to resolve the incident that event processing module transmits, and carries out Web Service according to analysis result and call.
Further, said event processing module comprises: service consumption side's Agent components, event channel assembly, event detection and service dispatch assembly,
Said service consumption side Agent components is used for converting the Web Service call request of service consumption side into incident, sends in the said event channel assembly; And, will regenerate Web Service response data by the service response incident that the event channel assembly returns;
Said event channel assembly is used for transmission events;
Said event detection and service dispatch event component are used for the incident that receives from the incident channel components is carried out analysis and judgement, and send relevant Web Service call request to Web Service parsing and execution module.
Further, said Web Service resolves and execution module, comprising: QoS manager, Web Service engine,
Said QoS manager is used to the additional necessary QoS of Web Service SOAP request and controls attached characteristic;
Said Web Service engine is used to resolve the incident that event processing module transmits, and carries out Web Service according to analysis result and call.
Further, said Web Service engine comprises Web Service resolution component and Web Service executive module, wherein,
Said Web Service resolves, and is used for the incident that event processing module transmits is resolved;
Said Web Service executive module is used for the analysis result according to Web Service parsing, carries out Web Service and calls.
Further, said Web Service executive module specifically comprises:
Analysis result according to Web Service resolution component obtains related service information, make up to generate SOAP request object message, and carries out Web Service and call SOAP request object message sent to and serve the provider and carry out service execution; And, receive service execution that the provider the returns SOAP service response incident as a result of serving, and with this service execution as a result SOAP service response incident return to Web Service resolution component.
For solving above technical matters, the present invention also provides a kind of Web Service disposal route based on the event-driven framework, comprising:
Step 1, event processing module convert the Web Service call request of service consumption side into incident, and send said incident to Web Service parsing and execution module;
Step 2, Web Service resolve with execution module and resolve the incident that event processing module transmits, and carry out Web Service according to analysis result and call.
Further, said step 1 specifically comprises:
Step 1.1, event processing module receive the Web Service call request of service consumption side, and Web Service call request is formed incident;
Step 1.2, event processing module send said incident to Web Service through Web Service scheduling and resolve and execution module;
The service execution that step 1.3, event processing module detection Web Service parsing and execution module return is SOAP service response incident as a result;
Step 1.4, event processing module regenerate Web Service response data with the service response incident, return to service consumption side.
Further, in the said step 1.2, before sending said incident, judge the type of said incident earlier, if complicated event is redispatched after then by the complicated event processing engine incident being handled earlier.
Further, said step 2 specifically comprises:
Step 2.1, Web Service resolve with execution module and dispatch receiving event data through Web Service;
Step 2.2, Web Service resolve with execution module and resolve event message, and according to the information that parses, generate the SOAP request object, send to and serve the provider;
Step 2.3, Web Service are resolved to receive with execution module and are served service execution that the provider returns SOAP service response incident as a result, and it is returned event processing module.
Further; In the said step 2.2; Sending the SOAP request object to before serving the provider, judging earlier whether said SOAP request object need add QoS control, if desired; Then control attached characteristic, and then the SOAP request object after will handling sends for the SOAP request object adds necessary QoS.
Compared with prior art; The present invention provides a kind of Web Service processing engine system and disposal route based on the event-driven framework; Traditional mode with method of synchronization processing Web Service message is changed into the asynchronous process mode based on EDA; A certain Web Service is resolved and carried out to automotive engine system according to the received incident from the particular event source, and the result that will carry out feeds back to the next link in service consumption side or the event chain.Be used in combination with service-oriented method with event driven method, make application and system responses sensitiveer, adapt to unpredictable and asynchronous environment more.Simultaneously; The mode that automotive engine system of the present invention adopts two kinds of standards of OSGi and SCA to combine is constructed assembly and service container, has merged the advantage of OSGi and two kinds of technical standards of SCA, constructs flexible, healthy and strong; Adapt to the Web Service processing engine under the various isomerous environments based on EDA; Can realize that the functional module that satisfies the OSGi standard arbitrarily is incorporated in the automotive engine system, both solve complementary problem between code/class libraries, solve the problem of Services Combination again.Automotive engine system of the present invention can with the ESB product good integration of supporting SCA and OSGi standard; In fact, automotive engine system of the present invention need not realize its function through ESB, to a certain extent; This engine has been realized the partial function of ESB, i.e. service intermediary.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes a part of the present invention, and illustrative examples of the present invention and explanation thereof are used to explain the present invention, does not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 is the Organization Chart of a kind of Web Service processing engine system based on the event-driven framework provided by the invention;
Fig. 2 is the process flow diagram of a kind of Web Service disposal route based on the event-driven framework provided by the invention.
Embodiment
In order to make technical matters to be solved by this invention, technical scheme and beneficial effect clearer, clear,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The invention provides a kind of Web Service processing engine system and disposal route based on EDA; With after receiving Web Service call request data from service consumption side and being event message through the event processing module treatment conversion; Resolve and execution module by certain rule-based scheduling Web Service, and the response data generation events corresponding that produces is sent back to the automotive engine system of serving the provider.
The present invention is based on the Web Service processing engine system of EDA; Be different from RPC (the Remote Procedure Call Protocol that adopts request in traditional SOA implementation; Remote procedure call protocol) mechanism; The present invention is based on event driven method and be used in combination, make application and system responses sensitiveer, adapt to unpredictable and asynchronous environment more with service-oriented method.Serve as the middle layer that communicates between the different application, the producer of separate service/incident and the consumption side of services/events through ESB (Enterprise Service Bus, ESB).The service that is deployed to ESB can improve the interaction capabilities of each participant of service/business by consumption side's synchronous triggering or the asynchronous triggering of incident.Automotive engine system of the present invention can with the ESB product good integration of supporting SCA and OSGi standard; In fact, automotive engine system of the present invention need not realize its function through ESB, to a certain extent; This engine has been realized the partial function of ESB, i.e. service intermediary.
Please refer to Fig. 1, the present invention provides a kind of Web Service processing engine system based on EDA, comprising: event processing module 10, Web Service resolve and execution module 20.
Said event processing module 10, the Web Service call request data-switching that is used for service consumption side is an incident, and sends this incident to Web Service and resolve with execution module 20 and handle.Said event processing module 10 comprises: service consumption side's Agent components 11, event channel assembly 12, event detection and service dispatch assembly 13.
This service consumption side's Agent components 11, main being responsible for will comprise that the Web Service call request data-switching of service consumption side is an incident, and incident is sent in the event channel 12, wait pending; Simultaneously, will regenerate Web Service response data, return to service consumption side by the service response incident that event channel returns.
This event channel assembly 12 mainly is responsible for transmission events.
This event detection and schedule component 13 are responsible for receiving incident from event channel, and it are carried out analysis and judgement, and send relevant Web Service call request to Web Service and resolve and execution module 20.This event detection and schedule component 13 mainly comprise following functional module: regulation engine (Rule Engine), event detector (Events Management), CEP (Complex Event Processing; The complicated event processing) engine (CEP Engine), Web Service scheduler (Web Service Schedule); Wherein
Regulation engine is used for by predetermined rule set incident being judged and classification whether the incident that obtains through event channel with decision is complicated event that rule set comprises event handling rule set and service call rule set at least; And, service is provided for CEP engine and Web Service scheduler.
Event detector is used to detect event channel and whether has incident, after detecting incident, will incident be taken out from event channel.
The CEP engine is used for the dealing with complicated incident, and the result after will handling gives Web Service scheduler and carry out subsequent treatment, handles for complicated event, needs to solve the demand of calling of a plurality of Web Service on the event chain.
Web Service scheduler; Being used for sending relevant Web Service call request to Web Service resolves and execution module 20; And handle from Web Service and resolve the service response that obtains with execution module 20; To complicated event, also need the service response of a plurality of Web Service is focused on, and will handle back generation response events and put into event channel.
Said Web Service resolves and execution module 20, is used to resolve the incident that event processing module 10 transmits, and carries out Web Service according to analysis result and call.Said Web Service resolves with execution module 20 and comprises: QoS manager 21 and Web Service engine 22.
QoS manager 21, main being responsible for operated for the SOAP request object carries out QoS when needed, and additional necessary QoS controls attached characteristic for the SOAP request object, like safety, strategy etc.
Web Service engine 22, the main incident of being responsible for resolving event processing module 10 transmission, and carry out Web Service according to analysis result and call.Web Service engine 22 comprises Web Service resolution component and Web Service executive module.
Web Service resolution component is used for the incident that event processing module 10 transmits is resolved, and reads service related information.For example, the Web Service interface document WSDL that comprises in the incident is resolved, reading service related information, thereby understand the inner structure of service, wherein, system can use IBM WSDL4J technology that the WSDL document is resolved; And the service execution that reception Web Service executive module returns is SOAP service response incident as a result, and to its parsing, analysis result is returned to event processing module 10.
Web Service executive module is used for the analysis result according to Web Service resolution component, carries out Web Service and calls.Specifically comprise: the analysis result according to Web Service resolution component, obtain related service information, dynamic construction generates SOAP request object message, and carries out Web Service and call SOAP request object message sent to and serve the provider and carry out service execution.After service execution finishes, receive service execution that the provider the returns SOAP service response incident as a result of serving, and with this service execution as a result SOAP service response incident return to Web Service resolution component and resolve.
Preferably, assembly of more than mentioning and combination of components are to be standard with SCA, and assembly container is to be standard with OSGi.
Please refer to Fig. 2, the present invention provides a kind of Web Service disposal route based on EDA, comprising:
One, the treatment step of event processing module
1, service consumption side initiates Web Service call request.
2, the agency of the service consumption side in the event processing module receives the Web Service call request of service consumption side from event channel; And analyzing and processing should be asked: at first with relevant Web Service information in the services request data, comprise that service URL, title, method of operating name, parameter list etc. form event message.
3, subsequently, event message will be fed in the event channel, wait pending.
4, event detection and service dispatch module detect the incident in the event channel, after detecting incident, carry out rule judgment, the decision event type.
5, whether decision event is simple event, if not, change step 6 over to and give complicated event processing engine (CEP engine) and handle; Carry out Web Service scheduling if then directly give step 7 by Web Service scheduler.
6, complicated event processing engine (CEP engine) is handled the complicated event of delivering, and gives step 7 with result and carry out Web Service scheduling by Web Service scheduler.
7, Web Service scheduler schedules Web Service hands to Web Service with event data and resolves with execution module and handle.
16, event detection and service dispatch module detect Web Service in the event channel and resolve the service execution returned with execution module SOAP service response incident as a result.
17, consumption side's agent processes will be regenerated Web Service response data by the service response incident that event channel returns, and return to service consumption side.
Two, the treatment step of Web Service parsing and execution module
8, Web Service resolves with execution module and dispatches receiving event data through Web Service.
9, Web Service resolves and with execution module event data to be transferred to Web Service engine and resolve; Parse the information such as address, title, operation, parameter of service; For example: the Web Service interface document WSDL that comprises in the parsing incident; And, generate the SOAP request object according to the information that parses.
10, judge whether above-mentioned SOAP request object need add QoS control, change step 11 if desired over to and carry out the QoS processing; If do not need, change step 12 over to and handle.
11, through the QoS manager SOAP request object is carried out the QoS operation, additional necessary QoS controls attached characteristic for the SOAP request object, like safety, strategy etc.
12, structure is accomplished the SOAP request message.
13, Web Service resolves with execution module the SOAP solicited message is carried out service execution to serving the provider.
15, Web Service resolves with execution module and receives service execution that the provider the returns SOAP service response incident as a result of serving, and with service execution as a result SOAP service response incident return event channel.
The present invention provides a kind of Web Service processing engine system and disposal route based on the event-driven framework; The mode that tradition is handled Web Service message with the method for synchronization changes into the asynchronous process mode based on EDA; A certain Web Service is resolved and carried out to automotive engine system according to the received incident from the particular event source, and execution result is fed back to the next link of service consumption side.Be used in combination with service-oriented method with event driven method, make application and system responses sensitiveer, more adapt to unpredictable and asynchronous environment.Simultaneously; The mode that automotive engine system of the present invention adopts two kinds of standards of OSGi and SCA to combine is constructed assembly and service container, has merged the advantage of OSGi and two kinds of technical standards of SCA, constructs flexible, healthy and strong; Adapt to the Web Service processing engine under the various isomerous environments based on EDA; Can realize that the functional module that satisfies the OSGi standard arbitrarily is incorporated in the automotive engine system, both solve complementary problem between code/class libraries, solve the problem of Services Combination again.
Above-mentioned explanation illustrates and has described a preferred embodiment of the present invention; But as previously mentioned; Be to be understood that the present invention is not limited to the form that this paper discloses, should do not regard eliminating as, and can be used for various other combinations, modification and environment other embodiment; And can in invention contemplated scope described herein, change through the technology or the knowledge of above-mentioned instruction or association area.And change that those skilled in the art carried out and variation do not break away from the spirit and scope of the present invention, then all should be in the protection domain of accompanying claims of the present invention.

Claims (10)

1. the Web Service processing engine system based on the event-driven framework is characterized in that, comprising: event processing module, Web Service resolve and execution module,
Said event processing module is used for converting the Web Service call request of service consumption side into incident, and sends said incident to Web Service parsing and execution module;
Said Web Service resolves and execution module, is used to resolve the incident that event processing module transmits, and carries out Web Service according to analysis result and call.
2. the system of claim 1 is characterized in that, said event processing module comprises: service consumption side's Agent components, event channel assembly, event detection and service dispatch assembly,
Said service consumption side Agent components is used for converting the Web Service call request of service consumption side into incident, sends in the said event channel assembly; And, will regenerate Web Service response data by the service response incident that the event channel assembly returns;
Said event channel assembly is used for transmission events;
Said event detection and service dispatch event component are used for the incident that receives from the incident channel components is carried out analysis and judgement, and send relevant Web Service call request to Web Service parsing and execution module.
3. the system of claim 1 is characterized in that, said Web Service resolves and execution module, comprising: QoS manager, Web Service engine,
Said QoS manager is used to the additional necessary QoS of Web Service SOAP request and controls attached characteristic;
Said Web Service engine is used to resolve the incident that event processing module transmits, and carries out Web Service according to analysis result and call.
4. system as claimed in claim 3 is characterized in that, said Web Service engine comprises Web Service resolution component and Web Service executive module, wherein,
Said Web Service resolves, and is used for the incident that event processing module transmits is resolved;
Said Web Service executive module is used for the analysis result according to Web Service parsing, carries out Web Service and calls.
5. method as claimed in claim 4 is characterized in that, said Web Service executive module specifically comprises:
Analysis result according to Web Service resolution component obtains related service information, make up to generate SOAP request object message, and carries out Web Service and call SOAP request object message sent to and serve the provider and carry out service execution; And, receive service execution that the provider the returns SOAP service response incident as a result of serving, and with this service execution as a result SOAP service response incident return to Web Service resolution component.
6. the Web Service disposal route based on the event-driven framework is characterized in that, comprising:
Step 1, event processing module convert the Web Service call request of service consumption side into incident, and send said incident to Web Service parsing and execution module;
Step 2, Web Service resolve with execution module and resolve the incident that event processing module transmits, and carry out Web Service according to analysis result and call.
7. method as claimed in claim 6 is characterized in that, said step 1 specifically comprises:
Step 1.1, event processing module receive the Web Service call request of service consumption side, and Web Service call request is formed incident;
Step 1.2, event processing module send said incident to Web Service through Web Service scheduling and resolve and execution module;
The service execution that step 1.3, event processing module detection Web Service parsing and execution module return is SOAP service response incident as a result;
Step 1.4, event processing module regenerate Web Service response data with the service response incident, return to service consumption side.
8. method as claimed in claim 7 is characterized in that, in the said step 1.2, before sending said incident, judges the type of said incident earlier, if complicated event is redispatched after then by the complicated event processing engine incident being handled earlier.
9. method as claimed in claim 6 is characterized in that, said step 2 specifically comprises:
Step 2.1, Web Service resolve with execution module and dispatch receiving event data through Web Service;
Step 2.2, Web Service resolve with execution module and resolve event message, and according to the information that parses, generate the SOAP request object, send to and serve the provider;
Step 2.3, Web Service are resolved to receive with execution module and are served service execution that the provider returns SOAP service response incident as a result, and it is returned event processing module.
10. method as claimed in claim 9; It is characterized in that, in the said step 2.2, sending the SOAP request object to before serving the provider; Judge earlier whether said SOAP request object need add QoS control; If desired, then for the additional necessary QoS of SOAP request object controls attached characteristic, and then the SOAP request object after will handling sends.
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103761235A (en) * 2013-11-18 2014-04-30 芜湖大学科技园发展有限公司 Distribution method and application of universal power data platform
CN106294761A (en) * 2016-08-11 2017-01-04 浙江大学 A kind of senile chronic disease management service platform supporting Heterogeneous Information to input
CN107517259A (en) * 2017-08-28 2017-12-26 四川长虹电器股份有限公司 A kind of simple Web server implementation method
CN110058950A (en) * 2019-04-17 2019-07-26 上海沄界信息科技有限公司 Distributed cloud computing method and equipment based on serverless backup framework
CN110471664A (en) * 2019-06-21 2019-11-19 广州市途讯科技有限公司 A kind of heterogeneous software platform based on OSGi framework unifies interconnection method

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US20090292767A1 (en) * 2007-03-12 2009-11-26 Wen Changcheng System, apparatus and method for realizing web service
CN101334727A (en) * 2008-07-17 2008-12-31 上海交通大学 Service based synergic engine system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103761235A (en) * 2013-11-18 2014-04-30 芜湖大学科技园发展有限公司 Distribution method and application of universal power data platform
CN106294761A (en) * 2016-08-11 2017-01-04 浙江大学 A kind of senile chronic disease management service platform supporting Heterogeneous Information to input
CN107517259A (en) * 2017-08-28 2017-12-26 四川长虹电器股份有限公司 A kind of simple Web server implementation method
CN110058950A (en) * 2019-04-17 2019-07-26 上海沄界信息科技有限公司 Distributed cloud computing method and equipment based on serverless backup framework
CN110471664A (en) * 2019-06-21 2019-11-19 广州市途讯科技有限公司 A kind of heterogeneous software platform based on OSGi framework unifies interconnection method

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