CN113191122A - Service-oriented construction project electronic file and electronic archive four-property detection method - Google Patents
Service-oriented construction project electronic file and electronic archive four-property detection method Download PDFInfo
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Abstract
The invention discloses a service-oriented construction project electronic file and electronic archive four-property detection method. The method comprises the following steps: defining a packet structure; step two: the interface is called, so that the internal business department, the archive department and the related business system of the archive are remotely called to carry out electronic file or electronic archive verification by the quadruple detection interface; step three: receiving a detection; after receiving the relevant data through the interface, the background detects the data; step four: and performing the four-property detection on the electronic file and the electronic file, wherein the serial number after the item detection is the called interface serial number. The invention overcomes the defects of inconvenient circulation, complex query and the like of the paper documents in the prior art; the method has the advantages that the method is used as a third-party service for calling internal business departments, archive departments and archive users of electronic file filing units, completes verification of authenticity, integrity, usability and safety of electronic files on line, and returns related detection results and reports in real time.
Description
Technical Field
The invention relates to the field of engineering and the field of information technology, in particular to a service-oriented construction project electronic file and electronic archive four-property detection method.
Background
The quarticity of the electronic file refers to authenticity, completeness, usability and safety, and according to the definition in the general requirements for detecting electronic files of documents in the electronic file filing and electronic file management Specification, the authenticity refers to the property that the content, the logic structure and the background of the electronic file are consistent with the original condition during formation; integrity refers to the nature of the electronic archive in which the content, structure, and background information are complete and not destroyed, mutated, or lost; availability refers to the nature of an electronic archive that can be retrieved, presented, and understood; the safety refers to the controllable management process of the electronic archive, reliable data storage, no damage and no illegal access.
The authenticity can not only reflect the historical original appearance of each social activity, but also is the premise for forming the value attribute of the electronic file, and is an important basis for ensuring that the electronic file has administrative validity and legal credence; the integrity is an important guarantee for ensuring the voucher value of the electronic file; the availability is the basis of the existence and the preservation value of the electronic file, and if the electronic file cannot be used conveniently, the valuable file data can lose the actual significance of the existence; the safety is the basis of authenticity, integrity and usability and is the guarantee for maintaining the certificate value and the legal effectiveness of the electronic file.
The guarantee of the four characteristics of the electronic file and the electronic file is a precondition that the electronic file can become the electronic file, and is also a key factor that the electronic file can be stored for a long time. The temporary solution for electronic file management (word "2009" 39 of the two offices) published in 2009 provides a concept of four characters for the first time, and clearly indicates that "identification and detection in the aspects of reality, completeness, availability and safety should be performed when electronic files are archived"; the electronic file transfer and receiving method (filing [ 2012 ] 7) issued by the national file administration in 2012 indicates that the electronic file is to be detected for its four properties during the electronic file transfer and receiving process. In order to standardize the quadriversal detection work of electronic files, the national filing administration is setting up standard specifications in the aspect of the quadriversal detection of electronic files, and the general requirements for the detection of electronic files in documents are published at present.
Therefore, the electronic file four-property detection has the important function in the life cycle management process of the electronic file, is an important means for ensuring the authenticity, integrity, usability and safety of the electronic file, and is an important measure for ensuring the voucher value, the investigation value and the preservation value of the electronic file.
Therefore, it is necessary to develop a method for detecting the tetrad of the electronic file.
Disclosure of Invention
The invention aims to provide a service-oriented construction project electronic file and electronic file quadric detection method, which is used as a third-party service for calling internal business departments, file departments and archive users of electronic file filing units, completes verification of authenticity, integrity, availability and safety of electronic files on line and returns related detection results and reports in real time.
In order to achieve the purpose, the technical scheme of the invention is as follows: a service-oriented construction project electronic file and electronic file quadriversal detection method is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
the method comprises the following steps: defining a packet structure;
step two: the interface is called, so that the internal business department, the archive department and the related business system of the archive are remotely called to carry out electronic file or electronic archive verification by the quadruple detection interface;
step three: receiving a detection;
after receiving the relevant data through the interface, the background detects the data;
step four: carrying out the quadriversal detection of the electronic file and the electronic file, wherein the serial number after the item detection is the called interface serial number;
the method for detecting the four-characteristic of the electronic file and the electronic file specifically comprises the following contents:
firstly, carrying out environment detection;
and step two, after the environment detection is finished, the information package and database metadata detection is carried out, and the detection work of availability, authenticity, integrity and safety is carried out simultaneously:
thirdly, detecting the content of the electronic file;
and fourthly, comprehensively judging all processes in the process to complete the safety detection of the operation process.
In the above technical solution, in the second step, a method for remotely calling a four-property detection interface to verify an electronic file or an electronic archive by an internal business department, an archive department and a related business system of an archive of an electronic file archive establishment unit is implemented, which specifically includes:
1) before detection, the electronic file to be detected and the metadata thereof are packaged into an information packet according to a specified format;
2) transmitting the information packet description file, the packaged information packet and the backup file to a designated FTP;
3) calling an interface service to transmit parameters such as a detection interface number, an information packet path, an information packet packaging topological structure description file path, an EEP metadata packaging structure description file path, database information, an archiving range and sequencing configuration, user metadata configuration, a backup file path, a manual detection result and the like;
4) receiving detection feedback information, including detection success and failure information and result report in XML format;
5) and marking the electronic file after detection is completed, and associating a detection report.
In the above technical solution, in step three, after the background receives the relevant data through the interface, the detection method is as follows:
1) analyzing the information packet path to obtain an information packet packaging topological structure file;
2) analyzing the path of the information package topological structure description file to obtain an information package topological structure description file;
3) analyzing the information package topological structure file by using the information package topological structure description file to obtain all entity files and metadata files thereof;
4) analyzing the EEP metadata packaging structure description file path to obtain an information packaging topological structure description file and an EEP metadata packaging structure description file;
5) analyzing the metadata file obtained in the step 3 by using an EEP metadata packaging structure description file to obtain all metadata values of the electronic file;
6) analyzing database information database, table and field to obtain entity files and all metadata values thereof recorded in the database;
7) configuring and analyzing user metadata to obtain an external metadata strategy;
8) and on the basis of the analysis result, the calculation comparison analysis of each four-characteristic detection item is completed by taking the filing range, the sequencing configuration, the backup file path and the manual detection data as input values.
In the above technical solution, in the step four, in the method for detecting the tetragenity of the electronic document and the electronic file, when the detection item fails, all detection results are recorded and displayed to the user together.
In the above technical solution, in step four, the specific method for performing the environment detection is as follows:
1) starting availability detection and safety detection simultaneously by adopting a multi-thread operation mode;
2) in the availability detection, the detection of the change condition of the storage environment, the detection of the recoverability of the backup data and the detection of the compliance of the software and hardware environment are carried out in sequence;
3) and during the detection of the last step, the system sequentially detects whether antivirus software is installed in the system environment, virus infection, carrier reading speed, carrier appearance, optical disc qualification, software system security hole and carrier storage environment security in a security detection unit.
In the above technical solution, in step four, after the environment detection is completed, the information package and database metadata detection is performed, and meanwhile, the detection work of availability, authenticity, integrity and security is performed, and the specific detection method is as follows:
1) firstly, carrying out accessibility detection on metadata in a target database and readability detection on metadata in an information package, and detecting whether the database and the information package are communicated or not so as to further go deep into a subsequent data detection link;
2) after the database is communicated and the information packet is readable, consistency detection of the information packet is carried out to ensure that the information packet is not tampered;
3) aiming at the information packet, carrying out information packet directory structure normative detection and specification file and directory file normative detection, ensuring the structure of the information packet to be accurate and facilitating further utilization;
4) analyzing the information packet to obtain an electronic file encapsulation packet, and performing electronic file encapsulation packet normalization detection on the information packet to ensure that the electronic file encapsulation packet in the information packet is in structural compliance and is convenient for further utilization;
5) and aiming at the electronic archive packaging packet verified in the previous step, performing XML code level verification: detecting the electronic signature validity of the electronic file packaging packet, and ensuring the complete source of the XML codes to be feasible by analyzing the electronic signature validity in the packaging packet;
6) performing deep analysis detection on the information packet, namely comparing the number of files, detecting the conformity of the total number of files, detecting the integrity of content data of the information packet, detecting redundant files in a carrier, comparing the storage sizes of the files and detecting the conformity of the total number of bytes;
7) comparing the metadata items, analyzing the accuracy of the metadata items, and sequentially performing integrity check on the metadata items and integrity check on the information package metadata;
8) analyzing the metadata content, firstly, detecting from the content format of the file number, and carrying out file number normative detection and consistency detection of metadata items and archive requirements;
9) after the file number analysis is finished, further expanding and detecting the metadata attributes carried by the electronic file, and carrying out electronic attribute consistency detection on the content data;
10) further detecting whether metadata is associated with content data, analyzing whether associated content exists in a file path pointed by each metadata, and detecting a filing range;
11) and continuously detecting the formats and the contents of other metadata items, including metadata item data length detection, metadata item data types, format detection, metadata item value field conformity detection of set value fields, metadata item data value rationality detection, metadata item data containing special characters detection, metadata item data repeatability detection, metadata necessary filling and recording item detection, process information integrity detection and continuity metadata item detection.
In the above technical solution, in step four, the specific method for detecting the content of the electronic file is as follows:
1) after the detection of all metadata items and content formats of the metadata items is completed in the previous step, electronic files related to the metadata are deeply detected one by one, the validity detection of the curing information is completed firstly, and each electronic file is guaranteed not to be tampered;
2) and then, detecting the format of the content data, detecting the readability of the content data, detecting the integrity of the content data, detecting the long-term availability of the format of the content data, detecting the integrity of the attached data, and detecting the compliance of the format of the content data contained in the information package.
The quarticity described herein refers to authenticity, integrity, availability, and security.
The invention has the following advantages:
(1) the water conservancy and hydropower engineering quality testing electronic file forming, archiving and electronic file transfer management system adopts an informatization means, and the formed electronic files and electronic files can completely replace the traditional paper files, so that the defects of inconvenient circulation, complex inquiry, troublesome storage and the like of the paper files are overcome;
(2) the invention adopts technologies such as the four-character detection and the like, so as to ensure that the electronic files and the electronic files are real, complete, reliable and available in the whole life cycle;
(3) the method is suitable for the quality testing and evaluation of electronic file formation, filing and electronic file transfer management work of the water conservancy and hydropower engineering, can effectively reduce the personnel and material investment in practical application, has high reproducibility, is suitable for the application of similar engineering projects, and has considerable economic benefit and social benefit.
Drawings
FIG. 1 is a portion of a flowchart illustrating the four-property detection of electronic files and files for a service-oriented construction project according to the present invention.
FIG. 2 is another portion of the flowchart of the service-oriented construction project electronic file and electronic file four-property detection of the present invention.
Fig. 1 and fig. 2 constitute a complete flow chart of the service-oriented construction project electronic file and electronic archive four-property detection of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are not intended to limit the present invention, but are merely exemplary. While the advantages of the invention will be clear and readily understood by the description.
With reference to the accompanying drawings: a service-oriented construction project electronic file and electronic file quadriversal detection method specifically comprises the following steps:
the method comprises the following steps: defining a packet structure;
predefining and sharing an information packet structure (information packet structure), so that a background can automatically recognize and extract data in a packet for analysis, and the automation of the four-character detection service is realized;
predefining and sharing the information packet structure, adopting an XMLSchema standard format to describe the information packet structure, and making an information packet packaging topological structure and an electronic file EEP metadata packaging structure description file (XSD format) by a user according to the requirements of electronic file filing and electronic file management business of different construction projects and by referring to related specification requirements;
step two: an interface service;
the method is characterized in that a set of interface service for online calling is provided, parameters such as information package description files, information package paths and databases are transmitted in only by a service system, a remote server is matched with a user to carry out detection and return a detection result and a report in real time, and the purpose that an internal service department, an archive department and a related service system of an archive office of an electronic file archive unit remotely call a four-property detection interface to carry out electronic file or electronic archive verification is achieved, and the method is as follows:
1) before detection, the electronic file (file) to be detected and the metadata thereof are packaged into an information packet according to a specified format;
2) transmitting the information packet description file, the packaged information packet and the backup file to a designated FTP;
3) calling an interface service to transmit parameters such as a detection interface number, an information packet path, an information packet packaging topological structure description file path, an EEP metadata packaging structure description file path, database information, an archiving range and sequencing configuration, user metadata configuration, a backup file path, a manual detection result and the like;
detecting that the interface number < nquency > is a character type, inquiring the interface number by a file number, and encoding by adopting base 64; the information packet path < ipurl > is a character type, records FTP path information of the information packet, and adopts base64 coding; the topological structure description file path of the information package < ipschemanurl > is a character type, the topological structure of the information package is recorded, and the information package is coded by base 64; describing a file path < epschemaurl > as a character type by the EEP metadata packaging structure, recording the EEP metadata packaging structure of the electronic file, and encoding by adopting base 64; the database information comprises < database >, < table >, < field > information, wherein < database > is an XML type to record database access information and is coded by base64, < table > is information of an XML type record data table and is coded by base64, and < field > is data field information recorded by the XML type and comprises parameters such as field type, length, value range, reasonable value, repeatability and the like and is coded by base 64; the filing range and the sequencing configuration < gdscope > are XML types, and the filing range to be detected and sequencing list parameters are recorded; configuring the < config > of the user metadata into a character type, recording configuration parameters such as metadata field configuration information, repeatability and the like, and encoding by adopting base 64; the backup file path < backup "is a character type, records the FTP path of the backup file, and adopts base64 coding; the manual detection result < HANDINPUT > is of XML type, records the parameters input in the manual detection project, and adopts base64 for coding;
4) receiving detection feedback information, including detection success and failure information and result report in XML format;
5) marking the detected electronic file (archive) and associating a detection report;
step three: receiving a detection;
after the background receives the relevant data through the interface, the detection scheme is as follows:
1) analyzing the information packet path to obtain an information packet packaging topological structure file (XML format);
2) analyzing the path of the information packet packaging topological structure description file to obtain an information packet packaging topological structure description file (XSD format);
3) analyzing the information package topological structure file by using the information package topological structure description file to obtain all entity files and metadata files (XML format) thereof;
4) analyzing the EEP metadata packaging structure description file path to obtain an information packaging topological structure description file (XSD format) and an EEP metadata packaging structure description file (XSD format);
5) analyzing the metadata file obtained in the step 3) by using an EEP metadata encapsulation structure description file to obtain all metadata values of the electronic file;
6) analyzing database information database, table and field to obtain entity files and all metadata values thereof recorded in the database;
7) configuring and analyzing user metadata to obtain an external metadata strategy;
8) on the basis of the analysis result, the combination of the filing range, the sequencing configuration, the backup file path and the manual detection data is used as an input value, and the calculation, comparison and analysis of all the four-characteristic detection items are completed;
step four: detecting the tetrad;
referring to general requirements for detecting electronic files of documents (DA/T70-2018) and program development logic, carrying out electronic file filing link from an enterprise business department to a file department, carrying out electronic file and electronic file quadriversal detection according to the following programs when the enterprise file department hands over electronic files to an external file system and carries out long-term storage in the file system, wherein the serial number after detecting items is a called interface serial number;
the specific method for detecting the tetragonality comprises the following steps:
firstly, carrying out environment detection;
1) starting availability detection and safety detection simultaneously by adopting a multi-thread operation mode; the multithreading operation mode is a common method for system operation;
2) in the availability detection, sequentially carrying out storage environment change condition detection (307), backup data recoverability detection (309) and software and hardware environment compliance detection (306); the detection of the change condition of the storage environment, the recoverability detection of backup data and the compliance detection of software and hardware environments are all the prior art;
3) during the detection of the previous step, the background simultaneously carries out antivirus software installation detection (401), virus infection detection (402), carrier reading speed detection (404), carrier appearance detection (405), optical disc qualification detection (406), software system security vulnerability detection (408) and carrier storage environment security detection (409) in the system environment in sequence in the security detection unit; whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; wherein, the detection (401) of whether antivirus software is installed in the environment, the detection (402) of virus infection, the detection (404) of carrier reading speed, the detection (405) of carrier appearance, the detection (406) of optical disk qualification, the detection (408) of software system security hole and the detection (409) of carrier keeping environment security are all the prior art;
secondly, after the environment detection is finished, the information package and database metadata detection is carried out, and meanwhile, the detection work of usability, authenticity, integrity and safety is carried out;
1) firstly, carrying out accessibility detection (302) of metadata in a target database and readability detection (301) of metadata in an information package, and detecting whether the database and the information package are communicated or not so as to further carry out a subsequent data detection link; the qualified detection enters the next step, and the unqualified detection cannot enter the subsequent link; wherein, the accessibility detection (302) of the metadata in the target database and the readability detection (301) of the metadata in the information package are both prior art;
2) after the database is communicated and the information packet is readable, consistency detection (114) of the information packet is carried out to ensure that the information packet is not tampered; whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; wherein, the consistency detection (114) of the information packet is the prior art;
3) aiming at the information packet, carrying out information packet directory structure normative detection (113) and specification file and directory file normative detection (112), ensuring the structure of the information packet to be accurate and facilitating further utilization; wherein, the information packet directory structure normative detection (113) and the specification file and directory file normative detection (112) are the prior art;
4) analyzing the information packet to obtain an electronic file encapsulation packet, and performing electronic file encapsulation packet standardization detection (115) on the information packet to ensure that the electronic file encapsulation packet (EEP packet) in the information packet is in structure compliance and is convenient for further utilization; wherein, the electronic file package normative detection (115) is the prior art;
5) and aiming at the electronic archive packaging packet verified in the previous step, performing XML code level verification: electronic signature validity detection (116) of the electronic file packaging package, and the validity of the electronic signature in the packaging package is analyzed to ensure that the complete source of the XML code is feasible; the XML code level verification method is the prior art;
6) next, deep analysis detection of the information packet is carried out, firstly, comparison of the number of files, total number consistency detection (201), information packet content data integrity detection (211), detection of redundant files in the carrier (403) are carried out, then comparison of the storage size of the files is carried out, and total byte number consistency detection (202) is carried out; whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; the deep analysis detection method of the information packet is the prior art;
7) next, comparing metadata items, analyzing the accuracy of the metadata items, and sequentially performing integrity detection (203) on the metadata items and integrity detection (210) on the information package metadata; whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; the integrity detection (203) of the metadata item and the integrity detection (210) of the metadata of the information package are both the prior art.
8) The next step is to enter the analysis of metadata content, firstly, the content format of the file number is detected, and the file number standardization detection (107), the consistency detection (109) of metadata items (whole numbers, catalog numbers and classification numbers) and the archive requirement are carried out; whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; wherein, the file number normative detection (107), the metadata items (the whole number, the catalog number and the classification number) and the consistency detection (109) required by the archive are all the prior art;
9) after the file number analysis is finished, further expanding and detecting the metadata attributes of the electronic file, and carrying out electronic attribute consistency detection (110) on the content data; whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; wherein the electronic attribute consistency detection (110) of the content data is prior art;
10) further detecting whether metadata is associated with content data (111), analyzing whether a file path pointed by each metadata has associated content, and detecting an archiving range (209); whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; wherein, the detection (111) of whether the metadata is related to the content data and the detection (209) of the filing range are both the prior art;
11) continuously detecting the formats and the content aspects of other metadata item contents, including metadata item data length detection (102), metadata item data types, format detection (103), metadata item value field conformity detection (104) of set value fields, metadata item data value rationality detection (105), metadata item data special character containing detection (106), metadata item data repeatability detection (108), metadata bound entry item detection (204), process information integrity detection (205) and continuity metadata item detection (206); whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; the method comprises the following steps that the length detection (102) of metadata item data, the data type and format detection (103) of metadata items, the value field conformity detection (104) of set value fields, the data value rationality detection (105) of the metadata items, the detection (106) of the data containing special characters of the metadata items, the data repeatability detection (108) of the metadata items, the detection (204) of essential metadata recorded items, the integrity detection (205) of process information and the detection (206) of continuity metadata items are all the prior art;
thirdly, detecting the content of the electronic file (archive);
1) after the detection of all metadata items and content formats of the metadata items is completed in the previous step, electronic files (archives) related to the metadata are deeply detected one by one, and the validity detection (101) of the solidified information is completed firstly to ensure that each electronic file (archive) is not tampered; wherein, the curing information validity detection (101) is the prior art;
2) next, detecting the format of the content data (303), detecting the readability of the content data (304), detecting the integrity of the content data (207), detecting the long-term availability of the format of the content data (305), detecting the integrity of the attached data (208), and detecting the compliance of the format of the content data contained in the information packet (308); whether the detection is qualified or not is detected on the next step, and after all the detections are completed, the background displays the detection records to the user, namely: recording all detection results and displaying the detection results to a user together; the method comprises the following steps that content data format detection (303), readability detection (304) of content data, content data integrity detection (207), long-term availability detection (305) of content data formats, attachment data integrity detection (208) and content data format compliance detection (308) contained in information packets are all the prior art;
fourthly, comprehensively judging all processes in the process to complete the safety detection (407) of the operation process; selecting safety evaluation opinions by using system interaction; among them, the operation process security detection (407) is the prior art.
In the implementation process of the four-characteristic detection: in the implementation step, if a certain detection fails, the background does not terminate the whole implementation program, and various detection results are recorded in a case and displayed to the user; if the detection of a certain link is not needed, the next detection procedure can be skipped in sequence during implementation.
Other parts not described belong to the prior art.
Claims (7)
1. A service-oriented construction project electronic file and electronic file quadriversal detection method is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
the method comprises the following steps: defining a packet structure;
step two: the interface is called, so that the internal business department, the archive department and the related business system of the archive are remotely called to carry out electronic file or electronic archive verification by the quadruple detection interface;
step three: receiving a detection;
after receiving the related data through the interface, the background detects the data;
step four: carrying out the quadriversal detection of the electronic file and the electronic file, wherein the serial number after the item detection is the called interface serial number;
the method for detecting the four-characteristic of the electronic file and the electronic file specifically comprises the following contents:
firstly, carrying out environment detection;
secondly, after the environment detection is finished, the information package and database metadata detection is carried out, and meanwhile, the detection work of usability, authenticity, integrity and safety is carried out;
thirdly, detecting the content of the electronic file;
and fourthly, comprehensively judging all processes in the process to complete the safety detection of the operation process.
2. The service-oriented construction project electronic file and electronic archive tetrad detection method as claimed in claim 1, wherein: in the second step, a method for remotely calling a four-property detection interface to verify the electronic file or the electronic file by an internal business department, a file department and a related business system of the archive of the electronic file filing unit is realized, which comprises the following specific steps:
1) before detection, the electronic file to be detected and the metadata thereof are packaged into an information packet according to a specified format;
2) transmitting the information packet description file, the packaged information packet and the backup file to a designated FTP;
3) calling an interface service to transmit parameters such as a detection interface number, an information packet path, an information packet packaging topological structure description file path, an EEP metadata packaging structure description file path, database information, an archiving range and sequencing configuration, user metadata configuration, a backup file path, a manual detection result and the like;
4) receiving detection feedback information, including detection success and failure information and result report in XML format;
5) and marking the electronic file after detection is completed, and associating a detection report.
3. The service-oriented construction project electronic file and electronic archive tetrad detection method as claimed in claim 2, wherein: in step three, after the background receives the relevant data through the interface, the detection method is as follows:
1) analyzing the information packet path to obtain an information packet packaging topological structure file;
2) analyzing the path of the information package topological structure description file to obtain an information package topological structure description file;
3) analyzing the information package topological structure file by using the information package topological structure description file to obtain all entity files and metadata files thereof;
4) analyzing the EEP metadata packaging structure description file path to obtain an information packaging topological structure description file and an EEP metadata packaging structure description file;
5) analyzing the metadata file obtained in the step 3 by using an EEP metadata packaging structure description file to obtain all metadata values of the electronic file;
6) analyzing database information database, table and field to obtain entity files and all metadata values thereof recorded in the database;
7) configuring and analyzing user metadata to obtain an external metadata strategy;
8) and on the basis of the analysis result, the calculation comparison analysis of each four-characteristic detection item is completed by taking the filing range, the sequencing configuration, the backup file path and the manual detection data as input values.
4. The service-oriented construction project electronic file and electronic archive tetrad detection method as claimed in claim 3, wherein: in the fourth step, in the method for detecting the tetragenity of the electronic document and the electronic file, when the detection item fails, all detection results are recorded in a case and displayed to the user.
5. The service-oriented construction project electronic file and electronic archive tetrad detection method as claimed in claim 4, wherein: in step four, the specific method for performing the environmental detection is as follows:
1) starting availability detection and safety detection simultaneously by adopting a multi-thread operation mode;
2) in the availability detection, the detection of the change condition of the storage environment, the detection of the recoverability of the backup data and the detection of the compliance of the software and hardware environment are carried out in sequence;
3) and during the detection of the last step, the system sequentially detects whether antivirus software is installed in the system environment, virus infection, carrier reading speed, carrier appearance, optical disc qualification, software system security hole and carrier storage environment security in a security detection unit.
6. The service-oriented construction project electronic file and electronic archive tetrad detection method as claimed in claim 5, wherein: in the fourth step, after the environment detection is completed, the information package and database metadata detection is performed, and meanwhile, the detection work of availability, authenticity, integrity and safety is performed, wherein the specific detection method comprises the following steps:
1) firstly, carrying out accessibility detection on metadata in a target database and readability detection on metadata in an information package, and detecting whether the database and the information package are communicated or not so as to further go deep into a subsequent data detection link;
2) after the database is communicated and the information packet is readable, consistency detection of the information packet is carried out to ensure that the information packet is not tampered;
3) aiming at the information packet, carrying out information packet directory structure normative detection and specification file and directory file normative detection, ensuring the structure of the information packet to be accurate and facilitating further utilization;
4) analyzing the information packet to obtain an electronic file encapsulation packet, and performing electronic file encapsulation packet normalization detection on the information packet to ensure that the electronic file encapsulation packet in the information packet is in structural compliance and is convenient for further utilization;
5) and aiming at the electronic archive packaging packet verified in the previous step, performing XML code level verification: detecting the electronic signature validity of the electronic file packaging packet, and ensuring the complete source of the XML codes to be feasible by analyzing the electronic signature validity in the packaging packet;
6) performing deep analysis detection on the information packet, namely comparing the number of files, detecting the conformity of the total number of files, detecting the integrity of content data of the information packet, detecting redundant files in a carrier, comparing the storage sizes of the files and detecting the conformity of the total number of bytes;
7) comparing the metadata items, analyzing the accuracy of the metadata items, and sequentially performing integrity check on the metadata items and integrity check on the information package metadata;
8) analyzing the metadata content, firstly, detecting from the content format of the file number, and carrying out file number normative detection and consistency detection of metadata items and archive requirements;
9) after the file number analysis is finished, further expanding and detecting the metadata attributes carried by the electronic file, and carrying out electronic attribute consistency detection on the content data;
10) further detecting whether metadata is associated with content data, analyzing whether associated content exists in a file path pointed by each metadata, and detecting a filing range;
11) and continuously detecting the formats and the contents of other metadata items, including metadata item data length detection, metadata item data types, format detection, metadata item value field conformity detection of set value fields, metadata item data value rationality detection, metadata item data containing special characters detection, metadata item data repeatability detection, metadata necessary filling and recording item detection, process information integrity detection and continuity metadata item detection.
7. The service-oriented construction project electronic file and electronic archive tetrad detection method as claimed in claim 6, wherein: in the fourth step, the specific method for detecting the content of the electronic file is as follows:
1) after the detection of all metadata items and content formats of the metadata items is completed in the previous step, electronic files related to the metadata are deeply detected one by one, the validity detection of the curing information is completed firstly, and each electronic file is guaranteed not to be tampered;
2) and then, detecting the format of the content data, detecting the readability of the content data, detecting the integrity of the content data, detecting the long-term availability of the format of the content data, detecting the integrity of the attached data, and detecting the compliance of the format of the content data contained in the information package.
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