JPS6356744A - File control system - Google Patents

Abstract

PURPOSE:To change the area name and a file name of a file which comes to be an input output object without correcting a program by synthesizing master information to specify a part of the area name and the file name and the area name and the file name designated in the program. CONSTITUTION:From a master information designating number accommodated in a second memory part 6b of a second storage part 6, the master information stored at a first memory part 6a of the second storage means 6 is referred to, the master information and the information of the remaining part of the area name and the file name except the ones specified by the master information stored in the second memory part 6b of the second storage means 6 are synthesized, and thereby, the complete area name and file name are determined and the file is inputted and outputted based on the information.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a file management system, and in particular, when inputting and outputting various data files, the input/output of these files is defined by specifying an area name or a part of the file name. The present invention relates to a file management method in which performances are performed while referring to master information.

[Conventional technology]

FIG. 6 is a block diagram of a conventional data file input/output system disclosed in, for example, Japanese Patent Application Laid-Open No. 57-114962. In the figure, (7) is a data input means for inputting data such as drawings, and (9) is a means for processing input data and storing it in a file, continuing data stored in a file, etc. (8) is a data output means for displaying on a monitor or printing out the data stored in a file or data input by the data input means (7); (5) is for each confidential data; This is the first storage means for storing.

In such a conventional file input/output system.

For example, data input means (7) divided by file input/output
) In cases where the drawing data input from 12 types of data is hierarchically stored in a file, the processing means (9 ) to create a file. Further, such an operation is similarly necessary when reading data from a file.

[Problem that the invention seeks to solve]

As mentioned above, in the conventional file input/output system, the processing unit (9) specifies all the area names and file names for each individual file.1 For example, data from different drawings may be input. In various cases.

To save data that has already been stored in a file.

It is necessary to change the area name and file name for storing VT large-scale input data, and for this purpose, the 10 grams, etc. in the processing device (9) must be changed every time different data is input. There was a problem.

This invention was made in order to solve such problems, and was made when converting different data into files.

The purpose of the present invention is to obtain a file management method that allows changing area names and file names without worrying about deleting programs, etc.

[Means for solving problems]

The file management method of this invention combines master information that specifies a part of an area name or file name with an area name or file name specified within a program to create complete information necessary for file input/output. is determined, and file input/output is performed based on this information.

[Effect]

In this invention, part of the area name and file name, which are information necessary during file input/output, is defined as master information, and this information plays a key role in all file input/output. Also.

This information can be changed freely.1 For example, even if the area name or file name specified in a program (the rest of the area name or file name specified in the master information) is fixed, the mass/information By simply switching on and on, the area name and file name can be changed without changing the program.

Furthermore, by managing this master information for each user by a system administrator or the like, protection is provided between data files for each user.

[Embodiments of the invention]

FIG. 1 is a block diagram showing an embodiment of the present invention. In the figure, (5j is a first file section (5a) that stores V pieces of master information that defines the area name for managing files and a part of the file name, and a ratio 2 that stores various data. A first file portion (5b) having a file portion (5b) of
(61 is a first memory section (6a) that stores a plurality of pieces of master information used during file input/output; and a plurality of pieces of master information stored in this first memory section (6a). A master information specification number that specifies one piece of master information,
(1) is a second storage means having a second memory section (6b) that stores information on area names other than those specified in the master information and the remaining part of the file name; The master information setting means for setting master information in the first file VA (5) in 5), (4) is in the second file part (5b) in the first means (5). against the second
(2) is a file input/output means for inputting and outputting files based on information stored in the storage means (61); master information specifying means for storing master information specified by (311:! Specifying the master information specification number and the remaining part of the area name and file name other than those specified by the master information by a program, etc.; This is a file input/output information specifying means that stores the information in the second memory section (6b) of the second storage means (61).

Next, the operation of the above embodiment will be explained with reference to FIGS. 2 to 5. Incidentally, FIG. 2 shows the first storage means +51.
The figure which shows an example of the master information by the designation of the program etc. stored in the file part (5a) of.

FIG. 3 shows the first memory section (6) in the second storage means (6).
The figure which shows an example of the master information stored in a).

FIG. 4 shows the second memory unit (61) of the second storage means (61).
FIG. 5 is an explanatory diagram showing an example of the operation of the file input/output means (4).

First, the master information setting means (1) inputs information specifying the area name where the file exists and a part of the file name from an input device such as a keyboard.

The master information is stored in the first file section (5a) of the first storage means (53). FIG. Information) specifies the entire name of the area where the file exists (b) and a part of the file name (c). Next, the master information specifying means (2) selects a file from among the master information (a) stored in the first file section (5a) of the first storage means +51 by the master information setting means +11. Select the master information to be used during output by specifying it in a program, etc.

This selected master information is stored in the first memory section (6a) of the second storage means (6). Master information (a) is designated using a master information designation number (see Figure 2).

Furthermore, the master information specifying means f21 +! , in addition to the above operations, the master information is expanded using a program, etc., and the second data is directly transmitted.
It is also possible to store the master information in the first memory section (6a) of the storage means (61).
), an example of the master information stored in the first memory section (6a) of the second storage means (61) is shown in FIG. 3. In FIG. 31, the position of master information designation number 4 is
Figure 2 shows the state in which the master information at the position of master information designation number 4 has been selected and stored, and the state in which the master information has been generated and stored by a program etc. at the position of master information designation number 1. has been done. Furthermore, as shown in FIG. 3, the master information specifying means (2) sets the status flag to 0N10FF (Ilo), thereby switching the stored master information between valid and invalid.

Next, the file input/output information specifying means (3) determines which master information stored in the first memory section (6a) of the second storage means (6) should be used regarding input/output with the file consisting of (c). A master information designation number that specifies whether to use the master information, area names other than those specified in the master information, and information on the remaining part of the file name are set by a program, etc., and these file input/output designation information are stored in the second storage means. (6) is stored in the second memory section (6b).

FIG. 4 shows the second memory section (6) of the second storage means (6).
An example of file input/output specification information stored in b) is shown. Finally, the file input/output means (4).

The area name and file name required for file input/output are determined using the information stored in the second storage means (6), and file input/output is performed. File input/output means (4
) will be explained using FIG.

First, the second memory section (6b) of the second storage means (6)
The master information stored in the first memory section (6a) of the second storage means (6) is referred to based on the master information designation number stored in the second storage means (6), and this master tN information and the second storage means ( 6) Area names other than those specified by the master information stored in the second memory section (6b) and information on the remaining part of the file name (in Figure 5, part of the file name) By compositing, the complete area name and file name are determined, and file input/output is performed based on this information (see Figure 5).However, if the status flag of the referenced master information is invalidated. If there is, you can also disable file input/output.

〔Effect of the invention〕

As explained above, this invention defines part of the area name or file name, which is information necessary during file input/output, as master information, and combines this information with the area name or file name specified by a program, etc. (master information). Since this method performs file input/output by composing the remaining parts other than the specified area name and file name, you can change the area name and file name of the file to be input/output by simply changing the master information. This has the effect of allowing changes to be made without modifying programs, etc. In addition, by allocating usable master information for each user, there is also the effect of a maintenance function that prevents input/output confusion with other user files.

[Brief explanation of drawings]

FIG. 1 is a block configuration diagram showing an embodiment of the present invention, and FIG. 2 is an explanatory diagram showing an example of master information stored in a first file section in a first storage means. 3 was stored in the first memory section in the second storage means. Explanatory factor showing an example of specified master information, 4th
61 is an explanatory diagram showing an example of file input/output designation information stored in the second memory section of the second storage means, FIG. 5 is an explanatory diagram showing an example of the operation of the file input/output means, and FIG. A block diagram of a conventional data file input/output system. In the figure, (1) is the master information setting means, (2) is the master information specifying means, (3) is the file input/output information specifying means, (4) is the file input/output means, and (5) is the first Storage means, (6) is the second storage means, (7) i;! Data input means. (8) is a data output means, and (9) is a processing means. Note that the same reference numerals in Figure 1 indicate the same or corresponding parts.

Claims (3)

[Claims] (1) In a file management method that stores various data as files in disk memory, etc. and manages these data files, multiple pieces of master information are stored that specify the area name and part of the file name where files are managed. a first storage means having a first file section for storing various data, a second file section for storing various data, a first memory section for storing a plurality of pieces of master information used when inputting and outputting files; A master information designation number that specifies one of the plural pieces of master information stored in the first memory section, and a second memory section that stores information that complements area names and file names other than those specified in the master information. a second storage means having a memory section; a master information setting means for setting master information in a first file section in the first storage means;
a file input/output means for inputting/outputting a file based on information stored in the second storage means with respect to a second file section in the storage means; A master information specifying means for storing master information specified by a program, etc. in a memory section, and information that complements a master information specification number and an area name and file name other than those specified by the master information, by a program, etc., A file management method further comprising file input/output information designating means for storing the information in a second memory section in the second storage means. (2) The master information specifying means selects some of the plural pieces of master information stored in the first file section of the first storage means according to a specification from a program, etc., and selects the selected master information. The master information can be stored in the first memory section of the second storage means, or the master information can be generated by a program or the like and stored directly in the first memory section of the second storage means. A file management method according to claim 1. (3) The file input/output means is the second file input/output means in the second storage means.
The master information specified by the master information designation number stored in the memory section of is referred to from the first memory section in the second storage means, and this information and the second memory section in the second storage means are stored. A patent characterized in that file input/output is performed by combining area names other than those specified by stored master information and information that complements file names to determine a complete area name and file name. A file management method according to claim 1.