CN104601611A - Browse issue system and method based on data real-time filtering - Google Patents
Browse issue system and method based on data real-time filtering Download PDFInfo
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- CN104601611A CN104601611A CN201310526003.4A CN201310526003A CN104601611A CN 104601611 A CN104601611 A CN 104601611A CN 201310526003 A CN201310526003 A CN 201310526003A CN 104601611 A CN104601611 A CN 104601611A
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Abstract
The present invention belongs to the field of aerospace, data test and browsing issue, and specifically discloses a browse issue system and method based on data real-time filtering, the system comprises a real-time data collection filtering computer A, a real-time data collection filtering computer B, a data timing issue computer and a data issue browse terminal, and the method comprises: (1) the real-time data collection filtering computers collect and filter data in real time; (2) the data timing issue computer performs data type and serial number conversion on the received data and performs data update; (3) the data timing issue computer issues the updated data at regular time; (4) the data timing issue computer determines operating states of the data collection filtering computers A and B; and (5) the data issue browse terminal receives data and issues the data. The present invention enables redundant backup and real-time filtering during data issue of spacecrafts.
Description
Technical field
The invention belongs to Aero-Space, data test and browse issue field, particularly a kind ofly browsing delivery system and method for spacecraft based on data real time filtering.
Background technology
Along with the development of space science and technology, the function and structure of spacecraft becomes increasingly complex, in the test process of relevant device, the test data that tester is concerned about must be correct, reliably obtain, and presented by distribution platform multimode, if experimental data can not obtain normally or interrupt in issuing process, repeat time of once testing again and Financial cost is huge, therefore, transfer of data link and published method require higher relative to traditional transmission and release model, reliable transfer of data and flexibly published method are the bases that test job normally works.Due to present stage test automation requirement, test process should try one's best less manual operation participate in, magnanimity real time data Fast Classification and customization distribution mechanisms design just seem particularly important.
Need exploitation one to possess two redundancy release model, the data real time filtering for testing link is browsed delivery system and is realized carrying out redundancy backup and real time filtering to data publication link.
Summary of the invention
The object of the present invention is to provide and a kind ofly browse delivery system and method based on data real time filtering, the data publication link that can realize spacecraft carries out redundancy backup and real time filtering.
Realize the technical scheme of the object of the invention: a kind ofly browse delivery system based on data real time filtering, this system comprises Data Collection filtering computer A, real-time data capture filtering computer B, data timing issues computer and data publication browsing terminal, real-time data capture filtering computer A, real-time data capture filtering computer B gather the supplemental characteristic of Devices to test simultaneously, and the heart beat status of timed sending self simultaneously issues computer to data timing; The demand that real-time data capture filtering computer A, real-time data capture filtering computer B check according to issue browsing terminal, filters the carrying out of collected data, respectively the data after filtration is sent to data timing and issues computer; Data timing is issued computer and the data received is carried out data type and numbering conversion, then by the Data Update in interior data memory block, and according to the operating state of real-time data capture filtering computer A, real-time data capture filtering computer B, more new data is sent to data publication browsing terminal; Data publication browsing terminal is issued after receiving data.
Browse a dissemination method based on data real time filtering, the method comprises the following steps:
(1) real-time data capture filtering computer carries out real-time data capture filtration;
(2) data timing is issued the data type of computer and is numbered conversion and Data Update;
(3) data timing is issued computer timing and is issued more new data;
(4) data timing issues the operating state of computer-made decision Data Collection filtering computer A and B;
(5) data publication browsing terminal is issued after receiving data.
In described step (1), real-time data capture filtration step is as follows:
(1.1) real-time data capture filtering computer loads built-in issue specified data type file, and related data is imported in Hash table, be convenient to quick-searching, built-in issue specified data type file has been edited before testing, and storing content is issue the data type of this test needs concern of browsing terminal;
(1.2) real-time data capture filtering computer receives the test data of Real-time Collection;
(1.3) data type receiving each data is carried out quick comparison with the data type that issue specifies, if find respective type in Hash table, then illustrate that data should retain, buffer memory current data is to scratchpad area (SPA);
(1.4) if do not find respective type in Hash table, then data invalid is described, then gives up current data;
(1.5) judge whether current data filters complete, as current data is not filtered complete, then return execution above-mentioned steps (1.3) and continue data to filter according to file; As complete in filtered, be then ready for sending after all scratchpad area (SPA)s data being packed.
The middle data timing of described step (2) issues the data type of computer and numbering is changed and Data Update step is as follows:
(2.1) data timing issues computer booting;
(2.2) data timing is issued computer and is loaded built-in data type and numbering convert file;
(2.3) data timing issues computer according to file set up Hash table memory block A and B, by new-legacy data type number corresponding relation stored in Hash table A, B, waits for the packing data that in above-mentioned steps (1.5), transmission is next;
(2.4) judge whether data come, if come, then perform step (2.5); If do not come, then return pending datas such as performing above-mentioned steps (2.3) continuation;
(2.5), after data arrive, first decision data source, if data are from real-time data capture filtering computer A, then performs step (2.6);
(2.6) analyze data, after type number being transformed according to new-old type number corresponding relation in Hash table A, store current data, these data are set in Hash table A " upgrading ";
(2.7) if it is determined that data are not from real-time data capture filtering computer A, then whether decision data is from real-time data capture filtering computer B;
(2.8) if it is determined that data are not from real-time data capture filtering computer B, then data are unknown source, give up this data;
(2.9) if it is determined that data are from real-time data capture filtering computer B, then analyze data, after type number being transformed in new-old type number corresponding relation in Hash table B, store current data, be set to " upgrading " in this data Hash table B.
The concrete steps that more new data is issued in the timing of described step (3) middle data timing issue computer are as follows
(3.1) data timing issues computer booting;
(3.2) data timing issues computer opening timing transmission timer;
(3.3) data timing is issued computer and is waited for timing;
(3.4) if timing does not arrive, then return above-mentioned steps (3.3) and continue to wait for, as timing arrives, then perform step (3.5) below;
(3.5) decision data collects the connection status of filtering computer A and B;
(3.6) first decision data collects filtering computer A condition, if it is determined that Data Collection filtering computer A is online, then performs step (3.7) below;
(3.7) judge data in Hash table A, the data of current " upgrading " packing is sent to data publication browsing terminal.
(3.8) if it is determined that Data Collection filtering computer A is not online, then step (3.9) is below performed; Judge the state of Data Collection filtering computer B, as decision data collects filtering computer B online, then return above-mentioned steps (3.5);
(3.9) as decision data collects filtering computer B online, then judge data in Hash table B, the packing of current " upgrading " data is sent to data publication browsing terminal.
In described step (4), the concrete steps of the operating state of decision data collection filtering computer A and B are as follows:
(4.1) after work starts, data timing issues computer real-time monitoring Data Collection filtering computer heartbeat message, as received heartbeat message, then judges that this computer operation is normal, continues monitoring;
(4.2) as do not received the hop-information of Data Collection filtering computer, but receive heartbeat message within ensuing continuous 5 cycles, then still judge that this Data Collection filtering computer is working properly, continue monitoring;
(4.3) as do not received the heartbeat message of Data Collection filtering computer, and all do not receive heartbeat message within ensuing continuous 5 cycles, then judge that this Data Collection filtering computer lost efficacy, inefficacy mark is set to "True".
The concrete steps that in described step (5), data publication browsing terminal carries out issuing after receiving data are as follows:
(5.1) data publication browsing terminal waits for the test data that above-mentioned steps (3.9) is transmitted;
(5.2) as do not received data, then continuing to wait for, as received data, then according to data type, determining browsing mode;
(5.3) if decision data is periodic data, then the mode distributing data of interface employing fixed position timing renewal;
(5.4) if decision data is disposable data, then interface adopts scroll bar real-time update mode distributing data.
Advantageous Effects of the present invention is: (1) browses delivery system by the data real time filtering being applicable to spacecraft-testing link provided by the invention, mass data receives link and all have employed dual-computer redundancy, when can ensure that an equipment breaks down, test data can transfer to another equipment and normal issue; (2) after mass data receives, real-time data filtering can be realized, only retain the particular type parameter that tester pays close attention to, alleviate the data processing load issuing link; (3) because test data frequency is exceedingly fast, and the requirement of tester to Data Update is relatively slow, and native system test parameters can the timed sending of property performance period, avoids due to the network congestion that data volume is large, frequency causes soon; 4) issue link data and can customize release model, the browsing mode providing periodic refreshing and scroll bar to refresh, ensure the demand adapting to multiple test type.The reliability of test data transmission and the flexibility of issue can be significantly improved by the present invention, avoid test to repeat, reduce testing expense, accelerate job schedule.
Accompanying drawing explanation
Fig. 1 is a kind of composition diagram browsing delivery system based on data real time filtering provided by the present invention;
Fig. 2 is a kind of overview flow chart browsing dissemination method based on data real time filtering provided by the present invention;
Fig. 3 is the flow chart that real-time data capture filtering computer provided by the present invention carries out real-time data capture filtration;
Fig. 4 is that data timing provided by the present invention issues the data type of computer and the flow chart of numbering conversion and Data Update;
Fig. 5 is the flow chart that data timing provided by the present invention issues that more new data is issued in computer timing;
Fig. 6 is the flow chart that data timing provided by the present invention issues the operating state of computer-made decision Data Collection filtering computer A and B;
Fig. 7 is the flow chart carrying out after data publication browsing terminal provided by the present invention receives data issuing.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1, the invention provides and a kind ofly browse delivery system based on data real time filtering, comprise Devices to test, real-time data capture filtering computer A, real-time data capture filtering computer B, data timing issue computer and data publication browsing terminal.
Devices to test is the tested object of browsing data delivery system;
After test starts, real-time data capture filtering computer A, real-time data capture filtering computer B are responsible for the supplemental characteristic simultaneously gathering Devices to test, and the heart beat status of timed sending self simultaneously issues computer to data timing;
What real-time data capture filtering computer A, real-time data capture filtering computer B collected is same whole supplemental characteristics, the demand that real-time data capture filtering computer A, real-time data capture filtering computer B check according to issue browsing terminal, the carrying out of collected data is filtered, the unwanted data of browsing terminal will be issued remove, the data needed are retained, respectively the data after filtration is sent to data timing and issues computer;
For adapting to issue demand, data timing is issued computer and the data received is carried out data type and numbering conversion, then by the Data Update in interior data memory block, and timing is according to the operating state of real-time data capture filtering computer A, real-time data capture filtering computer B, more new data is sent to data publication browsing terminal;
Data publication browsing terminal is issued after receiving data, and published method comprises fixed position real-time update and upgrades two kinds of modes with timing of rolling.
As shown in Figure 2, a kind ofly browse dissemination method based on data real time filtering, the method comprises the following steps:
(1) real-time data capture filtering computer carries out real-time data capture filtration
The step that real-time data capture filtering computer A with B carries out real-time data capture filtration is identical, and as shown in Figure 3, the concrete steps that real-time data capture filters are as follows:
(1.1) real-time data capture filtering computer loads built-in issue specified data type file, and related data is imported in Hash table, be convenient to quick-searching, built-in issue specified data type file has been edited before testing, and storing content is issue the data type of this test needs concern of browsing terminal;
Such as: storing content in file is: in type 3 numbering 5 representative data type, type is 3, numbering be 5 parameter should retain after filtration.
(1.2) real-time data capture filtering computer receives the test data of Real-time Collection;
(1.3) data type receiving each data is carried out quick comparison with the data type that issue specifies, if find respective type in Hash table, then illustrate that data should retain, buffer memory current data is to scratchpad area (SPA);
(1.4) if do not find respective type in Hash table, then data invalid is described, then gives up current data;
(1.5) judge whether current data filters complete, as current data is not filtered complete, then return execution above-mentioned steps (1.3) and continue data to filter according to file; As complete in filtered, be then ready for sending after all scratchpad area (SPA)s data being packed.
(2) data timing is issued the data type of computer and is numbered conversion and Data Update
As shown in Figure 4, to issue the data type of computer and numbering conversion and the concrete steps of Data Update as follows for data timing:
(2.1) data timing issues computer booting;
(2.2) data timing is issued computer and is loaded built-in data type and numbering convert file;
(2.3) data timing issues computer according to file set up Hash table memory block A and B, by new-legacy data type number corresponding relation stored in Hash table A, B, waits for the packing data that in above-mentioned steps (1.5), transmission is next.
Such as: storing content in file is: type 3 numbering 5---in type 4 numbering 7 representative data type, type is 3, numbering be the parameter of 5 after conversion for type 4, numbering 7.
(2.4) judge whether data come, if come, then perform step (2.5); If do not come, then return pending datas such as performing above-mentioned steps (2.3) continuation;
(2.5), after data arrive, first decision data source, if data are from real-time data capture filtering computer A, then performs step (2.6);
(2.6) analyze data, after type number being transformed according to new-old type number corresponding relation in Hash table A, store current data, these data are set in Hash table A " upgrading ";
(2.7) if it is determined that data are not from real-time data capture filtering computer A, then whether decision data is from real-time data capture filtering computer B;
(2.8) if it is determined that data are not from real-time data capture filtering computer B, then data are unknown source, give up this data;
(2.9) if it is determined that data are from real-time data capture filtering computer B, then analyze data, after type number being transformed in new-old type number corresponding relation in Hash table B, store current data, be set to " upgrading " in this data Hash table B.
(3) data timing is issued computer timing and is issued more new data
As shown in Figure 5, data timing is issued computer timing to issue the concrete steps of more new data as follows
(3.1) data timing issues computer booting;
(3.2) data timing is issued computer and is opened 500ms timed sending timer;
(3.3) data timing is issued computer and is waited for 500ms timing;
(3.4) if timing does not arrive, then return above-mentioned steps (3.3) and continue to wait for, as timing arrives, then perform step (3.5) below;
(3.5) decision data collects the connection status of filtering computer A and B;
(3.6) first decision data collects filtering computer A condition, if it is determined that Data Collection filtering computer A is online, then performs step (3.7) below;
(3.7) judge data in Hash table A, the data of current " upgrading " packing is sent to data publication browsing terminal.
(3.8) if it is determined that Data Collection filtering computer A is not online, then step (3.9) is below performed; Judge the state of Data Collection filtering computer B, as decision data collects filtering computer B online, then return above-mentioned steps (3.5);
(3.9) as decision data collects filtering computer B online, then judge data in Hash table B, the packing of current " upgrading " data is sent to data publication browsing terminal.
(4) data timing issues the operating state of computer-made decision Data Collection filtering computer A and B
As shown in Figure 6, the concrete steps of the operating state of decision data collection filtering computer A and B are as follows:
(4.1) after work starts, data timing issues the heartbeat message of computer real-time monitoring Data Collection filtering computer 100ms/ frame, as received heartbeat message, then judges that this computer operation is normal, continues monitoring;
(4.2) as do not received the heartbeat message of the 100ms/ frame of Data Collection filtering computer, but receive heartbeat message within ensuing continuous 5 100ms cycles, then still judge that this Data Collection filtering computer is working properly, continue monitoring;
(4.3) as do not received the heartbeat message of the 100ms/ frame of Data Collection filtering computer, and all do not receive heartbeat message within ensuing continuous 5 100ms cycles, then judge that this Data Collection filtering computer lost efficacy, inefficacy mark is set to "True".
(5) data publication browsing terminal is issued after receiving data
As shown in Figure 7, the concrete steps carrying out issuing after data publication browsing terminal reception data are as follows:
(5.1), after work starts, data publication browsing terminal waits for the test data that above-mentioned steps (3.9) is transmitted;
(5.2) as do not received data, then continuing to wait for, as received data, then according to data type, determining browsing mode;
(5.3) if decision data is periodic data, then the mode distributing data of interface employing fixed position timing renewal;
(5.4) if decision data is disposable data, then interface adopts scroll bar real-time update mode distributing data.
In conjunction with the accompanying drawings and embodiments the present invention is explained in detail above, but the present invention is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from present inventive concept.The content be not described in detail in the present invention all can adopt prior art.
Claims (7)
1. browse delivery system based on data real time filtering for one kind, it is characterized in that: this system comprises Data Collection filtering computer A, real-time data capture filtering computer B, data timing issues computer and data publication browsing terminal, real-time data capture filtering computer A, real-time data capture filtering computer B gather the supplemental characteristic of Devices to test simultaneously, and the heart beat status of timed sending self simultaneously issues computer to data timing; The demand that real-time data capture filtering computer A, real-time data capture filtering computer B check according to issue browsing terminal, filters the carrying out of collected data, respectively the data after filtration is sent to data timing and issues computer; Data timing is issued computer and the data received is carried out data type and numbering conversion, then by the Data Update in interior data memory block, and according to the operating state of real-time data capture filtering computer A, real-time data capture filtering computer B, more new data is sent to data publication browsing terminal; Data publication browsing terminal is issued after receiving data.
2. browse a dissemination method based on data real time filtering, it is characterized in that: the method comprises the following steps:
(1) real-time data capture filtering computer carries out real-time data capture filtration;
(2) data timing is issued the data type of computer and is numbered conversion and Data Update;
(3) data timing is issued computer timing and is issued more new data;
(4) data timing issues the operating state of computer-made decision Data Collection filtering computer A and B;
(5) data publication browsing terminal is issued after receiving data.
3. according to claim 2ly a kind ofly browse dissemination method based on data real time filtering, it is characterized in that: in described step (1), real-time data capture filtration step is as follows:
(1.1) real-time data capture filtering computer loads built-in issue specified data type file, and related data is imported in Hash table, be convenient to quick-searching, built-in issue specified data type file has been edited before testing, and storing content is issue the data type of this test needs concern of browsing terminal;
(1.2) real-time data capture filtering computer receives the test data of Real-time Collection;
(1.3) data type receiving each data is carried out quick comparison with the data type that issue specifies, if find respective type in Hash table, then illustrate that data should retain, buffer memory current data is to scratchpad area (SPA);
(1.4) if do not find respective type in Hash table, then data invalid is described, then gives up current data;
(1.5) judge whether current data filters complete, as current data is not filtered complete, then return execution above-mentioned steps (1.3) and continue data to filter according to file; As complete in filtered, be then ready for sending after all scratchpad area (SPA)s data being packed.
4. according to claim 3ly a kind ofly browse dissemination method based on data real time filtering, it is characterized in that: in described step (2), to issue the data type of computer and numbering conversion and Data Update step as follows for data timing:
(2.1) data timing issues computer booting;
(2.2) data timing is issued computer and is loaded built-in data type and numbering convert file;
(2.3) data timing issues computer according to file set up Hash table memory block A and B, by new-legacy data type number corresponding relation stored in Hash table A, B, waits for the packing data that in above-mentioned steps (1.5), transmission is next;
(2.4) judge whether data come, if come, then perform step (2.5); If do not come, then return pending datas such as performing above-mentioned steps (2.3) continuation;
(2.5), after data arrive, first decision data source, if data are from real-time data capture filtering computer A, then performs step (2.6);
(2.6) analyze data, after type number being transformed according to new-old type number corresponding relation in Hash table A, store current data, these data are set in Hash table A " upgrading ";
(2.7) if it is determined that data are not from real-time data capture filtering computer A, then whether decision data is from real-time data capture filtering computer B;
(2.8) if it is determined that data are not from real-time data capture filtering computer B, then data are unknown source, give up this data;
(2.9) if it is determined that data are from real-time data capture filtering computer B, then analyze data, after type number being transformed in new-old type number corresponding relation in Hash table B, store current data, be set to " upgrading " in this data Hash table B.
5. according to claim 4ly a kind ofly browse dissemination method based on data real time filtering, it is characterized in that: in described step (3), data timing is issued computer timing to issue the concrete steps of more new data as follows
(3.1) data timing issues computer booting;
(3.2) data timing issues computer opening timing transmission timer;
(3.3) data timing is issued computer and is waited for timing;
(3.4) if timing does not arrive, then return above-mentioned steps (3.3) and continue to wait for, as timing arrives, then perform step (3.5) below;
(3.5) decision data collects the connection status of filtering computer A and B;
(3.6) first decision data collects filtering computer A condition, if it is determined that Data Collection filtering computer A is online, then performs step (3.7) below;
(3.7) judge data in Hash table A, the data of current " upgrading " packing is sent to data publication browsing terminal.
(3.8) if it is determined that Data Collection filtering computer A is not online, then step (3.9) is below performed; Judge the state of Data Collection filtering computer B, as decision data collects filtering computer B online, then return above-mentioned steps (3.5);
(3.9) as decision data collects filtering computer B online, then judge data in Hash table B, the packing of current " upgrading " data is sent to data publication browsing terminal.
6. according to claim 5ly a kind ofly browse dissemination method based on data real time filtering, it is characterized in that: in described step (4), to collect the concrete steps of the operating state of filtering computer A and B as follows for decision data:
(4.1) after work starts, data timing issues computer real-time monitoring Data Collection filtering computer heartbeat message, as received heartbeat message, then judges that this computer operation is normal, continues monitoring;
(4.2) as do not received the heartbeat message of Data Collection filtering computer, but receive heartbeat message within ensuing continuous 5 cycles, then still judge that this Data Collection filtering computer is working properly, continue monitoring;
(4.3) as do not received the heartbeat message of Data Collection filtering computer, and all do not receive heartbeat message within ensuing continuous 5 cycles, then judge that this Data Collection filtering computer lost efficacy, inefficacy mark is set to "True".
7. according to claim 6ly a kind ofly browse dissemination method based on data real time filtering, it is characterized in that: the concrete steps that in described step (5), data publication browsing terminal carries out issuing after receiving data are as follows:
(5.1) data publication browsing terminal waits for the test data that above-mentioned steps (3.9) is transmitted;
(5.2) as do not received data, then continuing to wait for, as received data, then according to data type, determining browsing mode;
(5.3) if decision data is periodic data, then the mode distributing data of interface employing fixed position timing renewal;
(5.4) if decision data is disposable data, then interface adopts scroll bar real-time update mode distributing data.
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