CN103473058B

CN103473058B - A kind of convenient coded method generating ASN1 data file

Info

Publication number: CN103473058B
Application number: CN201310409544.9A
Authority: CN
Inventors: 杨亚光
Original assignee: Beijing Si Tech Information Technology Co Ltd
Current assignee: Beijing Si Tech Information Technology Co Ltd
Priority date: 2013-09-10
Filing date: 2013-09-10
Publication date: 2016-09-14
Anticipated expiration: 2033-09-10
Also published as: CN103473058A

Abstract

The present invention relates to a kind of convenient coded method generating ASN1 data file, including: write configuration file and be resolved in internal memory；Read fixed-length file；Find the corresponding configuration rule of fixed-length file；A fixed-length record is read from fixed-length file；According to configuration rule, the field value obtained from fixed-length record is stored in the respective nodes of ASN1 structure tree；It is disposed if the fixed-length record judged in fixed-length file is the most processed, if be disposed, fixed-length file the structure tree of the ASN1 generated is encoded, generate ASN1 data file, otherwise repeat the above steps, until all fields of all fixed-length records are the most processed complete in fixed-length file；The method of the invention utilizes configuration file, and the form that will generate ASN1 data file carries out flexible configuration so that ASN1 data file can be by efficiently, assemble flexibly.

Description

A kind of convenient coded method generating ASN1 data file

Technical field

The present invention relates to document No. method, particularly relate to the coded method of a kind of data file of ASN1 easily, especially Use when being the ASN1 data file needing to encapsulate form in pot inside telecommunication system.

Background technology

Along with telecom operators constantly develop, operation expanding is increasingly wider, and various new business emerge in an endless stream；Miscellaneous service In ticket transmitting procedure, the carrier of carrying is the most different, the business ticket of the file multiple format to be carried of a kind of protocol code.

Traditional method for packing, is to be defined on inside program by traffic format, thus causes Added Business and amendment During business, needing the amendment to program, workload is big, and risk is high.

In order to tackle this business polytropy, reduce the risk that amendment program causes, a kind of efficient data encapsulation of invention Method is to be highly desirable to, and is also the most helpful.

Summary of the invention

The technical problem to be solved is for the deficiencies in the prior art, it is provided that a kind of generation ASN1 data file Convenient coded method.

ASN1 abstract syntax notation one (Abstract Syntax Notation One) ASN1 is a kind of ISO/ITU-T mark Standard, describes a kind of data form being indicated data, encode, transmit and decoding.

The length of the fixed-length record that fixed-length file stores in referring to it is all fixing, such as CDR file.

The technical scheme is that a kind of convenient coding staff generating ASN1 data file Method, comprises the steps:

Step 1: writing a configuration file being made up of some set configuration rules, often set configuration rule is provided with a file Head；

Step 2: configuration file is resolved in internal memory；

Step 3 a: fixed-length file is read in internal memory；

Step 4: the header file of all with configuration file for the filename of fixed-length file configuration rules is grown most and mates, Search corresponding configuration rule, if it is found, then enter step 5, otherwise send ALM, terminate；

Step 5: read a fixed-length record from fixed-length file；

Step 6: the field value obtained from described fixed-length record is stored to the corresponding of ASN1 structure tree according to configuration rule On node；

Step 7: judging that all fixed-length records in fixed-length file are the most processed, if be disposed, then entering Step 8, otherwise returns step 5；

Step 8: encode the structure tree of the ASN1 generated by fixed-length file, generates ASN1 data file, terminates.

On the basis of technique scheme, the present invention can also do following improvement.

Further, described configuration file includes some set configuration rules, and often set configuration rule includes some rules ?.

Further, described regularization term includes title regularization term, original position regularization term, length regularization term, path rule item With data type rule item；

The title of the field of the field value that described title regularization term mark is to be obtained；

Described original position regularization term identifies field value the to be obtained starting position in fixed-length record；

Described length regularization term identifies field value the to be obtained length in fixed-length record；

The field value that described path rule item mark obtains will be stored in the path of ASN1 structure tree；

The field value that described data type rule item mark obtains is stored in ASN1 structure tree with which kind of data type.

Further, the field value obtained from described fixed-length record is stored to ASN1 structure according to configuration rule by step 6 Specifically comprising the following steps that in the respective nodes of tree

Step 6.1: according to the original position regularization term in configuration rule and length regularization term, obtains this fixed-length record middle finger Determine the field value of position field；

Step 6.2: according to the data type rule item in configuration rule and path rule item, by the field value of acquisition with phase The data type answered is stored in the respective nodes of ASN1 structure tree.

Further, also including in step 6.2, every fixed-length record has all processed for the strictly all rules item in configuration rule Bi Houhui generates temporary file.

Further, described path rule item is scrabbled up by tag label value..

Further, also include that generating run daily record and generation process daily record.

Further, described ASN1 structure tree is generated by the conversion of one or more fixed-length file.

The invention has the beneficial effects as follows: the method for the invention utilizes configuration file, ASN1 data file will be generated Form carries out flexible configuration so that ASN1 data file can be by efficiently, assemble flexibly, and the present invention uses and configures flexibly File, " path " can revise increase at any time at configuration file, and the content of " value " is arranged also by flexible configuration, to the full extent Improve the motility of program, eliminate the business dependency of program, when decreasing business reorganization, revise the risk that program causes.

Accompanying drawing explanation

Fig. 1 is a kind of convenient coded method flow chart generating ASN1 data file of the present invention；

Fig. 2 is the flow chart of step 6 of the present invention.

Detailed description of the invention

Being described principle and the feature of the present invention below in conjunction with accompanying drawing, example is served only for explaining the present invention, and Non-for limiting the scope of the present invention.

As it is shown in figure 1, a kind of convenient coded method generating ASN1 data file, comprise the steps:

Step 2: configuration file is resolved in internal memory；

Step 3 a: fixed-length file is read in internal memory；

Step 5: read a fixed-length record from fixed-length file；

Wherein, described configuration file includes some set configuration rules, and often set configuration rule includes some rule items.

Wherein, described regularization term include title regularization term, original position regularization term, length regularization term, path rule item and Data type rule item；

Wherein, the field value obtained from described fixed-length record is stored to ASN1 structure tree according to configuration rule by step 6 Respective nodes on specifically comprise the following steps that

Wherein, also including in step 6.2, every fixed-length record is all disposed for the strictly all rules item in configuration rule After can generate temporary file.

Wherein, described path rule item is scrabbled up by tag label value..

Wherein, also include that generating run daily record and generation process daily record.

Wherein, described ASN1 structure tree is generated by the conversion of one or more fixed-length file.

Below using the CDR file in telecommunication system as fixed-length file, original words monofile generating ASN. data file is Example illustrates.

Below for using the most a set of the joining about CDR file in the configuration file related in the method for the invention Put rule.

Filename according to CDR file and HEAD content in configuration file are grown most and are mated, and find the configuration rule of correspondence Then, the configuration rule that HEAD will be found to be dvcr of the entitled dvcr of CDR file in the present embodiment；Regularization term in configuration rule Including SRC, IN_START, IN_LEN, PATH, FIELD_TYPE；Wherein, SRC correspondence field to be obtained is in original words unirecord Title；The corresponding field the to be obtained starting position in original words unirecord of IN_START, IN_LEN correspondence field to be obtained exists Length in Original CDR, the path of field value ASN1 the to be stored in structure tree that PATH correspondence obtains, it is made up of tag value, The field value that FILED_TYPE correspondence obtains with which kind of data type is stored in ASN1 structure tree.

Each ticket writing in original words monofile will travel through above-mentioned whole configuration rule (include from SRC1 to SRC9)；After having traveled through, then read a ticket writing from original words monofile, repeat aforesaid operations, until in CDR file All ticket writings are all disposed, and generate ASN1 structure tree；The structure tree generated is encoded, generates ASN1 data literary composition Part.Each ticket writing can generate temporary file after being disposed for strictly all rules item, and temporary file is stored other In file.

It addition, the invention is not restricted to a fixed-length file (for CDR file in the present embodiment), generate an ASN1 structure Tree, can generate an ASN1 structure tree with multiple fixed-length files, and as processed a fixed-length file, internal memory reads a fixed length again File, carries out above-mentioned process；

As required, the fixed-length file specifying number jointly generate an ASN1 structure tree, then to final structure book Encode, generate ASN1 data file.

The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all spirit in the present invention and Within principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.

Claims

1. the convenient coded method generating ASN1 data file, it is characterised in that comprise the steps:

Step 1: writing a configuration file being made up of some set configuration rules, often set configuration rule is provided with a file header； Often set configuration rule includes some rule items；

Described regularization term includes title regularization term, original position regularization term, length regularization term, path rule item and data type rule Then item；

The field value that described data type rule item mark obtains is stored in ASN1 structure tree with which kind of data type；

Step 2: configuration file is resolved in internal memory；

Step 3 a: fixed-length file is read in internal memory；

Step 4: the header file of all with configuration file for the filename of fixed-length file configuration rules is grown most and mates, search Corresponding configuration rule, if it is found, then enter step 5, otherwise sends ALM, terminates；

Step 5: read a fixed-length record from fixed-length file；

Step 6: according to configuration rule, the field value obtained from described fixed-length record is stored to the respective nodes of ASN1 structure tree On；

Step 7: judging that all fixed-length records in fixed-length file are the most processed, if be disposed, then entering step 8, otherwise return step 5；

Step 8: encode the ASN1 structure tree generated by fixed-length file, generates ASN1 data file, terminates.

A kind of convenient coded method generating ASN1 data file, it is characterised in that in step 6 The concrete step field value obtained from described fixed-length record being stored in the respective nodes of ASN1 structure tree according to configuration rule Rapid as follows:

Step 6.1: according to the original position regularization term in configuration rule and length regularization term, obtain specific bit in this fixed-length record Put the field value of place's field；

Step 6.2: according to the data type rule item in configuration rule and path rule item, by the field value of acquisition with accordingly Data type is stored in the respective nodes of ASN1 structure tree.

A kind of convenient coded method generating ASN1 data file, it is characterised in that also include step In rapid 6.2, every fixed-length record can generate temporary file after being all disposed for the strictly all rules item in configuration rule.

A kind of convenient coded method generating ASN1 data file, it is characterised in that described path Regularization term is scrabbled up by tag label value.

A kind of convenient coded method generating ASN1 data file, it is characterised in that also include raw Running log and generation is become to process daily record.

A kind of convenient coded method generating ASN1 data file, it is characterised in that described ASN1 Structure tree is generated by the conversion of one or more fixed-length file.