CN109446176A - A kind of file copying method, device, equipment and storage medium - Google Patents
A kind of file copying method, device, equipment and storage medium Download PDFInfo
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- CN109446176A CN109446176A CN201811271236.3A CN201811271236A CN109446176A CN 109446176 A CN109446176 A CN 109446176A CN 201811271236 A CN201811271236 A CN 201811271236A CN 109446176 A CN109446176 A CN 109446176A
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Abstract
This application discloses a kind of file copying methods, comprising: when detecting triggering command, source file is copied to target position from source position, obtains file destination；Then object identifier code is calculated according to file destination, and judges whether the source check code of object identifier code and source file is consistent, to judge whether file destination is consistent with source file；If consistent, file duplication is completed.That is, this method is that source file is being copied to target position from source position, after obtaining file destination, further be compared using the source check code of source file with the object identifier code of file destination, when judging that object identifier code is consistent with source check code, namely determine file destination it is consistent with source file when, complete file copy operation, therefore, it has ensured the accuracy for the file destination that duplication obtains, namely has improved the accuracy of file duplication.Disclosed herein as well is a kind of file copying device, equipment and computer readable storage mediums, all have above-mentioned beneficial effect.
Description
Technical field
The present invention relates to field of computer technology, in particular to a kind of file copying method, device, equipment and computer can
Read storage medium.
Background technique
With becoming increasingly popular for computer technology, the application scenarios of file copy operation are also more and more.Passing through order
Row is realized in the method for file duplication, and source file is copied to target position from source position generally by duplicate instructions, thus
Obtain file destination.But since current network environment is increasingly complicated, during carrying out file duplication, existing safety
Hidden danger is more and more, it is thus possible to there is a situation where to replicate the file destination obtained and source file is inconsistent.When file destination with
It is subsequent when being operated using file destination when source file is inconsistent, it will be missed due to the data in file destination and source file
Difference and cause serious operating trouble.
Therefore, the accuracy for how improving file duplication, is a technical problem that technical personnel in the field need to solve at present.
Summary of the invention
In view of this, can be improved the accurate of file duplication the purpose of the present invention is to provide a kind of file copying method
Property；It is a further object of the present invention to provide a kind of file copying device, equipment and computer readable storage mediums, all have above-mentioned
Beneficial effect.
In order to solve the above technical problems, the present invention provides a kind of file copying method, comprising:
When detecting triggering command, source file is copied into target position from source position, obtains file destination；
Object identifier code is calculated according to the file destination；
Judge whether the object identifier code is consistent with the source check code of the source file；If so, completing file duplication.
Preferably, the triggering command is detected specifically:
Detect the presence of the connecting moves of mobile memory.
Preferably, it after judging that the object identifier code is consistent with the source check code of the source file, further wraps
It includes:
The mobile memory is popped up.
Preferably, after the pop-up by the mobile memory, further comprise:
Issue prompt information.
It is preferably, described that object identifier code is calculated according to the file destination specifically:
Multiple object identifier codes are calculated using a variety of different algorithms；
It is corresponding, it is described to judge whether the object identifier code is consistent with the source check code of the source file specifically:
Judge whether multiple object identifier codes are consistent with corresponding source check code respectively.
Preferably, the source check code and the object identifier code specifically include the verification being calculated according to MD5 algorithm
Code.
Preferably, described that source file is copied to target position from source position, obtaining file destination is specially to utilize
The source file is copied to the target position from the source position by robocopy instruction, obtains the file destination.
In order to solve the above technical problems, the present invention also provides a kind of file copying devices, comprising:
Replication module, for source file being copied to target position from source position, obtains mesh when detecting triggering command
Mark file；
Computing module, for calculating object identifier code according to the file destination；
Correction verification module, for judging whether the object identifier code is consistent with the source check code of the source file；If so,
Complete file duplication.
In order to solve the above technical problems, the present invention also provides a kind of file copying equipments, comprising:
Memory, for storing computer program；
Processor, the step of any of the above-described kind of file copying method is realized when for executing the computer program.
In order to solve the above technical problems, the present invention also provides a kind of computer readable storage medium, it is described computer-readable
Computer program is stored on storage medium, the computer program realizes any of the above-described kind of file duplication when being executed by processor
The step of method.
File copying method provided by the invention, comprising: when detecting triggering command, source file is replicated from source position
To target position, file destination is obtained；Then object identifier code is calculated according to file destination, and judges object identifier code and source
Whether the source check code of file is consistent, to judge whether file destination is consistent with source file；If consistent, file duplication is completed.
That is, this method after obtaining file destination, is further utilized source file is copied to target position from source position
The source check code of source file is compared with the object identifier code of file destination, is judging object identifier code and source check code one
When cause, namely when determining that file destination is consistent with source file, file copy operation is completed, therefore, has ensured and has replicated the mesh that obtains
The accuracy of file is marked, namely improves the accuracy of file duplication.
In order to solve the above technical problems, the present invention also provides a kind of file copying device, equipment and computer-readable depositing
Storage media all has above-mentioned beneficial effect.
Detailed description of the invention
It in order to illustrate the embodiments of the present invention more clearly or the technical solution of the prior art, below will be to embodiment or existing
Attached drawing needed in technical description is briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to the attached drawing of offer.
Fig. 1 is a kind of flow chart of file copying method provided in an embodiment of the present invention；
Fig. 2 is a kind of structure chart of file copying device provided in an embodiment of the present invention；
Fig. 3 is a kind of structure chart of file copying equipment provided in an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The core of the embodiment of the present invention is to provide a kind of file copying method, can be improved the accuracy of file duplication；This
Another core of invention is to provide a kind of file copying device, equipment and computer readable storage medium, all has above-mentioned beneficial
Effect.
It is right with reference to the accompanying drawings and detailed description in order to make those skilled in the art more fully understand the present invention program
The present invention is described in further detail.
Fig. 1 is a kind of flow chart of file copying method provided in an embodiment of the present invention.As shown in Figure 1, a kind of file is multiple
Method processed includes:
S10: when detecting triggering command, source file is copied into target position from source position, obtains file destination.
It in the present embodiment, is that source file is copied into target position from source position, is obtained when detecting triggering command
File destination in target position.It should be noted that triggering command refers to that triggering executes the finger of file copying method
Enable, detect that triggering command can be the operation for detecting that clicks of operator starts execution, be also possible to detect according to
The instruction that default rule such as periods of events generates, the present embodiment do not limit this.In addition, being specifically to utilize duplicate instructions will
Source file is copied into target position from source position；Duplicate instructions can be xcopy instruction, be also possible to robocopy instruction,
It can certainly be other duplicate instructions, the present embodiment does not limit this.
S20: object identifier code is calculated according to file destination.
The main purpose of this step is the object identifier code for calculating file destination.It in specific implementation, can be according to reality
Demand selection in border calculates the mode of object identifier code, for example, it may be utilizing CRC (CyclicRedundancy Check, circulation
Redundancy check) algorithm calculates object identifier code, it is also possible to calculate object identifier code using Message Digest 5, certainly also
It can be other modes and calculate object identifier code, the present embodiment does not limit this.
S30: judge whether the source check code of object identifier code and source file is consistent；If so, executing S40.
S40: file duplication is completed.
In this step, it is compared using object identifier code with the source check code of source file, and judges object identifier code
It is whether consistent with source check code: if object identifier code is consistent with source check code, then it represents that file destination is consistent with source file, therefore
Complete file duplication；Otherwise, it means that file destination is inconsistent with source file, therefore the behaviour of file duplication can be executed again
Make, so that file destination is consistent with source file.
It should be noted that source check code, which can be, is copying to target position from source position for source file using duplicate instructions
After setting, source check code is calculated according to source file, be also possible to calculate source check code previously according to source file and is remembered
Record directly acquires pre-recorded source verification after source file is copied to target position from source position using duplicate instructions
Code.
In addition, the present embodiment is to for writing the program development frame for realizing the computer program such as above-mentioned file copying method
Frame without limitation, such as can be cross-platform C++ graphical user interface application program development frame QT, be also possible to J2EE exploitation
Frame .NET program frame etc..
File copying method provided in this embodiment, comprising: when detecting triggering command, source file is answered from source position
It makes to target position, obtains file destination；Then object identifier code is calculated according to file destination, and judge object identifier code with
Whether the source check code of source file is consistent, to judge whether file destination is consistent with source file；If consistent, it is multiple to complete file
System.That is, this method is that source file is being copied to target position from source position, after obtaining file destination, further
It is compared using the source check code of source file with the object identifier code of file destination, is judging object identifier code and source verification
Code it is consistent when, namely determine file destination it is consistent with source file when, complete file copy operation, therefore, ensured replicate obtain
File destination accuracy, namely improve file duplication accuracy.
On the basis of the above embodiments, the present embodiment has made further instruction and optimization to technical solution, specifically,
Detect triggering command specifically:
Detect the presence of the connecting moves of mobile memory.
In specific implementation, it when source position is in different equipment from target position, indicates that there is currently two to set
It is standby: the machine and mobile memory, and the machine and mobile memory all can serve as source position and target position, namely can be
Source file is copied into mobile memory from the machine, obtains file destination, is also possible to replicate source file from mobile memory
To the machine, file destination is obtained, the present embodiment does not limit this.
In the present embodiment, by the connecting moves for detecting whether to connect the machine there are mobile memory, to judge whether
Detect triggering command.When detecting that mobile memory connects the connecting moves of the machine, expression detects triggering command, then holds
It is about to the step of source file copies to target position, obtain file destination from source position, to realize when mobile memory and this
When machine is connected, the automatic process for executing file duplication.It should be noted that the machine can be terminal device such as PC, vehicle
Machine etc., the present embodiment does not limit this；Mobile memory can be USB flash disk, mobile hard disk or SD card, mobile terminal etc., this reality
Example is applied to this also without limitation.
As it can be seen that this method can be automatic to execute file duplication behaviour in the connecting moves for detecting the presence of mobile memory
Make, therefore artificial operation can be reduced, improves the convenience of file copying method.
On the basis of the above embodiments, as preferred embodiment, judging object identifier code and source file
After source check code is consistent, further comprise:
Mobile memory is popped up.
Specifically, indicating that current file copy operation is complete after judging that file destination is consistent with source file
At, therefore mobile memory can be extracted to carry out subsequent work.Before extracting mobile memory, in order to avoid movement is deposited
Data information in reservoir is impaired, generally after file copy operation terminates, first pops up mobile memory, disconnects movement and deposits
The communication connection of reservoir and the machine suspends the data manipulation of mobile memory and the machine.Specifically, by mobile memory pop-up
Mode can be the prompt information that first display needs to carry out ejection operation, be then responding to the clicking operation of operator to pop up and move
Dynamic memory.In the present embodiment, as preferred embodiment, be after judging that file destination is consistent with source file,
Directly execute the operation for popping up mobile memory.
Therefore, this method is by the way that after judging that file destination is consistent with source file, automatic execute pops up mobile storage
On the one hand the operation of device avoids the need for operator and executes clicking operation, reduces the complexity of manual operation, improve file
The convenience of clone method；On the other hand it avoids making mistakes due to user's operation and such as forgets to click and directly extract mobile memory and make
At data information it is impaired, improve the safety of file copying method.
On the basis of the above embodiments, the present embodiment has made further instruction and optimization to technical solution, specifically,
After popping up mobile memory, further comprise:
Issue prompt information.
It should be noted that in the present embodiment, after popping up mobile memory, by issuing prompt information to mention
Show that the current mobile memory of operator is popped up from the machine, mobile memory can be extracted.Specifically, issuing prompt information
Mode is varied, preferably issues prompt information by buzzer and/or indicator light in the present embodiment.It is understood that
Buzzer and indicator light can not only achieve the effect that simple, intuitive prompt, and user as common suggestion device
Method is simple, cheap.More specifically, can use different signals indicates mobile memory connection shape different from the machine
State；It, can be right respectively by the way that multiple suggestion devices are arranged when being connected respectively with same the machine there are multiple mobile memories
Different mobile memories is answered, and the connection different from the machine of each corresponding mobile memory is respectively indicated by each suggestion device
State.Such as can use the connection status of flash signal the expression mobile memory and the machine of indicator light, utilize indicator light
Long bright signal indicates that mobile memory is popped up from the machine.
As it can be seen that method provided in this embodiment, by issuing prompt information, Neng Gouti after popping up mobile memory
Show the time that operator extracts mobile memory, therefore can further avoid operator in the non-bullet of mobile memory
Mobile memory is extracted into the situation for causing data information impaired when out, therefore this method can further safeguard file answer
The safety of method processed.
On the basis of the above embodiments, the present embodiment has made further instruction and optimization to technical solution, specifically,
Object identifier code is calculated according to file destination specifically:
Multiple object identifier codes are calculated using a variety of different algorithms；
It is corresponding, judge whether the source check code of object identifier code and source file is consistent specifically:
Judge whether multiple object identifier codes are consistent with corresponding source check code respectively.
That is, multiple object identifier codes are calculated first with a variety of different algorithms, then by each object identifier
Code is compared with each corresponding source check code respectively, to judge whether file destination is consistent with source file.It is understood that
Since each object identifier code is calculated according to different algorithms, there are the type of the check code feelings different from format
Condition.Therefore, in the present embodiment, it is to be compared each object identifier code with each corresponding source check code respectively, passes through judgement
Whether each corresponding check code is consistent, to judge whether file destination is consistent with source file.
In the present embodiment, by calculating multiple object identifier codes using a variety of different algorithms, and judge respectively more
Whether a object identifier code and corresponding source check code are consistent, due to increasing multiple checking procedures, can further mention
Height judges file destination and the whether consistent accuracy of source file.
On the basis of the above embodiments, the present embodiment has made further instruction and optimization to technical solution, specifically,
Source check code and object identifier code specifically include the check code being calculated according to MD5 algorithm.
It is understood that in specific implementation, can use hash algorithm is respectively to calculate source file and file destination
Calculate corresponding source check code and object identifier code.Specifically, typical hash algorithm includes MD2 algorithm, MD4 algorithm, MD5
Algorithm and SHA-1 algorithm etc..Wherein, MD5 algorithm (Message-Digest Algorithm 5, Message Digest 5 version 5)
It is a kind of algorithm of checking file consistency, for MD5 algorithm compared to MD2 algorithm or MD4 algorithm etc., safety is higher, and
It is very easy to use quick.
As preferred embodiment, source file is copied into target position from source position, obtaining file destination is specially
It is instructed using robocopy and source file is copied into target position from source position, obtain file destination.
It should be noted that robocopy instruction is the catalogue copy command an of order line, can not only replicate selected
All Files under file replicate root, to realize the quick copy of high-volume file；It can also be skipped in reproduction process
Same file improves the efficiency of file duplication；And robocopy instruction can also ensure duplication by complete image copying
File destination catalogue is consistent with source file catalogue；In addition, robocopy instruction can retain the file information of source file, such as day
Phase, timestamp, safe access control list (ACL) etc..Source file is copied to from source position as it can be seen that being instructed by robocopy
Target position can further increase the user experience of operator to obtain file destination.
A kind of embodiment of file copying method provided by the invention is described in detail above, the present invention is also
Provide a kind of file copying device corresponding with this method, equipment and computer readable storage medium, due to device, equipment and
The embodiment of computer readable storage medium part and the embodiment of method part mutually correlate, therefore device, equipment and calculating
The embodiment of machine readable storage medium storing program for executing part refers to the description of the embodiment of method part, wouldn't repeat here.
Fig. 2 is a kind of structure chart of file copying device provided in an embodiment of the present invention, as shown in Fig. 2, a kind of file is multiple
Device processed includes:
Replication module 21, for source file being copied to target position from source position, is obtained when detecting triggering command
File destination；
Computing module 22, for calculating object identifier code according to file destination；
Whether correction verification module 23, the source check code for judging object identifier code and source file are consistent；If so, completing text
Part duplication.
File copying device provided in an embodiment of the present invention, the beneficial effect with above-mentioned file copying method.
Fig. 3 is a kind of structure chart of file copying equipment provided in an embodiment of the present invention, as shown in figure 3, a kind of file is multiple
Control equipment includes:
Memory 31, for storing computer program；
Processor 32 is realized when for executing computer program such as the step of above-mentioned file copying method.
File copying equipment provided in an embodiment of the present invention, the beneficial effect with above-mentioned file copying method.
In order to solve the above technical problems, the present invention also provides a kind of computer readable storage medium, computer-readable storage
It is stored with computer program on medium, realizes when computer program is executed by processor such as the step of above-mentioned file copying method.
Computer readable storage medium provided in an embodiment of the present invention, the beneficial effect with above-mentioned file copying method.
File copying method provided by the present invention, device, equipment and computer readable storage medium are carried out above
It is discussed in detail.Principle and implementation of the present invention are described for specific embodiment used herein, above embodiments
Explanation be merely used to help understand method and its core concept of the invention.It should be pointed out that for the common of the art
, without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention for technical staff, these
Improvement and modification are also fallen within the protection scope of the claims of the present invention.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
Speech, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part illustration
?.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
Claims (10)
1. a kind of file copying method characterized by comprising
When detecting triggering command, source file is copied into target position from source position, obtains file destination；
Object identifier code is calculated according to the file destination；
Judge whether the object identifier code is consistent with the source check code of the source file；If so, completing file duplication.
2. the method according to claim 1, wherein detecting the triggering command specifically:
Detect the presence of the connecting moves of mobile memory.
3. according to the method described in claim 2, it is characterized in that, judging the object identifier code and the source file
After source check code is consistent, further comprise:
The mobile memory is popped up.
4. according to the method described in claim 3, it is characterized in that, it is described by the mobile memory pop-up after, into one
Step includes:
Issue prompt information.
5. according to the method described in claim 4, it is characterized in that, described calculate object identifier code according to the file destination
Specifically:
Multiple object identifier codes are calculated using a variety of different algorithms；
It is corresponding, it is described to judge whether the object identifier code is consistent with the source check code of the source file specifically:
Judge whether multiple object identifier codes are consistent with corresponding source check code respectively.
6. method according to any one of claims 1 to 5, which is characterized in that the source check code and the object identifier
Code specifically includes the check code being calculated according to MD5 algorithm.
7. according to the method described in claim 6, it is characterized in that, described copy to target position from source position for source file,
Obtaining file destination is specially to instruct the source file copying to the target position from the source position using robocopy,
Obtain the file destination.
8. a kind of file copying device characterized by comprising
Replication module obtains target text for when detecting triggering command, source file to be copied to target position from source position
Part；
Computing module, for calculating object identifier code according to the file destination；
Correction verification module, for judging whether the object identifier code is consistent with the source check code of the source file；If so, completing
File duplication.
9. a kind of file copying equipment characterized by comprising
Memory, for storing computer program；
Processor realizes file copying method as described in any one of claim 1 to 7 when for executing the computer program
The step of.
10. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program, the computer program realize file copying method as described in any one of claim 1 to 7 when being executed by processor
Step.
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Application publication date: 20190308 |