CN107766222A - Blank screen detection method, mobile terminal and computer-readable recording medium - Google Patents
Blank screen detection method, mobile terminal and computer-readable recording medium Download PDFInfo
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- CN107766222A CN107766222A CN201711055435.6A CN201711055435A CN107766222A CN 107766222 A CN107766222 A CN 107766222A CN 201711055435 A CN201711055435 A CN 201711055435A CN 107766222 A CN107766222 A CN 107766222A
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- critical workflow
- mobile terminal
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/34—Recording or statistical evaluation of computer activity, e.g. of down time, of input/output operation ; Recording or statistical evaluation of user activity, e.g. usability assessment
- G06F11/3466—Performance evaluation by tracing or monitoring
- G06F11/3476—Data logging
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/30—Monitoring
- G06F11/3003—Monitoring arrangements specially adapted to the computing system or computing system component being monitored
- G06F11/302—Monitoring arrangements specially adapted to the computing system or computing system component being monitored where the computing system component is a software system
Abstract
The invention discloses a kind of blank screen detection method, mobile terminal and computer-readable recording medium, the blank screen detection method comprises the following steps：The default critical workflow in display service to the mobile terminal is monitored, and to obtain critical workflow Monitoring Data, and the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow monitoring journal；Judge whether the default critical workflow in the display service of the mobile terminal exception occurs according to the critical workflow monitoring journal, and when the default critical workflow occurs abnormal, judge that black screen trouble occurs in the mobile terminal；Black screen trouble information is extracted from the critical workflow monitoring journal, and the black screen trouble information is exported to feature journal file.The present invention exports black screen trouble information to feature journal file, is easy to developer's feature based journal file so as to fast and accurately position blank screen reason, greatly reduces human cost and time cost.
Description
Technical field
The present invention relates to technical field of mobile terminals, more particularly to a kind of blank screen detection method, mobile terminal and computer
Readable storage medium storing program for executing.
Background technology
With the development of mobile terminal technology, the APP (Application, application program) integrated in mobile terminal is also got over
Come more, it is ten hundreds of to be currently based on the application program of the different scenes of mobile terminal, as user installs on mobile terminals
Third-party application and service amount of software it is more and more, during people's routine use mobile terminal, easily influence mobile terminal
Display service, mobile terminal is caused blank screen phenomenon occur because display service appearance is abnormal.
At present, when there is blank screen phenomenon in mobile terminal, it is necessary to user it is hand-operated forced restart mobile terminal make its recover just
Often, Consumer's Experience is bad, in addition, it is varied to cause mobile terminal the reason for blank screen phenomenon occur, by restarting mobile terminal
It might not can be made to recover normal, it is necessary to which mobile terminal is retracted into factory repair, it is necessary to which developer expends the more time
Detection positioning blank screen reason is carried out to mobile terminal.Therefore, how fast positioning blank screen reason, reduce human cost and time into
Originally it is current urgent problem to be solved.
The above is only used for auxiliary and understands technical scheme, does not represent and recognizes that the above is existing skill
Art.
The content of the invention
It is a primary object of the present invention to provide a kind of blank screen detection method, mobile terminal and computer-readable storage medium
Matter, it is intended to solve how fast positioning blank screen reason, reduce the technical problem of human cost and time cost.
To achieve the above object, the present invention provides a kind of blank screen detection method, and the blank screen detection method is applied to movement
Terminal, the blank screen detection method comprise the following steps：
The default critical workflow in display service to the mobile terminal is monitored, to obtain critical workflow monitoring number
According to, and the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow monitoring journal；
The default critical workflow in the display service of the mobile terminal is judged according to the critical workflow monitoring journal is
It is no exception occur, and when the default critical workflow occurs abnormal, judge that black screen trouble occurs in the mobile terminal；
Black screen trouble information is extracted from the critical workflow monitoring journal, and the black screen trouble information is exported to spy
Levy journal file.
Alternatively, it is default in the display service that the mobile terminal is judged according to the critical workflow monitoring journal
Whether critical workflow, which abnormal step occurs, includes：
The critical workflow Monitoring Data of default critical workflow is extracted from the critical workflow monitoring journal；
Judge whether include presupposed information in the critical workflow Monitoring Data；
If including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow occurs abnormal；
If not including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow do not occur exception.
Alternatively, the basis presets journal format and exports the critical workflow Monitoring Data, to obtain critical workflow prison
After the step of surveying daily record, the blank screen detection method also includes：
Detect the mobile terminal be in put out screen holding state when, to the key in the critical workflow monitoring journal
Flow Monitoring Data carries out de-redundancy processing.
Alternatively, the basis presets journal format and exports the critical workflow Monitoring Data, to obtain critical workflow prison
After the step of surveying daily record, the blank screen detection method also includes：
Judge whether the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value；
When the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value, day is monitored from the critical workflow
Data to be deleted are chosen in will, and deletion action is carried out to the data to be deleted.
Alternatively, it is described to export the black screen trouble information the step of feature journal file, the blank screen inspection
Survey method also includes：
Feature journal file is read in timing from default storage region, and judges that the bit number of the feature journal file is
It is no to be more than or equal to predetermined bit number；
When the bit number of the feature journal file is more than or equal to predetermined bit number, by the feature journal file
Default high in the clouds is reached to be stored.
In addition, to achieve the above object, the present invention also provides a kind of mobile terminal, and the mobile terminal includes：Memory,
The blank screen detection program that processor and being stored in can be run on the memory and on the processor, the blank screen detect journey
The step of blank screen detection method as described above is realized when sequence is by the computing device.
The present invention also provides a kind of computer-readable recording medium, it is characterised in that the computer-readable recording medium
On be stored with blank screen detection program, blank screen detection program realizes blank screen detection method as described above when being executed by processor
The step of.
The present invention provides a kind of blank screen detection method, mobile terminal and computer-readable recording medium, to mobile terminal
Default critical workflow in display service is monitored, to obtain critical workflow Monitoring Data, and it is defeated according to default journal format
Go out the critical workflow Monitoring Data, to obtain critical workflow monitoring journal, then judging according to the critical workflow monitoring journal should
Whether the default critical workflow in the display service of mobile terminal there is exception, and when this is preset critical workflow and occurs abnormal,
Judge that black screen trouble occurs in the mobile terminal, black screen trouble information is finally extracted from the critical workflow monitoring journal, and should
Black screen trouble information is exported to feature journal file, this programme and carried out by the critical workflow in the display service to mobile terminal
Monitoring, it is black can to judge that mobile terminal occurs when the critical workflow in monitoring the display service of mobile terminal occurs abnormal
Shield failure, and black screen trouble information is exported to feature journal file, be easy to developer carrying out blank screen original to mobile terminal
During the detection positioning of cause, query characteristics journal file, so as to fast and accurately position blank screen reason, human cost is greatly reduced
And time cost.
Brief description of the drawings
Fig. 1 is a kind of hardware architecture diagram for the mobile terminal for realizing each embodiment of the present invention；
Fig. 2 is the level schematic diagram of the operating system of mobile terminal of the present invention；
Fig. 3 is the schematic flow sheet of blank screen detection method first embodiment of the present invention；
Fig. 4 is the schematic flow sheet of blank screen detection method second embodiment of the present invention；
Fig. 5 is the schematic flow sheet of blank screen detection method 3rd embodiment of the present invention.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In follow-up description, the suffix using such as " module ", " part " or " unit " for representing element is only
Be advantageous to the explanation of the present invention, itself there is no a specific meaning.Therefore, " module ", " part " or " unit " can mix
Ground uses.
Terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as mobile phone, flat board
Computer, notebook computer, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
Media player (Portable Media Player, PMP), guider, wearable device, Intelligent bracelet, pedometer etc. move
Dynamic terminal, and the fixed terminal such as digital TV, desktop computer.
It will be illustrated in subsequent descriptions by taking mobile terminal as an example, it will be appreciated by those skilled in the art that except special
Outside element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, its hardware architecture diagram for a kind of mobile terminal of each embodiment of the realization present invention, the shifting
Dynamic terminal 100 can include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103rd, A/V (audio/video) input block 104, sensor 105, display unit 106, user input unit 107, interface unit
108th, the part such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Mobile terminal structure does not form the restriction to mobile terminal, and mobile terminal can be included than illustrating more or less parts,
Either combine some parts or different parts arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, the reception and transmission of signal, specifically, by base station
Downlink information receive after, handled to processor 110；In addition, up data are sent to base station.Generally, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrate
Frequency unit 101 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division
Multiple Access, WCDMA), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, FDD Long Term Evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex Long Term Evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user to receive and dispatch electricity by WiFi module 102
Sub- mail, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, it is simultaneously not belonging to must be configured into for mobile terminal, completely can be according to need
To be omitted in the essential scope for do not change invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 100
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, by radio frequency unit 101 or WiFi module 102 it is receiving or
It is sound that the voice data stored in memory 109, which is converted into audio signal and exported,.Moreover, audio output unit 103
The audio output related to the specific function that mobile terminal 100 performs can also be provided (for example, call signal receives sound, disappeared
Breath receives sound etc.).Audio output unit 103 can include loudspeaker, buzzer etc..
A/V input blocks 104 are used to receive audio or video signal.A/V input blocks 104 can include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042, graphics processor 1041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 106.Picture frame after the processing of graphics processor 1041 can be deposited
Storage is transmitted in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (voice data), and can be voice data by such acoustic processing.Audio (voice) data after processing can
To be converted to the form output that mobile communication base station can be sent to via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises and eliminate (or suppression) algorithm to eliminate (or suppression) in reception and send sound
Caused noise or interference during frequency signal.
Mobile terminal 100 also includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity transducer can close when mobile terminal 100 is moved in one's ear
Display panel 1061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axles) size of acceleration, size and the direction of gravity are can detect that when static, the application available for identification mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared ray sensor, will not be repeated here.
Display unit 106 is used for the information for showing the information inputted by user or being supplied to user.Display unit 106 can wrap
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 1061.
User input unit 107 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is relevant.Specifically, user input unit 107 may include contact panel 1071 with
And other input equipments 1072.Contact panel 1071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user uses any suitable objects or annex such as finger, stylus on contact panel 1071 or in contact panel 1071
Neighbouring operation), and corresponding attachment means are driven according to formula set in advance.Contact panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, the touch orientation of touch detecting apparatus detection user, and detect touch operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
Contact coordinate is converted into, then gives processor 110, and the order sent of reception processing device 110 and can be performed.In addition, can
To realize contact panel 1071 using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can wrap
Include but be not limited to physical keyboard, in function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
One or more, do not limit herein specifically.
Further, contact panel 1071 can cover display panel 1061, detect thereon when contact panel 1071 or
After neighbouring touch operation, processor 110 is sent to determine the type of touch event, is followed by subsequent processing device 110 according to touch thing
The type of part provides corresponding visual output on display panel 1061.Although in Fig. 1, contact panel 1071 and display panel
1061 be the part independent as two to realize the input of mobile terminal and output function, but in certain embodiments, can
Input and the output function of mobile terminal are realized so that contact panel 1071 and display panel 1061 is integrated, is not done herein specifically
Limit.
Interface unit 108 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 100.For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 100 or can be with
For transmitting data between mobile terminal 100 and external device (ED).
Memory 109 can be used for storage software program and various data.Memory 109 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Reference picture 2, it is the level schematic diagram of the operating system stored in storing program area, as shown in Fig. 2 the operation system
System includes Loader (loader) layer, Kernel (system kernel) layer, Native (local framework) layer, Framework (framework)
Layer (including C++Framework layers and Java Framework layers) and App (application program) layer, wherein, Kernel layers and
HAL layers (hardware abstraction layer) between Native layers also be present, between the C++Framework layers and Java Framework layers also
JNI layers be present, SysCall layers also be present between the HAL layers and Kernel layers.
The Loader layers include Boot ROM (starting service) and Boot Loader (opening initialization program), the Boot
ROM is mainly used in when mobile terminal is in off-mode, and long-press Power (start) key start, chip guide starts from solidification
Default place's code in ROM starts to perform.Boot Loader are the bootstrap before start-up operation system, are mainly examined
Look into the function such as RAM, initiating hardware parameter.
The Kernel layers be mainly used in carrying out initialization management of process, memory management, loading Display (display),
The related work such as Camera Driver (camera driving) and Binder Driver (Binder drivings), and for creating kernel work
Make the kernel finger daemon such as thread kworkder, traps thread ksoftirqd and traps thread thermal.
The Native layers mainly include finger daemon, HAL layers and boot animation of user's space that init hatchings come etc..
Init processes (by kernel start user level process) can hatch ueventd, logd, healthd, installd, adbd and
The user daemon process User such as lmkd Daemons；Init processes also start servicemanager (service house keeper) and
The critical services such as bootanim (boot animation)；Init processes hatch Zygote processes, and Zygote processes are operating system
First Java process, Zygote are the parent processes of all Java processes, Zygote processes be in itself hatched by init processes and
Come.
The Framework layers include Zygote processes, System Server (system service) processes and Media Server
(multimedia service) process, wherein, Zygote processes, it is to be generated by init processes by fork after parsing init.rc files,
Zygote processes mainly comprising loading ZygoteInit classes, registration Zygote Socket services end socket, loaded virtual machine,
PreloadClasses and preloadResouces etc.；System Server processes, be by Zygote process fork,
System Server are first processes of Zygote hatchings, and System Server are responsible for starting and manage whole Java
Framework, comprising, ActivityManager (application component), PowerManager (power management component) and
WindowManagerServer (window management component) etc. is serviced；Media Server processes, be by init processes fork and
Come, be responsible for starting and manage whole C++framework, include AudioFlinger (audio service), Camera Service
(camera service) and MediaPlayServer (multimedia service) etc. service.
The APP layers include APP processes, and each APP processes generate by Zygote processes fork, and Zygote processes hatch
First App process be Launcher (desktop starter), desktop App, the Zygote process seen for user will also create
The App processes such as Browser (browser), Phone (phone) and Email (mail), each App at least operate in a process
On.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 109, and call and be stored in storage
Data in device 109, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；Preferably, processor 110 can integrate application processor and modulatedemodulate is mediated
Device is managed, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor is main
Handle radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 100 can also include the power supply 111 (such as battery) to all parts power supply, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 100 can also will not be repeated here including bluetooth module etc..
Based on above-mentioned mobile terminal hardware configuration, each embodiment of mobile terminal of the present invention is proposed.
Fig. 1 is refer to, in the first embodiment of mobile terminal of the present invention, the mobile terminal includes：Memory, processor
And the blank screen detection program that can be run on the memory and on the processor is stored in, the blank screen detects program quilt
Following steps are realized during computing device：
The default critical workflow in display service to the mobile terminal is monitored, to obtain critical workflow monitoring number
According to, and the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow monitoring journal；
The default critical workflow in the display service of the mobile terminal is judged according to the critical workflow monitoring journal is
It is no exception occur, and when the default critical workflow occurs abnormal, judge that black screen trouble occurs in the mobile terminal；
Black screen trouble information is extracted from the critical workflow monitoring journal, and the black screen trouble information is exported to spy
Levy journal file.
Further, following steps are also realized when the blank screen detection program is executed by processor：
The critical workflow Monitoring Data of default critical workflow is extracted from the critical workflow monitoring journal；
Judge whether include presupposed information in the critical workflow Monitoring Data；
If including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow occurs abnormal；
If not including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow do not occur exception.
Further, following steps are also realized when the blank screen detection program is executed by processor：
Detect the mobile terminal be in put out screen holding state when, to the key in the critical workflow monitoring journal
Flow Monitoring Data carries out de-redundancy processing.
Further, following steps are also realized when the blank screen detection program is executed by processor：
Judge whether the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value；
When the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value, day is monitored from the critical workflow
Data to be deleted are chosen in will, and deletion action is carried out to the data to be deleted.
Further, following steps are also realized when the blank screen detection program is executed by processor：
Feature journal file is read in timing from default storage region, and judges that the bit number of the feature journal file is
It is no to be more than or equal to predetermined bit number；
When the bit number of the feature journal file is more than or equal to predetermined bit number, by the feature journal file
Default high in the clouds is reached to be stored.
The specific embodiment of mobile terminal of the present invention and each specific embodiment of following blank screen detection methods are essentially identical,
This is not repeated.
Further, the present invention also provides a kind of blank screen detection method of the mobile terminal applied to shown in Fig. 1, reference picture
3, Fig. 3 be the schematic flow sheet of blank screen detection method first embodiment of the present invention.
In the present embodiment, the blank screen detection method includes：
Step S101, the default critical workflow in display service to the mobile terminal is monitored, to obtain key
Flow Monitoring Data, and the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow monitoring day
Will；
The blank screen detection method is applied to the mobile terminal shown in Fig. 1, and the mobile terminal includes smart mobile phone and flat board electricity
Brain etc..It is usually that the display service in operating system exception occurs that blank screen, which occurs, in mobile terminal, so as to cause mobile terminal to occur
Abnormal, therefore, the present invention shows stream by combing and standardizing the display service in Java framework layer in being serviced according to display
The significance level of journey, the flow for displaying that service is shown in Java framework layer is divided into critical workflow and non-key flow, then
Critical workflow is monitored, realizes the exception monitoring of display service, the critical workflow includes light on and off screen broadcast reception flow, bright
Go out and shield reporting events flow, display caching region reading flow and system UI display preparation flows etc..Specifically, the present invention passes through
Deployment monitoring thread, is run, and adjust startup in the form of separate threads in the system_server processes of Java framework layer
Order ensures to perform before the formal startup of display service of Java framework layer.In addition, the present invention in Native layers also by creating
Finger daemon is built, whether the monitoring thread for detecting the operation of Java framework layer exception occurs, and the recovery after exception occurs, tool
Body, the finger daemon actively initiates to communicate to judge to monitor whether thread is normally transported with monitoring thread progress heartbeat by timing
OK, the state of monitoring thread is mainly read in heartbeat communication by Native layers finger daemon, is sentenced according to the state read
Disconnected monitoring thread whether normal operation, when finger daemon, which reads state, is in blocked state, timing is just carried out, when obstruction reaches
To during preset duration will the positive closing monitoring thread, and re-create monitoring thread, it is ensured that monitoring thread is all the time in just
Normal working condition.
When mobile terminal will start to start display service, the system_server for being deployed in Java framework layer is performed
Monitoring thread in process, supervised by the default critical workflow in display service of the monitoring thread to the mobile terminal
Survey, to obtain critical workflow Monitoring Data, and the critical workflow Monitoring Data is exported according to default journal format, to obtain key
Flow monitoring journal.The critical workflow Monitoring Data includes critical workflow mark, critical workflow state and monitoring time etc., and this is pre-
If critical workflow includes light on and off screen broadcast reception flow, light on and off screen reporting events flow, display caching region reading flow and is
UI displays of uniting prepare flow etc., and the default journal format is monitoring time, critical workflow mark, operational motion, operational motion
Perform time, operational motion implementing result and dispaly state etc..
Specifically, the mobile terminal is to light on and off screen broadcast reception flow, light on and off screen reporting events flow, display caching region
Read flow and system UI display preparation flows etc. to be monitored, that is, whether monitor the light on and off screen operation of user's triggering by mobile whole
Hold successful execution, i.e., the state return value for performing the operation of light on and off screens read from register, judge the state return value whether with
State return value before is identical, if the state return value is identical with state return value before, then it represents that light on and off screen is broadcasted
Receive flow and be in abnormality, if the state return value is different from state return value before, then it represents that light on and off screen is broadcasted
Receive flow and be in normal condition；Whether monitoring user reports success based on the light on and off screen event that power button triggers, if should
Light on and off screen reporting events success, then it represents that light on and off screen reporting events flow is in normal condition, if the light on and off screen reporting events
Failure, then it represents that measure screen light on and off screen reporting events flow of going out and be in abnormality；Monitor in display caching region generated data
Whether it is more than predetermined threshold value with the similarity of data to be synthesized, if generated data and data to be synthesized in display caching region
Similarity be more than or equal to predetermined threshold value, then it represents that display caching region read flow be in normal condition, if display delay
Deposit in region that the similarity of generated data and data to be synthesized is less than predetermined threshold value, then it represents that read flow in display caching region
In abnormality；Whether monitoring system UI state value is preset state value, if system UI state value is preset state
Value, then it represents that system UI displays prepare flow and are in abnormality, if system UI state value is not preset state value, table
Show that system UI displays prepare flow and are in normal condition.
Step S102, the default pass in the display service of the mobile terminal is judged according to the critical workflow monitoring journal
Whether key flow there is exception, and when the default critical workflow occurs abnormal, judges that blank screen event occurs in the mobile terminal
Barrier；
The mobile terminal is based on default journal format and exports the critical workflow Monitoring Data, to obtain critical workflow monitoring day
After will, judge whether the default critical workflow in the display service of the mobile terminal occurs according to the critical workflow monitoring journal
It is abnormal, and when this is preset critical workflow and occurs abnormal, judge that black screen trouble occurs in the mobile terminal.
Specifically, in the present embodiment, the display for judging the mobile terminal according to the critical workflow monitoring journal takes
Whether the default critical workflow in business, which abnormal step occurs, includes：
The critical workflow Monitoring Data of default critical workflow is extracted from the critical workflow monitoring journal；
Judge whether include presupposed information in the critical workflow Monitoring Data；
If including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow occurs abnormal；
If not including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow do not occur exception.
The mobile terminal extracts display after critical workflow monitoring journal is got from the critical workflow monitoring journal
The critical workflow Monitoring Data of default critical workflow in service, and whether judge in the critical workflow Monitoring Data comprising default
Information, if including presupposed information in the critical workflow Monitoring Data, judge the default pass in the display service of mobile terminal
There is exception in key flow, if not including presupposed information in the critical workflow Monitoring Data, judges the display clothes of mobile terminal
Default critical workflow in business does not occur exception.The presupposed information include representing the state return value of light on and off screens operation with before
State return value identical information, the information for representing the failure of light on and off screen reporting events, represent in display caching region composite number
It is the letter of preset state value according to the state value that the similarity with data to be synthesized is less than the information of predetermined threshold value and represents system UI
Breath.It should be noted that the presupposed information can be configured by those skilled in the art based on actual conditions, the present embodiment is to this
Do not illustrate.
Step S103, black screen trouble information is extracted from the critical workflow monitoring journal, and the black screen trouble is believed
Breath is exported to feature journal file.
The mobile terminal extracts black screen trouble letter when default critical workflow occurs abnormal from critical workflow monitoring journal
Breath, and the black screen trouble information is exported to feature journal file, specifically, mobile terminal individually creates a thread by blank screen
Fault message is output to Debugerd processes, and the output of black screen trouble information orientation extremely is had into Debugerd by Debugerd processes
In the feature journal file of authority processing.
In the present embodiment, the default critical workflow in display service of the present invention to mobile terminal is monitored, to obtain
Critical workflow Monitoring Data is taken, and the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow prison
Survey daily record, then according to the critical workflow monitoring journal judge the mobile terminal display service in default critical workflow whether
Occur abnormal, and when this is preset critical workflow and occurs abnormal, judge that black screen trouble occurs in the mobile terminal, finally from the key
Black screen trouble information is extracted in flow monitoring journal, and the black screen trouble information is exported to feature journal file, this programme and led to
The critical workflow crossed in the display service to mobile terminal is monitored, can be in the display service of mobile terminal is monitored
When critical workflow occurs abnormal, judge that black screen trouble occurs in mobile terminal, and black screen trouble information is exported to feature daily record text
Part, it is easy to developer when the detection that blank screen reason is carried out to mobile terminal positions, query characteristics journal file, so as to quick
Accurately positioning blank screen reason, greatly reduce human cost and time cost.
Further, reference picture 4, based on above-mentioned first embodiment, it is proposed that the second of blank screen detection method of the present invention is real
Example is applied, the difference with previous embodiment is, after step S101, the blank screen detection method also includes：
Step S104, detect the mobile terminal be in put out screen holding state when, to the critical workflow monitor day
Critical workflow Monitoring Data in will carries out de-redundancy processing.
It should be noted that the present invention proposes a kind of concrete mode of Elimination of Data Redundancy based on previous embodiment, below
Only it is explained, it is other to can refer to previous embodiment.
The mobile terminal is based on default journal format and exports the critical workflow Monitoring Data, to obtain critical workflow monitoring day
After will, detect the mobile terminal and whether be in and put out screen holding state, and the standby shape of screen is put out detecting that the mobile terminal is in
During state, de-redundancy processing is carried out to the critical workflow Monitoring Data in the critical workflow monitoring journal, and after storing de-redundancy
Critical workflow monitoring journal.For example, the generation time of the critical workflow Monitoring Data in critical workflow monitoring journal is in 10
O'clock to 11 points, total stores 1000 datas, and black screen trouble occurs during 10 points to 11 points in mobile terminal, and blank screen therefore
The critical workflow for hindering type for display service is abnormal, then carries out de-redundancy to 1000 datas of storage, i.e., by this 1000 numbers
Storage is exported according to an information being integrated into including blank screen type, record data quantity and time point, is avoided to 1000 information
Type and time point export storage respectively, to save memory space.
In specific implementation, critical workflow that the mobile terminal can also be in preset time in critical workflow monitoring journal
Monitoring Data carry out de-redundancy processing, preset time is the reasonable de-redundancy interval time being determined by experiment, here every when
In, it is necessary to de-redundancy data will not too much also will not very little, cause spend overlong time or de-redundancy it is excessively frequent.Go
The process of redundancy is that the critical workflow Monitoring Data in critical workflow monitoring journal will be integrated into a daily record in preset time
Stored, this information include cause card shield the reason for type, the time point of appearance, and all kinds appearance number.
In the present embodiment, the present invention by mobile terminal be in put out screen holding state when, to the image of stored record
Storehouse calls data to carry out de-redundancy, can effectively reduce the data of stored record, reduces disk space and takes, and improves disk profit
With rate.
Further, reference picture 5, based on above-mentioned first or second embodiments, it is proposed that blank screen detection method of the present invention
3rd embodiment, the difference with previous embodiment are, after step S101, the blank screen detection method also includes：
Step S105, judges whether the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value；
Step S106, when the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value, from the key
Data to be deleted are chosen in flow monitoring journal, and deletion action is carried out to the data to be deleted.
It should be noted that the present invention proposes a kind of data storage method based on previous embodiment, only this is entered below
Row explanation, it is other to can refer to previous embodiment.
Specifically, the memory cell in mobile terminal is divided into multiple storage sections, and each section that stores is used to store difference
Data, and the capacity in each storage section is certain, that is, the data volume that may store is certain.Accordingly, for storing crucial stream
The capacity in the storage section of journey monitoring journal is also certain, is stored when the storage of critical workflow monitoring journal is arrived into this in preset time
When in section, its data volume stored is continuously increased, it is possible to beyond its capacity.So as to be carried out by critical workflow monitoring journal
After de-redundancy processing storage, judge whether the storage data quantity of the critical workflow monitoring journal of storage exceedes predetermined threshold value, this is pre-
If threshold value is the amount of capacity for being used to store the storage region of critical workflow monitoring journal.The storage of critical workflow monitoring journal
When data volume exceedes predetermined threshold value, then illustrate that the capacity in this storage section runs out, it is impossible to carry out data storage again, it is necessary to it
The critical workflow monitoring journal of storage carries out deletion action.Information to be deleted is chosen from the critical workflow monitoring journal of storage,
This information to be deleted is subjected to deletion action.The principle wherein chosen can be according to time sequencing, and time sequencing is more forward, shows this
Critical workflow monitoring journal is more remote according to the now time, and what is referred to has little significance, and enters so as to choose it for information to be deleted
Row is deleted.
In the present embodiment, the present invention can when the storage data quantity of critical workflow monitoring journal exceedes predetermined threshold value,
Critical workflow monitoring journal is selectively deleted, improves memory space utilization rate.
Further, based on foregoing first, second or third embodiment, it is proposed that the 4th of blank screen detection method of the present invention
Embodiment, the difference with previous embodiment are that the blank screen detection method also includes：
Feature journal file is read in timing from default storage region, and judges that the bit number of the feature journal file is
It is no to be more than or equal to predetermined bit number；
When the bit number of the feature journal file is more than or equal to predetermined bit number, by the feature journal file
Default high in the clouds is reached to be stored.
It should be noted that the present invention proposes a kind of specific storage side of feature journal file based on previous embodiment
Formula, only it is explained below, it is other to can refer to previous embodiment.
Feature journal file is read in mobile terminal timing from default storage region, and judges this feature journal file
Whether bit number is more than or equal to predetermined bit number, is then more than or equal to predetermined bit in the bit number of this feature journal file
During number, the feature journal file in default storage region is uploaded to default high in the clouds and stored, and from default storage region
Delete and upload successful feature journal file.
In the present embodiment, the present invention can exceed certain bit number in feature journal file, by feature journal file
Reach high in the clouds to be stored, improve disk utilization.
In addition, the embodiment of the present invention also proposes a kind of computer-readable recording medium, the computer-readable recording medium
On be stored with blank screen detection program, blank screen detection program realizes following steps when being executed by processor：
The default critical workflow in display service to the mobile terminal is monitored, to obtain critical workflow monitoring number
According to, and the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow monitoring journal；
The default critical workflow in the display service of the mobile terminal is judged according to the critical workflow monitoring journal is
It is no exception occur, and when the default critical workflow occurs abnormal, judge that black screen trouble occurs in the mobile terminal；
Black screen trouble information is extracted from the critical workflow monitoring journal, and the black screen trouble information is exported to spy
Levy journal file.
Further, following steps are also realized when the blank screen detection program is executed by processor：
The critical workflow Monitoring Data of default critical workflow is extracted from the critical workflow monitoring journal；
Judge whether include presupposed information in the critical workflow Monitoring Data；
If including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow occurs abnormal；
If not including presupposed information in the critical workflow Monitoring Data, in the display service for judging the mobile terminal
Default critical workflow do not occur exception.
Further, following steps are also realized when the blank screen detection program is executed by processor：
Detect the mobile terminal be in put out screen holding state when, to the key in the critical workflow monitoring journal
Flow Monitoring Data carries out de-redundancy processing.
Further, following steps are also realized when the blank screen detection program is executed by processor：
Judge whether the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value；
When the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value, day is monitored from the critical workflow
Data to be deleted are chosen in will, and deletion action is carried out to the data to be deleted.
Further, following steps are also realized when the blank screen detection program is executed by processor：
Feature journal file is read in timing from default storage region, and judges that the bit number of the feature journal file is
It is no to be more than or equal to predetermined bit number；
When the bit number of the feature journal file is more than or equal to predetermined bit number, by the feature journal file
Default high in the clouds is reached to be stored.
The specific embodiment of computer-readable recording medium of the present invention and each specific embodiment of above-mentioned blank screen detection method
Essentially identical, therefore not to repeat here.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or system including a series of elements not only include those key elements, and
And also include the other element being not expressly set out, or also include for this process, method, article or system institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Other identical element also be present in the process of key element, method, article or system.
The embodiments of the present invention are for illustration only, do not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on such understanding, technical scheme is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in one as described above
In computer-readable storage medium (such as ROM/RAM, magnetic disc, CD), including some instructions are causing a station terminal equipment (can be
Mobile phone, computer, server, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of blank screen detection method, it is characterised in that the blank screen detection method is applied to mobile terminal, the blank screen detection
Method comprises the following steps：
The default critical workflow in display service to the mobile terminal is monitored, to obtain critical workflow Monitoring Data,
And the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow monitoring journal；
Judge whether the default critical workflow in the display service of the mobile terminal goes out according to the critical workflow monitoring journal
It is now abnormal, and when the default critical workflow occurs abnormal, judge that black screen trouble occurs in the mobile terminal；
Black screen trouble information is extracted from the critical workflow monitoring journal, and the black screen trouble information is exported to characteristic day
Will file.
2. blank screen detection method as claimed in claim 1, it is characterised in that described to be sentenced according to the critical workflow monitoring journal
Whether the default critical workflow in the display service of the disconnected mobile terminal, which abnormal step occurs, includes：
The critical workflow Monitoring Data of default critical workflow is extracted from the critical workflow monitoring journal；
Judge whether include presupposed information in the critical workflow Monitoring Data；
If including presupposed information in the critical workflow Monitoring Data, judge default in the display service of the mobile terminal
Critical workflow occurs abnormal；
If not including presupposed information in the critical workflow Monitoring Data, judge pre- in the display service of the mobile terminal
If critical workflow does not occur exception.
3. blank screen detection method as claimed in claim 1, it is characterised in that the basis presets journal format and exports the pass
Key flow Monitoring Data, the step of to obtain critical workflow monitoring journal after, the blank screen detection method also includes：
Detect the mobile terminal be in put out screen holding state when, to the critical workflow in the critical workflow monitoring journal
Monitoring Data carries out de-redundancy processing.
4. blank screen detection method as claimed in claim 1, it is characterised in that the basis presets journal format and exports the pass
Key flow Monitoring Data, the step of to obtain critical workflow monitoring journal after, the blank screen detection method also includes：
Judge whether the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value；
When the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value, from the critical workflow monitoring journal
Data to be deleted are chosen, and deletion action is carried out to the data to be deleted.
5. the blank screen detection method as any one of claim 1-4, it is characterised in that described to believe the black screen trouble
After breath output to the step of feature journal file, the blank screen detection method also includes：
Feature journal file is read in timing from default storage region, and judges whether the bit number of the feature journal file is big
In or equal to predetermined bit number；
When the bit number of the feature journal file is more than or equal to predetermined bit number, the feature journal file is uploaded to
Default high in the clouds is stored.
6. a kind of mobile terminal, it is characterised in that the mobile terminal includes：Memory, processor and it is stored in the storage
On device and the blank screen detection program that can run on the processor, blank screen detection program is by real during the computing device
Existing following steps：
The default critical workflow in display service to the mobile terminal is monitored, to obtain critical workflow Monitoring Data,
And the critical workflow Monitoring Data is exported according to default journal format, to obtain critical workflow monitoring journal；
Judge whether the default critical workflow in the display service of the mobile terminal goes out according to the critical workflow monitoring journal
It is now abnormal, and when the default critical workflow occurs abnormal, judge that black screen trouble occurs in the mobile terminal；
Black screen trouble information is extracted from the critical workflow monitoring journal, and the black screen trouble information is exported to characteristic day
Will file.
7. mobile terminal as claimed in claim 6, it is characterised in that when the blank screen detects program by the computing device
Also realize following steps：
The critical workflow Monitoring Data of default critical workflow is extracted from the critical workflow monitoring journal；
Judge whether include presupposed information in the critical workflow Monitoring Data；
If including presupposed information in the critical workflow Monitoring Data, judge default in the display service of the mobile terminal
Critical workflow occurs abnormal；
If not including presupposed information in the critical workflow Monitoring Data, judge pre- in the display service of the mobile terminal
If critical workflow does not occur exception.
8. mobile terminal as claimed in claim 6, it is characterised in that when the blank screen detects program by the computing device
Also realize following steps：
Detect the mobile terminal be in put out screen holding state when, to the critical workflow in the critical workflow monitoring journal
Monitoring Data carries out de-redundancy processing.
9. mobile terminal as claimed in claim 6, it is characterised in that when the blank screen detects program by the computing device
Also realize following steps：
Judge whether the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value；
When the storage data quantity of the critical workflow monitoring journal exceedes predetermined threshold value, from the critical workflow monitoring journal
Data to be deleted are chosen, and deletion action is carried out to the data to be deleted.
10. a kind of computer-readable recording medium, it is characterised in that blank screen inspection is stored with the computer-readable recording medium
Ranging sequence, the blank screen detection program realize the blank screen detection as any one of claim 1 to 5 when being executed by processor
The step of method.
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