CN103617058B - QNX-based system and method for installing and uninstalling application software - Google Patents
QNX-based system and method for installing and uninstalling application software Download PDFInfo
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- CN103617058B CN103617058B CN201310627717.4A CN201310627717A CN103617058B CN 103617058 B CN103617058 B CN 103617058B CN 201310627717 A CN201310627717 A CN 201310627717A CN 103617058 B CN103617058 B CN 103617058B
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Abstract
The invention relates to a QNX-based system and method for installing and uninstalling application software. Information storage and data interaction channels between the application software and a main control unit, between installed software and the main control unit, between the installed software and the application software, between uninstalled software and the main control unit, between the main control unit and an input control unit and between the main control unit and an output display unit are provided through the PPS service. A system achieves upgrading, installing, uninstalling and the like of the application software through the installed software and the uninstalled software. In addition, the underlying operating platform of the system is not affected while upgrading, installing, uninstalling and the like of the application software are performed, which is beneficial to integrating the third-party application software into an on-board terminal after an automobile leaves the factory, and therefore user experience is improved. Besides, in the system, the application software is convenient and fast to install, upgrade, uninstall and the like, good in stability and high in reliability.
Description
Technical field
The present invention relates to the technical field of embedded system is and in particular to a kind of application software based on qnx pacifies loading, unloading
System and method, is particularly suited for vehicle-mounted terminal system.
Background technology
Qnx is a distributed, embedded real-time operating system of Canadian blackberry (blackberry) company exploitation, from
Develop within 1981 this operation system function so far be continuously available perfect.Qnx system provides complete address space protection, simultaneously
Support process and two kinds of task implementations of thread.Additionally, qnx system also have the following characteristics that steady using qnx system itself
Qualitative ensure the stablizing of system bottom data processing；Real-time, the good reliability of qnx system processes data；Qnx system provides
The multitask process scheduling mode of standard, the scheduling mode preferentially seized based on the anxious person of priority driven and fast context are cut
Change support concurrent process, the scheduling mode that priority setting can be selected by user；Using micro-kernel architecture, system only carries
For kernel service, all other system service, it is realized as the consumer process cooperating, the core of system is very compact, thus fortune
Scanning frequency degree is exceedingly fast；Network function and distributed treatment ability are strong.Application system based on qnx is stable, reliable, and can be online to soft
The hot plug at any time of part module.Nowadays, it is widely used in and wanted for primary with real-time performance, exploitation motility and network flexibility
The application asked.
At present, the qnx embedded system that car-mounted terminal adopts does not adopt iterative development on stream, belongs to closing
System, after product export, its system does not possess newly-increased application software and application software existing in system is carried out unloading, upgrades
The function of operation.If system is increased with the application software or application software in system carried out newly the operation such as unload, upgrade, affect
System bottom operating platform, set expandability can be poor.
Content of the invention
The first object of the present invention is to overcome shortcomings and deficiencies of the prior art, provides a kind of application software based on qnx
Installation system, realizes the installation of application software in qnx system.
The first object of the present invention is achieved through the following technical solutions: a kind of application software installation system based on qnx,
Including:
Pps services, and is between application software and main control unit, installs between software and main control unit and application software, master control list
Information Store and data exchange channels are provided between unit and input control unit and output display unit；
Output display unit, application software to be installed is installed package informatin, by pps service (persistent
Publish/subscribe) in acquisition system, mounted application software list carries out output display；
Input control unit, installs software request instruction and application software installation kit to be installed by pps import of services
Selection information is to main control unit；
Main control unit, selects information to produce according to installation software request instruction and application software installation kit to be installed corresponding
Installation software control instruction；By pps service with install software carry out message informing, according to install software message initiated/
Stop mounted application software；The application software information of the software information node updates information update system according to pps service；
Software is installed, software control instruction is installed by pps service acquisition, and according to installation software control instruction and wait to pacify
The application software installation kit of dress installs corresponding application software；Update the software information node that application software information services to pps.
Further, described input control unit and output display unit are integrated in human-computer interaction device.
Further, described installation system also includes the installation path information for application software in storage system and its phase
Close the rights management unit of authority information, described rights management unit carries out message informing by pps service with main control unit.
The second object of the present invention is to provide a kind of application software installation method based on qnx, comprises the following steps:
A1 installs the application software title that software passes through application software installation kit to be installed in pps service acquisition system;
A2 installs software and judges that system is to update application software or newly install application software, if system update application software
Then execution step a3, if system newly installs application software, execution step a4;
A3 install software delete the executable file of mounted application software of the same name, ui resource, data file, icon and
Caching, execution step a4;
A4 installs software and application software installation kit to be installed is installed in system assigned catalogue;
A5 installs the software information node that software upgrading application software information services to pps；
The application software information of the software information node updates information update system that a6 main control unit services according to pps.
Preferably, described installation software judgement is renewal application software or the step installing new opplication software is concrete
For: the application software information that software passes through mounted all application softwaries in pps service acquisition system is installed, judges to install
All application softwaries in the presence or absence of application software title identical application software with application software installation kit to be installed,
If existing, for updating application software, if not existing, for new, application software is installed, described application software information includes: icon literary composition
Part name, EXENAME, classification, default parameterss, precedence information and version information..
Described install before the step that application software installation kit to be installed is installed in system assigned catalogue by software also
Including installing software, application software installation kit to be installed in system is unpacked, and the step obtaining mount message, described
Mount message includes: installation kit title, version, EXENAME and icon.
Preferably, described delete the executable file of mounted application software, ui resource, data file, icon and
Also include stopping being currently running and the step with the application software title identical application software upgraded before the step of caching
Suddenly.
Preferably, installing the application by application software installation kit to be installed in pps service acquisition system for the software
Also include the whether correct step of signature of verification Application software installation bag after the step of dbase, if correctly, execute
Step a2, if incorrect, install software and determines whether whether system arranges the application software that can install wrong tally signature, if
System setting can install the application software of wrong tally signature, then execution step a2, otherwise points out user application software just not sign
Really, and terminate install application software.
The third object of the present invention is to provide a kind of application software uninstalling system based on qnx, comprising:
Pps services, be between application software and main control unit, between uninstall and main control unit and application software, master control list
Information Store and data exchange channels are provided between unit and input control unit and output display unit；
Output display unit, by application software list mounted in pps service acquisition system, and it is aobvious to carry out output
Show；
Input control unit, selects information to master by pps import of services uninstall request instruction, unloading application software
Control unit；
Described main control unit produces application software list according to uninstall request instruction and obtains instruction, according to unloading application
Software selects information, produces corresponding uninstall control instruction；Message informing is carried out with uninstall by pps service；Root
Stop corresponding application software according to the stopping of uninstall application software to be unloaded request instruction；Software letter according to pps service
The application software information of breath node updates information update system；
Uninstall, by pps service acquisition uninstall control instruction, and according to uninstall control instruction to master control
The application software to be unloaded that unit requests stopping is currently running, receives main control unit and completes to stop the information of application software to be unloaded
Corresponding application software in uninstalling system afterwards；Update the software information node that application software information services to pps.
Further, described input control unit and output display unit are integrated in human-computer interaction device.
Further, described uninstalling system also includes the installation path information for application software in storage system and its phase
Close the rights management unit of authority information, described rights management unit carries out message informing by pps service with main control unit.
The fourth object of the present invention is to provide a kind of application software discharging method based on qnx, comprises the following steps:
The software information node that b1 uninstall inquires about pps service obtains mounted application software list, described application
Software matrix includes installation path information and its concerned right information of application software；
B2 user selects application software to be unloaded according to application software list；
B3 user selects application software to be unloaded according to the application software list that human-computer interaction device shows；
B4 uninstall services, by pps, the application software to be unloaded being currently running to main control unit request stopping；Receive
B5 is executed, otherwise uninstall process stops to return b1 after the information completing stopping request to main control unit；
B5 uninstall deletes executable file, ui resource, data file, icon and the caching of application software to be unloaded；
B6 uninstall updates the software information node of pps service；
The application software information of the software information node updates information update system that b7 main control unit services according to pps and power
Limit administrative unit.
The present invention includes advantages below and beneficial effect compared to existing technology:
(1) by pps service between application software and main control unit, install between software and main control unit and application software,
Between uninstall and main control unit, between main control unit and input control unit and output display unit, provide information Store and data
Exchange channels, system of realizing realizes the expansion of the aspects such as the upgrading of application software, peace loading, unloading by installing software and uninstall
Exhibition, and do not affect system bottom operating platform when carrying out the aspect extensions such as application software upgrade, peace loading, unloading, autgmentability is strong.
(2) Rights Management System being provided by the present invention be used in storage system the installation path information of application software and
Its concerned right information, realizes the management to the application software in system, improves stability and the safety of system.
(3) application software in system is made by install and uninstall system, installation method and discharging method that the present invention provides
Installation, upgrading, unloading etc. convenient and swift, and good stability, highly reliable.
(4) present invention provides when installing and uninstalling system, installation method and discharging method and being applied to car-mounted terminal, is beneficial to
After automobile dispatches from the factory by third-party application Integrated Simulation in car-mounted terminal, improve Consumer's Experience.
Brief description
Fig. 1 is the theory diagram of the application software installation system in embodiment 1 based on qnx；
Fig. 2 is the flow chart of application software installation method in embodiment 1；
Fig. 3 is the theory diagram of the application software uninstalling system in embodiment 2 based on qnx；
Fig. 4 is the flow chart of application software discharging method in embodiment 2.
Specific embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention do not limit
In this.
Embodiment 1
As shown in figure 1, a kind of application software installation system based on qnx, comprising: pps (persistent publish/
Subscribe) service, main control unit (navigator), installation software (installer), rights management unit, input control
Unit and output display unit.
Described pps service between application software and main control unit, between rights management unit and main control unit, install software with
Between main control unit and application software, between main control unit and input control unit and output display unit, provide information Store and data
Exchange channels.
Output display unit, application software to be installed is installed package informatin, is passed through to install in pps service acquisition system
Application software list carry out output display, select to wait accordingly to pacify according to mounted application software list in system for user
The application software installation kit of dress.
Input control unit, installs software request instruction and application software installation kit to be installed by pps import of services
Selection information is to main control unit.
Rights management unit, for the installation path information of application software in storage system and its power of concerned right information
Limit administrative unit, and message informing is carried out with main control unit by pps service.
Main control unit, according to installing software request instruction and application software installation kit to be installed selection information, produces phase
The installation software control instruction answered；Message informing is carried out with installing software by pps service, the message of described installation software includes
Request starts the application software information specified and stops the application software information specified.Main control unit is specified according to request startup
Application software information starts corresponding application software, stops corresponding application according to the application software information that request stops specifying soft
Part.Main control unit always according to input control unit application software control instruction control corresponding application software working condition and
Process.The application software information of the software information node updates information update system that main control unit services always according to pps and authority
Administrative unit.
Software is installed, software control instruction is installed by pps service acquisition, and according to installation software control instruction and wait to pacify
The application software installation kit of dress installs corresponding application software；Update the software information node that application software information services to pps.
Described input control unit and output display unit are integrated in human-computer interaction device in the present embodiment.Described man-machine
Interactive device obtains relevant information from pps service or writes information into pps clothes after passing sequentially through drive module and middleware
Business.
When system carries out software installation, main control unit instructs or system according to the mount request that human-computer interaction device inputs
The mount request instruction that middle application software installation kit produces produces installs software control instruction, and is serviced logical with message by pps
Know that mode informs installation software, described installation software is pacified to corresponding application program according to acquired installation software control instruction
Dress bag is installed.
As shown in Fig. 2 the application software installation method based on above-mentioned application software installation system, specific implementation process is such as
Under:
A1 user according to the application software to be installed that human-computer interaction device shows install package informatin, in system mounted
Application software list, and installation software request instruction and application software installation kit to be installed choosing are inputted by human-computer interaction device
Information of selecting is to main control unit.Wherein human-computer interaction device passes sequentially through drive module, middleware will install software request instruction and
Application software installation kit to be installed selects information transfer to service to pps.
A2 installs software and installs application software control instruction by pps service acquisition.
A3 installs software according to the application installing application software installation kit to be installed in software control instruction acquisition system
Dbase.
Whether the signature of a4 verification Application software installation bag is correct, if correctly, execution step a6, and if incorrect, hold
Row a5.
A5 installs software and determines whether whether system arranges the application software that can install wrong tally signature, if system setting
The application software of wrong tally signature can be installed, then execution step a6, otherwise execution step a12.
A6 installs software and judges that system is to update application software or install new opplication software.Judge process is specific as follows:
Install software pass through pps service in pps foryou applications file node acquisition system mounted all answer
With the application software information of software, and judged in the mounted all application softwaries of system according to acquired application software information
With the presence or absence of the application software title identical application software with application software installation kit to be installed, if existing, should for updating
With software, and execution step a7, if not existing, for new, application software is installed, and execution step a8.Described application software information
Including: icon file name, EXENAME, classification, default parameterss, precedence information and version information etc..
A7 stop be currently running and with the application software title identical application software upgraded.Specific as follows: to install
Software services the write of pps services app-laucher file node by pps to be stopped specifying the request of application software,
Main control unit is serviced pps services app-laucher file node and is obtained by pps and stops specifying application software
After request, judge to specify whether application software is currently running, if not running, the application that main control unit will complete to stop specifying
The information write pps service pps services app-laucher file node of software；If specifying application software to transport
OK, then the application software that main control unit stopping is specified, and the information write pps service by the application software completing to stop specifying
Pps services app-laucher file node, installs software and services pps services app- by pps
Laucher file node obtains execution step a6 after the information that specified application has been stopped.Described specified application software is
With the application software title identical application software upgraded.
A8 installs software and deletes the executable file of mounted application software, ui resource, data file, icon and slow
Deposit, execution step a9;
A9 installs software and application software installation kit to be installed is installed in system assigned catalogue.Specific as follows: to install
Software unpacks to application software installation kit to be installed in system, and obtains mount message；Human-computer interaction device specifies and treats
The installation directory installing application software, to main control unit, during designated mounting catalogue write pps is serviced by main control unit, installs software
Designated mounting catalogue is corresponded to by pps service acquisition application software to be installed, and according to mount message by application to be installed
Software installation is in specified installation directory.Described mount message includes: installation kit title, version, EXENAME and
Icon.
A10 install software upgrading application software information to pps service pps foryou applications file section
Point, i.e. the software information node of pps service.Described application software information includes mount message, installation path information and correlative weight
Limit information.
The application software information of the software information node updates information update system that a11 main control unit services according to pps and
Rights management unit.It is specially main control unit and obtain pps service pps foryou applications file node more
After fresh information, read the information that pps services pps foryou applications file node, and update main control unit fortune
The application software list of row state.
A12 prompting user application software signature is incorrect, and terminates to install application software.
Embodiment 2
As shown in figure 3, a kind of application software uninstalling system based on qnx, comprising: pps (persistent publish/
Subscribe) service, main control unit (navigator), uninstall (uninstaller), input control unit and output are aobvious
Show unit.
Described pps service between application software and main control unit, between uninstall and main control unit, rights management unit with
Between main control unit, between main control unit and input control unit and output display unit, provide information Store and data exchange channels.
Described output display unit passes through mounted application software list in pps service acquisition system, and is exported
Display, described application software list includes installation path information and its concerned right information of application software.
Described input control unit passes through pps import of services uninstall request instruction, unloading application software selects information
To main control unit.
Described main control unit produces application software list according to uninstall request instruction and obtains instruction, according to unloading application
Software selects information, produces corresponding uninstall control instruction；Entered with uninstall, rights management unit by pps service
Row message informing, the stopping application software to be unloaded request instruction according to uninstall stops corresponding application software, master control list
The application software information of the software information node updates information update system always according to pps service for the unit and rights management unit.
Rights management unit, for the installation path information of application software in storage system and its power of concerned right information
Limit administrative unit, and message informing is carried out with main control unit by pps service.It is specially and instruction is obtained according to application software list
By the installation path information and its concerned right information of the application software in pps service output system to main control unit, master control
The installation path information of application software and its concerned right information are exported to pps by unit as a part for application software list
The software information node of service.
Described uninstall inquires about in the software information node acquisition system of pps service mounted application software list simultaneously
By pps service transmission to output display unit；By pps service acquisition uninstall control instruction, and according to uninstall
Control instruction stops, to main control unit request, the application software to be unloaded that is currently running, receive main control unit complete to stop to be unloaded
Corresponding application software in uninstalling system after the information of application software；Update the software information that application software information services to pps
Node.
In the present embodiment, described input control unit and output display unit are integrated in human-computer interaction device.
When system carries out software unloading, main control unit produces according to the unloading request instruction that human-computer interaction device inputs and unloads
Carry software control instruction, and serviced by pps uninstall and rights management unit are informed with message informing.Described uninstall
According to acquired uninstall control instruction, application program corresponding in system is unloaded.
As shown in figure 4, the application software discharging method based on above-mentioned application software uninstalling system, specific implementation process is such as
Under:
B1 uninstall obtains mounted application software list.Detailed process is as follows: user passes through human-computer interaction device
Input uninstall request instruction to main control unit, main control unit produces application software list according to uninstall request instruction and obtains
Instruction fetch, and by pps service output to rights management unit and unloading unit, described rights management unit is according to application software
List is obtained and instructs the installation path information of application software being serviced by pps in output system and its concerned right information to master
Control unit, main control unit is using the installation path information of application software and its concerned right information as one of application software list
Divide output to the software information node of pps service.Wherein human-computer interaction device pass sequentially through drive module, middleware will unload soft
Part request instruction transmits to pps service.Uninstall obtains instructions query pps service according to acquired application software list
Pps foryou applications file node, i.e. software information node, obtain mounted application software list.
Acquired mounted application software list is carried out defeated by b2 uninstall by pps service by human-computer interaction device
Go out display.Authority according to application software carries out output display in different ways, such as the built-in application software of system,
User does not possess unloading authority, therefore is Lycoperdon polymorphum Vitt during its output display, and cannot be carried out unloading selection.Realize to the application in system
The management of software, improves stability and the safety of system.
B3 user selects application software to be unloaded according to the application software list that human-computer interaction device shows, specially man-machine
Interactive device passes sequentially through drive module, middleware will unload application software and select information transfer to service to pps, and main control unit leads to
Cross pps service acquisition unloading application software and select information, and should according to the corresponding unloading of unloading application software selection information generation
Use software control instruction.
B4 uninstall services, by pps, the unloading application software control instruction reading main control unit, and should according to unloading
Stop the application software to be unloaded being currently running with software control instruction to main control unit request.Described to main control unit request stop
The step of the application software to be unloaded being only currently running is specific as follows: unloading unit by pps service pps services
The write of app-laucher file node stops specifying the request of application software, and main control unit services pps by pps
After services app-laucher file node obtains the request stopping specifying application software, judge whether specify application software
Be currently running, if not running, main control unit by the information of the application software completing to stop to specify write pps service
Pps services app-laucher file node；If specifying application software to be currently running, main control unit stopping is specified
Application software, and by the information of the application software completing to stop to specify write pps service pps services app-
Laucher file node.The application software to be unloaded that described specified application software selects for user.
If b5 uninstall by pps service pps services app-laucher file node get specified
The information that application software has been stopped, then execution step b6, otherwise uninstall process termination returns b1.
B6 uninstall deletes executable file, ui resource, data file, icon and the caching of application software to be unloaded.
The application software information of the software information node updates information update system that main control unit services according to pps.
B7 uninstall update pps service software information node, specially delete pps service pps foryou
With regard to the application software information of unloaded application software in applications file node.
The application software information of the software information node updates information update system that b8 main control unit services according to pps and power
Limit administrative unit.It is specially main control unit and obtain the renewal that pps services pps foryou applications file node
After information, read the information that pps services pps foryou applications file node, and update main control unit and run
The application software list of state.
Above-mentioned installation system and uninstalling system can be integrated in the same car-mounted terminal based on qnx operating system, make based on qnx
Car-mounted terminal can achieve the installing and uninstalling of application software, simultaneity factor stability is high, and safety is good.
Above-described embodiment is the present invention preferably embodiment, but embodiments of the present invention are not subject to above-described embodiment
Limit, other any spirit without departing from the present invention and the change made under principle, modification, replacement, combine, simplify,
All should be equivalent substitute mode, be included within protection scope of the present invention.
Claims (9)
1. a kind of application software installation system based on qnx, comprising:
Pps services, be between application software and main control unit, install between software and main control unit and application software, main control unit with
Information Store and data exchange channels are provided between input control unit and output display unit；
Output display unit, application software to be installed is installed package informatin, by mounted in the system of pps service acquisition
Application software list carries out output display；
Input control unit, installs software request instruction by pps import of services and application software installation kit to be installed selects
Information is to main control unit；
Main control unit, selects information to produce corresponding peace according to installation software request instruction and application software installation kit to be installed
Dress software control instruction；Message informing is carried out with installing software by pps service, according to the message initiated/stopping installing software
Mounted application software；The application software information of the software information node updates information update system according to pps service；
Software is installed, software control instruction is installed by pps service acquisition, and according to installing software control instruction and to be installed
Application software installation kit installs corresponding application software；Update the software information node that application software information services to pps；
Rights management unit, the installation path information for application software in storage system and its concerned right information, and pass through
Pps service carries out message informing with main control unit.
2. a kind of application software installation method based on the application software installation system described in claim 1 is it is characterised in that wrap
Include following steps:
A1 installs the application software title of application software installation kit to be installed in software acquisition system；
A2 installs software and judges that system is to update application software or newly install application software, if system update application software, holds
Row step a3, if system newly installs application software, execution step a4；
A3 installs software and deletes the executable file of mounted application software of the same name, ui resource, data file, icon and slow
Deposit, execution step a4；
A4 installs software and application software installation kit to be installed is installed in system assigned catalogue；
A5 installs the software information node that software upgrading application software information services to pps；
The application software information of the software information node updates information update system that a6 main control unit services according to pps and authority pipe
Reason unit.
3. application software installation method according to claim 2 is it is characterised in that described installation software judges it is to update to answer
Pass through mounted institute in pps service acquisition system with the step that new opplication software still installed by software particularly as follows: installing software
There is the application software information of application software, judge to whether there is and application software to be installed in mounted all application softwaries
The application software title identical application software of installation kit, if existing, for updating application software, if not existing, installs for new
Application software, described application software information includes: icon file name, EXENAME, classification, default parameterss, priority letter
Breath and version information.
4. the application software installation method according to Claims 2 or 3 it is characterised in that: described installation software will be to be installed
Application software installation kit be installed in system assigned catalogue step before also include software being installed to be installed in system
Application software installation kit is unpacked, and the step obtaining mount message, and described mount message includes: installation kit title, version,
EXENAME and icon.
5. application software installation method according to claim 4 it is characterised in that: described deletion mounted application software
Executable file, ui resource, also include before the step of data file, icon and caching stopping be currently running and with rise
The step of the application software title identical application software of level.
6. application software installation method according to claim 5 it is characterised in that: install software obtained by pps service
Verification Application software installation is also included after the step of application software title taking application software installation kit to be installed in system
The whether correct step of the signature of bag, if correctly, execution step a2, if incorrect, software be installed and determine whether system
Setting can install the application software of wrong tally signature, if system setting can install the application software of wrong tally signature, holds
Row step a2, otherwise prompting user application software signature is incorrect, and terminates to install application software.
7. a kind of application software uninstalling system based on qnx, comprising:
Pps services, be between application software and main control unit, between uninstall and main control unit and application software, main control unit with
Information Store and data exchange channels are provided between input control unit and output display unit；
Output display unit, by application software list mounted in pps service acquisition system, and carries out output display；
Input control unit, selects information to master control list by pps import of services uninstall request instruction, unloading application software
Unit；
Described main control unit produces application software list according to uninstall request instruction and obtains instruction, according to unloading application software
Selection information, produces corresponding uninstall control instruction, carries out message informing by pps service with uninstall, according to unloading
The stopping application software to be unloaded request instruction carrying software stops corresponding application software, according to the software information section of pps service
Point fresh information updates systematic difference software information；
Uninstall, by pps service acquisition uninstall control instruction, and according to uninstall control instruction to main control unit
Request stops the application software to be unloaded that is currently running, receives after main control unit completes to stop the information of application software to be unloaded and unloads
Corresponding application software in loading system；Update the software information node that application software information services to pps.
8. the application software uninstalling system based on qnx according to claim 7 it is characterised in that: also include for storing
The rights management unit of the installation path information of application software and its concerned right information in system, described rights management unit leads to
Cross pps service and carry out message informing with main control unit.
9. a kind of application software discharging method based on the application software uninstalling system described in claim 8, comprises the following steps:
The software information node that b1 uninstall inquires about pps service obtains mounted application software list, described application software
List includes installation path information and its concerned right information of application software；
Acquired mounted application software list is serviced to carry out exporting by human-computer interaction device by pps and shows by b2 uninstall
Show；
B3 user selects application software to be unloaded according to the application software list that human-computer interaction device shows；
B4 uninstall services, by pps, the application software to be unloaded being currently running to main control unit request stopping；Receive master
Control unit executes b5 after completing the information that stopping is asked, and otherwise uninstall process stops to return b1；
B5 uninstall deletes executable file, ui resource, data file, icon and the caching of application software to be unloaded；
B6 uninstall updates the software information node of pps service；
The application software information of the software information node updates information update system that b7 main control unit services according to pps and authority pipe
Reason unit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN104427387B (en) * | 2013-09-09 | 2018-02-27 | 联想(北京)有限公司 | A kind of information processing method and device |
| CN106569851B (en) * | 2016-10-21 | 2020-10-02 | 海信视像科技股份有限公司 | Application program processing method and device |
| CN106681761B (en) * | 2016-12-13 | 2020-12-01 | 深圳市恒扬数据股份有限公司 | Interactive upgrading method and system |
| CN108255509B (en) * | 2018-02-07 | 2022-02-22 | 平安好房（上海）电子商务有限公司 | Application deployment method, device, equipment and readable storage medium |
| CN109932968A (en) * | 2019-03-20 | 2019-06-25 | 常州新途软件有限公司 | A method of the onboard system interprocess communication based on PPS service |
| CN112445498B (en) * | 2020-11-27 | 2024-03-05 | 杭州海康威视数字技术股份有限公司 | Program installation method and device, electronic equipment and storage medium |
| CN113076077B (en) * | 2021-03-29 | 2024-06-14 | 北京梧桐车联科技有限责任公司 | Method, device and equipment for installing vehicle-mounted program |
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| CN1996249A (en) * | 2006-01-04 | 2007-07-11 | 三星电子株式会社 | Apparatus and method for mounting software |
| CN103135996A (en) * | 2011-11-23 | 2013-06-05 | 上海博泰悦臻网络技术服务有限公司 | Vehicle-mounted equipment and program document refresh method thereof |
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| US6367073B2 (en) * | 1998-03-31 | 2002-04-02 | Micron Technology, Inc. | Centralized, automated installation of software products |
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| CN1996249A (en) * | 2006-01-04 | 2007-07-11 | 三星电子株式会社 | Apparatus and method for mounting software |
| CN103135996A (en) * | 2011-11-23 | 2013-06-05 | 上海博泰悦臻网络技术服务有限公司 | Vehicle-mounted equipment and program document refresh method thereof |
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