CN105120530B - Method and device for acquiring data and data acquisition system - Google Patents
Method and device for acquiring data and data acquisition system Download PDFInfo
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- CN105120530B CN105120530B CN201510579865.2A CN201510579865A CN105120530B CN 105120530 B CN105120530 B CN 105120530B CN 201510579865 A CN201510579865 A CN 201510579865A CN 105120530 B CN105120530 B CN 105120530B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1095—Replication or mirroring of data, e.g. scheduling or transport for data synchronisation between network nodes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/14—Session management
- H04L67/141—Setup of application sessions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
- H04W76/16—Involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
Abstract
The embodiment of the invention discloses a method and a device for acquiring data and a data acquisition system. The method comprises the following steps: when the instruction of acquiring the data is obtained, a data acquisition request is sent to a cloud server; establishing communication connection with each client in a built-in data point list; receiving a data set slice from the cloud server, or receiving a data set slice from a client side which constructs communication connection, wherein the data set slice is obtained by slicing a data set corresponding to a stored data acquisition request by the cloud server according to the received data acquisition request; and determining that all the data set slices are received, and merging the received data set slices to obtain a data set. By applying the invention, the success rate of data acquisition can be improved.
Description
Technical field
The present invention relates to data transfer of computer technologies more particularly to a kind of method, apparatus for obtaining data and data to obtain
Take system.
Background technique
Currently, current common Mobile operating system such as Android (Android) operating system is easy to operate and conveniently with its
Efficiently characteristic is increasingly received by user, has been widely used in the work and life of user, with client
The application program installed in Android operation system is more and more, and the data volume of generation is also increasing, in order to avoid client
Failure or abnormal caused mass data are irrecoverable or cannot normally use, and the safety of user data are ensured, alternatively, when one
A user possesses multiple client, for example, a user may possess one or more mobile phones, personal digital assistant, electricity
Brain and tablet computer, in order to enable user can be in the data sharing of multiple client, and also to prevent a certain visitor
The loss of user data in the end of family, for example, user's private data such as contact data, note data and message registration data
Deng needing to carry out the data that store remote backup in client, for example, cloud server is upload the data to, to replace
After the failure or exception of client or reparation client, user can easily restore data from cloud server.Wherein,
The network environment that data need to rely on client and cloud server is obtained or restored from cloud, for example, mobile visitor
Family end and cloud server are needed in stable network environment, for example, global system for mobile communications (GSM, Global System
For Mobile Communication) data are carried out in network or Wireless Fidelity (WiFi, Wireless Fidelity) network
Transmission, but since in practical application, the network environment of mobile client is among continuous variation, for example, in mobile client
In the lasting moving process at end, network environment locating for mobile client may enter 3G network environment from 2G network environment, then
Into 4G network environment, alternatively, entering WiFi network environment from 2G network environment, 3G network environment is entered back into.In this way, from 2G
Network environment switches into 3G network environment, alternatively, entering 4G network environment from 3G network environment changing, alternatively, from 2G network
Environment changing enters WiFi network environment, and due to the lasting variation of network environment, the communication performance of network is also in lasting variation
In, it may result in data and go out active in the network transmission process from cloud server to client, to reduce number
According to the success rate of acquisition.Further, existing mobile data acquisition methods, are all based on computer network with standard network protocol, by standby
The cloud server of part data sends data acquisition request, and cloud server is passed according to received data acquisition request to client
Defeated data to be obtained will lead to data if the transmission channel between cloud server and client breaks down or exception
It cannot obtain in time, how not ensure data acquisition in the case where complicated network environment persistently changes for user
Success rate proposed the data capture method of optimization.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of method, apparatus and data-acquisition system for obtaining data, can solve
The problem of certainly how improving the success rate of data acquisition.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that
In a first aspect, the embodiment of the present invention provides a kind of method for obtaining data, comprising:
When obtaining the instruction for obtaining data, data acquisition request is sent to cloud server；
The communication connection of building and each client in built-in data point list；
Data set slice is received from the cloud server, is cut or, receiving data set from the client of building communication connection
Piece, the data set slice is the cloud server according to received data acquisition request, by the data acquisition of storage
Corresponding data set is requested to carry out the slice obtained after slicing treatment；
It determines and has received all data set slices, the received data set slice is merged to obtain data set.
Preferably, before the building with the communication connection of each client in built-in data point list, the side
Method further include:
The enabled node list returned from cloud server according to the data acquisition request is received, the data point is updated
List includes pre-set enabled node in the data point list.
Preferably, after the building with the communication connection of each client in built-in data point list, the side
Method further include:
It is polled according to each client in pre-set polling cycle, with the data point list.
Preferably, the client passes through wireless fidelity network mode, 2G network mode, 3G network mode or 4G network
Mode receives data set slice from the client of building communication connection.
Preferably, the determination has received all data set slices, merges to the received data set slice
Include: to data set
It receives the data set slice information being sliced to mark data collection and stores, the data set slice information is at least wrapped
Include slice mark；
It receives data set slice to be cached, according to the slice mark for including in the data set slice information, determine also
Not received data set slice；
It determines and has received the corresponding all data set slices of data set, the data set slice of caching is merged.
Preferably, the method also includes:
The data set slice for caching cloud server broadcast, receives the data acquisition request of other clients transmission, will delay
The corresponding data set slice transmission of the data acquisition request deposited is to the client for sending the data acquisition request.
The method provided in an embodiment of the present invention for obtaining data, by sending data acquisition request, cloud to cloud server
It holds server that the corresponding data set of data acquisition request is carried out slicing treatment, the data set that slicing treatment obtains will be carried out and be sliced
It is broadcasted, client is communicated to connect by establishing with each client in data point list, so that the client can be with
The data set slice that cloud server is broadcasted is obtained from each client for establishing communication connection, obtains data set by merging.This
Sample, when the communication link between client and cloud server breaks down or is abnormal, which can be logical by establishing
Other clients of letter connection receive the data set slice of cloud server broadcast, to be transmitted to client, can effectively mention
The success rate of high data acquisition.
Second aspect, the embodiment of the present invention provide a kind of device for obtaining data, described device include: data link with
And slice controller, wherein
Data link, for sending data acquisition request, structure to cloud server when obtaining the instruction for obtaining data
The communication connection with each client in built-in data point list is built, receives data set slice from the cloud server, or,
Data set slice is received from the client of building communication connection, output to slice controller, the data set slice is the cloud
It holds server according to received data acquisition request, the corresponding data set of the data acquisition request of storage is carried out at slice
The slice obtained after reason；
It is sliced controller, determines and has received all data set slices, the received data set slice is merged
To data set.
Preferably, the data link, which is also used to receive, returns according to the data acquisition request from cloud server
Enabled node list updates the data point list.
Preferably, the data link is also used to according to pre-set polling cycle, in the data point list
Each client be polled.
Preferably, the data link is also used to through wireless fidelity network mode, 2G network mode, 3G network mode
Or 4G network mode, data set slice is received from the client of building communication connection.
Preferably, the slice controller includes: slice information storage unit, cache unit and combining unit, wherein
Slice information storage unit, for receiving the data set slice information to mark data collection slice and storing, institute
It states data set slice information and includes at least slice mark；
Cache unit, collection slice is cached for receiving data, according to the slice for including in received data set slice
Mark determines also not received data set slice；
Combining unit has received the corresponding all data set slices of data set for determining, has cut to the data set of caching
Piece merges.
Preferably, the data link is also used to cache the data set slice of cloud server broadcast, receives other visitors
The data acquisition request that family end is sent, by the corresponding data set slice transmission of the data acquisition request of caching to sending the data
The client of acquisition request.
The third aspect, the embodiment of the present invention provide a kind of data-acquisition system, comprising: the first client, cloud server
And second client, wherein
First client when for obtaining the instruction for obtaining data, sends data acquisition request to cloud server；Building
With the communication connection of the second client in built-in data point list；Data set slice is received from the cloud server, or,
Data set slice is received from the client of building communication connection；It determines and has received all data set slices, to received data set
Slice merges to obtain data set；
Cloud server, acquisition request for receiving data, by the corresponding data set of the data acquisition request of backup
After carrying out slicing treatment, the enabled node list of corresponding first client of the data acquisition request is obtained, is used to described
The data set of the second client broadcast slicing treatment in node listing；
Second client, for constructing and the communication connection of first client, the number of reception cloud server broadcast
It is sliced according to collection, and by received data set slice transmission to first client.
Preferably, first client includes: data link and slice controller, wherein
Data link when for obtaining the instruction for obtaining data, sends data acquisition request to cloud server；Building
With the communication connection of the second client in built-in data point list；Data set slice is received from the cloud server, or,
Data set slice, output to slice controller are received from the client of building communication connection；
It is sliced controller, determines and has received all data set slices, received data set slice is merged and is counted
According to collection.
Preferably, the cloud server includes: data verifier, slip condition database and backup of memory, wherein
Data verifier, acquisition request, obtains from slip condition database and sends data acquisition request for receiving data
The newest enabled node list in first client region returns to the enabled node list to the first client；From backup
The corresponding data set of the data acquisition request is extracted in memory, after carrying out slicing treatment to the data set of extraction, will be sliced
Obtained data set slice is handled to be broadcasted.
Preferably, second client includes:
Second data link is communicated to connect for constructing with the first client, receives the data of cloud server broadcast
Received data set slice is transmitted to first client by the communication connection constructed by collection slice.
Preferably, second client further include: the second slice controller and the second data point list, wherein
Second data link when being also used to obtain the instruction for obtaining data, sends data acquisition to cloud server and asks
It asks；The communication connection of building and each client in the second built-in data point list；Data are received from the cloud server
Collection slice, or, receiving data set slice, output to the second slice controller from the client of building communication connection；
Second slice controller determines and has received all data set slices, merges to received data set slice
To data set.
Data-acquisition system provided in an embodiment of the present invention, the first client is by sending data acquisition to cloud server
The corresponding data set of data acquisition request is carried out slicing treatment by request, cloud server, the number that progress slicing treatment is obtained
It is broadcasted according to collection slice, the first client is communicated to connect by establishing with the second client in data point list, to make
Obtaining first client can be sliced from the data set that each second client for establishing communication connection obtains cloud server broadcast,
Data set is obtained by merging.In this way, the communication link between the first client and cloud server breaks down or exception
When, the data set that the first client can receive cloud server broadcast by establishing the second client of communication connection is sliced,
To be transmitted to the first client, the success rate of data acquisition can be effectively improved.
Fourth aspect, the embodiment of the invention also provides a kind of electronic equipment, may include:
One or more processor；
Memory；
One or more module, one or more of modules store in the memory, when one
Or multiple processors proceed as follows when executing:
When obtaining the instruction for obtaining data, data acquisition request is sent to cloud server；
The communication connection of building and each client in built-in data point list；
Data set slice is received from the cloud server, is cut or, receiving data set from the client of building communication connection
Piece, the data set slice is the cloud server according to received data acquisition request, by the data acquisition of storage
Corresponding data set is requested to carry out the slice obtained after slicing treatment；
It determines and has received all data set slices, the received data set slice is merged to obtain data set.
5th aspect, the embodiment of the invention also provides a kind of storage mediums, described to apply journey for storing application program
Sequence is used to execute a kind of method for obtaining data provided by the embodiment of the present invention.
6th aspect, the embodiment of the invention also provides a kind of application programs, are provided for executing the embodiment of the present invention
A kind of acquisition data method.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the method overall procedure schematic diagram that the embodiment of the present invention obtains data；
Fig. 2 is the method idiographic flow schematic diagram that the embodiment of the present invention obtains data；
Fig. 3 is the apparatus structure schematic diagram that the embodiment of the present invention obtains data；
Fig. 4 is the device concrete structure schematic diagram that the embodiment of the present invention obtains data；
Fig. 5 is data-acquisition system of embodiment of the present invention structural schematic diagram；
Fig. 6 is the electronic devices structure schematic diagram of the embodiment of the present invention.
Specific embodiment
The embodiment of the present invention is described in detail with reference to the accompanying drawing.
It will be appreciated that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
Its embodiment, shall fall within the protection scope of the present invention.
Fig. 1 is the method overall procedure schematic diagram that the embodiment of the present invention obtains data.Referring to Fig. 1, which includes:
Step 11, when obtaining the instruction for obtaining data, data acquisition request is sent to cloud server；
Step 12, the communication connection with each client in built-in data point list is constructed；
Step 13, data set slice is received from the cloud server, or, receiving number from the client of building communication connection
It is sliced according to collection, the data set slice is the cloud server according to received data acquisition request, by the number of storage
The slice obtained after slicing treatment is carried out according to the corresponding data set of acquisition request；
Optionally, priority ranking can be carried out to the reception that data set is sliced, for example, when connecing from the cloud server
When can not receive data set slice, data set slice is received from the client of building communication connection；Or it is communicated to connect when from building
Client do not receive data set slice when, from the cloud server receive data set slice.
Step 14, it determines and has received all data set slices, the received data set slice is merged and is counted
According to collection.
A specific embodiment is lifted below, and the present invention is described in detail.
Fig. 2 is the method idiographic flow schematic diagram that the embodiment of the present invention obtains data.Referring to fig. 2, which includes:
Step 101, when needing to obtain data, data acquisition request is sent to cloud server；
In this step, when obtaining the instruction for obtaining data, demonstrate the need for obtaining data.
As an alternative embodiment, when needing to obtain data, sending data acquisition request to cloud server includes:
A11 monitors that user, by the first hot key of key pressing, starts the data acquisition mould of the client by client
Formula；
In this step, user can preset the hot key for log-on data obtaining mode, set in advance when user presses
When the hot key set, indicate that user needs to start the data acquisition of the client to obtain data (data set).
A12 receives second hot key by key pressing of the user by the client, obtains the data of the client
Point list；
In this step, can also by the way that the hot key for obtaining data point list automatically is arranged, when user presses the hot key,
Then client obtains the data point list being built in the client automatically.Certainly, in practical application, client can also basis
Pre-set data acquisition conditions check currently whether meet the data acquisition conditions, when meeting, obtain the client
Data point list so as to subsequent acquisition data.In this way, receiving user by the client by the second of key pressing
After hot key, before the data point list for obtaining the client, this method can be with further include:
Check whether client currently meets pre-set data acquisition conditions, if so, executing described in the acquisition
The step of data point list of client, if not, terminating process.
In this step, as an alternative embodiment, data acquisition conditions can be whether client is in network environment,
If client is in network environment, for example, being in wireless fidelity network or GPRS network, it is determined that client currently meets
Pre-set data acquisition conditions.
In the embodiment of the present invention, data point list refer to data acquisition service provider deployment stabilization server (for example,
The node servers such as cloud server or transfer server) IP address list can by any IP address in data point list
To find the cloud server that backup has the client data.Stablize server generally according to user distribution, and exists as far as possible
Big and medium-sized cities are disposed, in this way, periphery a certain range can be obtained convenient for the mobile client of installation related application for the first time
Inside, current newest motor-driven data sharing point (node server).
A13 generates the data acquisition request comprising destination address for cloud server, chooses in the data point list
One node server sends the data acquisition request to cloud server by the node server of selection.
In this step, by that can ensure that data acquisition request can be successfully transmitted in client onboard data point list
To cloud server.In this way, the success rate of data acquisition can be promoted.
As another alternative embodiment, when needing to obtain data, sending data acquisition request to cloud server includes:
A21, pre-set data acquisition cycle then, if client be in open state and meet preset
Data acquisition conditions, obtain the data point list of the client；
In this step, client obtains data, can be configured, be can be respectively according to the business scenario of different application
Actively by user, or according to the data acquisition cycle of setting, it or according to other conditions of setting triggers.For example, for logical
News record data acquisition, can be set daily timing acquisition data, i.e. timing daily, for example, (8 points in the morning of 8 points of every morning
When, if client is in open state and can connect network) require recovery/newest address list of synchronization user, so as to from
The contact information that synchronous user increases newly in the other clients in family or online cloud service.
A22 generates the data acquisition request comprising destination address for cloud server, chooses in the data point list
One stablizes server, sends the data acquisition request to cloud server by the stabilization server of selection.
Step 102, the communication connection with each client in built-in data point list is constructed；
In this step, in order to avoid in data acquisition, the communication link between client and cloud server goes out
Existing failure or the abnormal caused lower situation of data acquisition success rate.In the embodiment of the present invention, consider to utilize data point list
In available data points, each client in built-in data point list refer to except obtain the instruction for obtaining data client it
Outer client is established by each client in client and data point list and is communicated to connect, cloud server is to client
End needs the data obtained to be broadcasted, each mobile client for being equipped with related application, after the data for receiving broadcast, passes through
Share flow formed a back end, thus for periphery mobile client data acquisition with the service of offer is provided.In this way, in visitor
When communication link between family end and cloud server breaks down or is abnormal, which can be by establishing communication connection
Other clients receive the data of cloud server broadcast, to be transmitted to client, can effectively improve data acquisition at
Power.
In the embodiment of the present invention, each available client end in data point list when in order to obtain data acquisition in time is made
For an alternative embodiment, before building with the communication connection of each client in the data point list, this method further include:
The enabled node list returned from cloud server according to the data acquisition request is received, the data point is updated
List includes pre-set enabled node in the data point list.
In this step, after cloud server receives the data acquisition request, it can inquire and obtain online with transmission
The client of data acquisition request belongs to other clients or node server of the same area or proximate region, for example, being based on
IP address nearby principle is chosen and presets other clients or node server of number so that client and acquisition
Other clients or node server of line construct communication connection, and communication environment is preferable, and network delay is lower.
In the embodiment of the present invention, in more new data point list, as an alternative embodiment, in former data point list
Do not exist present in the enabled node list, is added in data point list；For exist in former data point list and
It is not existing in enabled node list, it is deleted in data point list；For existing in former data point list in enabled node
Present in list, do not make an amendment.
As another alternative embodiment, after building with the communication connection of each client in the data point list,
This method further include:
It is polled according to each client in pre-set polling cycle, with the data point list.
In this step, the newest enabled node list in client region is being obtained, and be merged into built-in data point
After in list, mutual poll periodically is carried out according to data point list, to maintain an available enough client node information collection
(data point list).
Step 103, from the cloud server, and/or, the client for constructing communication connection receives data set slice, institute
Stating data set slice is the cloud server according to received data acquisition request, by the data acquisition request pair of backup
After the data set answered carries out slicing treatment, the enabled node list of the corresponding client of the data acquisition request is obtained, to institute
State the data set of each client broadcast slicing treatment in enabled node list；
In this step, as an alternative embodiment, and/or, the client of communication connection is constructed from the cloud server
Receiving data set slice includes:
Data set slice is received from the cloud server, is cut or, receiving data set from the client of building communication connection
Piece.
Data set cutting is more by carrying out slicing treatment to the corresponding data set of data acquisition request by cloud server
A data set slice.In this way, it is possible to reduce transmission time is effectively reduced in the data volume transmitted every time, to hold in network environment
When continuous variation, it can be effectively reduced the phenomenon that data are lost in network transmission process, promote the success rate of data acquisition.Into one
Step ground, so that transmission success rate is high, it is then desired to which the data volume retransmitted accordingly reduces, is dropped since the data volume transmitted every time is small
The low network flow of client, to save the cost that user obtains data.
In the embodiment of the present invention, slicing treatment can be carried out to data set according to fixed data amount of capacity, so that slice
It is identical to handle obtained each data set slice size；Data set can also be carried out at slice according to dynamic data amount of capacity
Reason.Thus, as an alternative embodiment, the corresponding data set of the data acquisition request of backup is subjected to slicing treatment packet
It includes:
The corresponding data set of the data acquisition request is sliced according to pre-set data set slice threshold value.
It, can according to actual needs, for example, being cut according to sizes such as 50k, 100k or 1M to data set in this step
Piece.
As another alternative embodiment, the corresponding data set of the data acquisition request of backup is subjected to slicing treatment
May include:
A31 detects client network signal intelligence according to pre-set network detection cycle, obtains current network communication
Signal strength；
In this step, network detection cycle can be configured according to actual needs.For example, can be set to 10 seconds, 30
Second or 1 minute etc..
A32 inquires the mapping relations collection of pre-set network communication signal intensity and data set slice threshold value, is worked as
The data set of preceding network communication signal intensity mapping is sliced threshold value；
In this step, corresponding data set slice threshold can be arranged according to the network signal intensity of client current network
Value, for example, the data set slice threshold value of setting is corresponding also higher in the higher situation of client network signal strength, and
In the lower situation of network signal intensity, the data set slice threshold value of setting is accordingly relatively low, in order to according to network communication feelings
The size of condition real-time aligned data collection slice.
A33 is sliced the corresponding data set of the data acquisition request according to obtained data set slice threshold value.
As an alternative embodiment, slicing treatment is carried out in the corresponding data set of the data acquisition request that will be backed up
Afterwards, before the data set of each client broadcast slicing treatment into the enabled node list, this method further include:
Compression processing is carried out to the data set slice that slicing treatment obtains is carried out.
In this step, the compression algorithm of compression processing includes but is not limited to: Zip compression algorithm, WinRAR compression algorithm etc..
As yet another alternative embodiment, this method can also include:
Using Encryption Algorithm, the data set slice of compression processing is encrypted.
In this step, Encryption Algorithm includes: data confidentiality agreement (AES, the Advanced Encryption of enhancing
Standard), data encryption algorithm (DEA, Data Encryption Algorithm), data encryption standards (DES, Data
Encryption Standard) and three layer of data encryption standards (3DES, Triple DES) etc..
In the embodiment of the present invention, client can be received by multiple network mode from the client of building communication connection
Data set slice, the multiple network mode includes but is not limited to: wireless fidelity network mode, 2G network mode, 3G network side
Formula or 4G network mode etc..
Step 104, it determines and has received all data set slices, received data set slice is merged, is obtained
Data set.
In this step, as an alternative embodiment, all data set slices is received, received data set is sliced and is carried out
Merge, the data set obtained includes:
B11 receives the data set slice information being sliced to mark data collection and stores, and the data set slice information is extremely
Few includes slice mark；
In this step, as an alternative embodiment, data set slice information includes: number of sections, each data set slice
Slice mark and the information such as data set slice size.
In the embodiment of the present invention, data cutting is after multiple data sets are sliced, to construct the data pair by server beyond the clouds
The data set slice information answered includes the number of sections of the data, the slice mark of each data set slice and data set
The information such as slice size, and the prioritised transmission data set slice information, client is from cloud server or establishes and has communication connection
Other clients receive the data set slice information after, store the data set slice information.
B12 receives data set slice and is cached, and according to the slice mark for including in received data set slice, determines
Also not received data set slice；
In this step, after receiving data set slice, received data set can also be sliced and carry out data check,
If verified successfully, data set slice is cached, and according to the slice mark for including in received data set slice, is determined also
Not received data set slice.In the embodiment of the present invention, if it is receiving for the first time, then letter is sliced by comparing the data set of storage
The slice mark of each slice mark and received data set slice in breath can determine also how many number does not have according to collection slice
Have reception, corresponding slice mark is how many, to form also not received data set slice, it is subsequent in, also not by comparison
The slice mark of each slice mark and received data set slice in received data set slice, and in also not received number
According in collection slice, the slice being sliced with received data set is identified into identical slice mark and is deleted.
Further, if verification is unsuccessful, can continue to obtain the school from other clients for establishing communication connection
Test unsuccessful data set slice.
B13 is determined and has been received the corresponding all data set slices of data set, closes to the data set slice of caching
And.
In this step, if the slice mark number in also not received data set slice is zero, show to have received number
It is sliced according to corresponding all data sets are collected.It will then be cut according to slice mark in the data set slice of caching from as low as big sequence
Piece identifies corresponding slice of data and is reconfigured.
As an alternative embodiment, if can be determined in not received data set slice there is no slice mark
The corresponding all data set slices of data set are received.
As another alternative embodiment, after determining that having received the corresponding all data sets of data set is sliced, to slow
Before the data set slice deposited merges, this method can also include:
The data set slice of caching is decrypted.
As yet another alternative embodiment, this method can also include:
Processing is unziped it to the data set slice of decryption.
As yet another alternative embodiment, this method can also include:
Step 105, the data set slice of caching cloud server broadcast, receives data acquisition request, by the data of caching
The corresponding data set slice transmission of acquisition request is to the client for sending the data acquisition request.
In the embodiment of the present invention, for example, assuming that customer end A sends data acquisition request to cloud server, it is desirable that
Obtain data set B, cloud server receives data acquisition request, obtains the enabled node list of customer end A, cloud server from
The corresponding data set B of data acquisition request is inquired in memory block, cutting is 10 numbers after data set B is compressed, encrypted
It is sliced according to collection, respectively d1~d10, and data set slice d1~d10 is broadcasted, that is, be distributed in p2p network, meanwhile,
Enabled node list and data set slice information are returned to customer end A.
Customer end A receives enabled node list, is updated to built-in data point list, and the data point according to update
List is attempted to establish communication connection with each node (client and server) in data point list, and passes through polling mode
Communications status is maintained with the node for establishing communication connection.
Customer end A sends data acquisition request to surrounding, and request obtains 10 data set slices (d1~d10).
By the Parallel download of certain time, finally, customer end A may obtain 10 data sets in the following way and cut
Piece:
By wifi network, data set slice: d1, d3, d5, d6, d7 is obtained from nearest wifi server；
In 2G network, data set slice d2 is obtained from the neighbouring client C for establishing communication connection；
In 3G network, data set slice: d4 is obtained from the neighbouring client D for establishing communication connection and client E
And d8；
In 4G network, data set slice d9 and 10 is obtained from the neighbouring client F for establishing communication connection.
Customer end A is obtaining data set slice d1~d10, and confirmation is to have obtained all data set slices, according to number
According to the slice mark of collection slice, data set slice d1~d10 is merged, then, combined data set slice is solved
Compression processing and decryption processing obtain data set B, to complete data acquisition.
In the embodiment of the present invention, to data set slice merge/decryption/decompression be series of standards data grasp
Make, by being encrypted to the data set slice of user data cutting, it can be ensured that the safety that data are transmitted between internet
Property, certainly, in practical application, it can also first be encrypted and be sliced again.For example, the 10 part communications additional for user's morning
Information is recorded, beyond the clouds the service clearance of server, carry out whole encryption first, then, according to operation experience, is cut to size and fix
, the data set sent slice can be completed in primary network interaction, further according to point-to-point distributed communication mode, passed through
Various channel redundancys download in client.Corresponding client (cloud server and other clients through various channels
End) downloaded data set slice after, be ranked up, with correct data set slice sequence split return a compressed file, then
Compression is unlocked, encryption file is obtained, is finally decrypted using corresponding secret key, so that the real data of user are obtained, it can be effective
Ensure that data set slice is maliciously intercepted in transmit process, the criminal of malice interception can not also obtain the private number of user
According to.
From the foregoing, it can be seen that the data capture method of the embodiment of the present invention, is asked by sending data acquisition to cloud server
It asks, the corresponding data set of data acquisition request is carried out slicing treatment by cloud server, the data that progress slicing treatment is obtained
Collection slice is broadcasted, meanwhile, it will be located under the enabled node list of the same area with the client for sending data acquisition request
It is sent to the client, so that the client can be based on enabled node list, is obtained from the node in enabled node list
The data set slice of cloud server broadcast, can effectively solve client, especially mobile client in the same of lasting movement
When from cloud server request data when wild effect, the related applications such as data of user's request can be not
With under network condition, obtain lasting data from the dynamic network that periphery client is formed, thus promoted data acquisition at
Power.
Fig. 3 is the apparatus structure schematic diagram that the embodiment of the present invention obtains data.Referring to Fig. 3, which includes: data transmission
Device 31 and slice controller 32, wherein
Data link 31, for sending data acquisition request to cloud server when obtaining the instruction for obtaining data,
The communication connection of building and each client in built-in data point list receives data set slice from the cloud server,
Or, receiving data set slice from the client of building communication connection, output to slice controller, the data set slice is described
The corresponding data set of the data acquisition request of storage is sliced by cloud server according to received data acquisition request
The slice obtained after processing；
In the embodiment of the present invention, preferably, the data link is also used to receive from cloud server according to the number
According to the enabled node list that acquisition request returns, the data point list is updated.
As another alternative embodiment, the data link is also used to according to pre-set polling cycle, and described
Each client in data point list is polled.
As yet another alternative embodiment, the data link is also used to through wireless fidelity network mode, 2G network side
Formula, 3G network mode or 4G network mode receive data set slice from the client of building communication connection.
As yet another alternative embodiment, the data set that the data link is also used to cache cloud server broadcast is cut
Piece receives the data acquisition request of other clients transmission, by the corresponding data set slice transmission of the data acquisition request of caching
To the client for sending the data acquisition request.
It is sliced controller 32, determines and has received all data set slices, the received data set slice is merged
Obtain data set.
Fig. 4 is the device concrete structure schematic diagram that the embodiment of the present invention obtains data.Referring to fig. 4, which includes Fig. 3 institute
The data link 31 and slice controller 32 shown, wherein
Being sliced controller 32 includes: slice information storage unit 41, cache unit 42 and combining unit 43, wherein
Slice information storage unit 41, for receiving the data set slice information to mark data collection slice and storing,
The data set slice information includes at least slice mark；
Cache unit 42, collection slice is cached for receiving data, is cut according to include in received data set slice
Piece mark determines also not received data set slice；
Combining unit 43 has received the corresponding all data set slices of data set for determining, to the data set of caching
Slice merges.
Fig. 5 is data-acquisition system of embodiment of the present invention structural schematic diagram.Referring to Fig. 5, which includes: the first client
201, cloud server 202 and the second client 203, wherein
First client 201, for sending data acquisition to cloud server 202 when obtaining the instruction for obtaining data
Request；The communication connection of building and the second client in built-in data point list；Number is received from the cloud server 202
It is sliced according to collection, or, not receiving data set slice from cloud server 202, from the second client 203 of building communication connection
Receive data set slice；It determines and has received all data set slices, the received data set slice is merged, is counted
According to collection；
In the embodiment of the present invention, as an alternative embodiment, the first client 201 includes: data link and slice
Controller, wherein
Data link, for sending data acquisition to cloud server 202 and asking when obtaining the instruction for obtaining data
It asks；The communication connection of building and the second client in built-in data point list；Data set is received from cloud server 202 to cut
Piece, or, receiving number from the second client 203 of building communication connection not receiving data set slice from cloud server 202
It is sliced according to collection, output to slice controller；
In the embodiment of the present invention, the data link is also used to through wireless fidelity network mode, 2G network mode, 3G
Network mode or 4G network mode receive data set slice from the client of building communication connection.
As an alternative embodiment, data link include: data acquisition start unit, data point list acquiring unit,
Data acquisition request unit, communication connection construction unit and slice receiving unit (not shown), wherein
Data acquisition start unit, for monitor user by client by key pressing the first hot key, described in starting
The data acquisition of client；
Data point list acquiring unit, for receiving second hot key by key pressing of the user by the client,
Obtain the data point list of the client；
Data acquisition request unit is chosen for generating the data acquisition request for including destination address for cloud server
One in the data point list stablizes server, sends the data to cloud server by the stabilization server of selection and obtains
Take request；
Construction unit is communicated to connect, for constructing the communication connection with the second client in the data point list；
It is sliced receiving unit, for receiving data set slice from cloud server 202, or, connecing from cloud server 202
It can not receive data set slice, receive data set slice, output to slice control from the second client 203 of building communication connection
Device.
As another alternative embodiment, data link can also include:
Transmission unit receives data acquisition request, by caching for caching the data set slice of cloud server broadcast
The corresponding data set slice transmission of data acquisition request is to the client for sending the data acquisition request.
As another alternative embodiment, data link can also include:
Updating unit, for receiving the enabled node list returned from cloud server according to the data acquisition request,
Update the data point list.
As yet another alternative embodiment, data link can also include:
Poll units, for being carried out according to each client in pre-set polling cycle, with the data point list
Poll.
It is sliced controller, determines and has received all data set slices, received data set slice is merged and is counted
According to collection.
In the embodiment of the present invention, as an alternative embodiment, being sliced controller includes: slice information storage unit, caching
Unit and combining unit (not shown), wherein
Slice information storage unit, for receiving the data set slice information to mark data collection slice and storing, institute
It states data set slice information and includes at least slice mark；
Cache unit, collection slice is cached for receiving data, according to the slice for including in received data set slice
Mark determines also not received data set slice；
Combining unit has received the corresponding all data set slices of data set for determining, has cut to the data set of caching
Piece merges.
As another alternative embodiment, being sliced controller can also include:
Verification unit is used to analyze the received data collection slice and carries out data check, if verified successfully, output is single to caching
Member, if verification is unsuccessful, notification data transmitter continue from establish communication connection other clients obtain the verification not at
The data set of function is sliced.
As yet another alternative embodiment, being sliced controller can also include:
Decryption unit is decrypted for the data set slice to caching.
As yet another alternative embodiment, being sliced controller can also include:
Decompression unit, for unziping it processing to the data set slice of decryption.
In the embodiment of the present invention, the first client can be by multiple network mode, from the second visitor of building communication connection
Family end receive data set slice, the multiple network mode includes but is not limited to: wireless fidelity network mode, 2G network mode,
3G network mode and 4G network mode etc..
Cloud server 202, acquisition request for receiving data, by the corresponding data of the data acquisition request of backup
After collection carries out slicing treatment, the enabled node list of corresponding first client 201 of the data acquisition request is obtained, to described
The second client 203 in enabled node list broadcasts the data set of sliced processing；
In the embodiment of the present invention, as an alternative embodiment, cloud server 202 includes: data verifier, status data
Library and backup of memory, wherein
Data verifier, acquisition request, obtains from slip condition database and sends data acquisition request for receiving data
The newest enabled node list in first client region returns to the enabled node list to the first client；From backup
The corresponding data set of the data acquisition request is extracted in memory, after carrying out slicing treatment to the data set of extraction, will be sliced
Obtained data set slice is handled to be broadcasted.
In the embodiment of the present invention, as an alternative embodiment, data verifier include: enabled node list acquiring unit,
Data set extraction unit, slicing treatment unit and radio unit (not shown), wherein
Enabled node list acquiring unit, acquisition request, obtains transmission data from slip condition database for receiving data
The newest enabled node list in the first client region of acquisition request returns to the available section point range to the first client
Table；
Data set extraction unit, it is defeated for extracting the corresponding data set of the data acquisition request from backup of memory
Out to slicing treatment unit；
Slicing treatment unit is used to analyze the received data collection and carries out slicing treatment, obtains multiple data set slices；
In the embodiment of the present invention, slicing treatment unit be can be according to pre-set data set slice threshold value to the number
It is sliced according to the corresponding data set of acquisition request；It is also possible to detect client net according to pre-set network detection cycle
Network signal intelligence obtains current network communication signal strength, inquires pre-set network communication signal intensity and cuts with data set
The mapping relations collection of piece threshold value obtains the data set slice threshold value of current network communication signal strength mapping, according to obtained number
The corresponding data set of the data acquisition request is sliced according to collection slice threshold value.
Radio unit, the data set slice for obtaining slicing treatment are broadcasted.
As another alternative embodiment, data verifier can also include:
Compression unit, the data set for exporting to data set extraction unit carry out compression processing.
As yet another alternative embodiment, data verifier can also include:
Encryption unit encrypts the data set of compression processing, output to slicing treatment list for utilizing Encryption Algorithm
Member.
Second client 203, for constructing and the communication connection of first client 201, reception cloud server 202
The data set of broadcast is sliced, and by received data set slice transmission to first client 201.
In the embodiment of the present invention, the second client 203 can be one or more clients, and/or, node server.
As an alternative embodiment, the second client 203 includes:
Second data link is communicated to connect for constructing with the first client, receives the data of cloud server broadcast
Received data set slice is transmitted to first client by the communication connection constructed by collection slice.
In the embodiment of the present invention, as another alternative embodiment, the second client 203 can also include: the second slice control
Device processed and the second data point list, wherein
Second data link when being also used to obtain the instruction for obtaining data, sends data acquisition to cloud server and asks
It asks；The communication connection of building and each client in the second built-in data point list；Data are received from the cloud server
Collection slice, or, receiving data set slice, output to the second slice controller from the client of building communication connection；
Second slice controller determines and has received all data set slices, merges to received data set slice
To data set.
The embodiment of the invention also provides a kind of electronic equipment, are the electronic equipment of the embodiment of the present invention referring to Fig. 6, Fig. 6
Structural schematic diagram may include:
One or more processor 61；
Memory 62；
One or more module 63, one or more of modules 63 are stored in the memory 62, when by institute
It states when one or more processor 61 executes and proceeds as follows:
When obtaining the instruction for obtaining data, data acquisition request is sent to cloud server；
The communication connection of building and each client in built-in data point list；
Data set slice is received from the cloud server, is cut or, receiving data set from the client of building communication connection
Piece, the data set slice is the cloud server according to received data acquisition request, by the data acquisition of storage
Corresponding data set is requested to carry out the slice obtained after slicing treatment；
It determines and has received all data set slices, the received data set slice is merged to obtain data set.
The embodiment of the invention also provides a kind of storage mediums, and for storing application program, the application program is for holding
A kind of method obtaining data provided by the row embodiment of the present invention.
The embodiment of the invention also provides a kind of application programs, for executing a kind of acquisition provided by the embodiment of the present invention
The method of data.
Expression or logic and/or step described otherwise above herein in flow charts, for example, being considered use
In the order list for the executable instruction for realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system, including the system of processor or other can be held from instruction
The instruction fetch of row system, device or equipment and the system executed instruction) it uses, or combine these instruction execution systems, device or set
It is standby and use.For the purpose of this specification, " computer-readable medium ", which can be, any may include, stores, communicates, propagates or pass
Defeated program is for instruction execution system, device or equipment or the dress used in conjunction with these instruction execution systems, device or equipment
It sets.The more specific example (non-exhaustive list) of computer-readable medium include the following: there is the electricity of one or more wirings
Interconnecting piece (electronic device), portable computer diskette box (magnetic device), random access memory (RAM), read-only memory
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program on it or other are suitable
Medium, because can then be edited, be interpreted or when necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each section of the invention can be realized with hardware, software, firmware or their combination.Above-mentioned
In embodiment, software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realized.It, and in another embodiment, can be under well known in the art for example, if realized with hardware
Any one of column technology or their combination are realized: having a logic gates for realizing logic function to data-signal
Discrete logic, with suitable combinational logic gate circuit specific integrated circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are understood that realize all or part of step that above-described embodiment method carries
It suddenly is that relevant hardware can be instructed to complete by program, the program can store in a kind of computer-readable storage medium
In matter, which when being executed, includes the steps that one or a combination set of embodiment of the method.
For convenience of description, description apparatus above is to be divided into various units/modules with function to describe respectively.Certainly, exist
Implement to realize each unit/module function in the same or multiple software and or hardware when the present invention.
As seen through the above description of the embodiments, those skilled in the art can be understood that the present invention can
It realizes by means of software and necessary general hardware platform.Based on this understanding, technical solution of the present invention essence
On in other words the part that contributes to existing technology can be embodied in the form of software products, the computer software product
It can store in storage medium, such as ROM/RAM, magnetic disk, CD, including some instructions are used so that a computer equipment
(can be personal computer, server or the network equipment etc.) executes the certain of each embodiment or embodiment of the invention
Method described in part.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those familiar with the art, all answers
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (16)
1. a kind of method for obtaining data, which is characterized in that this method comprises:
When obtaining the instruction for obtaining data, data acquisition request is sent to cloud server；
The communication connection of building and each client in built-in data point list；
Data set slice is received from the cloud server, or, receiving data set slice, institute from the client of building communication connection
Stating data set slice is the cloud server according to received data acquisition request, by the data acquisition request pair of storage
The data set answered carries out the slice obtained after slicing treatment；
It determines and has received all data set slices, the received data set slice is merged to obtain data set；
Wherein, the method also includes:
The data set slice of client-cache cloud server broadcast in the data point list, receives the transmission of other clients
Data acquisition request, by the corresponding data set slice transmission of the data acquisition request of caching to sending the data acquisition request
Client；
Wherein, the corresponding data set progress slicing treatment of the data acquisition request by storage includes:
Client network signal intelligence is detected according to pre-set network detection cycle, it is strong to obtain current network signal of communication
Degree；
The mapping relations collection for inquiring pre-set network communication signal intensity and data set slice threshold value, it is logical to obtain current network
Believe that the data set of signal strength mapping is sliced threshold value；
The corresponding data set of the data acquisition request is sliced according to obtained data set slice threshold value.
2. the method according to claim 1, wherein in the building and each visitor in built-in data point list
Before the communication connection at family end, the method also includes:
The enabled node list returned from cloud server according to the data acquisition request is received, the data point range is updated
Table includes pre-set enabled node in the data point list.
3. according to the method described in claim 2, it is characterized in that, in the building and each visitor in built-in data point list
After the communication connection at family end, the method also includes:
It is polled according to each client in pre-set polling cycle, with the data point list.
4. the method according to claim 1, wherein the client passes through wireless fidelity network mode, 2G net
Network mode, 3G network mode or 4G network mode receive data set slice from the client of building communication connection.
5. method according to any one of claims 1 to 4, which is characterized in that the determination has received all data sets and cut
Piece, received data set slice is merged to obtain data set include:
It receives data set slice information be sliced to mark data collection and stores, the data set slice information is including at least cutting
Piece mark；
It receives data set slice to be cached, according to the slice mark for including in the data set slice information, determination is not connect also
The data set of receipts is sliced；
It determines and has received the corresponding all data set slices of data set, the data set slice of caching is merged.
6. it is a kind of obtain data device, which is characterized in that described device include: data link and slice controller,
In,
Data link, for obtain obtain data instruction when, to cloud server send data acquisition request, building with
The communication connection of each client in built-in data point list receives data set slice from the cloud server, or, from structure
The client for building communication connection receives data set slice, output to slice controller, and the data set slice is that the cloud takes
Device be engaged according to received data acquisition request, after the corresponding data set of the data acquisition request of storage is carried out slicing treatment
Obtained slice；
It is sliced controller, has received all data set slices for determining, the received data set slice is merged
To data set；
Wherein, the data set slice of the client-cache cloud server broadcast in the data point list, receives other clients
The data acquisition request sent is held, the corresponding data set slice transmission of the data acquisition request of caching is obtained to the data are sent
Take the client of request；
Wherein, it includes: according to setting in advance that the corresponding data set of the data acquisition request by storage, which carries out slicing treatment,
The network detection cycle detection client network signal intelligence set, obtains current network communication signal strength；Inquiry is preset
Network communication signal intensity and data set slice threshold value mapping relations collection, obtain current network communication signal strength mapping
Data set is sliced threshold value；The corresponding data set of the data acquisition request is cut according to obtained data set slice threshold value
Piece.
7. device according to claim 6, which is characterized in that the data link is also used to receive from cloud server
According to the enabled node list that the data acquisition request returns, the data point list is updated.
8. device according to claim 7, which is characterized in that the data link is also used to according to pre-set wheel
Each client ask in period, with the data point list is polled.
9. device according to claim 6, which is characterized in that the data link is also used to pass through wireless fidelity network
Mode, 2G network mode, 3G network mode or 4G network mode receive data set from the client of building communication connection and cut
Piece.
10. according to the described in any item devices of claim 6 to 9, which is characterized in that the slice controller includes: slice letter
Cease storage unit, cache unit and combining unit, wherein
Slice information storage unit, for receiving the data set slice information to mark data collection slice and storing, the number
Slice mark is included at least according to collection slice information；
Cache unit, collection slice is cached for receiving data, is identified according to the slice for including in received data set slice,
Determine also not received data set slice；
Combining unit has received the corresponding all data sets slice of data set for determining, to the data set of caching be sliced into
Row merges.
11. a kind of data-acquisition system, which is characterized in that the system includes: the first client, cloud server and the second visitor
Family end, wherein
First client when for obtaining the instruction for obtaining data, sends data acquisition request to cloud server；Building with it is interior
The communication connection for the second client in data point list set；Data set slice is received from the cloud server, or, from structure
The client for building communication connection receives data set slice；It determines and has received all data set slices, received data set is sliced
It merges to obtain data set；
Cloud server, acquisition request, the corresponding data set of the data acquisition request of backup is carried out for receiving data
After slicing treatment, the enabled node list of corresponding first client of the data acquisition request is obtained, to the enabled node
The data set of the second client broadcast slicing treatment in list；
Second client, for constructing and the communication connection of first client, the data set of reception cloud server broadcast
Slice, and by received data set slice transmission to first client；
Wherein, it includes: according to setting in advance that the corresponding data set of the data acquisition request by backup, which carries out slicing treatment,
The network detection cycle detection client network signal intelligence set, obtains current network communication signal strength；Inquiry is preset
Network communication signal intensity and data set slice threshold value mapping relations collection, obtain current network communication signal strength mapping
Data set is sliced threshold value；The corresponding data set of the data acquisition request is cut according to obtained data set slice threshold value
Piece.
12. system according to claim 11, which is characterized in that first client include: data link and
It is sliced controller, wherein
Data link when for obtaining the instruction for obtaining data, sends data acquisition request to cloud server；Building with it is interior
The communication connection for the second client in data point list set；Data set slice is received from the cloud server, or, from structure
The client for building communication connection receives data set slice, output to slice controller；
It is sliced controller, all data set slices has been received for determining, received data set slice is merged and is counted
According to collection.
13. system according to claim 11 or 12, which is characterized in that the cloud server include: data verifier,
Slip condition database and backup of memory, wherein
Data verifier, acquisition request, obtains from slip condition database and sends the first of data acquisition request for receiving data
The newest enabled node list in client region returns to the enabled node list to the first client；It is stored from backup
The corresponding data set of the data acquisition request is extracted in device, after carrying out slicing treatment to the data set of extraction, by slicing treatment
Obtained data set slice is broadcasted.
14. system according to claim 11 or 12, which is characterized in that second client includes:
Second data link is communicated to connect for constructing with the first client, and the data set for receiving cloud server broadcast is cut
Received data set slice is transmitted to first client by the communication connection constructed by piece.
15. system according to claim 14, which is characterized in that second client further include: the second slice control
Device and the second data point list, wherein
Second data link when being also used to obtain the instruction for obtaining data, sends data acquisition request to cloud server；Structure
Build the communication connection with each client in the second built-in data point list；Data set is received from the cloud server to cut
Piece, or, receiving data set slice, output to the second slice controller from the client of building communication connection；
Second slice controller determines and has received all data set slices, merges and counted to received data set slice
According to collection.
16. a kind of electronic equipment characterized by comprising
One or more processor；
Memory；
One or more module, the storage of one or more of modules in the memory, when by one or
To realize the described in any item methods of preceding claims 1 to 5 when multiple processors execute.
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| CN106909766B (en) * | 2015-12-18 | 2019-06-07 | 中国移动通信集团公司 | A kind of information processing method and electronic equipment |
| CN109413190B (en) * | 2018-11-05 | 2020-09-04 | 腾讯科技（深圳）有限公司 | File acquisition method and device, electronic equipment and storage medium |
| CN109660637B (en) * | 2018-11-16 | 2024-01-19 | 深圳市网心科技有限公司 | P2P hole punching transmission method and system, electronic device and computer readable storage medium |
| CN111343215A (en) * | 2018-12-18 | 2020-06-26 | 中国电信股份有限公司 | Content acquisition method and system |
| CN109635567B (en) * | 2019-01-29 | 2022-12-16 | 腾讯科技（深圳）有限公司 | Verification method and device for application client and server platform |
| CN109934013B (en) * | 2019-03-21 | 2021-01-08 | 北京纬百科技有限公司 | Data protection method and device |
| CN111800476A (en) * | 2020-06-14 | 2020-10-20 | 洪江川 | Data processing method based on big data and cloud computing and cloud big data server |
| CN113965332B (en) * | 2020-06-29 | 2023-08-08 | 中国联合网络通信集团有限公司 | Enterprise cloud loading method, equipment, system and storage medium |
| CN114443581B (en) * | 2022-04-11 | 2022-06-17 | 苏州浪潮智能科技有限公司 | Download control method, device, equipment and storage medium |
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| CN104618506A (en) * | 2015-02-24 | 2015-05-13 | 庄奇东 | Crowd-sourced content delivery network system, method and device |
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