CN106406930A - Plug-in system - Google Patents
Plug-in system Download PDFInfo
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- CN106406930A CN106406930A CN201610726588.8A CN201610726588A CN106406930A CN 106406930 A CN106406930 A CN 106406930A CN 201610726588 A CN201610726588 A CN 201610726588A CN 106406930 A CN106406930 A CN 106406930A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
- G06F9/44521—Dynamic linking or loading; Link editing at or after load time, e.g. Java class loading
- G06F9/44526—Plug-ins; Add-ons
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Abstract
The invention provides a plug-in system. The system comprises a plurality of plug-in interfaces and a plurality of plug-ins, wherein each plug-in is matched with the corresponding plug-in interface to be accessed into the system so as to provide service; each plug-in in the plug-ins is deployed into the plug-in system in a modularized manner; and information interaction is carried out among the plug-ins through the plug-in interfaces. According to the plug-in system, the problem that service needs to be stopped when the system is updated in the prior art is solved, and the technical effect of updating the system on the premise of not influencing the service is reached.
Description
Technical field
The present invention relates to field of computer technology, particularly to a kind of plug-in system.
Background technology
For a cluster platform, typically just have stronger professional, the degree of coupling of its code can compare
Height, for example, the degree of coupling may reach more than 50% between code A and code B, therefore, the study to code and maintenance can be compared
, also can there is the code of a lot of repetitions each other meanwhile, when system is updated with deployment, generally require in difficulty
Stop service also carrying out, and the update cycle is long.
If the update cycle is especially long, sometimes also can traffic affecting be normally carried out.
For the problems referred to above, effective solution is not yet proposed at present.
Content of the invention
Embodiments provide a kind of plug-in system, to reach in the case that the business that do not affect is carried out, to system
The technique effect being updated, this system includes：
Multiple card i/fs；
Multiple plug-in units, each plug-in unit passes through to mate in corresponding card i/f access system, to provide service；
Wherein, each plug-in unit in the plurality of plug-in unit is deployed in described plug-in system with being modular, the plurality of
Between plug-in unit, information exchange is carried out by card i/f.
In one embodiment, each plug-in unit in the plurality of plug-in unit is defined as the function set of minimum.
In one embodiment, each plug-in unit in the plurality of plug-in unit is only provided out at least one of：This is inserted
Part the service that can be provided by of invoked class, this plug-in unit, this plug-in unit can need the class relying on and this plug-in unit needs the service that relies on.
In one embodiment, each plug-in unit in the plurality of plug-in unit is a C++ module.
In one embodiment, above-mentioned plug-in system also includes：Monitoring modular, before starting in application system,
Judge whether the dependence of the class between each plug-in unit in described plug-in system meets, and determination exist ungratified according to
In the case of bad relation, identify ungratified dependence.
In one embodiment, the plurality of plug-in unit includes：Base insert, business plug-in unit and application plug-in, wherein：
Described base insert, for being managed to the business plug-in unit in described plug-in system and application plug-in；
Described business plug-in unit and application plug-in, for providing service.
In one embodiment, described business plug-in unit and described application plug-in can during application program is run quilt
Install, update or unload.
In one embodiment, described base insert, specifically for the business plug-in unit in described plug-in system and should
Carry out the maintenance of life cycle with plug-in unit, wherein, described life cycle includes：Install, update and unload.
In one embodiment, described plug-in system is Cluster Rendering plug-in system.
In embodiments of the present invention, there is provided a kind of plug-in system includes：Multiple card i/fs；Multiple plug-in units, each is inserted
Part passes through to mate in corresponding card i/f access system, to provide service；Wherein, each plug-in unit in multiple plug-in units is by module
It is deployed in plug-in system with changing, between multiple plug-in units, information exchange is carried out by card i/f.Because plug-in unit is modular
Mode is deployed in system, and therefore plug-in unit can realize heat deployment, when being updated to system it is only necessary to insert to some
Part is updated, and need not stop business, when such that it is able to solve in existing mode, system to be updated, needs to stop industry
The problem of business, has reached in the case that the business that do not affect is carried out, the technique effect that system is updated.
Brief description
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, not
Constitute limitation of the invention.In the accompanying drawings：
Fig. 1 is the configuration diagram of plug-in system according to embodiments of the present invention.
Specific embodiment
For making the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, right
The present invention is described in further details.Here, the exemplary embodiment of the present invention and its illustrate for explaining the present invention, but simultaneously
Not as a limitation of the invention.
So that being more clearly understood that to the application, first plug-in unit is explained as follows：Plug-in unit, is to be compiled by developer
Write system framework, and pre-define the expansion interface of system.Plug-in unit is compiled according to the predetermined interface of system by other developers
The extended function module of the expanded function write, actually system, general plug-in unit is all to be gone out in the form of a unique file
Existing, be not aware that the concrete function of plug-in unit for system, only leave predetermined interface for plug-in unit, system start when
Wait the configuration according to plug-in unit and find plug-in unit, according to predetermined interface, plug-in unit is articulated in system.
In this example, there is provided a kind of plug-in system, as shown in figure 1, can include：
Multiple card i/fs (as 11 in Fig. 1,12,13 ... 1n)；
Multiple plug-in units (as 21 in Fig. 1,22,23 ... 2n), each plug-in unit passes through to mate corresponding card i/f access system
In system, to provide service, between the plurality of plug-in unit, information exchange is carried out by card i/f, each in the plurality of plug-in unit
Plug-in unit is deployed in described plug-in system with being modular.
Because plug-in unit is that modular mode is deployed in system, and therefore plug-in unit can realize heat deployment, to system
It is only necessary to be updated to some plug-in units when being updated, business need not be stopped, right in existing mode such that it is able to solve
When system is updated, need the problem of stopping business, reached in the case that the business that do not affect is carried out, system is carried out
The technique effect updating.
In order to reduce the degree of coupling between plug-in unit as far as possible, in one embodiment, each plug-in unit quilt in multiple plug-in units
It is defined as the function set of minimum, the function that minimum function collection namely can not continue to split will be defined as by each plug-in unit
Collection, for example：Daily record plug-in unit, configuration operation plug-in unit, maya Rendering Plug, such that it is able to avoid coupling between plug-in unit and plug-in unit,
The reuse of plug-in unit can be improved simultaneously, development efficiency can be effectively improved, reduce development cost.
For each plug-in unit, only outwards state the class and interface itself externally providing, i.e. each plug-in unit is arranged certainly
Oneself class.path, can accurately specify which class can be called, and this plug-in unit needs to call which class of other plug-in units, from
And the dependence between clear and definite each plug-in unit, it is only necessary to outwards state the industry that oneself can provide for plug-in unit itself
Business, and code and plug-in unit are completely modular in itself, i.e. each plug-in unit in multiple plug-in units be only provided out following at least it
One：This plug-in unit the service that can be provided by of invoked class, this plug-in unit, this plug-in unit can need the class relying on and this plug-in unit to need to rely on
Service.
Each above-mentioned plug-in unit can be a C++ module respectively.
Because there is quoting between class and class and interact between each plug-in unit mentioned above, therefore, it can slotting
Monitoring modular is set in part system, by this monitoring modular before application system startup, judges that each in plug-in system is slotting
Whether the dependence of the class between part meets, and in the case that determination has ungratified dependence, identifies discontented
The dependence of foot.That is, before application program launching, whether plug-in system just can detect that all of dependence is all
It is satisfied, and in the case of ungratified, accurately quoting is which dependence is not satisfied.
Further, under this framework, class example can be shared can also be independent on request, can have in this way
Directly interact between effect raising plug-in unit.
Plug-in unit in plug-in system can several classes below：Base insert, business plug-in unit and application plug-in, wherein, basis is inserted
Part is the core of whole plug-in system, is mainly used in the management of plug-in unit and the maintenance of plug-in unit life cycle etc..Permissible between plug-in unit
Interacted by card i/f or signal, thus the degree of coupling before effectively reducing each other, due to having substantially encapsulated inserter tube
Reason and life cycle are safeguarded, so that business plug-in unit and application plug-in only need to focus on the exploitation of function, are updating simultaneously
During deployment, the heat deployment that can automatically be upgraded according to version, and business plug-in unit is peeled off, for the study of responsible business
Can also effectively learn to obtain by interface.
In one embodiment, multiple plug-in units can include：Base insert, business plug-in unit and application plug-in, wherein, base
Plinth plug-in unit, for being managed to the business plug-in unit in plug-in system and application plug-in；Described business plug-in unit and application plug-in, use
Service in providing.
In order to realize the heat deployment to plug-in unit, business plug-in unit and application plug-in can be pacified during application program is run
Dress, renewal or unloading.Base insert, specifically can be used for carrying out Life Cycle to the business plug-in unit in plug-in system and application plug-in
The maintenance of phase, wherein, life cycle can include：Install, update and unload.
In each embodiment above-mentioned, plug-in system can be Cluster Rendering plug-in system.
With reference to a specific embodiment, above-mentioned plug-in system is illustrated, it should be noted, however, that this concrete reality
Apply example merely to the present invention is better described, do not constitute inappropriate limitation of the present invention.
It is to illustrate as a example a dynamic C++ modular system by card cage, make a reservation for be specified how to define one
How to interact between module and these modules.Each plug-in unit is a C++ module, and each plug-in unit has the class road of oneself
Footpath, can accurately specify which class can be called, and need to call which class of which other plug-in unit, and thus indicate plug-in unit it
Between dependence.In addition, plug-in unit can operationally be waited mounted, renewal and be unloaded, and do not interfere with whole application.Logical
Cross this mode, the class load mechanism of layering is become netted class load mechanism.Before application program launching, plug-in unit system
System just can detect whether all of dependence is satisfied, and accurately to quote when being unsatisfactory for be which dependence does not have
It is satisfied.Simultaneously under this framework, class example can be shared can also be independent on request, thus it is direct to effectively improve plug-in unit
Interaction.
Above-mentioned plug-in system can be layered as three parts：Base insert, business plug-in unit, application plug-in, wherein, basis is inserted
Part is the core of whole plug-in part technology, comprises：Plug-in management, life cycle maintenance etc..All plug-in units can be divided into function to insert again
Part, service plug and interface plug-in unit etc..All plug-in units are interacted by card i/f or signal, significantly reduce each other
The degree of coupling before, due to having substantially encapsulated plug-in management, life cycle has been safeguarded so that business plug-in unit and application plug-in only need to
Focus on the exploitation of function, simultaneously when updating deployment, the heat deployment that can automatically be upgraded according to version, and by business
Plug-in unit is peeled off, and the study for responsible business can also learn to obtain by interface effectively.
That is, in order to minimize the degree of coupling and promote these degrees of coupling can manage, there is provided a kind of Enterprise SOA, from
And make these assemblies dynamically find other side.Can also develop for example in advance：HTTP server, configuration, daily record, safety,
The standard package interface of a lot of public function such as user management, XML.The compatible plug-in unit of these assemblies is realized can be from carrying out
The different Computer Service providers of Different Optimization and utilization cost obtain.
Because being realized by C++, it is all therefore abstract class, the inside provides only interface, it is real that concrete function gives plug-in unit
Existing.
Illustrated with an execution example below, mainly include following components：
1) all plug-in units carry out life cycle management by Controller plug-in unit, are connect by calling LoadAllPlugins
Mouth loads all plug-in units；
2) plug-in unit has a MANIFEST.MF file, for memory card information：Name, version etc.；
3) the number output name format of plug-in unit is com.lht.<Plug-in unit name>_<Three versions>.dll, for example：
com.lht.logger_1.0.0.dll；
4) all of plug-in unit is inherited to LHBaseInterface base class, if application class plug-in unit then can inherit to
LHBaseAppInterface base class；
5) base interface has Init, Uninit, CreateInstance, DestoryInstance, Launch and Close
Interface, application class interface have CreateMenu, CreateToolBar, CreatePopupMenu,
CreateSystemTrayMenu and CreateDockArea interface；
6) order of typically calling of plug-in unit use is：Init->CreateInstance->Launch, if exited, suitable
Sequence is：Close->DestoryInstance->Uninit；
7) each plug-in unit by Init come initialization data, load other related plug-in units and obtain plug-in unit example, call
CreateInstance obtains plug-in unit example, with investigating with follow-up plug-in unit；
8) change of Controller meeting real-time monitoring plug-in unit catalogue, if there is the plug-in unit of redaction, then can call simultaneously
Plus download the plugin, if loaded successfully, plug-in unit upgrade signal of dishing out, concrete plug-in unit can be risen according to plug-in unit name and version
Level is processed.
Specifically, plug-in unit can in a modular manner (for example：C++ file etc.) dynamically it is deployed in framework, thus
Increase, extend or change the function of system.In order to be deployed in a modular manner in plug-in system it is necessary to follow default rule
Then write plug-in unit, or using instrument, engineering is packaged into legal modular insert file.
Because the deployment of support module, system can be divided into different plug-in unit classes according to module or other modes
Type, so that card module can be isolated from physics rank, is also impossible to directly invoke other module from this module
Interface or class.Further, each plug-in unit can state external class and the interface providing and accessing in this plug-in unit, also can pass through
The function that will externally provide is claimed as realizing the design towards interface, service-oriented formula.
Dynamic configuration and the unified management of module can be realized by providing management plug-in services, each mould is serviced based on this
The configuration of block can be increased, changed and be deleted in run duration, and all management unified call management for module configuration are inserted
Part is realizing.
In order to keep the dynamic of system, in design, the principle that must not rely on to static any service can be followed,
Thus avoiding the system crash causing when servicing unavailable it is ensured that plug-in unit " can access and use, be i.e. unloading is no ".
As can be seen from the above description, the embodiment of the present invention achieves following technique effect：Provide a kind of plug-in unit
System includes：Multiple card i/fs；Multiple plug-in units, each plug-in unit passes through to mate in corresponding card i/f access system, to carry
For service；Wherein, each plug-in unit in multiple plug-in units is deployed in plug-in system with being modular, and passes through to insert between multiple plug-in units
Part interface carries out information exchange.Because plug-in unit is modular mode being deployed in system, therefore plug-in unit can realize hot portion
Administration, when being updated to system it is only necessary to be updated to some plug-in units, need not stop business, existing such that it is able to solve
When system being updated in some modes, need the problem of stopping business, reached and do not affected the situation that business is carried out
Under, technique effect that system is updated.
Obviously, those skilled in the art should be understood that each module of the above-mentioned embodiment of the present invention or each step are permissible
Realized with general computing device, they can concentrate on single computing device, or be distributed in multiple computing devices
On the network being formed, alternatively, they can be realized with the executable program code of computing device, it is thus possible to by it
Store to be executed by computing device in the storage device, and in some cases, can be to hold different from order herein
The shown or described step of row, or they are fabricated to respectively each integrated circuit modules, or will be multiple in them
Module or step are fabricated to single integrated circuit module to realize.So, the embodiment of the present invention be not restricted to any specifically hard
Part and software combine.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the embodiment of the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made
Any modification, equivalent substitution and improvement etc., should be included within the scope of the present invention.
Claims (9)
1. a kind of plug-in system is it is characterised in that include：
Multiple card i/fs；
Multiple plug-in units, each plug-in unit passes through to mate in corresponding card i/f access system, to provide service；
Wherein, each plug-in unit in the plurality of plug-in unit is deployed in described plug-in system with being modular, the plurality of plug-in unit
Between information exchange is carried out by card i/f.
2. plug-in system as claimed in claim 1 is it is characterised in that each plug-in unit in the plurality of plug-in unit is defined as
Little function set.
3. plug-in system as claimed in claim 1 is it is characterised in that each plug-in unit in the plurality of plug-in unit is only provided out
At least one of：This plug-in unit can the service that can be provided by of invoked class, this plug-in unit, this plug-in unit need the class relying on and this insert
Part needs the service relying on.
4. plug-in system as claimed in claim 1 is it is characterised in that each plug-in unit in the plurality of plug-in unit is a C++
Module.
5. plug-in system as claimed in claim 3 is it is characterised in that also include：Monitoring modular, for starting in application system
Before, judge whether the dependence of the class between each plug-in unit in described plug-in system meets, and be discontented with determining to exist
In the case of the dependence of foot, identify ungratified dependence.
6. plug-in system as claimed in claim 3 is it is characterised in that the plurality of plug-in unit includes：Base insert, business plug-in unit
And application plug-in, wherein：
Described base insert, for being managed to the business plug-in unit in described plug-in system and application plug-in；
Described business plug-in unit and application plug-in, for providing service.
7. plug-in system as claimed in claim 6 is it is characterised in that described business plug-in unit and described application plug-in can be in applications
Program is mounted, updates or unloads during running.
8. plug-in system as claimed in claim 6 is it is characterised in that described base insert, specifically for described plug-in unit system
Business plug-in unit in system and application plug-in carry out the maintenance of life cycle, and wherein, described life cycle includes：Install, update and
Unloading.
9. the system as any one of claim 1 to 8 is it is characterised in that described plug-in system is Cluster Rendering plug-in unit
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726588.8A CN106406930A (en) | 2016-08-25 | 2016-08-25 | Plug-in system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610726588.8A CN106406930A (en) | 2016-08-25 | 2016-08-25 | Plug-in system |
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| CN106406930A true CN106406930A (en) | 2017-02-15 |
Family
ID=58004427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201610726588.8A Pending CN106406930A (en) | 2016-08-25 | 2016-08-25 | Plug-in system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110287833A (en) * | 2019-06-13 | 2019-09-27 | 北京市天元网络技术股份有限公司 | A kind of multi-application system and device based on recognition of face |
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| CN1710535A (en) * | 2005-05-10 | 2005-12-21 | 上海宝信软件股份有限公司 | GIS application system and development method thereof |
| CN101571811A (en) * | 2009-05-22 | 2009-11-04 | 中兴通讯股份有限公司 | Information transmission method and device thereof |
| CN102413115A (en) * | 2011-08-12 | 2012-04-11 | 乐视网信息技术（北京）股份有限公司 | Client plug-in system |
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