CN106294576B - Method and system for cleaning storage space of android system - Google Patents
Method and system for cleaning storage space of android system Download PDFInfo
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- CN106294576B CN106294576B CN201610604522.1A CN201610604522A CN106294576B CN 106294576 B CN106294576 B CN 106294576B CN 201610604522 A CN201610604522 A CN 201610604522A CN 106294576 B CN106294576 B CN 106294576B
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- 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
- G06F16/16—File or folder operations, e.g. details of user interfaces specifically adapted to file systems
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Abstract
The invention discloses a method and a system for cleaning a storage space of an android system, wherein the method comprises the steps that when the condition that the storage space of the android system is lower than a preset threshold value is monitored, the system sends a broadcast to each application, wherein the broadcast carries an instruction for creating a deletable file list; each application receives the broadcast and generates a deletable file list recorded with deletable files under the respective package directory; and after the system sends the broadcast for preset time, the system deletes the corresponding deletable file according to each application deletable file list. The interactive mode of the application and the system is that the system sends a broadcast to inform the application when the system space is insufficient, the application records all the file directories which can be cleaned, and the system deeply cleans the storage space according to the directories provided by the application, so that the storage space of the system is thoroughly cleaned.
Description
Technical Field
The invention relates to the technical field of terminals, in particular to a method for cleaning a storage space of an android system.
Background
The application of the existing Android system is more and more extensive, and the Android system can be used for ordering food, traveling, paying, shopping, watching videos, making stocks, surfing the internet, banking and the like, but with the universal use of the Android system, the burden on the Android system is heavier and heavier, the requirement on the Android system is higher and higher, and when the Android system is low in storage space, a plurality of abnormal situations can occur when the Android system is operated or installed.
In order to solve the above problem, the existing Android system may release the cache of the application when the storage space is low, as shown in fig. 1, the method specifically includes:
a1, detecting system storage space by system timing 60 s;
a2, judging whether the size of the storage space is lower than a threshold value set by a system, and jumping to a1 if the size of the storage space is higher than the threshold value;
a3, if the size is lower than the threshold value, releasing the cache directory space;
a4, after the cache space is released, continuously judging whether the space size is lower than a threshold value set by a system, and if the space size is higher than the threshold value, jumping to a 1;
a5, if the size is lower than the threshold value, sending the broadcast with insufficient system space;
a6, and finishing.
Although the existing method can clear the directory space of the system storage, the clearing effect is very limited, and the cache can be written again as long as the application is still running, so that the system storage space cannot be cleared completely.
Thus, the prior art has yet to be improved and enhanced.
Disclosure of Invention
The invention aims to solve the technical problem that the existing android system cannot thoroughly clean the storage space of the system.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
a method for cleaning storage space of an android system comprises the following steps:
when the fact that the storage space of the system is lower than a preset threshold value is monitored, the system sends broadcast to each application, wherein the broadcast carries an instruction for creating a deletable file list;
each application receives the broadcast and generates a deletable file list recorded with deletable files under the respective package directory;
and after the system transmits the broadcast and the preset time passes, the system deletes the corresponding deletable file according to the deletable file list of each application.
The method for cleaning the storage space of the android system, wherein when the storage space of the android system is lower than a preset threshold, the method further comprises the following steps before the system sends broadcast to each application:
the system detects a system storage space at a first preset time interval and compares the system storage space with a preset threshold.
The android system storage space cleaning method is characterized in that the deletable file is a file which does not affect the operation of the system and the application.
The method for cleaning the storage space of the android system, wherein when the storage space of the android system is lower than a preset threshold, the sending of the broadcast to each application by the system specifically comprises the following steps:
when the system storage space is lower than a preset threshold value, the system releases the cache directory space and obtains the system storage space after the cache is released;
comparing the system storage space after the cache is released with a preset threshold value;
and when the storage space of the system after the cache is released is lower than a preset threshold value, the system sends the broadcast to each application.
The method for cleaning the storage space of the android system, wherein the step of receiving the broadcast by each application and generating a deletable file list in which deletable files under respective package directories are recorded specifically comprises the following steps:
each application receives the broadcast and creates a deletable file list;
each application scans all directories of the application and records the deletable file directory into the deletable file list.
The method for cleaning the storage space of the android system, wherein after the system sends the broadcast for a preset time, the system deletes the corresponding deletable file according to the deletable file list of each application specifically comprises the following steps:
after the system sends the broadcast for a preset time, the system searches a deletable file list of each application;
if so, deleting the deletable file corresponding to the deletable file list;
and if not, deleting the whole application package without the deletable file list.
The method for cleaning the storage space of the android system comprises the following steps that after the system sends broadcast preset time, the system deletes corresponding deletable files according to each application deletable file list:
and deleting the deletable file list corresponding to each application by the system.
A system for cleaning storage space of an android system, comprising:
the system comprises a sending module, a receiving module and a sending module, wherein the sending module is used for controlling the system to send broadcast to each application when detecting that the system storage space is lower than a preset threshold value, and the broadcast comprises information listing files which can be deleted;
the generating module is used for controlling each application to receive the broadcast and generating a deletable file list recorded with deletable files under the respective package directory;
and the deleting module is used for controlling the system to delete the corresponding deletable files according to the deletable file lists of the applications after the system transmits the broadcast for a preset time.
The system for cleaning the storage space of the android system, wherein the sending module further comprises:
and the detection unit is used for detecting the system storage space at intervals of first preset time and comparing the system storage space with a preset threshold value.
The android system storage space cleaning system is characterized in that the deletable file is a file which does not affect the operation of the system and the application.
Has the advantages that: compared with the prior art, the invention provides a method and a system for cleaning a storage space of an android system, wherein the method comprises the steps that when the condition that the storage space of the system is lower than a preset threshold value is monitored, the system sends a broadcast to each application, wherein the broadcast carries an instruction for creating a deletable file list; each application receives the broadcast and generates a deletable file list recorded with deletable files under the respective package directory; and after the system sends the broadcast for preset time, the system deletes the corresponding deletable file according to each application deletable file list. The interactive mode of the application and the system is that the system sends a broadcast to inform the application when the system space is insufficient, the application records all the file directories which can be cleaned, and the system deeply cleans the storage space according to the directories provided by the application, so that the storage space of the system is thoroughly cleaned.
Drawings
Fig. 1 is a flowchart illustrating a method for clearing storage space of an android system according to the present invention.
Fig. 2 is a flowchart of a preferred implementation of the method for cleaning the storage space of the android system provided by the present invention.
Fig. 3 is a flowchart of a first implementation of the method for cleaning the storage space of the android system provided by the present invention.
Fig. 4 is a flowchart of a second implementation of the method for cleaning storage space of an android system provided by the present invention.
FIG. 5 is a flowchart of system operation in the method for cleaning storage space of an android system provided by the present invention.
Fig. 6 is a flowchart of application work in the method for cleaning the storage space of the android system provided by the invention.
FIG. 7 is a schematic structural diagram of a system for clearing storage space of an android system provided by the present invention.
Detailed Description
The invention provides a method and a system for cleaning a storage space of an android system, and in order to make the purpose, technical scheme and effect of the invention clearer and clearer, the invention is further described in detail below by referring to the attached drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention will be further explained by the description of the embodiments with reference to the drawings.
FIG. 2 is a flowchart illustrating a method for clearing storage space of an android system according to a preferred embodiment of the present invention. Referring to fig. 2, the method is applied to an intelligent terminal with an android system, where the intelligent terminal may be: cell-phone, ipod, smart TV etc.. The method comprises the following steps:
s101, when it is monitored that the storage space of the system is lower than a preset threshold value, the system sends broadcast to each application, wherein the broadcast carries an instruction for creating a deletable file list.
Specifically, the monitoring that the system storage space is lower than the preset threshold refers to monitoring that the system remains storage space. The method specifically can obtain the total capacity of the system storage space of the terminal and obtain the capacity of the used system storage space, so as to obtain the capacity of the remaining space of the system according to the total capacity of the system storage space and the capacity of the used system storage space.
The preset threshold is used for judging whether the system storage space is subjected to a judgment condition for cleaning the system storage space. The threshold value can be set by default of the system or set by the user according to the requirement of the user. The threshold is a judgment condition for starting the system storage space, and then when the system storage space is lower than a preset threshold, the terminal controls the system to perform corresponding deletion operation.
When the system storage space is detected to be lower than the preset threshold, the method further comprises a judging process: judging whether a system storage space cleaning function is started or not, and if the system storage space cleaning function is started, sending a broadcast to each application by the system; and if the system memory space cleaning work is started, the system does not send broadcast to each application. In practical application, the system may prompt the user that the memory of the system is too low and needs to be cleaned up through a ring tone, vibration or notification. And when the user is prompted in a notification mode, a system storage space cleaning power calling start key can be displayed in the notification, and when the user clicks the system storage space cleaning power key, a system storage space cleaning power setting interface is displayed on the terminal. Therefore, the user can quickly and accurately find the system storage space cleaning power setting interface, and the use agent of the user is convenient.
In this embodiment, when it is monitored that the system storage space is lower than a preset threshold, the terminal control system sends a broadcast to each application installed in the terminal, where the broadcast carries information for creating a deletable file list. That is, when it is monitored that the system storage space is lower than the preset threshold, the terminal control system sends an instruction for creating a deletable file list to each application installed in the terminal. The deletable file refers to a deletable file which does not affect the operation of the system and the application under the application program directory, and the deletable file list refers to a list of deletable files which does not affect the operation of the system and the application under the application program directory.
S102, each application receives the broadcast and generates a deletable file list recorded with deletable files under the respective package directory.
Specifically, each application monitors system broadcasts, and when each application monitors system broadcasts carrying created deletable files, the system broadcasts are received. And generating a deletable file list recorded with deletable files under the respective package directories according to the system broadcast. It may specifically include:
s10, monitoring system broadcast in real time by each application program;
s20, when the system broadcast is monitored by each application program, receiving and analyzing the system broadcast;
s30, creating a deletable file list for storing deletable files according to the command for creating the deletable file list obtained by analysis;
s40, each application searches the deletable file in its own package directory, and stores the searched deletable file directory in the deletable file list.
Specifically, the deletable file list may store information such as names and storage addresses of deletable files. In practical applications, the deletable file list may be a clear. Txt file stores therein information of deletable files in the application.
And S103, after the preset time passes after the system sends the broadcast, the system deletes the corresponding deletable file according to the deletable file list of each application.
Specifically, after the system sends the broadcast for a preset time, the system defaults that each application has received the broadcast and creates and completes a corresponding deletable file list. The system acquires each application deletable file list and deletes the corresponding deletable file according to the deletable file list.
The preset time is preset and set and is used for starting the file deleting operation of the system. In practical applications, the preset time may be a preferred value, such as 60s, obtained by a designer according to a test and a plurality of experiments.
In this embodiment, in order to more thoroughly clean up the system storage space, a search process may be further included before the system deletes the corresponding deletable file according to the deletable file list of each application. The method specifically comprises the following steps:
after the system sends the broadcast for a preset time, the system searches a deletable file list of each application program; if the deletable file list is found, deleting the corresponding deletable file according to each application deletable file list; and if the deletable file list is found, judging that the application is the uninstalled application, and deleting the application program. Therefore, the unloaded residual files can be deleted, and the system memory can be cleaned more thoroughly.
The embodiment provides a method for cleaning a storage space of an android system, which comprises the steps that when the fact that the storage space of the android system is lower than a preset threshold value is monitored, the android system sends a broadcast to each application, wherein the broadcast carries an instruction for creating a deletable file list; each application receives the broadcast and generates a deletable file list recorded with deletable files under the respective package directory; and after the system sends the broadcast for preset time, the system deletes the corresponding deletable file according to each application deletable file list. The interactive mode of the application and the system is that the system sends a broadcast to inform the application when the system space is insufficient, the application records all the file directories which can be cleaned, and the system deeply cleans the storage space according to the directories provided by the application, so that the storage space of the system is thoroughly cleaned.
Example one
The present embodiment provides a method for cleaning up a storage space of an android system, as shown in fig. 3, the method includes:
s201, monitoring a system storage space by the terminal at preset time intervals, and comparing the system storage space with a preset threshold value.
Specifically, the terminal monitors the remaining space of the system storage space and compares the remaining space of the system storage space with a preset threshold. That is, the terminal determines whether the remaining space of the system needs to be cleaned. The predetermined time is preset by the system, such as 60 s.
S202, when the storage space of the system is lower than a preset threshold value, the system releases the space of the cache directory.
Specifically, when the system storage space is lower than a preset threshold, the cache directory space is released. The cache directory space is used for storing system cache files, and the cleaned files can be written into the cache space again when the system operates again.
S203, detecting the system storage space after the cache is released, and comparing the system storage space after the cache is released with a preset threshold value.
Specifically, when the cache directory space is released, the system memory space is checked again. And comparing the system memory space with a preset threshold. In other modified embodiments of this embodiment, after the system storage space is lower than the preset threshold, after the cache directory space is released, and when it is determined again whether the system storage space is lower than the preset threshold, it may be determined whether the system storage space is lower than the first preset threshold, where the first preset threshold may be different from the preset threshold, and the first preset threshold may be smaller than the preset threshold, so that on the one hand, when the system storage space is written into the cache space again, the system operates normally. On the other hand, the system memory space cleaning function can be started more accurately.
And S204, when the storage space of the system after the cache is released is lower than a first preset threshold, the system sends a broadcast to each application.
S205, each application receives the broadcast and generates a deletable file list recorded with deletable files under each package directory;
and S206, after the system sends the broadcast for the preset time, the system deletes the corresponding deletable file according to each application deletable file list.
The embodiment provides a method for cleaning a storage space of an android system, which comprises the steps of firstly cleaning a cache space by adopting the existing cache cleaning method before starting a system storage space cleaning function, and comparing the system storage space with a preset threshold value after releasing the cache space; and when the system storage space is lower than a preset threshold value, the broadcast is sent, and the system storage space is cleaned according to the application deletable file list. The method of the embodiment can reduce the cleaning of the system storage space according to the application deletable file list, can also ensure the normal operation of the system, saves the energy consumption of the system and brings convenience to the use of users.
Example two
The present embodiment provides a method for cleaning up a storage space of an android system, as shown in fig. 4, the method includes:
s301, when it is monitored that the storage space of the system is lower than a preset threshold value, the system sends a broadcast to each application and monitors feedback information of the broadcast, wherein the broadcast carries an instruction for creating a deletable file list.
S302, receiving the broadcast by the application, and sending feedback information of successful receiving to the system;
s303, analyzing the received broadcast by the application, and creating a deletable file list for storing the deletable files according to the instruction for creating the deletable file list obtained by analyzing;
s304, scanning a self directory by the application, acquiring information of the deletable file, and storing and deleting a file list;
s305, after the preset broadcast time is sent, the system acquires a deletable file list of the corresponding application according to the monitored feedback information, and deletes the corresponding deletable file according to the deletable file list.
Specifically, the system may start a timer after sending the broadcast, where the timer is used to control the system to delete the corresponding deletable file according to the deletable file list, and configure the preset time. That is, when the timer times out, the system acquires the deletable file list of the corresponding application according to the monitored feedback information. Of course, in practical applications, there may be feedback information that the application system is receiving to the application due to communication between the system and the application. Therefore, when the timer is overtime, the system acquires the deletable file list of the corresponding application according to the monitored feedback information, broadcasts the application of the feedback information which is not received again, and starts the timer to monitor the feedback information of the broadcast.
The embodiment provides a method for cleaning a storage space of an android system, which monitors feedback information of a broadcast while sending and creating a broadcast capable of deleting a file list; and after the preset broadcast time is sent, cleaning the corresponding application according to the received feedback information. The method of the embodiment can not only clean the system content, but also clean the corresponding application according to the setting of the application program, thereby improving the flexibility of use.
In order to further understand the method for cleaning the storage space of the android system provided by the invention, the method is further explained from the system and the application respectively.
As shown in fig. 5, the system workflow in the method for cleaning storage space of android system provided by the present invention includes:
h10, detecting a system storage space at intervals of a first preset time by the terminal, and comparing the system storage space with a preset threshold value;
h20, when the system storage space is lower than a preset threshold value, releasing the cache directory space;
h30, detecting a system storage space, and comparing the system storage space with a preset threshold;
h40, when the system storage space is lower than a preset threshold, sending broadcast with insufficient system space to each application;
h50, starting a timer and monitoring the feedback information of the broadcast;
h60, when the timer times out, the system searches the deletable file list clear.txt in the application directory of the corresponding application according to the monitored feedback information;
and H70, deleting the deletable file of each application according to the clean.
As shown in fig. 6, the application workflow in the method for cleaning up storage space of android system provided by the present invention includes:
m10, receiving the broadcast and sending feedback information of successful receiving to the system;
m20, analyzing the broadcast, and creating a corresponding deletable file list clear.txt according to the instruction for creating the deletable file list obtained by analysis;
m30, scanning a self package directory to obtain deletable file information, wherein the deletable file information is an address of a deletable file;
and M40, writing the information of the deletable file into a deletable file case clear.
The invention also includes a system for cleaning up storage space of an android system, as shown in fig. 7, which includes:
a sending module 100, configured to, when detecting that a system storage space is lower than a preset threshold, send a broadcast to each application by a system, where the broadcast includes information listing deletable files;
a generating module 200, configured to control each application to receive the broadcast, and generate a deletable file list in which deletable files under respective package directories are recorded;
the deleting module 300 is configured to delete, by the system, a corresponding deletable file according to each application deletable file list after a preset time elapses after the system transmits the broadcast.
The system for cleaning the storage space of the android system, wherein the sending module further comprises:
and the detection unit is used for detecting the system storage space at intervals of first preset time and comparing the system storage space with a preset threshold value.
The android system storage space cleaning system is characterized in that the deletable file is a file which does not affect the operation of the system and the application.
In the embodiments provided by the present invention, it should be understood that the disclosed system and method can be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is only one logical division, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a server, or a network device) or a processor (processor) to execute some steps of the methods according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. A method for cleaning storage space of an android system is characterized by comprising the following steps:
when the fact that the storage space of the system is lower than a preset threshold value is monitored, the system sends broadcast to each application, wherein the broadcast carries an instruction for creating a deletable file list;
each application receives the broadcast and generates a deletable file list recorded with deletable files under the respective package directory;
after the system sends the broadcast and the preset time passes, the system deletes the corresponding deletable file according to the deletable file list of each application;
after the system sends the broadcast and a preset time elapses, the system deletes the corresponding deletable file according to the deletable file list of each application specifically includes:
after the system sends the broadcast and the preset time passes, the system searches a deletable file list of each application;
if the deletable file list is found, deleting the corresponding deletable file according to the deletable file list;
if the deletable file list is not found, the application is judged to be the uninstalled application, and the application is deleted.
2. The method for cleaning up the storage space of the android system of claim 1, wherein when the storage space of the android system is lower than a preset threshold, before the system sends a broadcast to each application, the method further comprises:
the system detects a system storage space at a first preset time interval and compares the system storage space with a preset threshold.
3. The method for cleaning up the storage space of the android system as claimed in claim 1, wherein the deletable file is a file which does not affect the operation of the system and the application.
4. The method for cleaning up the storage space of the android system as claimed in claim 1, wherein when the storage space of the android system is lower than a preset threshold, the sending of the broadcast to each application by the system specifically comprises:
when the system storage space is lower than a preset threshold value, the system releases the cache directory space and detects the system storage space after the cache is released;
comparing the system storage space after the cache is released with a preset threshold value;
and when the storage space of the system after the cache is released is lower than a preset threshold value, the system sends the broadcast to each application.
5. The method for clearing the storage space of the android system as recited in claim 1, wherein the step of receiving the broadcast by each application and generating a deletable file list in which deletable files under respective package directories are recorded specifically comprises:
each application receives the broadcast and creates a deletable file list;
each application scans all directories of itself and records the deletable file directory to the deletable file list.
6. The method for clearing the storage space of the android system as claimed in claim 1, wherein after the system sends the broadcast for a preset time, the method further comprises the following steps after the system deletes the corresponding deletable file according to each application deletable file list:
and deleting the deletable file list corresponding to each application by the system.
7. A system for cleaning storage space of an android system is characterized by comprising:
the system comprises a sending module, a receiving module and a sending module, wherein the sending module is used for controlling the system to send broadcast to each application when detecting that the system storage space is lower than a preset threshold value, and the broadcast comprises information listing files which can be deleted;
the generating module is used for controlling each application to receive the broadcast and generating a deletable file list recorded with deletable files under the respective package directory;
the deleting module is used for controlling the system to delete the corresponding deletable files according to the deletable file lists of the applications after the system transmits the broadcast for a preset time;
wherein the deletion module is specifically configured to:
after the system sends the broadcast and passes the preset time, the control system searches the deletable file list of each application;
if the deletable file list is found, deleting the corresponding deletable file according to the deletable file list;
if the deletable file list is not found, the application is judged to be the uninstalled application, and the application is deleted.
8. The android system storage space cleaning system of claim 7, wherein the sending module further comprises:
and the detection unit is used for detecting the system storage space at intervals of first preset time and comparing the system storage space with a preset threshold value.
9. The android system storage space cleaning system of claim 7, wherein the deletable file is a file that does not affect the operation of the system and the application.
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