CN109614597A - A kind of logical expression conversion fractionation assemble method - Google Patents
A kind of logical expression conversion fractionation assemble method Download PDFInfo
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Abstract
It is converted the invention discloses a kind of logical expression and splits assemble method, be related to IT application in enterprises field, technical solution is, including obtains traffic flow logical expression；There to be the part of " non-" all to negate in logical expression, outside bracket；By treated, logical expression is split；By the expression formula of fractionation from final stage to over-assemble；Top-level logic expression formula after assembling is according to condition carried out to rearrangement and obtains result expression；The result expression that will acquire is matched with construction logic, the laggard industry business construction of successful match.The beneficial effects of the present invention are: supporting batch operation, realize that the automation of expression formula splits assembling, processing speed is fast, substitutes manual working, promotes working efficiency.System is automatically performed calculating, assembling, and expression formula result accuracy is protected.It can repeat, after original expression changes, update is rapidly completed.Expression formula method for splitting can also verify the difference between different expression formulas.
Description
Technical field
The present invention relates to IT application in enterprises field, in particular to a kind of logical expression conversion splits assemble method.
Background technique
Integrated network activation system realizes opening, close, changing performance for the provided product of telecom operators and service
Etc. abilities various professional network management controls and access device control are combined, upper-layer service system is given by the system integrations
Unified network activation service is provided, is the core business support platform of telecom operators' full process and full network fusion operation.
Integrated network activation system business realizes that this cured mode is difficult to by traditional process Construction Mode at present
Meet ability flexible customization, simple interaction, rapid construction, convenient and efficient business construction demand, need to change current system and apply
Existing procedure service logic expression formula is carried out splitting assembling processing, is transplanted in new adaptation module function, meets by work mode
Construction ability expression formula adaptation.
For these service logic expression formulas in conversion process, length and structure are extremely complex, configured expression formula total amount
It at 40,000 or more, is split by manually and assembly working amount is big, accuracy can not ensure, need using fractionation and re-assembly
Method solves the problems, such as this.
Traditional logic expression parsing method, generally comprises the parsing of formula, the replacement of condition, the operation of formulae results,
But does not include formula re-assemblying, therefore be unable to satisfy construction ability expression formula adaptation and what different expression formula ranges compared asks
Topic.
The method of the present invention is re-assemblied according to logical operator, is then picked upwards after successively splitting logical expression
It is the relationship of "or" except duplicate expression formula, between multiple expression formulas after conversion, the sum of expression formula after conversion covers former table
Up to all ranges of formula.
In integrated network activation system service application, as long as meeting an expression formula after splitting assembling, that is, meets and apply
Work range, carries out construction ability expression formula adaptation, and business is constructed by expression formula ability.Can auxiliary activities personnel to new and old
Service coverage quick comparison analysis between expression formula.
Summary of the invention
In order to achieve the above-mentioned object of the invention, in view of the above technical problems, the present invention provides a kind of conversion of logical expression and tears open
Divide assemble method.
Its technical solution is, comprising:
S1, traffic flow logical expression is obtained；
S2, the part of " non-" will all negates in the logical expression of S1, outside bracket；
S3, S2 treated logical expression is successively split downwards by bracket and connector, the part default in bracket
At next level expression formula to be dismantled, it is successively split to final stage downwards；
S4, by the expression formula of fractionation from final stage to over-assemble, the relationship of "or" is increased newly, and the relationship of "AND" is expressed
Formula addition and secondary addition, until top layer expression formula all generates；
S5, the top-level logic expression formula after assembling is according to condition resequenced, rejects and repeats expression formula, obtain result
Expression formula；Such as logical expression A&&B, wherein A and B is exactly condition.
S6, the result expression for obtaining S6 are matched with construction logic, the laggard industry business construction of successful match.
Preferably, the S2 is, will be had outside bracket "！" operator expression formula, negated, will be within the scope of bracket
Operator negates, increase before each condition "！", if do not have in formula "！", or "！" not outside bracket, then without place
Reason.
For example being exactly will！(A&&B) be converted into (！A||！B).And so on, if it is！(A&&B)&&！(C&&D)
Be converted into (！A||！B)&&(！C||！D).
Preferably, the S2 specifically:
According to the expression formula serial number that S1 is obtained, all expression formulas are traversed, bracket is had outside "！" operator expression
Formula, operator in further determination range；
Determine only && in range or only have | |, according to the range of " non-", all operators are negated in range；
Determine that Ji You && has again in range | |, by operator | | it splits, the condition outer layer of && connection is increased into bracket, is formed
Only | | expression formula, further according to the range of " non-", to only | | expression formula negate.
According to the expression formula serial number that S1 is obtained, all expression formulas are traversed, bracket is had outside "！" operator expression
Formula, operator in further determination range；
Preferably, the S3 is that expression formula is gradually split by the way of recycling downwards, and expression formula presses bracket and connector
It being split, the part default in bracket is at next level expression formula to be dismantled, after upper level expression formula is split, then it is right
The next level result split is split, until being split to most end level.
It shows as splitting into a plurality of data for having hierarchical structure in oracle database.For example be exactly will (！A||！
B 2 datas) are splitted into！A and！B, and so on, be if it is former expression formula (！A||！B)&&(！C||！D first layer) is just split
2 datas of grade (！A||！B) and (！C||！D), further according to 2 data of the first level (！A||！B) and (！C||！D), is split into
Two levels, 4 data！A,！B,！C,！D in split result and is recorded and is expressed under the parent ID, same parent ID of these data
The suitable number ID of formula, uses for expression formula assembling flow path.
Preferably, the S3 is specifically, obtain the S2 treated expression formula；The expression formula of S2 is handled one by one；
Outermost layer bracket is removed first, generates first layer expression formula, expression formula is split by bracket, record expression formula is original
ID, current ID, upper layer ID, place level, expression formula, operator are stored into the result Table A of foundation；
If can not continue to split, next is handled；
If can continue to split, expression formula to be split is obtained, is split using A table level expression formula to be split,
It takes out needed split table and reaches formula；
The method that circulation is split is handled one by one by current ID hierarchic sequence, outermost layer bracket is removed, by logical operator
It is split, generates next layer of expression formula；N-1 layers of expression formula in Table A are taken out, circulation is handled one by one, removes outermost layer
Expression formula is split by bracket, records expression formula primary ID, current ID, upper layer ID, place level, expression formula, operation by bracket
Symbol is stored into the result Table A.
According to the method that circulation is split, split still further below, until being split to most end level.
Preferably, the S4 is, by the way of circulation, expression formula that the S3 is split from final stage to over-assemble,
The relationship of "or" is increased newly, and the relationship of "AND" carries out the addition of formula content and secondary addition, until top layer expression formula is all raw
At.
By analyzing logical expression Assembly Action, it can be found that movement is divided into three classes, newly-increased, additional, secondary addition,
In expression formula assembling flow path, assembly operation is just realized by these three modes.
Preferably, the S4 is specially the algorithm using newly-increased, additional, secondary addition, and the data of split table A carry out
Assembling generates assembling table B；
By the way of successively being handled upwards from final stage, first the expression formula of minimum level is assembled, first expression
Formula is increased newly, and subsequent expression formula is modified according to connector "AND" and secondary addition, is increased newly according to connector "or",
After generating a upper hierarchical data, then the expression formula that a level upper in A table can not be split is inserted into assembling table B, merging is to group
The expression formula of dress；A hierarchical data on processing assembling B table in the same way, until top layer expression formula all generates.
Preferably, the S5 is, by the expression formula of the top after assembling by parameter rearrangement assembling, to remove duplicate
Expression formula reuses oracle function and carries out rejecting repetition expression formula, obtains final result.
Preferably, the S5 is specifically, the context using assembling table B is picked using the method for expression formula order recombination
Except expression formula is repeated, result table C is generated.
The conversion of logic-based expression formula splits the device of assemble method, including connect with data source and constitute data channel
Acquisition module, the acquisition module from data source obtain logical expression；
The acquisition module connection level-one computing module constitutes data channel, and the logical expression that will acquire is transferred to level-one
Computing module, and the behaviour that bracket has the part of " non-" all to be negated outside is carried out to logical expression four by level-one computing module
Make；
It the level-one computing module and splits module and connects and composes data channel, by fractionation module by the level-one operation mould
Treated that logical expression is successively split downwards for block；
The fractionation module connection composite module constitutes data channel, after being split the fractionation module by composite module
Logical expression is recombinated；
The composite module and determination module connect and compose data channel, the table after being combined by determination module to composite module
It is rearranged up to formula, and deletes duplicate expression formula；
The composite module output expression formula is as a result, be the relationship of "or" between the expression formula of output, output expression formula is patrolled
The sum of volume, it is equal to original expression logic scope.
Technical solution provided in an embodiment of the present invention has the benefit that support batch operation, realizes expression formula
Automation splits assembling, and processing speed is fast, substitutes manual working, promotes working efficiency.System is automatically performed calculating, assembling, table
It is protected up to formula result accuracy.It can repeat, after original expression changes, update is rapidly completed.Expression formula
Method for splitting can also verify the difference between different expression formulas.
Detailed description of the invention
Fig. 1 is the disposed of in its entirety flow chart of the embodiment of the present invention.
Fig. 2, which is that the expression logic of the embodiment of the present invention is non-, negates flow chart.
Fig. 3 is that the expression formula of the embodiment of the present invention splits flow chart.
Fig. 4 is that the expression formula of the embodiment of the present invention recycles assembling flow path figure.
Fig. 5 is the expression formula assembling flow path figure of the embodiment of the present invention.
Fig. 6 is that the expression formula of the embodiment of the present invention extracts flow chart.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.Certainly, described herein specific examples are only used to explain the present invention, is not used to
Limit the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the invention can
To be combined with each other.
In the description of the invention, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
Embodiment 1
The present invention provides a kind of logical expression conversion fractionation assemble method, and main flow is divided into, referring to Fig.1.
It is negated including logic NOT expression formula, expression formula is split, the assembling of expression formula circulation, expression formula extraction process.
Process one: logic NOT expression formula negates, referring to Fig. 2.
To be had outside bracket "！" operator expression formula, negated, the operator within the scope of bracket negated, every
Increase before a parameter "！", if do not have in formula "！", or "！" not outside bracket, then without processing.
For example being exactly will！(A&&B) be converted into (！A||！B).And so on, if it is！(A&&B)&&！(C&&D)
Be converted into (！A||！B)&&(！C||！D).
| Serial number | Field name | Type | Remarks |
| 1 | Original expression ID | Number | Sequence generates |
| 2 | Original expression | VARchar2(4000) | |
| 3 | Negate expression formula | VARchar2(4000) |
1 initializer table structure of table
Process two: expression formula is split, referring to Fig. 3.
By the way of circulation, expression formula is gradually split, the part in bracket is defaulted into next level expression formula to be dismantled,
After upper level expression formula is split, then next level result of fractionation is split, until being split to most end level.
It shows as splitting into a plurality of data for having hierarchical structure in oracle database.For example be exactly will (！A|
|！B 2 datas) are splitted into！A and！B, and so on, be if it is former expression formula (！A||！B)&&(！C||！D first) is just split
2 data of level (！A||！B) and (！C||！D), further according to 2 data of the first level (！A||！B) and (！C||！D), split into
Second level, 4 data！A,！B,！C,！D in split result and records the parent ID of these data, same parent ID following table
Up to formula along number, used for expression formula assembling flow path.
| Serial number | Field name | Type | Remarks |
| 1 | Original expression ID | Number | |
| 2 | Split the time | DATE | |
| 3 | Higher level's expression formula ID | Number | |
| 4 | Current expression ID | Number | Sequence generates |
| 5 | Level | NUMBER(2) | |
| 6 | Current expression | VARchar2(4000) | |
| 7 | Connector | VARchar2(20) | |
| 8 | Expression formula suitable number | NUMBER(2) |
2 split table A table structure of table
Process three: expression formula circulation assembling, referring to Fig. 4, Fig. 5.
By the way of circulation, by the expression formula of fractionation from final stage to over-assemble, the relationship of "or" is increased newly, "AND"
Relationship carries out the addition of formula content and secondary addition, until top layer expression formula all generates.
By analyzing logical expression Assembly Action, it can be found that movement is divided into three classes, newly-increased, additional, secondary addition,
In expression formula assembling flow path, assembly operation is just realized by these three modes.
For example, former expression formula (！A||！B), become 2 datas after fractionation！A and！B now begins to assemble this 2 numbers
According to newly-increased first！A, reprocessing！When B, judge be between two datas | | relationship, it is just newly-increased！B, after finally obtaining assembling！A
With！This 2 data of B.
And so on, if former expression formula be (！A||！B)&&(！C||！D), the 2nd level after fractionation！A,！B,！C,！D, it is former
Expression formula split result such as following table.
The 1st hierarchical data of assembling is now begun to, 1 data newly-increased first！A records upper level connector；It is handling！B
When, judge that operator is | | it is increased newly, records upper level connector；Processing！It when C, is increased newly, and is recorded
Upper level Lian Jiefu &&；Processing！It when D, is increased newly, and records upper level connector, assemble result such as following table.
| Level | Assemble expression formula | Connector |
| 1 | ！A | |
| 1 | ！B | |
| 1 | ！C | && |
| 1 | ！D | && |
The data generated to upper table assemble again, increase newly！A,！B, processing！When C, operator Shi && is judged, according to
Parent ID and along number being added, obtaining 2 datas is！A&&！C,！B&&！C；Processing！When D, operator Shi && is judged,
And keeping up with an expression formula is same parent ID, carries out a secondary addition according to suitable number of parent ID and expression formula, increases 2 datas newly
It is！A&&！D,！B&&！D assembles result such as following table.
| Level | Assemble expression formula | Connector |
| 0 | ！A&&！C | |
| 0 | ！B&&！C | |
| 0 | ！A&&！D | |
| 0 | ！B&&！D |
Top layer is exactly 4 datas！A&&！C,！B&&！C,！A&&！D,！B&&！D is the pass of "or" between this 4 data
System.
| Serial number | Field name | Type | Remarks |
| 1 | Original expression ID | Number | |
| 2 | Split the time | DATE | |
| 3 | Higher level's expression formula ID | Number | |
| 4 | Current expression ID | Number | |
| 5 | Level | NUMBER(2) | |
| 6 | Current expression | VARchar2(4000) | |
| 7 | Connector | VARchar2(20) | |
| 8 | New assembling expression formula ID | Number | Sequence generates |
| 9 | Higher level's expression formula suitable number | NUMBER(2) | |
| 10 | Current expression suitable number | NUMBER(2) | |
| 11 | Junior's expression formula suitable number | NUMBER(2) | |
| 12 | Secondary additional control range ID | Number |
Table 3 assembles table B table structure
Process four: expression formula is extracted, referring to Fig. 6.
By the expression formula of the top after assembling by parameter rearrangement assembling, duplicate expression formula is removed, is reused
Oracle function, which reject, repeats expression formula, obtains final result.
As an example it is assumed that as a result there is 3 datas！B&&！D,！B&&！D,！D&&！B, advanced row expression parameter marshalling group
Dress, obtains！B&&！D,！B&&！D,！B&&D, then by 2 duplicate data！B&&！D is rejected, and is finally obtained！B&&！D this 1
Data.
| Serial number | Field name | Type | Remarks |
| 1 | Original expression ID | Number | |
| 2 | Current expression | VARchar2(4000) | |
| 3 | New assembling expression formula ID | Number |
4 result table C table structure of table
Embodiment 2
On the basis of embodiment 1, logic-based expression formula conversion splits the device of assemble method, including connects with data source
The acquisition module of data channel is connect and constituted, module is obtained from data source and obtains logical expression；
It obtains module connection level-one computing module and constitutes data channel, the logical expression that will acquire is transferred to level-one operation
Module, and the operation that bracket has the part of " non-" all to be negated outside is carried out to logical expression four by level-one computing module；
Level-one computing module and split module connect and compose data channel, by fractionation module will level-one computing module processing after
Logical expression successively split downwards；
It splits module connection composite module and constitutes data channel, the logical expression after module is split will be split by composite module
Formula is recombinated；
Composite module and determination module connect and compose data channel, the expression formula after being combined by determination module to composite module
It is rearranged, and deletes duplicate expression formula；
Composite module output expression formula as a result, output expression formula between be "or" relationship, output expression logic it
With, be equal to original expression logic scope.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of logical expression conversion splits assemble method, which is characterized in that including
S1, traffic flow logical expression is obtained；
S2, the part of " non-" will all negates in the logical expression of S1, outside bracket；
S3, S2 treated logical expression is successively split downwards by bracket and connector, the part in bracket is defaulted under
One level expression formula to be dismantled, is successively split to downwards final stage；
S4, by the expression formula of fractionation from final stage to over-assemble, the relationship of "or" is increased newly, and the relationship of "AND" carries out expression formula and chases after
Add and secondary addition, until top layer expression formula all generates；
S5, the top-level logic expression formula after assembling is according to condition resequenced, rejects and repeats expression formula, obtain results expression
Formula；
S6, the result expression for obtaining S5 are matched with construction logic, the laggard industry business construction of successful match.
2. logical expression conversion according to claim 1 splits assemble method, which is characterized in that the S2 is that will include
Extra with "！" operator expression formula, negated, the operator within the scope of bracket negated, increased before each condition
"！", if do not have in formula "！", or "！" not outside bracket, then without processing.
3. logical expression conversion according to claim 2 splits assemble method, which is characterized in that the S2 specifically:
According to the expression formula serial number that S1 is obtained, all expression formulas are traversed, bracket is had outside "！" operator expression formula, into
Operator in one step determination range；
Determine only && in range or only have | |, according to the range of " non-", all operators are negated in range；
Determine that Ji You && has again in range | |, by operator | | it splits, the condition outer layer of && connection is increased into bracket, formation only has
| | expression formula, further according to the range of " non-", to only | | expression formula negate.
4. logical expression conversion according to claim 1 splits assemble method, which is characterized in that the S3 is to use
The mode recycled downwards gradually splits expression formula, and expression formula is split by bracket and connector, part in bracket default at
Next level expression formula to be split after upper level expression formula is split, then splits next level result of fractionation,
Until being split to most end level.
5. logical expression according to claim 4 conversion splits assemble method, which is characterized in that the S3 specifically,
Obtain the S2 treated expression formula；The expression formula of S2 is handled one by one；
Outermost layer bracket is removed first, generates first layer expression formula, and expression formula is split by bracket, records expression formula primary ID,
Current ID, upper layer ID, place level, expression formula, operator are stored into the result Table A of foundation；
If can not continue to split, next is handled；
If can continue to split, expression formula to be split is obtained, is split using A table level expression formula to be split, is taken out
Needed split table reaches formula；
The method that circulation is split is handled one by one by current ID hierarchic sequence, and outermost layer bracket is removed, and is carried out by logical operator
It splits, generates next layer of expression formula；N-1 layers of expression formula in Table A to be taken out, circulation is handled one by one, outermost layer bracket is removed,
Expression formula is split by bracket, records expression formula primary ID, current ID, upper layer ID, place level, expression formula, operator, storage
Into the result Table A；
According to the method that circulation is split, split still further below, until being split to most end level.
6. logical expression conversion according to claim 1 splits assemble method, which is characterized in that the S4 is to use
The mode of circulation, from final stage to over-assemble, the relationship of "or" is increased newly the expression formula that the S3 is split, the relationship of "AND" into
The addition of row formula content and secondary addition, until top layer expression formula all generates.
7. logical expression conversion according to claim 5 splits assemble method, which is characterized in that the S4 is specially to make
The data of split table A are assembled with the algorithm of newly-increased, additional, secondary addition, generate assembling table B；
By the way of successively being handled upwards from final stage, first the expression formula of minimum level is assembled, first expression formula into
Row is newly-increased, and subsequent expression formula is modified according to connector "AND" and secondary addition, is increased newly according to connector "or", generates
After a upper hierarchical data, then the expression formula that a level upper in A table can not be split is inserted into assembling table B, merged to be assembled
Expression formula；A hierarchical data on processing assembling B table in the same way, until top layer expression formula all generates.
8. logical expression conversion according to claim 1 splits assemble method, which is characterized in that the S5 is, by group
The expression formula of top after dress is according to condition resequenced assembling, and duplicate expression formula is removed, and reuses the progress of oracle function
It rejects and repeats expression formula, obtain final result.
9. the conversion of logical expression described in -7 according to claim 1 splits assemble method, which is characterized in that the S5 is specific
For using the context of assembling table B, the method recombinated using expression formula order is rejected and repeats expression formula, generates result table C.
10. the device that the conversion of logic-based expression formula splits assemble method, which is characterized in that including being connect with data source and structure
At the acquisition module of data channel, the acquisition module obtains logical expression from data source；
The acquisition module connection level-one computing module constitutes data channel, and the logical expression that will acquire is transferred to level-one operation
Module, and the operation that bracket has the part of " non-" all to be negated outside is carried out to logical expression four by level-one computing module；
It the level-one computing module and splits module and connects and composes data channel, by fractionation module by the level-one computing module
Logical expression after reason is successively split downwards；
The fractionation module connection composite module constitutes data channel, the logic after being split the fractionation module by composite module
Expression formula is recombinated；
The composite module and determination module connect and compose data channel, the expression formula after being combined by determination module to composite module
It is rearranged, and deletes duplicate expression formula；
Composite module output expression formula as a result, be the relationship of "or" between the expression formula of output, output expression logic it
With, be equal to original expression logic scope.
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| CN110826911A (en) * | 2019-11-06 | 2020-02-21 | 南京星环智能科技有限公司 | Big data-based decision method, equipment and medium |
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| CN111008020B (en) * | 2019-12-24 | 2023-04-07 | 四川新网银行股份有限公司 | Method for analyzing logic expression into general query statement |
| CN113011986A (en) * | 2021-02-19 | 2021-06-22 | 建信金融科技有限责任公司 | Abstract method and system for insurance calculation |
| CN113011986B (en) * | 2021-02-19 | 2024-06-21 | 建信人寿保险股份有限公司 | Insurance calculation abstract method and system |
| CN113609821A (en) * | 2021-06-30 | 2021-11-05 | 北京新氧科技有限公司 | Regular expression conversion method, device, equipment and storage medium |
| CN113609821B (en) * | 2021-06-30 | 2023-07-18 | 北京新氧科技有限公司 | Regular expression conversion method, device, equipment and storage medium |
| CN114063857A (en) * | 2021-11-18 | 2022-02-18 | 得力集团有限公司 | Calculator operation formula splitting method and calculator |
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