CN108768684B - Configurable network data transmission method and system - Google Patents
Configurable network data transmission method and system Download PDFInfo
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- CN108768684B CN108768684B CN201810266717.9A CN201810266717A CN108768684B CN 108768684 B CN108768684 B CN 108768684B CN 201810266717 A CN201810266717 A CN 201810266717A CN 108768684 B CN108768684 B CN 108768684B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/08—Configuration management of networks or network elements
- H04L41/0803—Configuration setting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
- H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
- H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
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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
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
Abstract
The invention discloses a configurable network data transmission method and a configurable network data transmission system based on the configurable network data transmission method, wherein the method comprises the steps of firstly configuring an IP (Internet protocol) and a port of a local terminal and initializing a local configuration table; the local terminal downloads basic data and service data from the server according to the local configuration table; the local terminal operates the basic data and the service data downloaded to the local terminal; and the local terminal uploads the service data to the server according to the uploading condition and then updates the local service data according to the information returned by the server. The invention can download the data to be operated to the local when the network exists, and the developer directly operates the local data to store when the network does not exist, thereby ensuring that the service flow is not interrupted; encryption compression transmission is carried out through XAuth, and the completeness and effectiveness of transmission data are guaranteed; the development period is short, the calling is convenient, a developer can develop a project more quickly and conveniently, and the maintenance and the expansion are more convenient.
Description
Technical Field
The invention relates to a configurable network data transmission method, in particular to a configurable network data transmission method and a configurable network data transmission system based on the configurable network data transmission method, and belongs to the technical field of network data transmission methods.
Background
With the development of mobile internet technology and the popularization of intelligent mobile devices, the importance of mobile internet in life is more and more obvious, the development of mobile application programs is more and more important not only in internet companies but also in traditional enterprises, and at present, mobile application only has an online mode in a network data transmission method:
the traditional data transmission method comprises the following steps: the method is the most widely applied method for transmitting data on the mobile equipment at present, the openConnection () is called by the Http connection of the local operating system of the mobile equipment, the Http or Http and other protocols are used for sending data to the server, the server receives and processes the data sent by the client, and finally the data needed by the client is returned and the page is updated;
the advantages are that: the configuration is simple, and the operation can be mastered without developing too much experience;
the disadvantages are as follows: only online is supported, offline is not supported, maintenance cost is high, and unified management cannot be realized.
When the user network connection is not available, the user always prompts the network connection to be abnormal, the user can normally work only after the network connection is successfully achieved by retrying the network connection, and the user cannot normally operate, so that the working efficiency of the user is low, and the application cannot be normally used.
When a company has a plurality of mobile internet projects, and each developer is responsible for a plurality of mobile internet projects at the same time, it is more necessary that each mobile internet project supports both online and offline modes and higher page display efficiency, but due to the uneven levels of developers, the network data transmission functions developed by each person are different, which causes the maintenance to be troublesome and complicated later.
Therefore, it is necessary to develop a configurable network data transmission method which is efficient in mobile network data transmission, flexible in configuration and supports both offline and online modes, and a configurable network data transmission system based on the method, and the invention also has an important application prospect.
Disclosure of Invention
The invention provides a configurable network data transmission method and a configurable network data transmission system based on the configurable network data transmission method, aiming at the defects in the technical field of the existing network data transmission method, and the configurable network data transmission method has the advantages of high transmission efficiency, flexible configuration and support of an offline mode and an online mode.
In order to achieve the above object, the technical scheme adopted by the invention is as follows:
a configurable method of network data transmission, the method comprising the steps of:
s1, configuring the IP and port of the local end and initializing the local configuration table;
s2, the local terminal downloads basic data and service data from the server according to the local configuration table;
s3, the local terminal operates the basic data and the service data downloaded to the local terminal;
and S4, the local terminal uploads the service data to the server according to the uploading condition and then updates the local service data according to the information returned by the server.
In step S1, the local end tests the network status before initializing the local configuration table, waits when the network status is abnormal, and executes step S2 when the network status is normal; in step S4, the local end tests the network status before uploading the service data, waits when the network status is abnormal, and uploads the service data to the server when the network status is normal.
In step S1, the local end first clears all table data locally, then splices the query statement of the local configuration table, and finally downloads the server remote configuration table data and stores the server remote configuration table data in the local configuration table.
In step S2, the local end first splices the conditions of the local configuration table and the conditions of the server into a required query statement, then downloads the data of the required table one by one, and finally stores the downloaded data in the local end.
In the foregoing configurable network data transmission method, in step S3, the local side operates the basic data and the service data downloaded to the local side in the network offline or network online state.
In the foregoing configurable network data transmission method, in step S4, the uploading condition of the local-side uploaded service data is that the last modification time of the local-side service data is later than the last uploading time of the server-side service data or the last uploading time of the local-side service data is empty.
In step S4, after receiving the service data uploaded by the local end, the server determines that the service data is an added service data record or an updated existing service data record, and then returns the determination result to the local end, and the local end updates the last upload time of the corresponding service data record in the local configuration table to be the local latest time according to the determination result of the server.
A configurable network data transmission system based on the configurable network data transmission method comprises a plurality of clients and a server, and is characterized in that the clients comprise: the system comprises a data transmission module, an XAuth authentication module client, a data decompression module client, an item tool module and a local configuration table, wherein the server comprises: XAuth authentication module server, data decompression module server;
the client requests the server for XAuth authentication through the XAuth authentication module client, the server receives the data transmitted by the client, calls the XAuth authentication module server to perform XAuth verification, executes the statements transmitted by the client and generates the content required by the client after verification is passed, transmits the compressed content to the client, the client receives the data transmitted by the server, transmits the data to the data decompression module client, and initializes the local configuration table after decompression;
the client downloads basic data and service data from the server;
the developer operates local data through the project tool module, after the operation is completed, the client inquires the local configuration table, inquires the data to be uploaded according to the uploading condition and transmits the data to the data transmission module to be uploaded to the server, the server receives the data transmitted by the client, XAuth verification is firstly carried out through the XAuth authentication module server, then decompression is carried out through the data decompression module server, then the data processing result is returned to the client, and the client receives the information returned by the server to update the local configuration table.
The configurable network data transmission system is characterized in that the client calls the data transmission module to send authentication data to the server, where the authentication data includes, but is not limited to, the following: identification, XAuth encryption string, and general parameters.
The configurable network data transmission system is characterized in that the data decompression module client and the data decompression module server include, but are not limited to, the following methods: zip tool software was used, Linux was used for the decompression command.
Compared with the prior art, the invention has the advantages that:
(1) the data needing to be operated can be downloaded to the local when a network exists, a developer directly operates the local data and stores the local data when the network does not exist, and the required service data is incrementally transmitted to the server when the network exists, so that the service process is not interrupted;
(2) the public key and the private key are configured through the authentication of XAuth to carry out encryption compression transmission, and an authorized token is returned, so that a third party is prevented from intercepting and tampering data in the transmission process, and the completeness and effectiveness of the transmitted data are ensured;
(2) the development period is short, the calling is convenient, a developer can develop a project more quickly and conveniently, the maintenance and the expansion are more convenient, and the attention is focused on more valuable services and project expansion.
Drawings
FIG. 1 is a timing diagram of data transmission for a configurable network data transmission method of the present invention;
FIG. 2 is a schematic diagram illustrating a local configuration table initialization process of the configurable network data transmission method of FIG. 1;
FIG. 3 is a flow diagram illustrating initialization of a data table according to a local configuration table for the configurable network data transmission method of FIG. 1;
FIG. 4 is a schematic flow chart illustrating the off-line operation of local data and uploading of data in the configurable network data transmission method of FIG. 1;
FIG. 5 is a schematic diagram of data transmission decompression and XAuth authentication flow of the configurable network data transmission method of FIG. 1;
fig. 6 is a schematic system structure diagram of a configurable network data transmission system based on the configurable network data transmission method of the present invention.
Wherein:
1-client 11-data transmission module
12-XAuth authentication module client 13-data decompression module client
14-project tools Module 15-local configuration Table
2-service end 21-XAuth authentication module service end
22-data decompression module server.
Detailed Description
The invention is described in detail below with reference to the figures and the embodiments.
Referring to fig. 1 and 5, the configurable network data transmission method of the present invention includes the following steps:
s1, configuring the IP and port of the local end and initializing the local configuration table;
firstly, calling CommDataAdap. DrpAndCread (Context ctx, CallBack callBack) to clear all local table data;
secondly, calling a CommDataAdap. getRemoteTableData (String tname, String [ ] columns, String where, String orderBy) method, and splicing the query statement of the local initialization configuration table by a buildSelectSql (String tname, String [ ] columns) method to download the data of the remote configuration table;
and finally, calling a CommDataAdap. saveLocalTableData (Context _ Context, String table _ name, String [ ] cols, String [ ] [ ] data, bootean merge) method to store the remotely downloaded data to the local.
S2, the local terminal downloads basic data and service data from the server according to the local configuration table;
firstly, calling a CommDataAdap. syncDict (Context _ Context, bootean flag, bootean isShow) method;
secondly, through the conditions of the local configuration table: syncjype in ('0', '2', '3') and remote _ w condition are spliced into the required sql to download the data of the required tables one by calling CommDataAdap. getRomoteTableData (Stringtname, String [ ] columns, Stringwhere, StringorderBy);
and finally, calling a CommDataAdap. saveLocalTableData (Context _ Context, String table _ name, String [ ] cols, String [ ] data, bootean merge) method to store the downloaded data to the local.
S3, the local terminal operates the basic data and the service data downloaded to the local terminal;
firstly, local service data (including saving, modifying and the like) is operated by calling a CommDataAdap.
In the method for calling uploadTableData, each table that needs to be uploaded locally has two fields (last modification time last _ mod _ date and last upload time last _ upload _ date _ pda), the last modification time is that the table is modified every time when a user operates local service data, so that the data can be uploaded latest, and when the user uploads the local data, the local upload condition is (last _ mod _ date > last _ upload _ data _ pdaor data _ upload _ pda _ null).
S4, the local terminal uploads the service data to the server according to the uploading condition, and then updates the local service data according to the information returned by the server;
and after receiving the data, the server judges whether the record is newly increased or updated through a main key of the uploaded data, and finally returns the record to the client, and the client sets the last uploading time in the local ground surface to be the local latest time to ensure that the next time of uploading is not repeated.
Referring to fig. 2 and 4, as a preferred scheme, in step S1, before initializing the local configuration table, the local side tests the network status, waits when the network status is abnormal, and executes step S2 when the network status is normal; in step S4, the local end tests the network status before uploading the service data, waits when the network status is abnormal, and uploads the service data to the server when the network status is normal.
Referring to fig. 3, as a preferred scheme, in step S1, the local side first clears all table data locally, then splices the query statement of the local configuration table, and finally downloads the server remote configuration table data and saves the server remote configuration table data in the local configuration table.
Table 1: configuration content of remote configuration table
As a preferred scheme, in step S2, the local side first splices the conditions of the local configuration table and the conditions of the server into a required query statement, then downloads the data of the required table one by one, and finally stores the downloaded data in the local side.
Referring to fig. 4, as a preferred scheme, in step S3, the local side operates the basic data and the service data downloaded to the local side in a network offline or network online state.
As a preferable scheme, in step S4, the uploading condition of the local side upload service data is that the last modification time of the local side service data is later than the last upload time of the server side service data or the last upload time of the local side service data is empty.
Referring to fig. 4, as a preferred scheme, in step S4, after receiving the service data uploaded by the local side, the server determines that the service data is an added service data record or an updated existing service data record, and then returns the determination result to the local side, and the local side updates the last upload time of the corresponding service data record in the local configuration table to the local latest time according to the determination result of the server.
Referring to fig. 6, a configurable network data transmission system of the foregoing configurable network data transmission method includes a plurality of clients 1 and a server 2, where the client 1 includes: the data transmission module 11, XAuth authentication module client 12, data decompression module client 13, project tool module 14 and local configuration table 15, the server 2 includes: XAuth authentication module server 21, data decompression module server 22,
the method comprises the steps that a client 1 requests a server 2 to perform XAuth authentication through an XAuth authentication module client 12, the server 2 receives data transmitted by the client 1, an XAuth authentication module server 21 is called to perform XAuth authentication, after the authentication is passed, statements transmitted by the client 1 are executed, contents required by the client 1 are generated, the contents are transmitted to the client 1 after being compressed, the client 1 receives the data transmitted by the server 2, the data are transmitted to a data decompression module client 13 to be decompressed and then perform classification processing on the data, contents which can be stored in a local sqlite database are generated, the contents are stored in the local in batches, and each recorded create _ sql statement is executed to generate a local table structure to complete initialization of a local configuration table 15; the user generates a query statement "select from pda _ table _ sync" by the buildSelectSql method, the identifier of the download initialization table and the self-carried general parameter of the client 1 call the XAuth authentication module client 12 and the XAuth authentication module server 21 to perform XAuth authentication, and call the data transmission module 11 to send to the server 2 by the get request mode.
The client 1 downloads basic data and service data from the server 2, the client 1 queries a local configuration table 15 by downloading basic data and service data identifiers, splices the queried table name, remote query condition and table field into a required query sql statement, transmits the sql statement, the downloaded basic data and service data identifiers, a local private key and general parameters to the XAuth authentication module client 12 for authentication, transmits the authenticated encryption string, general parameters and download identifiers to the data transmission module 11 and transmits the authentication string, general parameters and download identifiers to the server 2; the server 2 receives the data transmitted by the client 1 and calls the XAuth authentication module server 21 to verify the encryption string of XAuth, executes the transmitted statement after the verification is passed, generates the content required by the client 1 by the identification, compresses the content and transmits the compressed content to the client 1; the client 1 receives the data transmitted by the server 2, transmits the data to the data decompression module, namely the client 13 for decompression, classifies the data, generates the content capable of being stored in the local sqlite database, and stores the content in the local in batches.
The developer operates the local data through the project tool module 14, after the operation is completed, the client 1 queries the local configuration table 15, the data to be uploaded is queried according to the uploading condition and then is transmitted to the data transmission module 11 to be uploaded to the server 2, the server 2 receives the data transmitted by the client 1, XAuth verification is firstly carried out through the XAuth authentication module server 21, decompression is carried out through the data decompression module server 22, then the data processing result is returned to the client 1, and the client 1 receives the information returned by the server 2 to update the local configuration table 15.
Under the condition of no network, the client 1 operates local data offline, when a network exists, the client 1 queries a local configuration table 15, queries data to be uploaded according to an uploading condition (last _ mod _ date > last _ upload _ data _ pda or last _ upload _ data _ pdais null), transmits the data to be uploaded to a data decompression module client 13 after data assembly, then splices the compressed data through an XAuth authentication module client 12 and a uniform parameter to generate a HashMap, and finally uploads the data to a server through a transmission data transmission module 11.
The server 2 receives the data transmitted by the client 1, XAuth verification is carried out through an XAuth authentication module server 21, decompression is carried out through a decompression module server 22, data classification processing is carried out, whether the data are stored or inserted is judged according to the last uploading time of each piece of data, the number of data processing pieces returned to the client 1 is returned finally, the number of data processing pieces returned by the server 2 is received by the client 1, whether the uploaded number of the data are consistent with the returned number of the data is verified, then the local last uploading time (last _ upload _ data _ pda) is updated in batches to be the current time, and the client 1 is guaranteed not to upload repeatedly at the next time.
As a preferred scheme, the client 1 calls the data transmission module 11 to send authentication data to the server 2, where the authentication data includes, but is not limited to, the following: identification, XAuth encryption string, and general parameters.
As a preferred solution, the data decompression module client 13 and the data decompression module server 22 include, but are not limited to, using the following methods: zip tool software was used, Linux was used for the decompression command.
In summary, the data transmission method of the present invention: firstly, a local transmission table 15 is configured at a server 2, the server 2 is started to wait for a client 1 to transmit parameters, the client 1 sends data to the server 2 through an Http or https protocol, after the server 2 receives the data, the server firstly inquires what operation is needed by the configuration table through the transmitted parameter identifier, secondly calls a method needing the operation to generate data needed by the client 2, and finally transmits the generated data to the client 1. The client 1 receives the returned data, updates local offline data and updates the current page; the invention can download the data to be operated to the local when the network exists, normally operate under the condition of no network, and transmit the data of local off-line operation to the server 2 when the network exists, thereby ensuring that the developer can normally operate. The method has the advantages of short development period, convenience in calling, rapidness and convenience in developing projects by developers, convenience in maintenance and expansion and the like.
It should be understood that the above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A configurable method of network data transmission, the method comprising the steps of:
s1, configuring the IP and port of the local end and initializing the local configuration table;
s2, the local terminal downloads basic data and service data from the server according to the local configuration table;
s3, the local terminal operates the basic data and the service data downloaded to the local terminal;
s4, the local terminal uploads the service data to the server according to the uploading condition, and then updates the local service data according to the information returned by the server, wherein:
in step S1, the local side first tests the network status before initializing the local configuration table, waits when the network status is abnormal, and executes step S2 when the network status is normal; in step S4, the local end tests the network status before uploading the service data, waits when the network status is abnormal, and uploads the service data to the server when the network status is normal;
in step S1, the local end first clears all local table data, then splices the query statement of the local configuration table, and finally downloads the server remote configuration table data and saves it to the local configuration table;
in step S2, the local side first splices the conditions of the local configuration table and the conditions of the server into the required query statement, then downloads the data of the required table one by one, and finally stores the downloaded data to the local side.
2. The configurable network data transmission method according to claim 1, wherein in step S3, the local end operates the basic data and the service data downloaded to the local end in an offline or online state.
3. The configurable network data transmission method according to claim 1, wherein in step S4, the uploading condition of the local side upload service data is that the last modification time of the local side service data is later than the last upload time of the server side service data or the last upload time of the local side service data is empty.
4. The configurable network data transmission method according to claim 1, wherein in step S4, after receiving the service data uploaded by the local end, the server determines whether the service data is an added service data record or an updated existing service data record, and then returns the determination result to the local end, and the local end updates the last upload time of the corresponding service data record in the local configuration table to the local latest time according to the determination result of the server.
5. A configurable network data transmission system based on the configurable network data transmission method of any one of claims 1-4, comprising a plurality of clients and a server, wherein the clients comprise: the system comprises a data transmission module, an XAuth authentication module client, a data decompression module client, an item tool module and a local configuration table, wherein the server comprises: XAuth authentication module server, data decompression module server;
the client requests the server for XAuth authentication through the XAuth authentication module client, the server receives the data transmitted by the client, calls the XAuth authentication module server to perform XAuth verification, executes the statements transmitted by the client and generates the content required by the client after verification is passed, transmits the compressed content to the client, the client receives the data transmitted by the server, transmits the data to the data decompression module client, and initializes the local configuration table after decompression;
the client downloads basic data and service data from the server;
the developer operates local data through the project tool module, after the operation is completed, the client inquires the local configuration table, inquires out data to be uploaded according to an uploading condition and transmits the data to the data transmission module to be uploaded to the server, the server receives the data transmitted by the client, firstly, XAuth verification is carried out through the XAuth authentication module server, secondly, decompression is carried out through the data decompression module server, then, a data processing result is returned to the client, and the client receives information returned by the server to update the local configuration table, wherein:
the client calls the data transmission module to send authentication data to the server, wherein the authentication data comprises the following items: identification, XAuth encryption string, and general parameters.
6. The configurable network data transmission system of claim 5, wherein said data decompression module client and said data decompression module server include, but are not limited to, using the following methods: zip tool software was used, Linux was used for the decompression command.
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