CN100389556C - A method for implementing parsing of interface code stream - Google Patents
A method for implementing parsing of interface code stream Download PDFInfo
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- CN100389556C CN100389556C CNB2004100079132A CN200410007913A CN100389556C CN 100389556 C CN100389556 C CN 100389556C CN B2004100079132 A CNB2004100079132 A CN B2004100079132A CN 200410007913 A CN200410007913 A CN 200410007913A CN 100389556 C CN100389556 C CN 100389556C
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Abstract
The present invention discloses a method for realizing interface yard flow analysis, which comprises the step: A. generating an interface yard flow document and an interface resource document corresponding to interface types according to the interface types to be analyzed, wherein the interface yard flow document is used for recording yard flow data which passes through the interface; the interface resource document is used for recording resource information used for analyzing the interface yard flow; the resource information comprises reading information and analysis information. When the interface yard flow is analyzed, the present invention also comprises the step: B. reading the yard flow data in the interface yard flow document according to the reading information in the interface resource document, and analyzed the yard flow data which is read from the interface yard flow document according to the analysis information in the interface resource document. The present invention can reduce the complicated degree of the analysis method, can reduce work load and maintenance cost, is convenient in use for users, and can improve system performance.
Description
Technical field
The present invention relates to the interface analytic technique, relate in particular to the method that a kind of mouthful code stream that achieves a butt joint is resolved.
Background technology
Continuous expansion along with the software product scale, interface between disparate modules, different business, different editions and different product has nothing in common with each other, and also become increasingly complex, the probability that interface has problems is also increasing, after having problems, need resolve code stream, thereby problem is positioned by this interface.In the prior art, the scheme that the docking port code stream is resolved is: at different interfaces, at the internal composition of disparate modules resolving code at this interface code stream, these resolving codes can resolve to understandable information with interface message stream sign indicating number hard to understand, when interface has problems, can open the parsing switch by file configuration, check the content after the parsing, problem is come into plain view, improved the speed of orientation problem.But, because such scheme at different interfaces, add a lot of relevant resolving codes in the inside of disparate modules, and the resolving code in the disparate modules is not connected, therefore cause for different versions, different business will be added a lot of relevant resolving codes, upgrade or version when changing at product, need to revise analysis program, index word is big, also easily causes instability, so, the realization more complicated of this scheme, maintenance cost is higher; In addition, when checking parsing, orientation problem, need open the parsing switch, and have only the professional just can understand the message code stream of following the tracks of interface usually,, use inconvenient so the speed of orientation problem is very low by file configuration.And open when resolving switch by file configuration, tend to because the disk output of a large amount of parsing contents, and take a large amount of system resource, thereby cause systematic function to reduce greatly, even can cause system congestion and traffic affecting normally moves.
Summary of the invention
In view of this, main purpose of the present invention provides the method that a kind of mouthful code stream that achieves a butt joint is resolved, thereby realizes separating of module under analysis program and the resolved interface, reduce the complexity of analytic method, reduce workload and maintenance cost, be user-friendly to, improve systematic function.
To achieve these goals, technical scheme of the present invention specifically is achieved in that
The method that a kind of mouthful code stream that achieves a butt joint is resolved is characterized in that this method comprises:
A, generate and corresponding interface code stream file of this interface type and interface resource file according to the interface type that will resolve, described interface code stream file is used to write down the bit stream data by described interface, described interface resource file is used to write down the resource information that the bit stream data of described interface is resolved, this resource information comprises header, type of message territory and parameter field, has in described header, type of message territory and the parameter field to comprise the information of reading and resolving information;
When described interface code stream is resolved, may further comprise the steps:
B, read the bit stream data of the interface in the described interface code stream file according to the information that reads of described interface resource file; According to the resolving information in the described interface resource file bit stream data of the described interface that reads is resolved.
In the steps A be: for each interface type that need resolve generates a kind of interface code stream file template according to the interface type generation that will resolve and the concrete grammar of the corresponding interface code stream file of this interface type, to be recorded in by the bit stream data of resolved interface in this interface code stream file template, generate described interface code stream file with this.
In the steps A be: for each interface type that need resolve generates a kind of interface resource file template according to the interface type generation that will resolve and the concrete grammar of the corresponding interface resource file of this interface type, according to resolved interface type relevant resource information is recorded in this interface resource file template, generate described interface resource file with this.
Described resource information is inserted according to the version of module under the type of resolved interface and the resolved interface voluntarily by the user.
Described interface resource file is a text-only file.
Described header comprises type of message sign length at least; Comprise the pairing explanation of sign, type of message of type of message in the described type of message territory, and the label value of each parameter of type of message; The label value, length and the attribute that comprise parameter in the described parameter field, the described information that reads is the type of message sign length in the described resource information and the length of described parameter, and described resolving information is type of message sign, the pairing explanation of type of message, the label value of parameter and the attribute of parameter in the described resource information.
Described step B further may further comprise the steps: the header of a, fetch interface resource file begins the bit stream data of fetch interface according to length value current side-play amount of pointer from the interface code stream file of the type of message in header sign; The type of message territory of b, fetch interface resource file, value search and the pairing type of message sign of this bit stream data value according to the bit stream data of the interface that reads among the step a, and the explanation of reading this type of message, with the content of this explanation as an analysis result; C, read the parameter tags value in the described type of message, according to searching for parameter current in the current parameter field of parameter tags value in the interface resource file, read the length and the attribute of this parameter, begin to continue the fetch interface ASCII stream file ASCII according to the length value that reads current side-play amount of pointer from the interface code stream file, after according to the attribute of parameter current the bit stream data of the interface that reads being carried out correspondingly dissection process, obtain analysis result; And judge whether parameter reads and finish, if then carry out next step; Otherwise, return step c, read next parameter tags value; E, judge whether described interface code stream file reads and finish, if, then finish parsing, otherwise, step a returned.
Behind described step B, also comprise: with the analysis result output that obtains.Because the method for the invention is recorded in the interface code stream in the interface code stream file, resolve according to interface resource file docking port code stream again, thereby can realize separating with module under analysis program and the resolved interface, when module under the resolved interface is upgraded and is increased new business, only need the key business of this program itself is realized partly making amendment, and need not revise analysis program, greatly reduce the index word of code; For dissimilar interfaces, only need different interface resource file of generation and different assemblies just can finish the parsing of docking port; Interface for same kind, because only the interface resource file is relevant with the business release of the affiliated module of resolved interface, and module is irrelevant under the complete and resolved interface of analysis program, so, just can satisfy the interface of resolving between disparate modules or the different network elements by changing different interface resource files; Because described interface resource file is a text-only file,, reduces and safeguard and development workload so can edit and revise whenever and wherever possible; In addition, owing to the present invention need not to check parsing by opening configuration file, therefore can not cause the disk output of a large amount of parsing contents, thereby improve systematic function.Comprehensive above-mentioned reason, advantage of the present invention is: can reduce the complexity of analytic method, reduce workload and maintenance cost, be user-friendly to, improve systematic function.
Description of drawings
Fig. 1 is the flow chart of the method for the invention;
The flow chart of Fig. 2 for ASCII stream file ASCII is resolved;
The functional block diagram of the analysis program that Fig. 3 resolves for a kind of mouthful code stream that achieves a butt joint.
Embodiment
The present invention is further described in more detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, method of the present invention may further comprise the steps:
These interface code stream files and interface resource file are independent of outside the described module of resolved interface, wherein, the interface code stream file is used to write down the bit stream data by described interface, the interface resource file is used to write down the resource information that described interface code stream is resolved, and this resource information comprises the information of reading and resolving information; This resource information is inserted according to the version of module under the type of resolved interface and the resolved interface voluntarily by the user.
When the code stream of an interface is resolved, then carry out following steps:
If interface type difference, the format and content of above-mentioned interface resource file are also different, in the present embodiment, be example with the interface type of V (Value) form, pairing interface resource file format of this interface type and content are described.
The interface resource file is divided into three parts, and wherein first is a header, and its form is as follows:
[length of type of message sign]
[keeping the position]
Totally five bytes in the described header, the length of first byte representation type of message sign wherein is used for beginning the readout code flow data according to the initial offset of length current pointer from the interface code stream file of this type of message sign; Byte remaining in the header is for keeping the position, and is irrelevant with present embodiment.
Second portion is the type of message territory, and its form is as follows:
[sign of type of message=" the pairing explanation of this type of message "]
<
The label value of first parameter
The label value of second parameter
......
The label value of last parameter
>
[sign of type of message=" the pairing explanation of this type of message "]
<
The label value of first parameter
The label value of second parameter
......
The label value of last parameter
>
......
The content of the various type of messages of storage in the described type of message territory, the content of each type of message comprises the sign of this type of message, the pairing explanation of this type of message, and the label value of each parameter of this type of message.
Third part is a parameter field, and its form is as follows:
[label value of parameter]
<
The length l en of parameter;
The prefix prefix of parameter;
The attribute property of parameter;
Description about attribute.
>
......
[label value of parameter]
<
The length l en of parameter;
The prefix prefix of parameter;
The attribute property of parameter;
Description about attribute.
>
The content of the various parameters in the described parameter field in the storing message type, the content of each parameter comprises label value, length, prefix and the attribute of this parameter, the label value of described parameter is a sign of this parameter of identification, described parameter length represents that from the interface code stream file current concrete side-play amount of pointer begins the number of the byte that reads, the prefix of described parameter is used to explain the type of parameter current, the operation that this parameter of the attribute representation of described parameter is performed to the bit stream data that reads from the interface code stream file.For example:
If described attribute then directly shows described bit stream data for showing display;
If described attribute is BCD, then described bit stream data is converted to character string from binary-coded decimal after, show again;
If described attribute is translate, also comprise following corresponding describing word in the then described resource file:
a：b；
Wherein a is the possible value of bit stream data, and b is the meaning of this value representative.Attribute translate represents to read the represented meaning of this bit stream data according to the value of described bit stream data, and the result that will read is as analysis result.
If described attribute is bit, following describing word is arranged then:
key＝c
Direction of displacement=d
e：f；
The operating process of this attribute is: the bit stream data and the c that read are carried out AND-operation, and the value that will obtain moves the d position according to direction of displacement again, if direction of displacement is left, expression moves to left, if direction of displacement is right, expression moves to right, this two steps operation act as " position " that taking-up will be explained.E is the value through obtaining after above-mentioned AND-operation and the displacement, and f is the meaning of this value representative.Attribute bit represents to read f according to the value of e, and the result that will read is as analysis result.
At different interface types, pairing interface code stream file is also different with the interface resource file, the specific implementation process that the docking port code stream is resolved in the above-mentioned step 102 is some difference of possibility also, in the present embodiment, interface type with V format is an example, the specific implementation process of description of step 102, and Fig. 2 is the flow chart of this process, as shown in Figure 2, above-mentioned step 102 specifically may further comprise the steps:
The header of step 201, fetch interface resource file begins the readout code flow data according to the side-play amount of length value current pointer from the interface code stream file of the type of message in header sign.The current side-play amount of this pointer is the side-play amount of the position of the current indication of pointer with respect to initial position, and the initial value of this pointer offset amount is zero, and the bit stream data that is read is exactly described type of message sign;
The type of message territory of step 202, fetch interface resource file, according to the pairing type of message sign of the search of the bit stream data that reads in the step 201 and this bit stream data, and the explanation of reading this type of message, with the content of this explanation as an analysis result;
Below, with one more specifically example step shown in Figure 3 is described.
For example interface code stream file content is: 100113323124469F01.This sentences 16 systems and represents code stream.
Theing contents are as follows of interface resource file for example:
1 COMMAND_TAG_L＝1
2 RESERVE＝4
3 [0 * 10=" lock retouching operations "]
4 <
5 FLAG
6 IMSI/MDN
7 LOCK
8 >
9 [FLAG]
10 <
11 len＝0×01
12 prefix＝″″
13 property＝translate
14 0：″IMSI″
15 1：″MDN″
16 >
17 [MDN/IMSI]
18 <
19 len＝0×06
20 prefix＝″″
21 property＝BCD
22 >
......
23 [LOCK]
24 <
25 len＝0×01
26 prefix=" lock state: "
27 property＝BIT
28 key＝00001100
29 right＝2
30 0: " separating the user applies lock "
31 1: " adding the user applies lock "
32 2: " makeing mistakes "
33 3: " makeing mistakes "
34 key＝00110000
35 right＝4
36 0: " separating the arrearage lock "
37 1: " adding the arrearage lock "
38 2: " makeing mistakes "
39 3: " makeing mistakes "
40 >
The header of the row of the 1st in the above-mentioned interface resource file and this interface resource file of the 2nd behavior, wherein, the COMMAND_TAG_L in the 1st row represents the length of type of message sign, length herein is 1; RESERVE in the 2nd row is for keeping the position, and present embodiment does not relate to the processing to this reservation position;
Above-mentioned the 3rd row is the type of message territory of this interface resource file to eighth row, wherein, 0 * 10 value in the 3rd row for the type of message sign, " lock retouching operation " is the pairing explanation of this type of message; The 4th row to the angle brackets of eighth row＜in content be the label value of the included parameter of this type of message; Wherein the FLAG in the 5th row is the 1st a parameter tags value, and the IMSI/MDN in the 6th row is the 2nd a parameter tags value, and the LOCK in the 7th row is the label value of the 3rd parameter;
Above-mentioned the 9th row is to the parameter field of this interface resource file of the 40th behavior, wherein:
The 9th row is the content of the parameter of FLAG to the 16th behavior label value, and label value wherein is FLAG, and length l en is 0 * 01, and the number that expression current concrete side-play amount of pointer from the interface code stream file begins the byte that reads is 1; Prefix prefix is empty, is used to explain the type of parameter current; Attribute property is translate; The 14th row and the 15th row are descriptions to translate, and wherein IMSI is that value is the meaning of 0 data representative, and MDN is that value is the meaning of 1 data representative;
The 17th row is the content of the parameter of IMSI/MDN to the 22nd behavior label value, and label value wherein is IMSI/MDN, and length l en is 0 * 06, and the number that expression current concrete side-play amount of pointer from the interface code stream file begins the byte that reads is 6; Prefix prefix is empty, is used to explain the type of parameter current; Attribute property is BCD;
The 23rd row is that label value is the content of the parameter of LOCK to the 40th row, and label value wherein is LOCK, and length l en is 0 * 01, and the number that expression current concrete side-play amount of pointer from the interface code stream file begins the byte that reads is 1; Prefix prefix is " a lock state: ", is used to explain the type of parameter current, and the expression subscriber phone is in by the lock state in this example; Attribute property is BIT; The 28th row is description to BIT to the 40th row.
According to the described flow process of Fig. 2, the process that above-mentioned interface code stream file is resolved is:
1, fetch interface resource file, the length of the parameter type sign in the header of acquisition interface code stream file is 1; Read the interface code stream file according to this length, begin to read the bit stream data of 1 byte from the initial offset of current pointer, this bit stream data is 10;
2, the type of message territory of fetch interface resource file, the value that obtains the type of message sign is 10 type of message, and reads be interpreted as " the lock retouching operation " of this type of message; With " lock retouching operation " as an analysis result;
3, read the 1st parameter tags value FLAG in this type of message, then in the parameter field of interface resource file, search for FLAG, the length that reads this parameter is 1, prefix is empty, attribute property is translate, read the interface code stream file according to this length, begin to read the bit stream data of 1 byte from the concrete side-play amount of current pointer, this bit stream data is 01, because attribute is translate,, after must mating content to be: " MDN " so the description content in the attribute and this data 01 are mated, as an analysis result, parameter F LAG finishes to this parsing with " MDN ";
4, read the 2nd parameter tags value MDN/IMSI in this type of message, then in the parameter field of interface resource file, search for MDN/IMSI, the length that reads this parameter is 6, prefix is empty, attribute property is BCD, read the interface code stream file according to this length, begin to read the bit stream data of 6 bytes from the concrete side-play amount of current pointer, this bit stream data is 13323124469F, because attribute is BCD, so after data 13323124469F is converted to character string from binary-coded decimal, show again, because F is a complement code, it is not shown, so displaying contents is " 13323124469 ", as the result that continues, parameter I MSI/MDN finishes to this parsing with " 13323124469 ";
5, read the 3rd parameter tags value LOCK in this type of message, then in the parameter field of interface resource file, search for LOCK, the length that reads this parameter is 1, prefix is " a lock state ", attribute property is bit, read the interface code stream file according to this length, begin to read the bit stream data of 1 byte from the concrete side-play amount of current pointer, this bit stream data is 01, because attribute is bit, so according to the description content of bit, should value 01 carry out and operation earlier with first Key, direction of displacement and figure place according to correspondence is shifted then, and last income value is 0, and this is worth 0 pairing content and is " separating the user applies lock ", again should value 01 and second Key carry out and operation, direction of displacement and figure place according to correspondence is shifted then, and last income value is 0, and this is worth 0 pairing content and is " separating the arrearage lock ".Will " separate user applies lock " and " separating arrearage locks " as an analysis result.
6, the interface code stream file reads and finishes, and all the analysis result outputs with obtaining obtain following result:
Lock retouching operation: MDN 13323124469 separates the arrearage lock and separates the user applies lock.
The functional block diagram of the analysis program that Fig. 3 resolves for a kind of mouthful code stream that achieves a butt joint that directly obtains according to the method for the invention, as shown in Figure 3: this analysis program is made up of interface management module 301, interface analysis module 302 and analysis result output module 303, wherein:
Interface management module 301 be used for to user side output be used to select, the interface of configuration operation, and select and dispose, thereby the code stream by resolved interface is recorded in the interface code stream file of corresponding types according to the type docking port resource file of resolved interface and interface code stream file.And the way of output of docking port analysis result is selected and is disposed.
Interface analysis module 302 is used for resolving the interface code stream according to the content of interface code stream file and interface resource file, this module is made up of the assembly that can articulate, each assembly is wherein finished a kind of parsing of interface type, when if desired a kind of new interface type being resolved, only need to increase to finish the assembly that this interface type is resolved, the specific implementation method of each assembly is identical with the method described in the above-mentioned steps 102.Described interface type comprises various types of interface shapes, for example: the interface type of TLV (Tag, Length, Value) form; The interface type of V (Value) form, each interface type all have corresponding interface code stream file and interface resource file.
Analysis result output module 303 is used for the analysis result that receiving interface analysis module 302 is analyzed, and with this analysis result output.The way of output of analysis result has many kinds, for example: can select to output to screen according to the user in the configuration of interface management module 301, also can select to output to file or alternate manner, and can export a plurality of analysis results.
The step of utilizing above-mentioned analysis program docking port code stream to resolve is:
1, at first in interface management module 301, according to the interface type configuration interface ASCII stream file ASCII that will resolve and interface resource file and configure the mode of output; Code stream by this interface will be deposited in this interface code stream file.
2, read above-mentioned interface code stream file that configures and corresponding interface resource file with the corresponding assembly of the interface type that will resolve in the interface analysis module 302, and resolve according to interface resource file docking port code stream.
3, interface analysis module 302 sends analysis result to analysis result output module 303.
4, analysis result output module 303 is exported analysis result in the corresponding way according to the configuration of interface management module 301.For example: output to file, output to screen etc.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with the people of this technology in the disclosed technical scope of the present invention; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.
Claims (8)
1. method that mouthful code stream that achieves a butt joint is resolved is characterized in that this method comprises:
A, generate and corresponding interface code stream file of this interface type and interface resource file according to the interface type that will resolve, described interface code stream file is used to write down the bit stream data by described interface, described interface resource file is used to write down the resource information that the bit stream data of described interface is resolved, this resource information comprises header, type of message territory and parameter field, has the information of reading and resolving information in described header, type of message territory and the parameter field;
When described interface code stream is resolved, may further comprise the steps:
B, read the bit stream data of the interface in the described interface code stream file according to the information that reads of described interface resource file; According to the resolving information in the described interface resource file bit stream data of the described interface that reads is resolved.
2. the method for claim 1, it is characterized in that, in the steps A be: for each interface type that need resolve generates a kind of interface code stream file template according to the interface type generation that will resolve and the concrete grammar of the corresponding interface code stream file of this interface type, to be recorded in by the bit stream data of resolved interface in this interface code stream file template, generate described interface code stream file with this.
3. the method for claim 1, it is characterized in that, in the steps A be: for each interface type that need resolve generates a kind of interface resource file template according to the interface type generation that will resolve and the concrete grammar of the corresponding interface resource file of this interface type, according to resolved interface type relevant resource information is recorded in this interface resource file template, generate described interface resource file with this.
4. method as claimed in claim 3 is characterized in that, described resource information is inserted according to the version of module under the type of resolved interface and the resolved interface voluntarily by the user.
5. the method for claim 1 is characterized in that, described interface resource file is a text-only file.
6. the method for claim 1 is characterized in that, described header comprises type of message sign length at least; Comprise the pairing explanation of sign, type of message of type of message in the described type of message territory, and the label value of each parameter of type of message; The label value, length and the attribute that comprise parameter in the described parameter field, the described information that reads is the type of message sign length in the described resource information and the length of described parameter, and described resolving information is type of message sign, the pairing explanation of type of message, the label value of parameter and the attribute of parameter in the described resource information.
7. method as claimed in claim 6 is characterized in that, described step B further may further comprise the steps:
The header of a, fetch interface resource file begins the bit stream data of fetch interface according to length value current side-play amount of pointer from the interface code stream file of the type of message in header sign;
The type of message territory of b, fetch interface resource file, value search and the pairing type of message sign of this bit stream data value according to the bit stream data of the interface that reads among the step a, and the explanation of reading this type of message, with the content of this explanation as an analysis result;
C, read the parameter tags value in the described type of message, according to searching for parameter current in the current parameter field of parameter tags value in the interface resource file, read the length and the attribute of this parameter, begin to continue the fetch interface ASCII stream file ASCII according to the length value that reads current side-play amount of pointer from the interface code stream file, after according to the attribute of parameter current the bit stream data of the interface that reads being carried out correspondingly dissection process, obtain analysis result; And judge whether parameter reads and finish, if then carry out next step; Otherwise, return step c, read next parameter tags value;
E, judge whether described interface code stream file reads and finish, if, then finish parsing, otherwise, step a returned.
8. the method for claim 1 is characterized in that, behind described step B, also comprises: with the analysis result output that obtains.
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| CN109760720B (en) * | 2018-12-10 | 2021-07-09 | 交控科技股份有限公司 | Method and device for automatically generating interface code bit table based on signal plane layout diagram |
| CN110636071B (en) * | 2019-09-26 | 2020-07-07 | 光大兴陇信托有限责任公司 | Interface docking method |
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| CN1407756A (en) * | 2001-09-10 | 2003-04-02 | 深圳市中兴通讯股份有限公司上海第二研究所 | Interface test method |
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| EP1324222A2 (en) * | 2001-12-29 | 2003-07-02 | Lg Electronics Inc. | Multimedia data searching and browsing system |
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| CN1407756A (en) * | 2001-09-10 | 2003-04-02 | 深圳市中兴通讯股份有限公司上海第二研究所 | Interface test method |
| EP1324222A2 (en) * | 2001-12-29 | 2003-07-02 | Lg Electronics Inc. | Multimedia data searching and browsing system |
| CN1411283A (en) * | 2002-11-13 | 2003-04-16 | 大唐电信科技股份有限公司 | Full digitize, high resolution, multi interface multi media transmission encipherer and decoder |
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