CN107632901A - A kind of self-repair method and device of application program operation exception - Google Patents
A kind of self-repair method and device of application program operation exception Download PDFInfo
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Abstract
Present invention is disclosed a kind of self-repair method and device of application program operation exception.Methods described includes：Mobile terminal obtains the exception stack information of the application program in application program operation exception；From the exception stack information, the corresponding class file of the exception caused by the application program is parsed；Executable file and the class file based on the application program, determine instruction to be repaired；According to the type of error of the instruction to be repaired, the instruction to be repaired is repaired.The exception occurred due to mobile terminal automatic detection application program, the corresponding class file of the exception is parsed again, it is then based on executable file and such document alignment goes out to need the instruction repaired, so as to repair the instruction of the needs reparation, the exception that can so occur automatically and in time to application program is repaired, it is possible to increase Consumer's Experience.
Description
Technical field
The present invention relates to areas of information technology, the more particularly to a kind of self-repair method and dress of application program operation exception
Put.
Background technology
Currently, extensive application program is installed, to meet the various demands of user on mobile terminal.When certain application program is sent out
After one version of cloth, need to repair the application program if major defect occurs in application program operation.
Generally there are two kinds of repair modes in correlation technique：Hot patch and application program upgrade certainly.So-called hot patch is, it is necessary to open
The corresponding code section of the defects of originator test application program produces, and then the benefit of the defect is repaired in issue in advance on the server
Fourth bag, mobile terminal downloads the service packs again, and in the case where not restarting mobile terminal, the software version of the application program is entered
Row is repaired.So-called application program is taking from upgrading, it is necessary to the incomplete code section of developer's test application program function
The AKU of the application program is issued on business device, mobile terminal downloads the AKU, the software version of the application program is entered again
Row upgrades to cover preprosthetic application program installation kit.
The problem of above two mode produces both for the application program that developer has tested out, issues phase in advance
The service packs or AKU answered accidentally occur in the process of running to be repaired to the application program for application program
Exception or defect, due to that can not provide corresponding effective service packs or AKU in time, and causing to repair in time to answer
With program, Consumer's Experience is influenceed.
The content of the invention
In order to when solving that exception or defect accidentally occurs in the process of running in application program in correlation technique, carry in time
The problem of being repaired for corresponding effective service packs or AKU to the application program, the invention provides a kind of application program
The self-repair method and device of operation exception.
A kind of self-repair method of application program operation exception, methods described are applied to mobile terminal, and methods described includes：
During application program operation exception, the exception stack information of the application program is obtained；
From the exception stack information, the corresponding class file of the exception caused by the application program is parsed；
Executable file and the class file based on the application program, determine instruction to be repaired；
According to the type of error of the instruction to be repaired, the instruction to be repaired is repaired.
A kind of application program operation exception reviews one's lessons by oneself apparatus for coating, and described device is applied to mobile terminal, and described device includes：
Acquisition module, during for application program operation exception, obtain the exception stack information of the application program；
Parsing module, for from the exception stack information, parsing the corresponding class of the exception caused by the application program
File；
Determining module, for the executable file based on the application program and the class file, determine instruction to be repaired；
Repair module, for the type of error according to the instruction to be repaired, the instruction to be repaired is repaired.
A kind of mobile terminal, including：
Processor；
For storing the memory of processor-executable instruction；
Wherein, the processor is configured as performing the self-repair method of above-mentioned application program operation exception.
The technical scheme that embodiments of the invention provide can include the following benefits：
Exception stack information caused by mobile terminal detection application program operation exception；Exception stack information is parsed again, is obtained
The abnormal corresponding class file caused by application program；Executable file and the class file based on application program, are determined to be repaired
Multiple instruction；Finally according to the type of error of the instruction to be repaired, the instruction to be repaired is repaired.Because mobile terminal is automatic
The exception that application program occurs is detected, then parses the corresponding class file of the exception, is then based on executable file and such text
Part, which is oriented, needs the instruction repaired, so as to repair the instruction of the needs reparation, automatically and application program can so be gone out in time
Existing exception is repaired, it is possible to increase Consumer's Experience.
It should be appreciated that the general description and following detailed description of the above are only exemplary, this can not be limited
It is open.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the present invention
Example, and in specification together for explaining principle of the invention.
Fig. 1 is the block diagram of a kind of electronic equipment according to an exemplary embodiment；
Fig. 2 is a kind of flow chart of the self-repair method of application program operation exception according to an exemplary embodiment；
Fig. 3 is the flow chart of the self-repair method of another application program operation exception according to an exemplary embodiment；
Fig. 4 is a kind of selfreparing device block diagram of application program operation exception according to an exemplary embodiment；
Fig. 5 is the selfreparing device block diagram of another application program operation exception according to an exemplary embodiment.
Embodiment
Here explanation will be performed to exemplary embodiment in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended
The example of the consistent method and apparatus of some aspects being described in detail in claims, of the invention.
Referring to Fig. 1, Fig. 1 is a kind of block diagram of mobile terminal according to an exemplary embodiment.Need what is illustrated
It is that the mobile terminal is an example for adapting to the present invention, it is impossible to think to there is provided to the use range of the present invention
Any restrictions.The mobile terminal can not be construed to need to rely on or must have the exemplary movement shown in Fig. 1
One or more component in terminal.
As shown in figure 1, mobile terminal includes memory 101, one or more（One is only shown in figure）Processor 102,
Peripheral Interface 103, radio-frequency module 104, locating module 105, photographing module 106, audio-frequency module 107, Touch Screen 108 and press
Key module 109.These components are mutually communicated by one or more communication bus/signal wire 110.
Wherein, memory 101 can be used for storage software program and module, such as the application in exemplary embodiment of the present
Programmed instruction and module corresponding to the self-repair method and device of program operation exception, processor 102 are stored in by operation
Programmed instruction in reservoir 101, so as to perform various functions and data processing, that is, realize it is above-mentioned run on mobile terminal should
With the self-repair method of program operation exception.
The carrier that memory 101 stores as resource, can be random storage medium, such as high speed random access memory, non-
Volatile memory, such as one or more magnetic storage devices, flash memory or other solid-state memories.Storage mode can be
Of short duration storage permanently stores.
Peripheral Interface 103 can include an at least wired or wireless network interface, an at least connection in series-parallel translation interface, at least
One input/output interface and at least USB interface etc., for outside various input/output devices to be coupled into memory
101 and processor 102, to realize the communication with outside various input/output devices.
Radio-frequency module 104 is used for transceiving electromagnetic ripple, the mutual conversion of electromagnetic wave and electric signal is realized, so as to pass through communication network
Network is communicated with other equipment.Communication network includes cellular telephone networks, WLAN or Metropolitan Area Network (MAN), above-mentioned communication network
Network can use various communication standards, agreement and technology.
Locating module 105 is used to obtain the geographical position that mobile terminal is currently located.The example of locating module 105 include but
It is not limited to GPS（GPS）, location technology based on WLAN or mobile radio communication.
Photographing module 106 is under the jurisdiction of camera, for shooting picture or video.The picture or video of shooting can be deposited
In storage to memory 101, it can also be sent by radio-frequency module 104 to host computer.
Audio-frequency module 107 provides a user COBBAIF, and it may include one or more microphone interfaces, one or more
Speaker interface and one or more earphone interfaces.Interacting for voice data is carried out with miscellaneous equipment by COBBAIF.Sound
Frequency can also be sent according to that can store to memory 101 by radio-frequency module 104.
Touch Screen 108 provides an I/O Interface between mobile terminal and user.Specifically, user can pass through
Touch Screen 108 carries out input operation, such as the gesture operation such as click, touch, slip, so that electronic equipment is to the input operation
Responded.Mobile terminal then leads to word, picture the output content that either any one form of video or combination are formed
Touch Screen 108 is crossed to user's display output.
Key-press module 109 includes at least one button, to provide the interface that user is inputted to mobile terminal, user
By pressing different buttons mobile terminal can be made to perform different functions.For example, sound regulating key is available for user to realize
Regulation to the wave volume of mobile terminal playing.
It is appreciated that the structure shown in Fig. 1 is only to illustrate, mobile terminal may also include more more or less than shown in Fig. 1
Component, or there is the component different from shown in Fig. 1.Each component shown in Fig. 1 can use hardware, software or its group
Close to realize.
Fig. 2 is a kind of flow of the self-repair method of application program operation exception according to an exemplary embodiment
Figure.As shown in Fig. 2 this method can be by the mobile terminal execution in Fig. 1, including but not limited to following steps.
In step 21, during application program operation exception, the exception stack information of the application program is obtained.
In step 22, from exception stack information, abnormal corresponding class file caused by the application program is parsed.
Specifically, when mobile terminal uses android system, abnormality processing letter is set by Application interfaces
The dropbox catalogues of number or monitoring android system, there is exception to detect application program operation, so as to obtain using journey
The exception stack information of sequence.
If mobile terminal obtains the exception stack information of application program by interface, then needs in Application
SetDefaultUncaughtExceptionHandler functions, wherein handleException are called when interface creates
(ex) the parameter ex of function includes exception stack information.Again from the exception stack information, utilize tmp.getClassName ()
Function obtains caused by application program abnormal corresponding class file.Further, while obtaining the class file or afterwards, also
Abnormal corresponding line number caused by application program can be obtained using tmp.getLineNumber () function, to be more convenient for really
The fixed abnormal corresponding instruction to be repaired.
If the exception stack that mobile terminal obtains application program by monitoring data/system/dropbox catalogues is believed
Breath, then after detecting that new file creates under the catalogue, that is, read this document；Again by identifying in this document
Process fields, with confirm the exception whether be selfreparing application program, such as：Process：Con_app_pornhub,
Content in the Process fields is to represent abnormal caused by the application program of selfreparing；If it is, obtain in this document
Exception stack information, so as to the abnormal corresponding class file caused by program that after exception stack information is analyzed, is applied.
In step 23, executable file and above-mentioned class file based on the application program, instruction to be repaired is determined.
Specifically, extract application program APK（Installation kit）In executable file, then decompiler is performed, with life
Into decompiling file corresponding to executable file；And then from the corresponding decompiling file, find out with being obtained in step 22
The decompiling file repaired of the needs that match of class file；Repaired finally by false code to position the needs
Instruction to be repaired in decompiling file.
Optionally, in order to more fast and accurately orient instruction to be repaired, application program can be obtained in step 22
While caused exception corresponding class file or afterwards, continue to obtain abnormal corresponding line number caused by application program, and then
In the decompiling file for needing to be repaired, instruction to be repaired is gone out by false code and the line number fast positioning.
In step 24, according to the type of error of the instruction to be repaired, the instruction to be repaired is repaired.
, can be according to the instruction to be repaired after orienting instruction to be repaired in the decompiling file for needing to be repaired
Type of error, including class method and the mistake of variable, redundant instructions（The instruction of normal program operation is not influenceed, as Log is instructed）
Deng so as to be repaired by way of increasing, replacing or delete instruction to the instruction to be repaired.
Exemplary, application program is obtained using android system, by Application interfaces with mobile terminal and transported
Exemplified by the abnormal exception stack information of row, step 21-24 is described in detail.
First, application program registration abnormity in Application initialization functions is monitored, and journey is applied therefrom to monitor this
Sequence produces abnormal exception stack information.Such as exception stack information as follows：
Caused by: java.lang.NullPointerException: Attempt to invoke a virtual
method on a null object reference
at com.example.activityviewtest.MainActivity.onCreate(MainActivity.java:
18)
The above-mentioned exception stack information listened to is parsed, determines abnormal corresponding MainActivity classes caused by the application program
File, it can also specifically determine corresponding the 18th line code in the class file of above-mentioned exception.
Each classese.dex files are extracted from application program APK, after performing disassembler, are generated with smali
Dis-assembling file set, such as BuildConfig.smali corresponding to each classese.dex files that form represents,
MainActivity.smali, R.smali, R $ attr.samli etc..And then in dis-assembling file set, find out above-mentioned
The MainActivity.smali files of MainActivity class files matching, the 18th row pair is oriented by .line false codes
The assembly instruction answered.Such as assembly instruction as follows：
. Line 18
Invoke-virtual{v0},Ljava/lang/String;→toString()Ljava/lang/String；
Further, it is assembly instruction corresponding to the 18th row in MainActivity.smali files to orient instruction to be repaired
Afterwards, instruction is caught the exception by increase to be repaired to the instruction to be repaired.Such as repair mode as follows：
. Line 18
: try_start_0
invoke-virtual{v0},Ljava/lang/String;→toString()Ljava/lang/String;
: try_end_0
. Catch Ljava/lang/Exception;{: try_start_0 .. : try_end_0} : catch_0
. Line 18
: goto_0
return-void
. Line 18
: catch_0
move-exception v1
goto : goto_0
Therefore, the present embodiment detects exception stack information caused by application program operation exception by mobile terminal；Parse again
Exception stack information, the corresponding class file of the exception caused by the program that is applied；Executable file based on application program and
The class file, determine instruction to be repaired；Finally according to the type of error of the instruction to be repaired, the instruction to be repaired is repaiied
It is multiple.Due to the exception that mobile terminal automatic detection application program occurs, then the corresponding class file of the exception is parsed, be then based on
Executable file and such document alignment go out to need the instruction repaired, so as to repair the instruction of the needs reparation；So without pre-
Corresponding service packs or application program updating bag is first issued on the server, the exception that can occur automatically and in time to application program
Repaired, it is possible to increase Consumer's Experience.
On the basis of above-mentioned example embodiment, Fig. 3 is the another kind application journey according to an exemplary embodiment
The flow chart of the abnormal self-repair method of sort run, as shown in figure 3, mobile terminal is somebody's turn to do after being repaired to instruction to be repaired
Method can also comprise the following steps：
In step 25, the decompiling file where the instruction after reparation is recompilated, generates the instruction after the reparation
Executable file after being repaired corresponding to the decompiling file at place；
In step 26, when application program is restarted, if the executable file after above-mentioned reparation be present, after loading above-mentioned reparation
Executable file to perform corresponding function.
For example, still by taking above-mentioned exemplary embodiment as an example, step 25-26 is described in detail.Pass through increase
Catch the exception the mode of instruction, after being repaired to assembly instruction corresponding to the 18th row in MainActivity.smali files,
MainActivity.smali files after reparation are recompilated, with the classese.dex texts after reparation corresponding to generation
Part；When application program is again started up, the classese.dex files after repairing are judged whether；If in the presence of loading should
Corresponding to classese.dex files after reparation can line code, to perform corresponding function.
Preferably, it can be after repairing classese.dex files addition mark, with when application program is again started up,
The classese.dex files after repairing quickly are judged whether according to the mark, and then when it is present, after loading the reparation
Classese.dex files, further improve Consumer's Experience.
Fig. 4 is a kind of selfreparing device block diagram of application program operation exception according to an exemplary embodiment.Should
Device performs all or part of step as Figure 2-3.As shown in figure 4, the device includes but is not limited to：Acquisition module
41, parsing module 42, determining module 43 and repair module 44.
Wherein, when acquisition module 41 is used for application program operation exception, the exception stack information of the application program is obtained.
Parsing module 42 is used for from the exception stack information of the acquisition of acquisition module 41, parses different caused by the application program
Class file corresponding to often.
The class file that determining module 43 obtains for the executable file based on the application program and parsing module 42, it is determined that
Instruction to be repaired.
Repair module 44 is used for the type of error according to the instruction to be repaired, and the instruction to be repaired is repaired.
Preferably, above-mentioned determining module 43 can include：Decompiling unit 431, searching unit 432 and positioning unit 433.
Wherein, decompiling unit 431 is used to carry out decompiling to the executable file of the application program, generates executable text
Decompiling file corresponding to part；
Searching unit 432 is used for from the corresponding decompiling file of the generation of decompiling unit 431, finds out parsing module 42 and obtains
The decompiling file to be repaired for the class file matching arrived；
Positioning unit 433 is used in the decompiling file to be repaired that searching unit 432 is searched, and is determined by false code to be repaired
Multiple instruction.
Further, on the basis of above-mentioned example embodiment, Fig. 5 is another according to an exemplary embodiment
The selfreparing device block diagram of kind application program operation exception, as shown in figure 5, the device can also include：Load-on module 45.
Wherein, load-on module 45 is used for when the application program is restarted, if depositing executable file after repair, loads
Executable file after the reparation is to perform corresponding function.
Preferably, above-mentioned load-on module 45 also includes：Compilation unit 451.
Wherein, compilation unit 451 is used to recompilate the decompiling file where the instruction after reparation, and generation should
Executable file after being repaired corresponding to decompiling file where instruction after reparation.
The function of modules and the implementation process of effect refer to corresponding step in above-mentioned webpage collection method in said apparatus
Rapid implementation process, will not be repeated here.
It should be appreciated that the invention is not limited in the precision architecture for being described above and being shown in the drawings, and
And various modifications and changes can be being performed without departing from the scope.The scope of the present invention is only limited by appended claim.
Claims (10)
1. a kind of self-repair method of application program operation exception, methods described are applied to mobile terminal, it is characterised in that described
Method includes：
During application program operation exception, the exception stack information of the application program is obtained；
From the exception stack information, the corresponding class file of the exception caused by the application program is parsed；
Executable file and the class file based on the application program, determine instruction to be repaired；
According to the type of error of the instruction to be repaired, the instruction to be repaired is repaired.
2. according to the method for claim 1, it is characterised in that described to be repaired to the instruction to be repaired, specific bag
Include：Increase, replace or delete instruction.
3. the method stated according to claim 1, it is characterised in that during the application program operation exception, acquisition is described to apply journey
The exception stack information of sequence, is specifically included：
When the mobile terminal is android system, abnormality processing function or monitoring are set by Application interfaces
The dropbox catalogues of the mobile terminal, to obtain the exception stack information of the application program.
4. according to any described methods of claim 1-3, it is characterised in that in institute caused by the parsing application program
While stating abnormal corresponding class file or afterwards, methods described also includes：Parse the corresponding line number of the exception.
5. according to the method for claim 4, it is characterised in that the executable file and institute based on the application program
Class file is stated, instruction to be repaired is determined, specifically includes：
Decompiling is carried out to the executable file of the application program, generates decompiling file corresponding to the executable file；
From the corresponding decompiling file, the decompiling file to be repaired of the class file matching is found out；
In the decompiling file to be repaired, instruction to be repaired is determined by false code and the line number.
6. according to any described methods of claim 1-3, it is characterised in that described that the instruction to be repaired is carried out repairing it
Afterwards, methods described also includes：
When the application program is restarted, if depositing executable file after repair, the executable text after the reparation is loaded
Part is to perform corresponding function.
7. according to the method for claim 6, it is characterised in that described before the application program is restarted, methods described
Also include：
Decompiling file where instruction after reparation is recompilated, generates the anti-volume where the instruction after the reparation
Executable file after being repaired corresponding to translation part.
8. a kind of application program operation exception reviews one's lessons by oneself apparatus for coating, described device is applied to mobile terminal, it is characterised in that described
Device includes：
Acquisition module, during for application program operation exception, obtain the exception stack information of the application program；
Parsing module, for from the exception stack information, parsing the corresponding class of the exception caused by the application program
File；
Determining module, for the executable file based on the application program and the class file, determine instruction to be repaired；
Repair module, for the type of error according to the instruction to be repaired, the instruction to be repaired is repaired.
9. device according to claim 8, it is characterised in that described device also includes：
Load-on module, for when the application program is restarted, if depositing executable file after repair, loading the reparation
Executable file afterwards is to perform corresponding function.
A kind of 10. mobile terminal, it is characterised in that including：
Processor；
For storing the memory of processor-executable instruction；
Wherein, the processor is configured as a kind of application program operation exception described in perform claim 1 to 7 any one of requirement
Self-repair method.
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| CN108519925A (en) * | 2018-03-06 | 2018-09-11 | 北京酷我科技有限公司 | Preservation tactics are moved back in a kind of iOS sudden strain of a muscle |
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| CN112083934A (en) * | 2019-06-13 | 2020-12-15 | 青岛海信移动通信技术股份有限公司 | Terminal and processing method |
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Application publication date: 20180126 |