JPH04125756A - On-lined information processing system - Google Patents

Abstract

PURPOSE:To reduce the frequency of stopping a communication control part by dynamically updating set communication control information by setting the information, which can be updated after activating the communication control part according to an operator command, among the communication control information required for data transfer. CONSTITUTION:When the displacement of the communication control information to be updated is announced from an operator command analyzing means 24, a communication control information protection table 4 is retrieved according to the applied displacement of the communication control information, and it is confirmed whether the displaced communication control information can be updated or not. When the communication control information can be updated, the contents of a communication control information table 5 having the applied displacement are updated. Then, the communication control information table 5 can be updated dynamically to information which is updated after activating the communication control part according to the operator command.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application] The present invention is utilized for update processing of communication control information in online information processing.

The present invention relates to an online information processing system that can dynamically update communication control information necessary when a terminal device or a partner host computer transmits and receives data using operator commands.

〔overview〕

The present invention provides an online information processing system in which a host computer performs data transfer processing asynchronously with a terminal device or a partner host computer, in which communication control information necessary for data transfer can be updated by an operator command after the communication management unit is activated. By setting the information, the set communication control information can be dynamically updated, thereby reducing the frequency of stopping the communication management section.

[Conventional technology]

Conventionally, the information for controlling lines and terminal devices was determined statically by expanding the communication control information file into the communication control information table when the communication management unit was started, and was determined statically by expanding the information to the communication control information table when starting the communication management unit. There was no method for dynamically updating communication control information using commands.

[Problem that the invention seeks to solve]

In conventional technology, as mentioned above, information for controlling lines and information for controlling terminal devices is statically determined by expanding it into a communication control information table from a communication control information file when the communication management unit is started. However, if the definition of t1 communication control information is incorrect or you want to update it, the communication control information cannot be updated unless you stop the communication management section, update the communication control information file, and then start the communication management section again. There was a drawback that it could not be done.

The present invention aims to eliminate such drawbacks and to provide a system in which communication control information can be dynamically updated by operator commands.

[Means for solving problems]

In the present invention, a host computer is connected to a terminal device and a partner host computer via a line, and the host computer is provided with an operator console and a communication control information file that stores control information for the line and the terminal device, In an online information processing system comprising an online information processing program means, and a communication management unit that controls data transfer between the online information processing program means, the terminal device, and the other host computer, the communication management unit of the host computer A communication control information table storing the contents of the communication control information file and information indicating whether or not the communication control information stored in the communication control information table can be updated after starting the communication management section are stored in the section. A communication control information protection table is provided, and the content of the communication control information file is expanded to the communication control information table, and information indicating whether or not it is possible to update the content after starting the communication management unit is provided. A communication control information development means that develops the communication control information into a protection table; a communication management unit starting means that starts the communication control information development means; and a communication management unit starting means that starts the communication control information development means, and analyzes commands input from the operator console to ensure that the communication is free from syntactical errors. operator command analysis means that notifies the communication management section starting means of activation if it is a management section startup command, and notifies the displacement of communication control information to be updated if it is a communication control information update command; When receiving a notification of a change in the communication control information to be updated, the communication control information protection table is referred to to check whether the communication control information of the change can be updated, and if it is possible to update the communication control information, the communication control information is updated. The communication control information updating means updates the control information table.

The communication control information developing means includes means for displaying an error message on the operator console when the communication control information developed in the communication control information table cannot be updated, and the communication control information updating means includes a means for displaying an error message on the operator console. It is desirable to include means for displaying an error message on the operator console when the displacement communication control information received from the command analysis means cannot be updated.

[Effect]

The contents of the communication control information file are expanded into a communication control information table, and information indicating whether the expanded contents can be updated after starting the communication management section is expanded into a communication control information protection table. On the other hand, the command input from the operator console is analyzed, and if the command is a communication control information update command, the displacement of the communication control information to be updated is notified.

Next, it is checked by referring to the communication control information protection table whether the communication control information of the notified displacement can be updated, and if it is updatable, the contents of the communication control table are updated according to the displacement. do.

Thereby, the contents of the communication control table can be dynamically updated simply by inputting the displacement of the communication control information to be updated from the operator console without stopping the communication management section.

〔Example〕

Next, embodiments of the present invention will be described based on the drawings. 1st
The figure is a block diagram showing the configuration of an embodiment of the present invention.

In the embodiment of the present invention, a host computer 1 is connected to a terminal device 9 and a partner host computer 10 via a line 8, and an operator console 6 is connected to the host computer 1.
and a communication control information file 7 that stores control information for the line 8 and the terminal device 9.Online information processing program means 2, the online information processing program means 2, the terminal device 9, and the partner host computer 1 are provided.
0, and furthermore, as a feature of the present invention, a communication control information file 7 is provided.
a communication control information table 5 that stores the contents of the communication control information table 5; and a communication control information protection table that stores information indicating whether or not the communication control information stored in the communication control information table 5 can be updated after the communication management unit 3 is activated. 4 is provided, the contents of the communication control information file 7 are developed into the communication control information table 5, and information indicating whether or not the contents can be updated after the communication management section 3 is started is provided in the communication control information protection table. 4
A communication control information development means 22 that develops the communication control information into If it is a startup command, it notifies the communication management unit startup means 21 of the startup, and if it is a communication control information update command, it notifies the displacement of the communication control information to be updated. When receiving notification of a change in communication control information to be updated, the communication control information protection table 4 is referred to to check whether the communication control information for that change can be updated, and if update is possible, communication control is performed. The communication control information updating means 23 includes a communication control information updating means 23 for updating the information table 5, and the communication control information development means 22 sends an error message to the operator console 6 when the communication control information developed in the communication control information table 5 cannot be updated. The communication control information updating means 23 includes means for displaying an error message on the operator console 6 when the displacement communication control information received from the operator command analysis means 24 cannot be updated.

Next, an embodiment of the present invention configured as described above will be described. FIG. 2 is a flowchart showing the flow of operator command analysis processing in the embodiment of the present invention, FIG. 3 is a flowchart showing the flow of processing when the communication management unit startup command is input in the embodiment of the invention, and FIG. FIG. 5 is a flowchart showing the flow of communication control information development processing in the example. FIG. 5 is a flowchart showing the flow of processing when a communication control information update command is input in the embodiment of the present invention.

As shown in FIG. 2, when a command is notified from the operator console 6 to the communication management 83 (step 3
1), the operator command analysis means 24 analyzes whether or not there is a syntactical error in the command notification (step 3).
2) If there is an error in the syntax, an error message is displayed on the operator console 6 (step 33). If there is no error in the syntax, it is determined whether it is a communication management unit activation command (step 34), and if it is a communication management unit activation command, the communication management unit activation means 21 is notified of the communication management unit activation (step 35). If it is not a communication management unit startup command, it is determined whether it is a communication control information update command (step 36); if it is a communication control information update command, it is sent to the communication control information update means 23 to determine the displacement of communication control information to be updated. (Step 37).

On the other hand, as shown in FIG. 3, when the communication management section activation means 21 is notified of the communication management section activation from the operator command analysis means 24 (step 41), the communication management section activation process and communication control information development process are performed. Step 42
and 43), notifies the communication control information development means 22 of the communication control information development in the communication control information development process (step 4).
4).

Next, it is determined whether or not the communication control information has been successfully expanded (Step 45), and if the communication control information has been successfully expanded into the communication control information table 5, the communication control information expansion process and the communication management unit startup process are ended. (Steps 47 and 4
8). If expansion of the communication control information onto the communication control information table 5 fails, an error message is displayed on the operator console 6 (step 46).

Further, as shown in FIG. 4, when the communication control information development means 22 is notified of the communication control information development from the communication management section starting means 21 (step 51), the information to be developed in the communication control information file 7 is Step 5 to check if there is
2) If there is no communication control information to be expanded, an error message is displayed on the operator console 6 (step 53).
).

If there is communication control information to be expanded, communication control information file 7
Then, the communication control information is expanded into the communication control information table 5 (step 54), and information on communication control information protection is expanded from the communication control information file 7 into the communication control information protection table 4 (step 55).

As shown in FIG. 5, when the communication control information updating means 23 is notified of the displacement of the communication control information to be updated from the operator command analysis means 24, in step 61), the communication control information updating means 23 updates the communication control information based on the displacement of the given communication control information. The protection table 4 is searched (step 62), and it is checked whether the communication control information for that displacement can be updated (step 63). If the communication control information cannot be updated, an error message is displayed on the operator console 6 (step 65). If updating is possible, the contents of the communication control information table 5 for the given displacement are updated (step 64).

Through the above processing, in the online information processing system in which data is transferred between the online information processing program means 2 and the terminal device 9, the communication control that is developed and statically determined from the communication control information file 7 when the communication management section is started. The information table 5 can be dynamically updated by an operator command if it can be updated after the communication management section is activated.

〔Effect of the invention〕

As explained above, according to the present invention, information indicating whether or not communication control information necessary for transmitting and receiving data with a terminal device or a partner host computer can be updated is set in the communication control information protection table. This has the effect that when the displacement of the communication control information to be updated is input from the operator console after starting the communication management unit, the communication control information table can be dynamically updated without stopping the communication management unit. .

[Brief explanation of the drawing]

FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention. FIG. 2 is a flowchart of operator command analysis processing in the embodiment of the present invention. FIG. 3 is a flowchart showing the flow of processing when a communication management unit start command is input in the embodiment of the present invention. FIG. 4 is a flowchart showing the flow of communication control information development processing in the embodiment of the present invention. FIG. 5 is a flowchart showing the flow of processing when a communication control information update command is input in the embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Host combination two, 2... Online information processing program means, 3... Communication management section, 4... Communication control information protection table, 5... Communication control information table notebook 6... Operator console, 7... Communication control information file, 8... Line, 9... Terminal device, 10
. . . destination host computer, 21 . . . communication management unit activation means, 22 . . . communication control information expansion means, 23 . . .
- Communication control information updating means, 24...operator command analysis means.

Claims (1)

[Scope of Claims] 1. A host computer is connected to a terminal device and a partner host computer via a line, and the host computer includes an operator console and a communication control information file that stores control information for the line and the terminal device. an online information processing system, comprising: an online information processing program means; and a communication management unit that controls data transfer between the online information processing program means, the terminal device, and the partner host computer. A communication control information table that stores the contents of the communication control information file in the communication management section of the computer, and an indication of whether or not the communication control information stored in this communication control information table can be updated after the communication management section is activated. and a communication control information protection table for storing information, expand the contents of the communication control information file to the communication control information table, and check whether it is possible to update the contents after starting the communication management section. communication control information expansion means for expanding the information shown in the communication control information protection table into the communication control information protection table; communication management section activation means for activating the communication control information expansion means; operator command analysis means that notifies the communication management unit activation means of activation if the communication management unit activation command is correct, and notifies the communication control information displacement that should be updated if the communication control information update command; When receiving a notification of a change in the communication control information to be updated from the command analysis means, it refers to the communication control information protection table to check whether or not the communication control information corresponding to the change can be updated; An online information processing system comprising: communication control information updating means for updating the communication control information table, if any. 2. The communication control information developing means includes means for displaying an error message on the operator console when the communication control information developed in the communication control information table cannot be updated, and the communication control information updating means includes: 2. The online information processing system according to claim 1, further comprising means for displaying an error message on the operator console when the displacement communication control information received from the operator command analysis means cannot be updated.