WO2018166072A1

WO2018166072A1 - Method and device for data processing

Info

Publication number: WO2018166072A1
Application number: PCT/CN2017/086277
Authority: WO
Inventors: 李鹏
Original assignee: 华为技术有限公司
Priority date: 2017-03-13
Filing date: 2017-05-27
Publication date: 2018-09-20
Also published as: CN109074301B; CN109074301A

Abstract

A method and device for data processing, for use in solving the problem in the prior art of data corruption as a result of not executing the removal of an SD card according to a correct operation. The method comprises: in a process of writing first data on a terminal device into a removable data storage device coupled to the terminal device, when the removable data storage device is detected as being removed from the terminal device, storing second data of the first data not yet written into the removable data storage device into a preset storage medium of the terminal device; and when the removable data storage device is detected as being coupled once again to the terminal device, writing the second data in the storage medium into the removable data storage device.

Description

Data processing method and device

The present application claims priority to Chinese Patent Application No. 200910147617.X, entitled "A Method and Apparatus for Data Processing", filed on March 13, 2017, the entire disclosure of which is incorporated herein by reference. In this application.

Technical field

The present application relates to the field of data storage technologies, and in particular, to a data processing method and apparatus.

Background technique

At present, there are more and more applications and user data installed on terminal devices such as mobile phones and tablets, and the internal storage space of terminal devices is limited. Therefore, many people choose Secure Digital Memory Card (English: Secure Digital Memory Card, SD) for storage. Expansion, but also brings the risk of data loss. When the terminal device system is writing data to the SD card in the background, the user unplugs the SD or the SD accidentally leaves the terminal device, which may cause some data on the SD to be incomplete. In severe cases, the file system information on the SD may be damaged, and the terminal may appear. The device does not recognize the SD card, causing a loss to the user to a certain extent.

Summary of the invention

The embodiment of the present application provides a data processing method and device, which are used to solve the problem of data corruption caused by the removal of an SD card that is not performed according to the correct operation in the prior art.

In a first aspect, the embodiment of the present application provides a data processing method, including: detecting, in a process of writing first data on a terminal device to a removable data storage device coupled to the terminal device, And storing, when the mobile data storage device is removed from the terminal device, the second data in the first data that has not been written into the removable data storage device in a preset storage medium of the terminal device And detecting, when the removable data storage device is coupled to the terminal device again, writing the second data stored in the storage medium to the removable data storage device.

With the above design, in the process of writing data to the removable data storage device, when it is detected that the removable data storage device is accidentally removed, the unwritten portion is stored in the preset storage medium, thereby detecting the When the removable data storage device is coupled to the terminal device again, the unwritten portion continues to be written into the removable data storage device, thereby ensuring data integrity to a certain extent and avoiding data corruption.

In a possible design, before the second data stored in the storage medium is written into the removable data storage device, the method further comprises: determining that the removable data storage device is detected again The timing of coupling to the terminal device is within a first preset time period after detecting that the removable data storage device is removed from the terminal device; or determining that the removable data storage device is detected again The timing of coupling to the terminal device is to prompt the user that the removable data storage device is not safely removed within a second preset time period after detecting that the removable data storage device is removed from the terminal device .

With the above design, after detecting that the removable data storage device is coupled to the terminal device again within a first preset time period after the removable data storage device is removed from the terminal device, Will be stored in the office The second data in the storage medium is written to the removable data storage device, and when the user removable data storage device is no longer coupled to the terminal device for a long time, the terminal device no longer detects whether the removable data storage device is coupled again to The terminal device can reduce the consumption of the power of the terminal device to a certain extent.

In a possible design, after detecting that the removable data storage device is removed from the terminal device, writing second data stored in the storage medium to the removable data storage device Previously, the method may further include prompting the user that the removable data storage device is not securely removed and detecting an instruction triggered by the user to confirm that there is no secure removal.

With the above design, after detecting that the removable data storage device is removed from the terminal device, prompting the user that the removable data storage device is not securely removed, detecting that the removable data storage device is coupled again When the terminal device is detected and the user-triggered instruction for confirming that there is no safe removal is detected, the second data stored in the storage medium is written into the removable data storage device, and the user can be prompted to move The removable data storage device data is not secure, so that the user can connect the removable data storage device to the terminal device again in time, and timely write the second data stored in the storage medium to the movable data. The storage device guarantees the integrity of the data to a certain extent and avoids data corruption.

In a possible design, the method may further include: detecting, in the second preset duration after the user is prompted that the removable data storage device is not safely removed, detecting that the removable data storage device is coupled to the a terminal device; deleting the second data from the storage medium, or moving the second data from a non-permanent storage medium to a permanent storage when the storage medium is a non-permanent storage medium In the medium.

With the above design, in the second preset duration after prompting the user that the removable data storage device is not safely removed, the removable data storage device is not detected to be coupled to the terminal device, and the second is timely The data is deleted from the storage medium to prevent the second data from occupying the storage medium for a long time. In addition, when the storage medium is a non-permanent storage medium, the second data is moved from the non-permanent storage medium to the permanent storage medium, and the unwritten useful data can be avoided at the terminal device. Loss after power, to a certain extent to ensure the security of the data.

In a possible design, the method may further include: detecting, in the third preset duration after the user is prompted that the removable data storage device is not safely removed, detecting that the removable data storage device is coupled to the Said terminal device, again prompting said user that said removable data storage device is not securely removed, so that the user can timely know that the mobile data storage device is not securely removed, and connect the removable data storage device to the terminal device in time Therefore, the terminal device can continue to write the unwritten data into the removable data storage device in time, which ensures the integrity of the data and the data corruption.

Based on the same inventive concept as the method embodiment, the embodiment of the present application further provides a data processing device, where the device is applied to a terminal device, including:

a communication interface, a processor, and a memory; the communication interface for coupling a removable data storage device with the terminal device; the memory for storing first data; the processor for The first data stored in the memory is written into the removable data storage device, and when the removable data storage device is detected to be removed from the terminal device, the first data is not yet The second data written to the removable data storage device is stored in a predetermined storage space of the memory; when the removable data storage device is detected to be coupled to the terminal device again, The second data in the preset storage space is written to the removable data storage device.

In a possible design, the memory includes a first storage medium and a second storage medium, the first storage a storage medium for storing the first data;

The processor, when storing the second data of the first data that has not been written into the removable data storage device in a preset storage space of the memory, specifically for using the second Data is stored in the preset storage space of the second storage medium.

In a possible design, the processor is further configured to determine that the removable data storage device is detected before writing the second data stored in the storage medium to the removable data storage device The timing of coupling to the terminal device again is within a first preset time period after detecting that the removable data storage device is removed from the terminal device; or determining that the removable data storage device is detected Re-coupling to the terminal device is a second preset duration after prompting the user that the removable data storage device is not safely removed, when detecting that the removable data storage device is removed from the terminal device Inside.

In a possible design, the processor is further configured to: after detecting that the removable data storage device is removed from the terminal device, in the second data to be stored in the storage medium Prior to writing to the removable data storage device, the user is prompted that the removable data storage device is not securely removed and an instruction triggered by the user to confirm that there is no secure removal is detected.

In a possible design, the processor is further configured to detect that the removable data storage device is coupled to the second preset duration after prompting the user that the removable data storage device is not safely removed. The terminal device deletes the second data from the storage space, or when the storage medium corresponding to the preset storage space is a non-permanent storage medium, the second data is non-permanent The storage medium is moved to a permanent storage medium.

In a possible design, the processor is further configured to detect that the removable data storage device is coupled to the third preset duration after prompting the user that the removable data storage device is not safely removed. The terminal device again prompts the user that the removable data storage device is not securely removed.

In a possible design, the device further includes a display or a speaker; when the processor prompts the user that the removable data storage device is not safely removed, specifically for prompting the user through the display interface of the display The removable data storage device is not securely removed, or the user is prompted by the speaker that the removable data storage device is not securely removed.

In a third aspect, an embodiment of the present application provides a data processing apparatus, where the apparatus includes:

a writing module, configured to write the first data on the terminal device to the removable data storage device coupled to the terminal device;

a detecting module, configured to detect whether the removable data storage device is removed from the terminal device;

a storage module, configured to: when the writing module writes first data on the terminal device into the removable data storage device coupled to the terminal device, the detecting module detects the removable data storage device When being removed from the terminal device, the second data of the first data that has not been written into the removable data storage device is stored in a preset storage medium of the terminal device;

a detecting module, configured to detect whether the removable data storage device is coupled to the terminal device;

The writing module is further configured to: when the detecting module detects that the movable data storage device is coupled to the terminal device again, write second data stored in the storage medium to the movable device Data storage device.

In a possible design, the detecting module is further configured to: before the writing module writes the second data stored in the storage medium into the removable data storage device, determining to detect the The timing at which the removable data storage device is coupled to the terminal device again is within a first predetermined duration after detecting that the removable data storage device is removed from the terminal device.

In a possible design, the method further includes a prompting module, when the detecting module detects that the removable data storage device is removed from the terminal device, prompting the user that the removable data storage device does not Safely removed. The detecting module is further configured to: before the writing module writes the second data stored in the storage medium to the removable data storage device, determine that the removable data storage device is detected to be coupled again The timing of the terminal device is that after detecting that the removable data storage device is removed from the terminal device, the prompting module prompts the user that the removable data storage device has no second preset after being safely removed. Within the time.

In a possible design, after the detecting module detects that the removable data storage device is removed from the terminal device, the prompting module prompts the user that the removable data storage device is not safely removed. The detection module detects that the removable data storage device is coupled to the terminal device again, and detects a user-triggered instruction for confirming that there is no secure removal, then the write module is to be stored in the storage Second data in the medium is written to the removable data storage device.

In one possible design, the device further includes:

a deleting module, configured to, within a second preset duration after the prompting module prompts the user that the removable data storage device is not safely removed, the detecting does not detect that the removable data storage device is coupled to the The terminal device deletes the second data from the storage medium.

In a possible design, when the storage medium is a non-permanent storage medium, the storage module is further configured to: after the prompting module prompts the user that the removable data storage device is not safely removed Within two preset durations, the detecting does not detect that the removable data storage device is coupled to the terminal device, and the second data is moved from the non-permanent storage medium to the permanent storage medium.

In a possible design, the prompting module is further configured to: after the prompting the user that the removable data storage device is not safely removed, the detecting module does not detect the movable data. A storage device is coupled to the terminal device, again prompting the user that the removable data storage device is not securely removed.

In a fourth aspect, the embodiment of the present application further provides a computer storage medium, where the software program stores a software program, where the software program can implement the first aspect or the first one when being read and executed by one or more processors Any of the aspects provided by the design.

In a fifth aspect, an embodiment of the present application provides a computer program product comprising instructions, when executed on a computer, causing a computer to perform the method provided by any one of the above first aspect or the first aspect.

DRAWINGS

FIG. 1 is a schematic structural diagram of a terminal device according to an embodiment of the present application;

2 is a schematic diagram of a data processing system according to an embodiment of the present application;

FIG. 3 is a flowchart of a data processing method according to an embodiment of the present application;

4 is a flowchart of another data processing method according to an embodiment of the present application;

FIG. 5 is a flowchart of still another data processing method according to an embodiment of the present application;

FIG. 6 is a flowchart of still another data processing method according to an embodiment of the present application;

FIG. 7 is a schematic diagram of prompt information displayed by a terminal device according to an embodiment of the present disclosure;

FIG. 8 is a schematic diagram of a data processing apparatus according to an embodiment of the present application.

detailed description

Hereinafter, some of the terms in the present application will be explained to be understood by those skilled in the art.

A removable data storage device, including a memory, configured to store data. The removable data storage device may be a subscriber identification module (English: Subscriber Identification Module, SIM for short), a secure digital (English: Secure Digital Memory, SD) memory card, or an integrated circuit (IC: integrated circuit) Memory, a universal serial bus (English: Universal Serial Bus, USB for short), a universal integrated circuit card (English: Universal Integrated Circuit Card, UICC), removable user identification module (English: Removable User) Identity Module (R-UIM), thumb drive, flash drive, solid state storage device, etc.

The terminal device includes, but is not limited to, a personal computer, a server computer, a handheld or laptop device, a mobile device (such as a cell phone, a mobile phone, a tablet, a personal digital assistant, a pager, a media player, a camera, an audio recording device, etc.) ), consumer electronics, small computers, large computers, and more.

"Coupled" means that two components are bonded directly or indirectly to each other. This combination may be fixed or movable, and this combination may allow for the transfer of fluid, electrical, electrical signals or other types of signals between the two components. For example, the removable data storage device is an SD card, and the terminal device is a personal computer. The personal computer is provided with a recessed member, and the SD card can be mounted on the concave member to achieve the coupling between the SD card and the personal computer, or the SD card can be Coupled with a personal computer via an SD card reader.

Permanent storage medium means that data stored in the storage medium will not be lost after power off. For example, read only memory (English: Read Only Memory, ROM for short), flash memory (Flash Memory), electrically erasable write-read only memory (English: Electrically Erasable Programmable Read-Only Memory, EEPROM for short).

Non-permanent storage medium means that data stored in the storage medium will be lost after power off. Such as random access memory (English: Random Access Memory, referred to as: RAM).

Multiple means two or more.

In addition, it should be understood that in the description of the present application, the terms "first", "second" and the like are used only to distinguish the purpose of description, and are not to be understood as indicating or implying relative importance, nor as an indication. Or suggest the order.

Referring to FIG. 1 , it is a schematic diagram of a hardware structure of a terminal device applied to an embodiment of the present application. As shown in FIG. 1, the terminal device 100 includes a display device 110, a processor 120, and a memory 130. The memory 130 can be used to store software programs and data, and the processor 120 executes various functional applications and data processing of the terminal device 100 by running software programs and data stored in the memory 130. The memory 130 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as an image collection function, etc.), and the like; and the storage data area may be stored according to the terminal device 100. Use the created data (such as audio data, phone book, etc.). Further, the memory 130 may include a high speed random access memory, and may also include a nonvolatile memory such as at least one magnetic disk storage device, a flash memory device, or other volatile solid state storage device or the like. The processor 120 is a control center of the terminal device 100, and connects various parts of the entire terminal device using various interfaces and lines, and performs various functions of the terminal device 100 by running or executing software programs and/or data stored in the memory 130. And process the data to monitor the terminal device as a whole. The processor 120 may include one or more general-purpose processors, and may also include one or more digital signal processors (English: Digital Signal Processor, DSP for short) for performing related operations to implement the embodiments of the present application. Technical solution.

A camera 160 for taking a photo or video may also be included in the terminal device 100. The terminal device 100 may further include an input device 140 for receiving input digital information, character information, or contact touch operation/contactless hand Potential, and signal input related to user setting and function control of the terminal device 100 are generated. Specifically, in the embodiment of the present application, the input device 140 may include a touch panel 141. The touch panel 141, also referred to as a touch screen, can collect touch operations on or near the user (such as the user's operation on the touch panel 141 or on the touch panel 141 using any suitable object or accessory such as a finger, a stylus, or the like. ), and drive the corresponding connection device according to a preset program. Optionally, the touch panel 141 may include two parts: a touch detection device and a touch controller. Wherein, the touch detection device detects the touch orientation of the user, and detects a signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts the touch information into contact coordinates, and sends the touch information. The processor 120 is provided and can receive commands from the processor 120 and execute them. For example, the user clicks on an icon or a legend corresponding to an application on the touch panel 141, and the touch detection device detects the signal brought by the click, and then transmits the signal to the touch controller, and touches The controller then converts this signal to coordinates for transmission to processor 120, which determines the operation (on) for the icon or legend based on the coordinates and the type of the signal (click or double click).

The touch panel 141 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic waves. In addition to the touch panel 141, the input device 140 may further include other input devices 142, which may include, but are not limited to, physical keyboards, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, joysticks, and the like. One or more of them.

The display device 110 includes a display panel 111 for displaying information input by the user or information provided to the user, and various menu interfaces of the terminal device 100, etc., which are mainly used for displaying the camera in the terminal device 100 in the embodiment of the present application. The captured picture. Optionally, the display panel can be configured by using a liquid crystal display (English: Liquid Crystal Display, LCD for short) or an organic light-emitting diode (English: Organic Light-Emitting Diode, OLED for short). In some other embodiments, the touch panel 141 can cover the display panel 111 to form a touch display screen.

In addition to the above, the terminal device 100 may further include a power source 150 for supplying power to other modules. The terminal device 100 may also include one or more sensors 170, such as an acceleration sensor, a light sensor, a GPS sensor, an infrared sensor, a laser sensor, a position sensor or a lens pointing angle sensor, and the like. The terminal device 100 may further include a radio frequency (English: Radio Frequency, RF for short) circuit 180 for performing network communication with the wireless network device, and may further include a WiFi module 190 for performing WiFi communication with other devices, and may also include The speaker 210 is used for playing music, voice prompts or sounding prompts and the like. The terminal device 100 further includes a communication interface 220 for coupling connection with the removable data storage device.

The method for removing the removable data storage device according to the specification operation by the user involved in the embodiment of the present application is first described below. Take the removable data storage device as an SD card as an example:

If the operation of the SD card is safely removed, there will be no data corruption. The standard action is: before the SD card is removed, the SD card is uninstalled in the settings. After the uninstallation is successful, the system of the terminal device no longer exists. Any SD card read and write operation can safely remove the SD card.

Failure to remove the removable data storage device in accordance with the above specifications may result in data corruption or even damage to the removable data storage device. Based on this embodiment of the present application, a data processing method and apparatus are provided, which can avoid the problem of data corruption caused by not removing the removable data storage device according to the above specification operation. The method and the device are based on the same inventive concept. Since the principles of the method and the device for solving the problem are similar, the implementation of the device and the method can be referred to each other, and the repeated description is not repeated.

As shown in FIG. 2, the data processing system provided by the embodiment of the present application includes a removable data storage device 200. And the terminal device 100. The removable data storage device 200 is coupled to the terminal device 100. Referring to FIG. 3, the data processing method includes:

In the process of writing the first data on the terminal device 100 to the removable data storage device 200, detecting the first data when the removable data storage device 200 is removed from the terminal device 100 The second data that has not been written into the removable data storage device 200 is stored in the storage medium of the terminal device 100 (S301). Upon detecting that the removable data storage device 200 is coupled again to the terminal device 100, the second data stored in the storage medium is written to the removable data storage device 200 (S302).

In S301, the second data that is not written in the removable data storage device 200 is saved to the storage medium of the terminal device 100, and the storage medium may be a non-permanent storage medium or may be a permanent storage medium. Specifically, the second data is associated with the identification information of the removed removable data storage device 200. Information such as a start address of the second data in the removable data storage device, a data size of the second data, and the like may also be saved. When detecting that the removable data storage device 200 is coupled to the terminal device 100 again, it may be stored in the storage medium by determining identification information of the removable data storage device coupled to the terminal device 100 again. When the identification information of the removable data storage device is the same, it is determined that the removable data storage device 200 is coupled to the terminal device 100 again.

In a possible embodiment, in addition to detecting that the removable data storage device 200 is coupled to the terminal device 100 again, writing second data stored in the storage medium to the removable data storage In addition to the device 200, specifically, the second data stored in the storage medium may be written into the removable data storage device 200 when any of the following timings is reached:

The first:

Determining that the timing of detecting that the removable data storage device 200 is coupled to the terminal device 100 is the first preset duration after detecting that the removable data storage device 200 is removed from the terminal device 100 Inside.

Second:

Determining that the time when the removable data storage device 200 is detected to be coupled to the terminal device 100 is to prompt the user to move when detecting that the removable data storage device 200 is removed from the terminal device 100 The data storage device 200 is not within the second preset time period after the security removal.

The third type:

After prompting the user that the removable data storage device has not been securely removed, it is detected that the removable data storage device 200 is again coupled to the terminal device 100 and detects a user-triggered instruction for confirming that there is no secure removal.

The first preset duration and the second preset duration may be the same or different. This embodiment of the present application does not specifically limit this.

With reference to FIG. 4, based on the first timing provided by the embodiment of the present application, the data processing method is specifically described:

S401. It is detected that the removable data storage device 200 is removed from the terminal device 100.

S402, determining whether data is being written to the removable data storage device 200, determining that it is, that is, determining that the first data on the terminal device 100 is written into the removable data storage device 200, and executing S403, if the determination is no, the flow is End.

S403. Store, in the first data, the second data that has not been written into the removable data storage device 200 in the storage medium of the terminal device 100. Execute S404.

S404, after detecting that the removable data storage device 200 is removed from the terminal device 100, Within the preset duration, it is detected that the removable data storage device 200 is coupled to the terminal device 100 again.

S405. Write second data stored in the storage medium to the removable data storage device 200.

The process ends.

With reference to FIG. 5, based on the second timing provided by the embodiment of the present application, the data processing method is specifically described:

S501. It is detected that the removable data storage device 200 is removed from the terminal device 100.

S502, determining whether data is being written to the removable data storage device 200, determining that it is, that is, determining that the first data on the terminal device 100 is written into the removable data storage device 200, and executing S503, determining NO, the flow End.

S503. Store, in the first data, the second data that has not been written into the removable data storage device 200 in the storage medium of the terminal device 100. Execution S504.

S504, prompting the user that the removable data storage device 200 is not securely removed.

S505. Detecting that the removable data storage device 200 is coupled to the terminal device 100 again within a second preset duration that prompts the user that the removable data storage device 200 is not securely removed.

S506. Write second data stored in the storage medium to the removable data storage device 200.

The process ends.

Optionally, if the mobile data storage device 200 is not detected to be connected to the terminal device 100 after the user is prompted to perform the second preset duration after the removable data storage device 200 is not securely removed, the device is not detected to be coupled to the terminal device 100. The second data is deleted from the storage medium.

If the storage medium is a non-permanent storage medium, if the user is prompted to indicate that the removable data storage device 200 is not securely removed within a second preset time period, the removable data storage device 200 is not detected to be coupled to The terminal device 100 can move the second data from a non-permanent storage medium to a permanent storage medium.

Optionally, if the S504 reaches the third preset duration after prompting the user that the removable data storage device 200 is not securely removed, the removable data storage device 200 has not been detected to be coupled to the terminal device 100, again The user is prompted that the removable data storage device 200 is not securely removed. If the user is again prompted that the removable data storage device 200 has not been securely removed and reaches a third preset duration, and the removable data storage device 200 has not been detected to be coupled to the terminal device 100, the The two data are deleted from the storage medium.

With reference to FIG. 6, the data processing method is specifically described based on the third timing provided by the embodiment of the present application:

S601. It is detected that the removable data storage device 200 is removed from the terminal device 100.

S602, determining whether data is being written to the removable data storage device 200, determining that it is, that is, determining that the first data on the terminal device 100 is written into the removable data storage device 200, and executing S603, if the determination is no, the process is End.

S603. Store, in the first data, the second data that has not been written into the removable data storage device 200 in the storage medium of the terminal device 100. Execution S604.

S604, prompting the user that the removable data storage device 200 is not securely removed. Execute S605.

S605, detecting that the removable data storage device 200 is coupled to the terminal device 100 again. Execute S606 or S607.

S606. A user-triggered instruction for confirming that there is no safe removal is detected. Execute S608.

S607. A user-triggered user cancels an instruction that is not safely removed. Then the process ends.

S608. Write second data stored in the storage medium to the removable data storage device 200.

The process ends.

If the storage medium is a non-permanent storage medium, if the user is prompted to the second preset duration after the removable data storage device 200 is not securely removed in step S605, the removable data storage device 200 is not detected to be coupled to The terminal device 100 can move the second data from a non-permanent storage medium to a permanent storage medium.

Optionally, if the S604 reaches the third preset duration after prompting the user that the removable data storage device 200 is not securely removed, the removable data storage device 200 has not been detected to be coupled to the terminal device 100, again The user is prompted that the removable data storage device 200 is not securely removed. If the user is again prompted that the removable data storage device 200 has not been securely removed and reaches a third preset duration, and the removable data storage device 200 has not been detected to be coupled to the terminal device 100, the The two data are deleted from the storage medium.

In any of the embodiments provided by the present application, after the second data stored in the storage medium is written into the removable data storage device 200, the user may be prompted to remove the removable data storage device 200 according to the specification operation. .

In addition, in any of the embodiments provided by the present application, when the user is prompted that the removable data storage device 200 is not securely removed, an alert sound that can be heard by the user (eg, a beep, an alarm, And so on, alerting the user, or a warning that can be seen by the user (eg, illumination light, flashing lights, images on the display, prompting text on the display, etc.), or an alert (eg, vibration) that can be perceived by the user. For example, referring to FIG. 7, it is exemplarily shown that the user is prompted by the prompt text on the display of the terminal device 100 (for example, a mobile phone) that the removable data storage device 200 (for example, an SD card) has no security shift. In addition, the prompt text is "The SD card is not safely removed, and the stored part of the data is left, please insert the SD card to restore the legacy data immediately."

Based on the same inventive concept as the foregoing method embodiment, the embodiment of the present application further provides a data processing device, where the device is applied to a terminal device, and may be implemented by the processor 120 in the terminal device 100. As shown in FIG. 8, the apparatus may include:

The writing module 801 is configured to write the first data on the terminal device to the removable data storage device coupled to the terminal device;

a detecting module 802, configured to detect whether the removable data storage device is removed from the terminal device;

a storage module 803, configured to: when the writing module 801 writes first data on the terminal device into the removable data storage device coupled to the terminal device, the detecting module 802 detects the movable When the data storage device is removed from the terminal device, the second data of the first data that has not been written into the removable data storage device is stored in a preset storage medium of the terminal device;

The detecting module 802 is further configured to detect whether the removable data storage device is coupled to the terminal device;

The writing module 801 is further configured to: when the detecting module 802 detects that the removable data storage device is coupled to the terminal device again, write the second data stored in the storage medium into the Removable data storage device.

In a possible implementation manner, the detecting module 802 is further configured to determine, before the writing module 801 writes the second data stored in the storage medium to the removable data storage device, The timing of coupling the removable data storage device to the terminal device is within a first predetermined time period after detecting that the removable data storage device is removed from the terminal device.

In a possible implementation, the prompting module 804 is further configured to prompt the user to move the data when the detecting module 802 detects that the removable data storage device is removed from the terminal device. The storage device is not safely removed. The detecting module 802 is further configured to determine that the removable data storage device is detected again before the writing module 801 writes the second data stored in the storage medium to the removable data storage device. The timing of coupling to the terminal device is to prompt the user that the removable data storage device is not securely removed after detecting that the removable data storage device is removed from the terminal device Within the preset duration.

In a possible implementation manner, after the detecting module 802 detects that the removable data storage device is removed from the terminal device, the prompting module 804 prompts the user that the removable data storage device does not Safely removing; the detection module 802 detects that the removable data storage device is coupled to the terminal device again, and detects a user-triggered instruction for confirming that there is no secure removal, then the write module 801 will Second data stored in the storage medium is written to the removable data storage device.

In a possible implementation, the device further includes:

a deleting module 805, configured to: after the prompting module 804 prompts the user that the removable data storage device is not safely removed, the detecting module 802 does not detect that the removable data storage device is coupled to The terminal device deletes the second data from the storage medium.

In a possible implementation, when the storage medium is a non-permanent storage medium, the storage module 803 is further configured to prompt the user that the removable data storage device is not safely removed at the prompting module 804. After the second preset duration, the detecting module 802 does not detect that the removable data storage device is coupled to the terminal device, and then moves the second data from the non-permanent storage medium to the permanent storage medium. .

In a possible implementation manner, the prompting module 804 is further configured to: after the prompting the user that the removable data storage device is not safely removed, the detecting module 802 does not detect the A removable data storage device is coupled to the terminal device, again prompting the user that the removable data storage device is not securely removed.

The division of the modules in the embodiment of the present application is schematic, and is only a logical function division. In actual implementation, there may be another division manner. In addition, each functional module in each embodiment of the present application may be integrated into one processing. In the device, it can also be physically existed alone, or two or more modules can be integrated into one module. The above integrated modules can be implemented in the form of hardware or in the form of software functional modules.

When implemented in hardware, the hardware implementation of the terminal device can refer to FIG. 1 and its related description.

The communication interface 220 is configured to couple the removable data storage device with the terminal device;

The memory 130 is configured to store first data.

The processor 120 is configured to detect that the removable data storage device is removed from the terminal device during writing of the first data stored in the memory 130 to the removable data storage device And storing, in the first data, second data that has not been written into the removable data storage device in a preset storage space of the memory; detecting that the removable data storage device is coupled to When the terminal device is used, the second data stored in the preset storage space is written into the removable data storage device.

In a possible implementation manner, the memory 130 may include a first storage medium and a second storage medium, where the first storage medium is configured to store the first data;

The processor 120 is configured to: when the second data that has not been written into the removable data storage device in the first data is stored in a preset storage space of the memory, The two data are stored in the preset storage space of the second storage medium.

In a possible implementation, the processor 120 is further configured to be stored in the storage medium Before the second data is written into the removable data storage device, determining that the mobile data storage device is detected to be coupled to the terminal device again is detecting that the removable data storage device is from the terminal device Within a first preset duration after removal; or determining that the opportunity to detect that the removable data storage device is coupled to the terminal device again is detecting that the removable data storage device is moved from the terminal device In addition, prompting the user that the removable data storage device is not safely removed within a second preset duration.

In a possible implementation, the processor is further configured to: after detecting that the removable data storage device is removed from the terminal device, in a second to be stored in the storage medium Before the data is written to the removable data storage device, the user is prompted to have the secure data storage device not safely removed, and a user-triggered instruction for confirming that there is no secure removal is detected.

In a possible implementation, the processor is further configured to: detect, after the prompting user that the removable data storage device is not securely removed, the mobile data storage device is not detected. Go to the terminal device; delete the second data from the storage space, or when the storage medium corresponding to the preset storage space is a non-permanent storage medium, then the second data is The permanent storage medium is moved to a permanent storage medium.

In a possible implementation manner, the processor is further configured to: detect, after the prompting user that the removable data storage device is not securely removed, the mobile data storage device is not detected to be coupled. To the terminal device, the user is again prompted that the removable data storage device is not securely removed.

In a possible implementation, when the processor prompts the user that the removable data storage device is not securely removed, the processor is specifically configured to prompt the user that the removable data storage device is not secure through the display interface of the display. Remove, or prompt the user through the speaker that the removable data storage device is not securely removed.

In the embodiment of the present application, in the process of writing data to the removable data storage device, when detecting that the removable data storage device is accidentally removed, the unwritten portion is stored in the preset storage medium, thereby detecting When the removable data storage device is coupled to the terminal device again, the unwritten portion continues to be written into the removable data storage device, thereby ensuring data integrity to a certain extent and avoiding data corruption.

Those skilled in the art will appreciate that embodiments of the present application can be provided as a method, system, or computer program product. Thus, the present application can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment in combination of software and hardware. Moreover, the application can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) including computer usable program code.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (system), and computer program products according to embodiments of the present application. It will be understood that each flow and/or block of the flowchart illustrations and/or FIG. These computer program instructions can be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing device to produce a machine for the execution of instructions for execution by a processor of a computer or other programmable data processing device. Means for implementing the functions specified in one or more of the flow or in a block or blocks of the flow chart.

The computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device. The apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.

These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device. The instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present application without departing from the spirit and scope of the embodiments of the present application. Thus, it is intended that the present invention cover the modifications and variations of the embodiments of the present invention.

Claims

A data processing method, comprising:

In the process of writing the first data on the terminal device to the removable data storage device coupled to the terminal device, detecting that the removable data storage device is removed from the terminal device, The second data of the first data that has not been written into the removable data storage device is stored in a preset storage medium of the terminal device;

Upon detecting that the removable data storage device is coupled to the terminal device again, the second data stored in the storage medium is written to the removable data storage device.
The method of claim 1, wherein the method further comprises: before the second data stored in the storage medium is written to the removable data storage device, the method further comprising:

Determining that the timing of detecting that the removable data storage device is coupled to the terminal device again is within a first preset duration after detecting that the removable data storage device is removed from the terminal device; or

Determining that the opportunity to detect that the removable data storage device is coupled to the terminal device again is to prompt the user that the removable data storage device is not present when detecting that the removable data storage device is removed from the terminal device Within the second preset duration after safe removal.
The method of claim 1, wherein after detecting that the removable data storage device is removed from the terminal device, writing the second data stored in the storage medium to the Before the data storage device is removable, the method further includes:

The user is prompted to have the secure data storage device not safely removed and an instruction triggered by the user to confirm that there is no safe removal is detected.
The method of claim 2 or 3, wherein the method further comprises:

Not detecting that the removable data storage device is coupled to the terminal device within a second preset duration after prompting the user that the removable data storage device is not securely removed;

The second data is deleted from the storage medium, or when the storage medium is a non-permanent storage medium, the second data is moved from the non-permanent storage medium to the permanent storage medium.
The method of claim 2 or 3, wherein the method further comprises:

Within the third preset duration after prompting the user that the removable data storage device is not securely removed, the removable data storage device is not detected to be coupled to the terminal device, and the user is again prompted to move the data storage The device was not safely removed.
A data processing device, wherein the device is applied to a terminal device, including:

Communication interface, processor and memory;

The communication interface is configured to couple the removable data storage device with the terminal device;

The memory is configured to store first data;

The processor, when detecting that the first data stored in the memory is written into the removable data storage device, detecting that the removable data storage device is removed from the terminal device, Storing second data of the first data that has not been written to the removable data storage device in a predetermined storage space of the memory; detecting that the removable data storage device is coupled to the At the time of the terminal device, the second data stored in the preset storage space is written to the removable data storage device.
The device according to claim 6, wherein the memory comprises a first storage medium and a second storage medium, the first storage medium for storing the first data;

The processor, when storing the second data of the first data that has not been written into the removable data storage device in a preset storage space of the memory, specifically for using the second Data is stored in the preset storage space of the second storage medium.
The device according to claim 6 or 7, wherein the processor is further configured to determine that the second data stored in the storage medium is written before the removable data storage device is detected The timing of the movable data storage device being coupled to the terminal device again is within a first preset duration after detecting that the removable data storage device is removed from the terminal device; or determining that the detected The timing when the removable data storage device is coupled to the terminal device again prompts the user that the removable data storage device is not safely removed when detecting that the removable data storage device is removed from the terminal device After the second preset duration.
The device according to claim 6 or 7, wherein the processor is further configured to: after detecting that the removable data storage device is removed from the terminal device, Before the second data in the storage medium is written to the removable data storage device, the user is prompted to the secure data storage device not to be safely removed, and a user-triggered instruction for confirming that there is no secure removal is detected.
The device according to claim 8 or 9, wherein the processor is further configured to not detect the second preset duration after the user is prompted that the removable data storage device is not safely removed. a removable data storage device coupled to the terminal device;

Deleting the second data from the storage space, or moving the second data from the non-permanent storage medium to the non-permanent storage medium when the storage medium corresponding to the preset storage space is a non-permanent storage medium In a permanent storage medium.
The device according to claim 8 or 9, wherein the processor is further configured to not detect the third preset duration after the user is prompted that the removable data storage device is not safely removed. A removable data storage device is coupled to the terminal device, again prompting the user that the removable data storage device is not securely removed.
A device according to any one of claims 8 to 11, wherein the device further comprises a display or a speaker;

When the processor prompts the user that the removable data storage device is not securely removed, specifically for prompting the user that the removable data storage device is not safely removed through the display interface of the display, or prompting through the speaker The user said removable data storage device is not securely removed.