CN105893092A - COM component processing method and device - Google Patents
COM component processing method and device Download PDFInfo
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- CN105893092A CN105893092A CN201610201537.3A CN201610201537A CN105893092A CN 105893092 A CN105893092 A CN 105893092A CN 201610201537 A CN201610201537 A CN 201610201537A CN 105893092 A CN105893092 A CN 105893092A
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- com
- agent components
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- com component
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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
Abstract
The invention discloses a COM component processing method. The method includes the steps that before a COM component beyond a process is loaded in the process of an application program, a COM agent component of the COM component is acquired; the COM agent component is loaded in the current process; the COM agent component is registered into the process. According to the technical scheme, the COM component registration reliability can be improved.
Description
Technical field
The present invention relates to field of computer technology, particularly relate to a kind of com component treating method and apparatus.
Background technology
COM (The Component Object Model, Component Object Model) assembly is that Microsoft is in order to make meter
A kind of new software development skill that the production of software of calculation machine industry more conforms to the way of act of the mankind and develops
Art.Under COM framework, people can develop the assembly that various function is single-minded, then by them
Combine as required, constitute complicated application system.
Summary of the invention
The embodiment of the present invention provides a kind of com component treating method and apparatus, to improve com component registration
Reliability.
The embodiment of the present invention provides a kind of com component processing method, and the process at an application program loads described
Before described com component outside process, this includes:
Obtain the COM Agent components of described com component；
Described COM Agent components is loaded in described current process；
Described COM Agent components is registered in described process.
The embodiment of the present invention provides a kind of com component processing means, is applied to load in the process of an application
The client of the described com component outside described process, this device includes:
Acquisition module, for obtaining the COM Agent components of described com component；
Load-on module, for loading described COM Agent components in described current process；
Registering modules, for being registered to described COM Agent components in described process.
In embodiments of the present invention, before the com component outside this process loading process, this COM is obtained
The COM Agent components of assembly.This COM Agent components is loaded in current process, and by this COM generation
Reason component register is in this process.By this processing procedure, it is possible to achieve this com component is in this process
Registration.Without being registered in the registration table of system by this com component, the damage because of registration table therefore can be avoided
The registration failure badly caused, improves the reliability of registration.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The schematic flow sheet of a kind of com component processing method that Fig. 1 provides for the embodiment of the present invention；
A kind of com component process flow schematic diagram that Fig. 2 provides for the embodiment of the present invention；
A kind of com component process flow schematic diagram that Fig. 3 provides for the embodiment of the present invention；
The structural representation of a kind of com component processing means that Fig. 4 provides for the embodiment of the present invention；
The structural representation of a kind of com component processing means that Fig. 5 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, it is fully described by, it is clear that described embodiment is only a part of embodiment of the present invention rather than complete
The embodiment in portion.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creativeness
The every other embodiment obtained under work premise, broadly falls into the scope of protection of the invention.
In an embodiment of the present invention, before the com component outside process loads this process, needing should
Com component is registered to operating system.Operating system records the address of this com component in registration table.When
When process loads this com component, this process searches this registration table, finds this com component, by this COM
Assembly is loaded into current process.
Content in above-mentioned registration table is likely destroyed, in the registration table that preserves because of system
Holding registration failure that is destroyed and that cause, the embodiment of the present invention provides following solution.
The schematic flow sheet of a kind of com component processing method that Fig. 1 provides for the embodiment of the present invention.Such as Fig. 1
Shown in, in embodiments of the present invention, the process at an application program load the com component outside this process it
Before, the method comprises the steps:
Step 101, obtains the COM Agent components of described com component.
Step 102, loads described COM Agent components in described current process.
Step 103, is registered to described COM Agent components in described process.
In embodiments of the present invention, before the com component outside this process loading process, this COM is obtained
The COM Agent components of assembly.This COM Agent components is loaded in current process, and by this COM generation
Reason component register is in this process.By this processing procedure, it is possible to achieve this com component is in this process
Registration.Without being registered in the registration table of system by this com component, the damage because of registration table therefore can be avoided
The registration failure badly caused, improves the reliability of registration.Further, it is also possible to alleviate the burden of system.
A kind of com component process flow schematic diagram that Fig. 2 provides for the embodiment of the present invention.Such as Fig. 2 institute
Showing, before the process of an application program loads the com component outside this process, the method includes walking as follows
Suddenly.
The embodiment of the present invention can apply to be there is a need to call in process the com component outside this process
Application program.In embodiments of the present invention, can be when this process initiation, it is also possible to be that this process prepares
When loading this com component, obtain the COM Agent components of this com component and this COM is acted on behalf of group
Part registration is when this process.
Step 201, obtains the COM Agent components of described com component.
Process is the basis of operating system configuration；It it is the execution of a secondary program；It is a program and data exist
The activity that on datatron, order is occurred when performing；It it is the process run on a data acquisition system of program；It
It it is a system individual carrying out Resource Distribution and Schedule.Process in embodiments of the present invention refers to
Arbitrarily need to call the process of the com component outside this process.
In embodiments of the present invention, this application program can be any application, such as browser, social activity
Software etc..This com component is that the assembly of the specific function developed under COM framework, such as video are inserted
Part.
In the present embodiment, when an application program, such as browser are opened, and the process of this browser is held
The Agent components of this com component is obtained during row.Can also be, in program operation process, when needs call
During this com component, obtain the Agent components of this com component, and register.
In an embodiment of the present invention, the Agent components of this com component is also a kind of com component.Should
Com component and this COM Agent components are one to one, can be in advance by the COM of this com component
Agent components is saved under the file directory installing file place of current process.Group is acted on behalf of obtaining this COM
During part, the file directory at this installation file place can be arrived and go down lookup.
Step 202, loads this COM Agent components in current process.
Step 203, is registered to this COM Agent components in this process.
In embodiments of the present invention, connect by obtaining the interface of this COM Agent components unknown (IUnknown)
Mouthful, and described IUnknown interface is registered to described process, and obtain described COM Agent components
Class mark (CLSID) and interface identifier (IID), and described CLSID and IID is registered to described process.
Step 204, utilizes this COM Agent components to call the COM process that this com component is corresponding.
In this step, the method calling COM process corresponding to this com component includes:
Trigger described COM Agent components and parameter is carried out row collection process；Instructing described COM Agent components will
The described parameter that row collection processes is sent to the COM process that described com component is corresponding, so that described COM
The function that process utilizes COM process described in the parameter call that described row collection processes corresponding generates and performs result；Connect
Receive described COM process and return described execution result.In embodiments of the present invention, the parameter that this row collection processes can
Think the input variable of function corresponding to this COM process.
Utilizing the embodiment of the present invention, when process needs to load the com component outside this process, this process first will
The COM Agent components of this com component is registered to this process.This COM Agent components is being registered to this
After process, it is possible to use this COM Agent components calls the COM process that this com component is corresponding.
A kind of com component process flow schematic diagram that Fig. 3 provides for the embodiment of the present invention.Such as Fig. 3 institute
Showing, before the process of an application program loads the com component outside this process, the method includes walking as follows
Suddenly.
Step 301, loads COM Agent components.
In the present embodiment, needing the com component called is the assembly outside this process.Assume to need registration
The interface of com component is IID_Idictionary.The COM Agent components assuming this com component is
ProComPS.dll.This process can be called LoadLibrary and load this ProComPS.dll.
Step 302, obtains proxy function address.
In embodiments of the present invention, the proxy function address that ProComPS.dll derives is obtained, i.e.
DllGetClassObject。
Step 302, obtains IUknown interface.
This IUknown interface is called this DllGetClassObject as CLSID and obtains this IUknown
Interface.
Step 304, it may be judged whether successfully get this IUknown interface.If successfully obtaining this IUknown
Interface, then perform step 305；Otherwise perform step 309, terminate this flow process.
Step 305, is registered to current process by this IUknown interface.
Utilize CoRegisterClassObject that this IUknown interface got is registered to current process.
Step 306, it may be judged whether successfully IUknown interface is registered to current process.If successfully should
IUknown interface is registered to current process and performs step 307；Otherwise perform step 309, process ends.
Step 307, is registered to current process by CLSID and IID of this COM Agent components.
In this step, this CLSID and IID is IID_IDictionary.Utilize CoRegisterPSClsid
This CLSID and IID is registered to current process.
Step 308, utilizes this COM Agent components to call the COM process that this com component is corresponding.
In embodiments of the present invention, the COM process calling this com component corresponding includes: trigger described
COM Agent components carries out row collection process to parameter；Instruct the institute that row collection is processed by described COM Agent components
State parameter and be sent to the COM process that described com component is corresponding, so that described COM process utilizes described
The function generation execution result that COM process described in the parameter call that row collection processes is corresponding；Receive described COM
Process returns described execution result.
This process utilizes CoCreateInstance to obtain the interface of this COM Agent components, i.e.
IID_Idictionary.Call the function in IDictionary to trigger this COM Agent components, parameter to be carried out
Row collection processes, and instructs this COM Agent components the parameter processed through row collection is sent to this com component pair
Answer COM process.It is corresponding that this COM process utilizes this to perform this COM process through the parameter that row collection processes
Function, generates and performs result and return.
Step 309, process ends.
By this process that is registered to of the com component outside this process, and can be completed this by above-described embodiment
Calling of com component, can improve the reliability of registration, alleviates the burden of system.
The structural representation of a kind of com component processing means that Fig. 4 provides for the embodiment of the present invention.This device
Can apply to load the client of the com component outside this process in the process of an application.This device bag
Include: acquisition module 401, load-on module 402 and Registering modules 403.
This acquisition module 401, for obtaining the COM Agent components of described com component.
This load-on module 402, for loading described COM Agent components in described current process.
This Registering modules 403, for being registered to described COM Agent components in described process.
In an embodiment of the present invention, this acquisition module 401, it is further used for the installation in described current process
Search and described com component the most described COM Agent components under the file directory at file place.
In an embodiment of the present invention, this Registering modules 403 includes: the first registration submodule 4031 and second
Registration submodule 4032.This first registration submodule 4031, for obtaining described COM Agent components
IUnknown interface, and described IUnknown interface is registered to described process.This second registration submodule
4032, for obtaining CLSID and IID of described COM Agent components, and by described CLSID and IID
It is registered to described process.
In an embodiment of the present invention, this device farther includes: calling module 404.This calling module 404,
For utilizing this COM Agent components to call the COM process that described com component is corresponding.
In an embodiment of the present invention, this calling module 404 includes: triggers module 4041, instruction submodule
Block 4042 and reception submodule 4043.This triggers module 4041, is used for triggering described COM Agent components
Parameter is carried out row collection process.Instruction submodule 4042, is used for instructing described COM Agent components and is collected by row
The described parameter processed is sent to the COM process that described com component is corresponding, so that described COM process
The function utilizing COM process described in the parameter call that described row collection processes corresponding generates and performs result.Receive son
Module 4043, is used for receiving described COM process and returns described execution result.
The structural representation of a kind of com component processing means that Fig. 5 provides for the embodiment of the present invention.Fig. 5 institute
The device shown can apply to load the client of the com component outside this process in the process of an application.
This device includes: processor 501, non-volatile computer readable memory 502, display unit 503, net
Network communication interface 504.These assemblies are communicated by bus 505.
In the present embodiment, in memorizer 502, storage has multiple program module, including operating system 506, network
Communication module 507 and application program 508.
Processor 501 can read the various modules included by the application program in memorizer 502 (in figure not
Illustrate) perform com component processing means various functions application and data process.In the present embodiment
Processor 501 can be one, it is also possible to for multiple, and it can be CPU, processing unit/module, ASIC,
Logic module or programmable gate array etc..
Wherein, operating system 506 can be: Windows operating system, Android operation system or Fructus Mali pumilae
IPhone OS operating system.
Application program 508 comprises the steps that com component processing module 509.This com component processing module 509
Set of computer-executable instructions 509-1 and correspondence that each functional module in Fig. 4 shown device formed can be included
Metadata and heuritic approach 509-2.These set of computer-executable instructions can be by described processor 501
Perform and complete method shown in Fig. 1 or the function of Fig. 4 shown device.
In the present embodiment, network communication interface 504 has matched with network communication module 507 COM group
The transmitting-receiving of the various network signals of part processing means.
Display unit 503 has a display floater, has been used for input and the display of relevant information.
If this com component processing means is without communication requirement, it is also possible to do not include network communication interface 504 and
Network communication module 507.
It addition, each functional module in each embodiment of the present invention can be integrated in a processing unit,
Can also be that modules is individually physically present, it is also possible to two or more modules are integrated in a unit
In.Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ SFU software functional unit
Form realizes.The functional module of described each embodiment may be located at a terminal or network node, or also may be used
To be distributed on multiple terminal or network node.
It addition, each embodiment of the present invention can be realized by the data processor that computer performs.
Obviously, data processor constitutes the present invention.Additionally, the data being generally stored inside in a storage medium
Processing routine by directly reading out storage medium or by program being installed or copying at data by program
The storage device (such as hard disk and or internal memory) of reason equipment performs.Therefore, such storage medium is also constituted
The present invention.Storage medium can use any kind of recording mode, and such as paper storage medium is (such as paper
Band etc.), magnetic storage medium (such as floppy disk, hard disk, flash memory etc.), optical storage media (such as CD-ROM etc.),
Magnetic-optical storage medium (such as MO etc.) etc..
Therefore present invention also offers a kind of storage medium, wherein storage has data processor, at these data
Reason program is for performing any embodiment of said method of the present invention.
One of ordinary skill in the art will appreciate that all or part of step realizing above-described embodiment can be passed through
Hardware completes, it is also possible to instructing relevant hardware by program and complete, described program can be stored in
In a kind of computer-readable recording medium, storage medium mentioned above can be read only memory, disk or
CD etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvement etc. done, should be included in this
Within the scope of bright protection.
Claims (10)
1. a The Component Object Model com component processing method, it is characterised in that at an application program
Before process loads the described com component outside described process, the method includes:
Obtain the COM Agent components of described com component；
Described COM Agent components is loaded in described current process；
Described COM Agent components is registered in described process.
Method the most according to claim 1, it is characterised in that obtain the COM of described com component
Agent components includes:
Search with described com component one by one under the file directory installing file place of described current process
Corresponding described COM Agent components.
Method the most according to claim 1, it is characterised in that described COM Agent components is registered
Include to described process:
Obtain interface the unknown IUnknown interface of described COM Agent components, and by described IUnknown
Interface is registered to described process；
Obtain the class mark CLSID and interface identifier IID of described COM Agent components, and by described CLSID
It is registered to described process with IID.
Method the most according to claim 1, it is characterised in that farther include:
Described COM Agent components is utilized to call the COM process that described com component is corresponding.
Method the most according to claim 4, it is characterised in that utilize described COM Agent components to adjust
The COM process corresponding with described com component includes:
Trigger described COM Agent components and parameter is carried out row collection process；
Instruct described COM Agent components and the described parameter that row collection processes is sent to described com component correspondence
COM process so that described COM process utilizes COM described in the parameter call that described row collection processes to enter
The function generation execution result that journey is corresponding；
Receive described COM process and return described execution result.
6. a The Component Object Model com component processing means, it is characterised in that be applied in an application
Process in load the client of described com component outside described process, this device includes:
Acquisition module, for obtaining the COM Agent components of described com component；
Load-on module, for loading described COM Agent components in described current process；
Registering modules, for being registered to described COM Agent components in described process.
Device the most according to claim 6, it is characterised in that described acquisition module, is further used for
Search and described com component one_to_one corresponding under the file directory installing file place of described current process
Described COM Agent components.
Device the most according to claim 6, it is characterised in that described Registering modules includes: the first note
Book module and the second registration submodule；
Described first registration submodule, for obtaining the IUnknown interface of described COM Agent components, and
Described IUnknown interface is registered to described process；
Described second registration submodule, for obtaining CLSID class mark and the IID of described COM Agent components
Interface identifier, and described CLSID and IID is registered to described process.
Device the most according to claim 6, it is characterised in that farther include:
Calling module, for utilizing described COM Agent components to call the COM that described com component is corresponding
Process.
Device the most according to claim 9, it is characterised in that described calling module includes:
Triggers module, is used for triggering described COM Agent components and parameter carries out row collection process；
Instruction submodule, is sent to institute for instructing described COM Agent components by the described parameter that row collection processes
State the COM process that com component is corresponding, so that described COM process utilizes the parameter that described row collection processes
Call function corresponding to described COM process and generate execution result；
Receive submodule, be used for receiving described COM process and return described execution result.
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| CN201610201537.3A CN105893092B (en) | 2016-04-01 | 2016-04-01 | COM component processing method and device |
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| CN201610201537.3A CN105893092B (en) | 2016-04-01 | 2016-04-01 | COM component processing method and device |
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| CN104216738A (en) * | 2014-08-20 | 2014-12-17 | 北京奇艺世纪科技有限公司 | Operation method and operation device of application program |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120233593A1 (en) * | 2011-03-11 | 2012-09-13 | Sanjeeb Sahoo | Managed Enterprise Software Components as Dynamic Services |
| CN102780727A (en) * | 2011-05-13 | 2012-11-14 | 湖南超视物联智能网络科技有限公司 | Dynamic power management method of IOT (Internet of Things) terminal equipment |
| CN103577227A (en) * | 2013-10-25 | 2014-02-12 | 北京奇虎科技有限公司 | Method for loading plug-ins, browser and server |
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Effective date of registration: 20221118 Address after: 1402, Floor 14, Block A, Haina Baichuan Headquarters Building, No. 6, Baoxing Road, Haibin Community, Xin'an Street, Bao'an District, Shenzhen, Guangdong 518100 Patentee after: Shenzhen Yayue Technology Co.,Ltd. Address before: 2, 518044, East 403 room, SEG science and Technology Park, Zhenxing Road, Shenzhen, Guangdong, Futian District Patentee before: TENCENT TECHNOLOGY (SHENZHEN) Co.,Ltd. |