CN108052575A - File scanning method, equipment and storage medium - Google Patents
File scanning method, equipment and storage medium Download PDFInfo
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- CN108052575A CN108052575A CN201711292771.2A CN201711292771A CN108052575A CN 108052575 A CN108052575 A CN 108052575A CN 201711292771 A CN201711292771 A CN 201711292771A CN 108052575 A CN108052575 A CN 108052575A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/17—Details of further file system functions
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/40—Information retrieval; Database structures therefor; File system structures therefor of multimedia data, e.g. slideshows comprising image and additional audio data
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- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
The embodiment of the invention discloses a kind of file scanning method, equipment and storage mediums.Wherein, file scanning method is applied to terminal device, and this method includes：The essential information of file to be scanned in scanning storage peripheral hardware, and update to the database in the storage peripheral hardware；According to the essential information, determine in the file to be scanned by modification file；The details by modification file are scanned, and are updated to the database.In the technical solution of the embodiment of the present invention, pass through the strategy scanned stage by stage, terminal device need to only scan the essential information of file to be scanned in storage peripheral hardware, with by the details of modification file, compared to the method for the whole fileinfo of file to be scanned of traverse scanning, the information content for needing to scan is greatly reduced, shortens the file scan time, improves file scan efficiency.
Description
Technical field
The present embodiments relate to electronic storage device scanning technique field more particularly to a kind of file scanning method, set
Standby and storage medium.
Background technology
With the popularization of network, the promotion of network speed and the downward of network rate, internet television and OTT set-top box
Etc. Androids television equipment be gradually promoted, provide the colourful media resource such as TV play, film to the user.
For the Androids television equipment such as internet television and OTT set-top box, a common usage scenario is exactly from local
It stores and file is read in peripheral hardware (such as flash disk, mobile hard disk), then play or browsing multimedia file.Android television equipment passes through
Media Survey module in Android system classifies to multimedia file and obtains the essential information of multimedia file.
Primary Media Survey module, is according to this external storage of mobile phone in the Android system of usual Android television equipment
Place capacity is limited and the design of usage scenario that will not usually replace, but the appearance that peripheral hardware is locally stored of Android television equipment
It measures usually very greatly, and peripheral hardware is locally stored may often to replace, if the scanning strategy using primary Media Survey module
That removes scanning Android television equipment is locally stored peripheral hardware, when can cause to obtain excessively slow multimedia file details and scanning
Between long CPU (Central Processing Unit, central processing unit) occupation problem brought.
The content of the invention
To solve Related Technical Issues, the embodiment of the present invention provides a kind of file scanning method, equipment and storage medium, with
Improve file scan efficiency.
To achieve the above object, the embodiment of the present invention adopts the following technical scheme that：
In a first aspect, an embodiment of the present invention provides a kind of file scanning method, applied to terminal device, including：
The essential information of file to be scanned in scanning storage peripheral hardware, and update to the database in the storage peripheral hardware；
According to the essential information, determine in the file to be scanned by modification file；
The details by modification file are scanned, and are updated to the database.
Second aspect, an embodiment of the present invention provides a kind of equipment, including：
One or more processors；
Storage device, for storing one or more programs；
When one or more of programs are performed by one or more of processors so that one or more of processing
Device realizes the file scanning method provided such as any embodiment of the present invention.
The third aspect, an embodiment of the present invention provides a kind of computer readable storage mediums, are stored thereon with computer journey
Sequence realizes the file scanning method provided such as any embodiment of the present invention when the program is executed by processor.
The advantageous effect that technical solution provided in an embodiment of the present invention is brought：
The embodiment of the present invention provides a kind of file scanning method, equipment and storage medium, wherein, file scanning method should
For terminal device, terminal device is using the strategy scanned stage by stage, to being mounted in the storage peripheral hardware on the terminal device
File is scanned, i.e., terminal device first quickly scans the essential information of file to be scanned, is filtered out based on essential information and waits to sweep
Retouch in file by modification file, then scan by the details of modification file；The technical solution of the embodiment of the present invention, by dividing
Stage scanning strategy, terminal device need to only scan storage peripheral hardware in file to be scanned essential information and by modification file
The method of details, the compared with prior art whole fileinfo of file to be scanned of middle traverse scanning, greatly reduces needs
The information content of scanning shortens the file scan time, improves file scan efficiency.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also implement according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is a kind of flow diagram of file scanning method provided in an embodiment of the present invention；
Fig. 2 is the flow diagram of another file scanning method provided in an embodiment of the present invention；
Fig. 3 is the flow diagram of another file scanning method provided in an embodiment of the present invention；
Fig. 4 is a kind of structure diagram of equipment provided in an embodiment of the present invention.
Specific embodiment
For make present invention solves the technical problem that, the technical solution that uses and the technique effect that reaches it is clearer, below
The technical solution of the embodiment of the present invention will be described in further detail with reference to attached drawing, it is clear that described embodiment is only
It is part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
All other embodiments obtained under the premise of creative work are not made, belong to the scope of protection of the invention.
It please refers to Fig.1, a kind of file scanning method provided in this embodiment, terminal device is mounted to suitable for storage peripheral hardware
When, terminal device carries out storage peripheral hardware the scene of file scan；This method can be by the file scanning device in terminal device
It performs, this document scanning means can specifically be realized by way of software and/or hardware.
As shown in Figure 1, file scanning method provided in this embodiment, applied to terminal device, this method can specifically wrap
Include following content：
The essential information of file to be scanned in S110, scanning storage peripheral hardware, and update to the database in storage peripheral hardware.
Illustratively, terminal device can be the Androids television equipments such as internet television and OTT set-top box；Storing peripheral hardware can
Think the pluggable storage device such as flash disk, mobile hard disk, storing in peripheral hardware has corresponding database；File to be scanned can be
The multimedia files such as audio file, video file；Essential information include but not limited to the title of file to be scanned, file path,
The information such as father path, last modification time and file size.
When storage peripheral hardware is mounted on terminal device, the system of terminal device can send carry broadcast, scan static note
The radio receiver of volume can receive carry broadcast, open the scan procedure with message loop mechanism and start to scan, that is, start
File to be scanned in storage peripheral hardware is scanned stage by stage, includes but not limited to essential information scanning and details scanning.
Optionally, essential information scan operation S110 can specifically include：
By the second scan procedure, the essential information of file to be scanned in traverse scanning storage peripheral hardware.
If the quantity of the essential information scanned has reached the second setting numerical value, by update of basic information to data
Storehouse.
In one embodiment, terminal device enables the second scan procedure, and traverse scanning stores each to be scanned in peripheral hardware
The essential informations such as title, file path, father path, last modification time and the file size of file.It is scanned in essential information
In the process, often add up scanning to the essential information of the second setting numerical value, the essential information scanned is just updated into data together
Storehouse, for example, often scan the data of 300 essential informations, then it is this by the data update of this 300 essential informations to database
Information updating method, compared to the method that often one essential information of scanning just updates database, operating efficiency higher.
It should be noted that above-mentioned essential information scan operation, only occurs in the java layers of terminal device system, and solve
Analysis scanning essential information consumption cpu resource is relatively fewer, and the scan operation in the stage can terminate quickly.
S120, according to essential information, determine in file to be scanned by modification file.
Illustratively, last file and the file content quilt to be scanned for scanning and newly increasing afterwards is included by modification file
The file to be scanned changed.
The scanning information that be scanned file of the terminal device in upper once scanning storage peripheral hardware obtains is (including text to be scanned
The essential information of part), it is stored in the database of storage peripheral hardware in corresponding file.Terminal device stores last time scanning
Essential information in the database, with present scan to essential information be compared, if the file in two parts of essential informations
Last modification time information in size information difference and/or two parts of essential informations is different, it is determined that corresponding file to be scanned
For by modification file.
Optionally, terminal device is using the last modification time in essential information as the definite foundation by modification file, phase
It answers, determines specifically be included by the operation S120 of modification file：
The last modification time of file to be scanned is inquired about from database.
If it does not inquire the last modification time of file to be scanned from database or is inquired from database upper
Secondary modification time, the last modification time obtained with present scan differ, it is determined that file to be scanned is by modification file.
Illustratively, the content of file to be scanned is changed, inevitably results in the last modification time hair of the file to be scanned
It is raw to change, but the file size of the file to be scanned then not necessarily changes, therefore, terminal device is according to file to be scanned
Last modification time, can the accurate judgement file to be scanned whether be to be changed file.Since terminal device is scanning every time
When storing the file to be scanned in peripheral hardware, the last modification time information scanned can be updated storage to the data of storage peripheral hardware
In storehouse, therefore, the last modification time of the file to be scanned when terminal device can inquire last scanning from this database.
In one embodiment, if terminal device does not inquire the last time of file to be scanned from the database of storage peripheral hardware
Sweep time, it is determined that file that the file to be scanned is newly increased afterwards for last scanning namely by modification file.If terminal
Equipment has the last modification time for inquiring file to be scanned from the database of storage peripheral hardware, and inquired from database
Last modification time, the last modification time obtained with present scan differ, it is determined that the file to be scanned is by modification text
Part.
If terminal device has the last modification time that inquires file to be scanned from the database of storage peripheral hardware, and from number
It is identical with the last modification time that present scan obtains, it is determined that the text to be scanned according to the last modification time inquired in storehouse
Part is not changed.
S130, scanning are updated by the details of modification file to database.
Illustratively, by the details of modification file, the specific metadata for being changed file is referred to.For example, for more
Media file, details can include the letters such as composer's name, composition style, album information, song title or movie name
Breath.
Optionally, details scan operation S130 can specifically include：
3rd scan procedure is enabled based on default process priority.
By the 3rd scan procedure, traverse scanning is by the details of modification file.
If the quantity of the details scanned has reached the 3rd setting numerical value, by details update to data
Storehouse.
Illustratively, details scan operation is happened at the native layers of system, is eventually transferred to the java layers of system,
Therefore, terminal device is in details of the parsing scanning by modification file, when can occupy more cpu resource, and scan
Between it is partially long, if scan procedure occupies cpu resource for a long time, the system that will influence enables desktop starter process, broadcasting process
Etc. other important processes, terminal device is led to problems such as to occur starting blunt, broadcasting multimedia file interim card, even result in user
Think that system is stuck.
In one embodiment, terminal device first reduces the 3rd scan procedure before details scan operation is carried out
Process priority, the process priority for setting the 3rd scan procedure is other heavy less than desktop starter process, broadcasting process etc.
Want the process priority of process.For example, terminal device before the 3rd scan procedure is enabled, can be seized by the CPU of Linux
Formula mechanism preferentially concedes cpu resource, and System Priority is allowed to handle other important processes such as desktop starter process, broadcasting process.
Terminal device enable the 3rd scan procedure traverse scanning by modification file details when, often add up scanning to the 3rd setting
The details scanned are just updated database by the details of numerical value together, for example, often scanning 300 details
Data, then by the data update of this 300 details to database, this information updating method, compared to often scanning one
The method that details just update database, operating efficiency higher.
Optionally, terminal device is while every time by the essential information of batch or details update to database, also
The broadcast that the database can be read is sent to system, can accelerate to store the display speed of the fileinfo of multimedia file in peripheral hardware
Degree and renewal speed show the accurate fileinfo of multimedia file for user in time.
In conclusion in the technical solution of the present embodiment, terminal device is using the strategy scanned stage by stage, to being mounted to
The file in storage peripheral hardware on the terminal device is scanned, i.e., terminal device first quickly scans the basic letter of file to be scanned
Breath, based on essential information filter out in file to be scanned by modification file, then scan by the details of modification file；Pass through
The strategy scanned stage by stage, terminal device need to only scan storage peripheral hardware in file to be scanned essential information and by modification file
Details, the compared with prior art whole fileinfo of file to be scanned of middle traverse scanning method, greatly reducing needs
The information content to be scanned shortens the file scan time, improves file scan efficiency.
It please refers to Fig.2, on the basis of above-described embodiment, optionally, the file to be scanned in the scanning storage peripheral hardware
Essential information before, further include：
When storage peripheral hardware is mounted to the terminal device, the empty file of database in storage peripheral hardware is deleted.
It is further alternative, the empty file for deleting database in storage peripheral hardware, including：
By the first scan procedure, the database in storage peripheral hardware is scanned along carry traversal path, is determined in database
Empty file；
If it is determined that the quantity of empty file when having reached the first setting numerical value, delete the empty file in database.
Terminal device first deletes ineffective law, rule, etc. invalid in database before the essential information of file to be scanned is scanned as a result,
Part avoids showing the file and its fileinfo that have been not present in some storage peripheral hardwares for user.
As shown in Fig. 2, the technical solution of the present embodiment can specifically include following content：
S210, when store peripheral hardware be mounted to terminal device when, delete storage peripheral hardware in database empty file.
Optionally, empty file delete operation S210 can include：
By the first scan procedure, the database in storage peripheral hardware is scanned along carry traversal path, is determined in database
Empty file.
If it is determined that the quantity of empty file when having reached the first setting numerical value, delete the empty file in database.
In one embodiment, when storage peripheral hardware is mounted to terminal device, terminal device performs essential information scanning behaviour
Before work, the first scan procedure is first enabled, reads the database in storage peripheral hardware, after confirming database not for sky, according to system
The carry path that kernel provides, traverse scanning store the catalogue file folder in the database in peripheral hardware, confirm empty file therein,
Often add up to determine the first empty file for setting numerical value, just delete the empty file having determined in batches, for example, often determining 50 ineffective law,s rule, etc.
Part is then deleted this 50 empty files batch, the method that this batch deletes empty file, compared with prior art in delete one by one it is empty
The method of file, operating efficiency higher.
After empty file whole in database is deleted, the broadcast in readable data storehouse occurs again to system for terminal device,
Perform the essential information scan operation of following S220.
The essential information of file to be scanned in S220, scanning storage peripheral hardware, and update to the database in storage peripheral hardware.
S230, according to essential information, determine in file to be scanned by modification file.
S240, scanning are updated by the details of modification file to database.
In conclusion in the technical solution of the present embodiment, when storage peripheral hardware is mounted on terminal device, terminal device is first
Determine and delete empty file invalid in database, avoid for user show in some storage peripheral hardwares the file that has been not present and
Its fileinfo.
It please refers to Fig.3, on the basis of above-described embodiment, optionally, described when storage peripheral hardware is mounted to terminal device
When, delete storage peripheral hardware in database empty file before, further include：
When storage peripheral hardware is mounted to terminal device for the first time, database is established in peripheral hardware is stored；
The fileinfo of all files in scanning storage peripheral hardware, and store in the database.
It is further alternative, it is described to establish database in peripheral hardware is stored, it is specifically as follows：In the specified text of storage peripheral hardware
Database is established in part folder, and specified folder is arranged to hidden state.
Terminal device establishes external data base in the specified folder of storage peripheral hardware as a result, avoids storage peripheral hardware each
When being mounted on terminal device, it is required for storing the problem of all files in peripheral hardware carry out multiple scanning, is located at outside storage
When being mounted to for the second time and subsequently on terminal device, sweep time is greatly reduced, improves scan efficiency.
As shown in figure 3, the technical solution of the present embodiment can specifically include following content：
S310, when store peripheral hardware for the first time be mounted to terminal device when, establish database in peripheral hardware is stored.
The fileinfo of all files in S320, scanning storage peripheral hardware, and store in the database.
Optionally, during first time carry, database is being established in peripheral hardware is stored, is being specifically as follows：In storage peripheral hardware
Database is established in specified folder, and specified folder is arranged to hidden state.
In one embodiment, when terminal device determines the storage peripheral hardware first time carry according to No. UID of storage peripheral hardware,
Database is established in the specified folder of storage peripheral hardware, to avoid bringing puzzlement to user, is given tacit consent to the specified file sandwiched
It is set to hidden state.For reduce storage peripheral hardware again carry when sweep time, during first time carry, terminal device need to be scanned and deposited
The fileinfo (including essential information and details) of all files in peripheral hardware is stored up, and is stored in the database, works as storage
Peripheral hardware again carry when, terminal device determines subsequent scanning strategy stage by stage based on the fileinfo stored in database, lead to
Scanning strategy stage by stage is crossed to realize reduction sweep time, improve scan efficiency.
It should be noted that the operation of S310 and S320 is only just performed when storing peripheral hardware first time carry, it is outer in storage
If when first time carry and follow-up carry, terminal device is all based on the fileinfo in database to determine what is scanned stage by stage
Scanning strategy, it is no longer necessary to perform the operation of S310 and S320.
S330, when store peripheral hardware be mounted to terminal device when, delete storage peripheral hardware in database empty file.
The essential information of file to be scanned in S340, scanning storage peripheral hardware, and update to the database in storage peripheral hardware.
S350, according to essential information, determine in file to be scanned by modification file.
S360, scanning are updated by the details of modification file to database.
In conclusion in the technical solution of the present embodiment, when storage peripheral hardware is mounted to terminal device for the first time, terminal is set
It is standby to establish external data base in the specified folder of storage peripheral hardware, when avoiding the storage peripheral hardware from being mounted to every time on terminal device,
The problem of all files being required in storage peripheral hardware carry out multiple scanning is located at second outside storage and is subsequently mounted to end
When in end equipment, sweep time is greatly reduced, improves scan efficiency.
Fig. 4 is a kind of structure diagram of equipment provided in an embodiment of the present invention.Fig. 4 shows to be used for realizing this hair
The block diagram of the example devices 12 of bright embodiment.The equipment 12 that Fig. 4 is shown is only an example, and the present invention should not be implemented
The function and use scope of example bring any restrictions.
As shown in figure 4, equipment 12 is showed in the form of common apparatus.The component of equipment 12 can include but is not limited to：One
A either multiple processors or processing unit 16, system storage 28, connection different system component is (including system storage 28
With processing unit 16) bus 18.
Bus 18 represents the one or more in a few class bus structures, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using the arbitrary bus structures in a variety of bus structures.It lifts
For example, these architectures include but not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Equipment 12 typically comprises various computing systems readable medium.These media can be it is any can be by equipment 12
The usable medium of access, including volatile and non-volatile medium, moveable and immovable medium.
System storage 28 can include the computer system readable media of form of volatile memory, such as arbitrary access
Memory (RAM) 30 and/or cache memory 32.Equipment 12 may further include it is other it is removable/nonremovable,
Volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for reading and writing irremovable
, non-volatile magnetic media (Fig. 4 do not show, commonly referred to as " hard disk drive ").Although not shown in Fig. 4, use can be provided
In to moving the disc driver of non-volatile magnetic disk (such as " floppy disk ") read-write and to moving anonvolatile optical disk
The CD drive of (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver can
To be connected by one or more data media interfaces with bus 18.Memory 28 can include at least one program product,
The program product has one group of (for example, at least one) program module, these program modules are configured to perform each implementation of the invention
The function of example.
Program/utility 40 with one group of (at least one) program module 42 can be stored in such as memory 28
In, such program module 42 include but not limited to operating system, one or more application program, other program modules and
Program data may include the realization of network environment in each or certain combination in these examples.Program module 42 is usual
Perform the function and/or method in embodiment described in the invention.
Equipment 12 can also communicate with one or more external equipments 14 (such as keyboard, sensing equipment, display 24 etc.),
Can also be enabled a user to one or more equipment interacted with the equipment 12 communication and/or with enable the equipment 12 with
Any equipment (such as network interface card, modem etc.) communication that one or more of the other computing device communicates.It is this logical
Letter can be carried out by input/output (I/O) interface 22.Also, equipment 12 can also by network adapter 20 and one or
The multiple networks of person (such as LAN (LAN), wide area network (WAN) and/or public network, such as internet) communication.As shown in the figure,
Network adapter 20 is communicated by bus 18 with other modules of equipment 12.It should be understood that it although not shown in the drawings, can combine
Equipment 12 uses other hardware and/or software module, includes but not limited to：Microcode, device driver, redundant processing unit,
External disk drive array, RAID system, tape drive and data backup storage system etc..
Processing unit 16 is stored in program in system storage 28 by operation, so as to perform various functions application and
Data processing, such as realize the file scanning method that the embodiment of the present invention is provided.
The embodiment of the present invention additionally provides a kind of storage medium for including computer executable instructions, and the computer can be held
Row instruction is used to perform a kind of file scanning method when being performed by computer processor, applied to terminal device, this method bag
It includes：
The essential information of file to be scanned in scanning storage peripheral hardware, and update to the database in the storage peripheral hardware；
According to the essential information, determine in the file to be scanned by modification file；
The details by modification file are scanned, and are updated to the database.
The arbitrary of one or more computer-readable media may be employed in the computer storage media of the embodiment of the present invention
Combination.Computer-readable medium can be computer-readable signal media or computer readable storage medium.It is computer-readable
Storage medium for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, device or
Device or arbitrary above combination.The more specific example (non exhaustive list) of computer readable storage medium includes：Tool
There are one or the electrical connections of multiple conducting wires, portable computer diskette, hard disk, random access memory (RAM), read-only memory
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any tangible medium for including or storing program, which can be commanded execution system, device or device
Using or it is in connection.
Computer-readable signal media can include in a base band or as carrier wave a part propagation data-signal,
Wherein carry computer-readable program code.Diversified forms may be employed in the data-signal of this propagation, including but it is unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium beyond storage medium is read, which can send, propagates or transmit and be used for
By instruction execution system, device either device use or program in connection.
The program code included on computer-readable medium can be transmitted with any appropriate medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
It can write to perform the computer that operates of the present invention with one or more programming languages or its combination
Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++,
Further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with
It fully performs, partly perform on the user computer on the user computer, the software package independent as one performs, portion
Divide and partly perform or perform on a remote computer or server completely on the remote computer on the user computer.
Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including LAN (LAN) or
Wide area network (WAN)-be connected to subscriber computer or, it may be connected to outer computer (such as is carried using Internet service
Pass through Internet connection for business).
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various apparent variations,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
It can include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (10)
1. a kind of file scanning method, applied to terminal device, which is characterized in that including：
The essential information of file to be scanned in scanning storage peripheral hardware, and update to the database in the storage peripheral hardware；
According to the essential information, determine in the file to be scanned by modification file；
The details by modification file are scanned, and are updated to the database.
2. the method as described in claim 1, which is characterized in that the basic letter of file to be scanned in the scanning storage peripheral hardware
Before breath, further include：
When storage peripheral hardware is mounted to the terminal device, the empty file of database in the storage peripheral hardware is deleted.
3. method as claimed in claim 2, which is characterized in that the empty file for deleting database in the storage peripheral hardware,
Including：
By the first scan procedure, the database along in the carry traversal path scanning storage peripheral hardware determines the database
In empty file；
If it is determined that the quantity of empty file when having reached the first setting numerical value, delete the ineffective law, rule, etc. in the database
Part.
4. the method as described in claim 1, which is characterized in that the basic letter of file to be scanned in the scanning storage peripheral hardware
Breath, and update to the database in the storage peripheral hardware, including：
By the second scan procedure, the essential information of file to be scanned in peripheral hardware is stored described in traverse scanning；
If the quantity of the essential information scanned has reached the second setting numerical value, by the update of basic information described in
Database.
5. the method as described in claim 1, which is characterized in that the last time that the essential information includes the file to be scanned repaiies
Change the time；
Correspondingly, described according to the essential information, determine in the file to be scanned by modification file, including：
The last modification time of the file to be scanned is inquired about from the database；
If it does not inquire the last modification time of the file to be scanned from database or is inquired from database upper
Secondary modification time, the last modification time obtained with present scan differ, it is determined that the file to be scanned is by modification text
Part.
6. the method as described in claim 1, which is characterized in that the scanning details by modification file, and more
The database is newly arrived, including：
3rd scan procedure is enabled based on default process priority；
By the 3rd scan procedure, by the details of modification file described in traverse scanning；
If the quantity of the details scanned has reached the 3rd setting numerical value, the details are updated to described
Database.
7. method as claimed in claim 2, which is characterized in that described when storage peripheral hardware is mounted to the terminal device,
Delete it is described storage peripheral hardware in database empty file before, further include：
When the storage peripheral hardware is mounted to the terminal device for the first time, the database is established in the storage peripheral hardware；
The fileinfo of all files in the storage peripheral hardware is scanned, and is stored in the database.
8. the method for claim 7, which is characterized in that it is described to establish the database in the storage peripheral hardware, it wraps
It includes：
The database is established in the specified folder of the storage peripheral hardware, and the specified folder is arranged to hiding shape
State.
9. a kind of equipment, which is characterized in that including：
One or more processors；
Storage device, for storing one or more programs；
When one or more of programs are performed by one or more of processors so that one or more of processors are real
The now file scanning method as described in any in claim 1~8.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the program is by processor
The file scanning method as described in any in claim 1~8 is realized during execution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711292771.2A CN108052575A (en) | 2017-12-08 | 2017-12-08 | File scanning method, equipment and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN111901685A (en) * | 2020-07-30 | 2020-11-06 | 深圳市康冠科技股份有限公司 | File scanning method and related device |
| CN113704176A (en) * | 2021-07-09 | 2021-11-26 | 奇安信科技集团股份有限公司 | File scanning method, file scanning device, electronic equipment, program product and storage medium |
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