JP2000057065A - Data transfer method between data transfer system and browser window and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To omit the manual input time and labor and to decrease the input mistakes by sending a data transfer request from a 1st server to a 2nd server and receiving the copy enable data among the data displayed on a slave window to copy them on an input screen. SOLUTION: A user decides a commodity that is displayed as a retrieval result and pushes a copy button on a control screen of an input screen. A Web browser 11 sends a prescribed request to an information input server 3. The server 3 starts a 2nd script and gives a request to an information supply server 5 to transfer the data on the commodity that is retrieved by the user. Thus, the server 5 transfers the item that can be copied among the data items of commodities which are displayed on a slave window. The server 3 generates an input screen where the data received from the server 5 are copied to each corresponding item and sends this screen to the browser 11 to display it there.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] 1. Field of the Invention [0002] The present invention relates to a data transfer system, a data transfer method, and a recording medium for transferring data on different Web servers between browser windows.

[0002]

2. Description of the Related Art Conventionally, when a client transmits data to a Web server via the Internet or the like, for example, the Web server sends an input form for inputting data to the client, and the user responds to the input form. Sends the data input by the client browser to the Web server.

[0003]

In the above system, data input from a client to a Web server is almost always manually input by a user. For example, even when the data to be input exists in the database of another Web server, the user has to manually input the data obtained from the other Web server through a search or the like by referring to the data. Was complicated.

[0004] The present invention has been made in view of the above circumstances, and provides a data transfer system, a data transfer method, and a recording medium that can transfer data on different Web servers between browser windows. Aim.

[0005]

To achieve the above object, a data transfer system according to a first aspect of the present invention comprises:
A data transfer system comprising a first server, a second server, and a user terminal, for transmitting and receiving data according to a predetermined protocol, wherein the user terminal browses data received according to the predetermined protocol. The first server comprises: an input screen transmitting unit for transmitting a predetermined input screen to the browser unit in response to a request from the browser unit; and a first server from the browser unit. In response to the notification, a new window, a child window, is opened, and a window instruction unit for transmitting an instruction to access the second server to the browser unit via the child window, and a second instruction from the browser unit. Transfer request means for requesting the second server to perform data transfer of predetermined data in response to the notification of (2). A data providing means for transmitting data to be displayed in the child window opened in the browser means in response to an access from the browser means, and a server for transmitting the data transfer request from the first server. Transfer means for transmitting, to the first server, data set to be transferable among the data provided to the browser means for display in the child window, the first server Is the second
Means for transmitting the input screen reflecting the data received from the transfer means of the server to the browser means.

According to such a configuration, the browser displays the input screen to the first server, displays the data of the second server in a new child window, and responds to the request from the browser. The first server transmits a request for transferring predetermined data to the second server, receives data that can be copied among the data displayed in the child windows, and copies the data to a predetermined item on the input screen. As a result, it is possible to save the user from manually inputting data to input items, and to prevent input errors. In data transfer, by setting whether or not each data included in the display screen displayed in the child window can be copied, a highly versatile system capable of copying only desired data can be provided. realizable.

[0007] The input screen transmitted by the input screen transmitting means of the first server includes a data input screen for inputting data to the first server and at least a data input screen of the second server. And a control screen for instructing the transfer of the data referred to from the second server to the data input screen, wherein the browser means includes:
The first notification is transmitted when an instruction to refer to data possessed by the second server is issued, and when the transfer of the data referred from the second server to the data input screen is instructed, the first notification is transmitted. 2 may be provided.

An identification name is given to each data item provided as an input item on the input screen and each data item included in a display screen provided to the child window opened by the browser means. The transfer request means of the first server may include means for transmitting an identifier of a data item to be transferred to the second server, and the transfer request means of the second server may be provided. In response to a data transfer request from the transfer request unit of the first server, the transfer unit transmits, to the child window of the browser unit, Means for comparing the identification name of the data item included in the provided display screen with the identification name of the data to be transferred may be provided.

[0009] The display screen provided to the child window of the browser means may include, among data items to be transferred requested from the first server to the second server, data items which are not displayed on the display screen. It may be provided as a dummy item that cannot be transferred. Further, the data item of the transfer request requested from the first server to the second server can be copied on all display screens provided from the second server to the child window of the browser means. It may include data items. Accordingly, even when there are a plurality of types of display screens in the second server, the data transfer request from the first server can be used in common.

[0010] The first server opens the child window, transmits a command to the browser means to access the second server via the child window to the browser means, and a predetermined data item. And a second script for requesting the second server for data transfer of the second server and copying the acquired data to a corresponding data item on the input screen. Then, the first script may be activated, and the second script may be activated in response to the second notification.

A data transfer method according to a second aspect of the present invention includes a first server, a second server, and a user terminal having a browser, and transmits and receives data according to a predetermined protocol. A method of transferring data between browser windows in a system, wherein the first server transmits a predetermined input screen in response to a request from the browser; Transmitting a data input screen from the first server to the browser in response to a predetermined request; and transmitting a data input screen from the browser to the first server.
Opening a child window, which is a new window, and transmitting an instruction to access the second server from the first server to the browser via the child window, Transmitting data to be displayed in the child window of the browser from the second server to the browser in response to a predetermined access from the browser to the second server; Requesting a data transfer of predetermined data from the first server to the second server in response to the second notification; and transmitting the data transfer from the first server to the second server. In response to the request, the data provided to the browser by the second server for display in the child window is set to be transferable. Transmitting data from the second server to the first server; and copying data transmitted from the second server to the first server into predetermined items on the input screen. And.

According to such a configuration, the browser displays the input screen to the first server, displays the data of the second server in a new child window, and responds to the request from the browser. The first server transmits a request for transferring predetermined data to the second server, receives data that can be copied among the data displayed in the child windows, and copies the data to a predetermined item on the input screen. As a result, it is possible to save the user from manually inputting data to input items, and to prevent input errors. In data transfer, by setting whether or not each data included in the display screen displayed in the child window can be copied, a highly versatile system capable of copying only desired data can be provided. realizable.

[0013] A recording medium according to a third aspect of the present invention includes a computer, which includes a first server, a second server, and a user terminal having a browser, and stores data according to a predetermined protocol. A computer-readable recording medium recording a program for causing the computer to function as the first server in a transmitting / receiving system, the computer comprising: Means for transmitting, means for opening a new window in response to the first notification from the browser, means for transmitting to the browser an instruction to access the second server via the window, Means for requesting the second server for data transfer of predetermined data in response to the second notification; It receives data transferred from the server, recording the program for operating the data as a means to reflect the input screen.

Further, a recording medium according to a fourth aspect of the present invention comprises a computer comprising a first server, a second server, and a user terminal having a browser, and stores data in accordance with a predetermined protocol. A computer-readable recording medium recording a program for causing the computer to function as the second server in the transmitting / receiving system, wherein the computer is configured to open a predetermined browser opened in the browser in response to access from the browser. Means for transmitting data to be displayed in a window, wherein, in response to a data transfer request from the first server, the data provided to the browser for display in the predetermined window is set to be transferable Means for transmitting data to the first server; Computer readable recording medium.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, as an embodiment of the present invention, a purchasing system in which a user purchases a desired product via the Internet or the like will be described with reference to the drawings.
FIG. 1 shows a system configuration diagram of this purchasing system. As shown in the figure, the present system includes a user terminal 1 used by a user, an information input system server 3 for receiving a purchase request of a product from the user, and an information providing system having a database for storing product catalog information and the like. And a server 5, wherein each terminal and the server are connected via the Internet (or an intranet) or the like.

The user terminal 1 has a Web browser 11 for browsing data and the like received from each server.
The information input system server 3 is a server that receives a purchase request for a product from a user and the like. The information input system server 3 transmits a predetermined input form or the like for inputting data of a product to be purchased in response to a request from the Web browser 11 in each user terminal 1, and also stores a product corresponding to the input form. Is received from the Web browser 11. The information providing system server 5 stores information (electronic catalog information) of products sold by the present system in a database, and provides the electronic catalog information in response to a request from the Web browser 11 or the like.

This purchasing system includes a Web browser 11
In the catalog information from the information providing server 5,
This system can reduce the user's input work by transferring data to an input screen to the information input server 3. Hereinafter, a data transfer process which is a characteristic part of the present system will be described with reference to FIG. First, the information input system server 3 responds to a request from the Web browser 11 to display an HTML (HyperText Markup Language) on an input screen.
e) Transfer the file to HTTP (HyperText Transfer Protocol)
1), and an input screen is displayed on the Web browser 11 (S1). The input screen is, for example, FIG.
As shown in (1), it is divided into forms and has a data input screen and a control screen. The data input screen has a plurality of input items to the data transfer destination (information input system server 3), and the control screen has data (electronic catalog information) from the data transfer source (information providing server 5).
And an "open" button for opening a window (child window) for displaying "", and a "copy" button for instructing data transfer.

Next, for example, the user operates the Web browser 1
Press the "open" button on the control screen displayed by 1. In response, the Web browser 11 sends a predetermined request (request) to the information input server 3.
Send In response to this request, the information input system server 3 starts a predetermined script (first script) and instructs the Web browser 11 to open a child window for displaying electronic catalog information. In response to this instruction, the Web browser 11 opens a child window for displaying electronic catalog information (S2). At this time, for example, the information input server 3 avoids a script execution error by checking the status of the child window. An instruction to open a child window from the information input server 3 includes, for example, the URL (Un
The Web browser 11 accesses the information providing server 5, receives the electronic catalog information from the information providing server 5, and displays it in the child window (S3).

Each display screen transmitted to the Web browser 11 is provided with identification information indicating in advance whether data items included in the screen can be copied (for example, an HTML INPUT tag). The HIDDEN attribute is set in the information providing server 5).
When transmitting catalog information to the browser 11, the identification information on the display screen is checked. Each object (item) on the display screen is given an item name (NAME) for controlling the object. Of these, the item to be copied has a hidden attribute (INPUT HIDD).
Various settings are made in EN). For example, for the item to be copied, the NAME of the FORM where the data is stored is
NAME of the INPUT tag is added. In addition, among the items to be copied, specific characters (such as “$”) are set for items that are not to be copied. Note that, on the display screen, items that can be copied and items that cannot be copied may be displayed in different colors.

The user searches for product data in the child window and displays the product to be purchased. Next, the user presses a “copy” button on the control screen. In response, the Web browser 11 transmits a predetermined request to the information input server 3. In response to this request, the information input system server 3 starts a predetermined script (second script), checks that the child window is open, and if the child window is opened properly, displays the child screen. Check your identity,
Confirm that the data on the display screen can be copied. Next, the information input system server 3 requests the information providing system server 5 to perform data transfer on the product searched by the user as a purchase target in the child window. For example, in this transfer request, in order to correspond to multiple types of transfer source screens,
The logical sum of all copyable items of the transfer source screen to be transferred is set as a required item. Then, in each transfer source screen, among the requested items, the items that are not displayed are created as dummy, and like the items that are displayed on the screen but are not copied,
Set special characters (such as '＠').

The information providing system server 5 responds to a data transfer request from the information input system server 3 and, among the data items of the merchandise displayed in the child window, only those items which are set to be copyable. The contents of the data are transferred, and the items with special characters are not transferred. The information input system server 3 generates a data input screen in which data from the information providing system server 5 is copied, and transmits the data input screen to the Web browser 11. The Web browser 11 displays a data input screen on which the data of the product searched by the user in the child window is copied (S4). In this way, the data of the product searched in the child window is transferred to the data input screen.

The data transfer processing, which is a characteristic part of the present system, has been described above. Next, in the present system, a process in which a user transmits a purchase request for a desired product to the information input system server 3 using the user terminal 1 will be specifically described with reference to FIG.

First, for example, when the user sets the W
On the initial screen displayed on the web browser 11,
A connection button for requesting connection to the information input server 3 is pressed. In response to this, the Web browser 11 transmits a request for an input screen to the information input system server 3, and in response to this, the information input system server 3 transmits the input screen (the transfer destination screen) having the data input screen and the control screen. ) Is transmitted to the Web browser 11. The web browser 11 displays the input screen (Wm1) received from the information input server 3.

In the input screen (transfer destination screen), the data input screen is provided with input items such as a product name and a product code for a product to be purchased. Also,
On the control screen, an “open” button for opening a child window for displaying electronic catalog information stored in the database of the information providing system server 5, and on the input screen from the transfer source screen where the child window is displayed to the input screen A "copy" button for copying a name, a product code, etc.) is provided.

Next, the user presses an "open" button on the control screen of the transfer destination screen to refer to the electronic catalog information stored in the database of the information providing system server 5. The Web browser 11 transmits a predetermined request to the information input server 3 in response to pressing of the “open” button. In response to this request, the information input system server 3 starts the first script and instructs the Web browser 11 to open a child window for displaying electronic catalog information. In response to this instruction, the Web browser 11 opens a child window for displaying electronic catalog information. The instruction to open the child window includes, for example, U
The web browser 11 accesses the information providing system server 5 and receives and displays the electronic catalog information according to the RL. In this child window, for example, it is possible to search for a product.
The user inputs (selects) desired search conditions (product type, manufacturer name, etc.) and searches for a product to be purchased. As a result of the search, a product name, a product code, a price, and the like of a certain product are displayed in the child window (Ws).

Next, the user determines a product displayed as a search result as a purchase target, and presses a “copy” button on a control screen of an input screen (transfer destination screen). When the “copy” button is pressed, the Web
The browser 11 transmits a predetermined request to the information input server 3. In response to this request, the information input system server 3 activates the second script and requests the information providing system server 5 to transfer data on the product searched for by the user as a purchase target.

In response to this request, the information providing system server 5 responds to this request by selecting, from among the data items of the merchandise displayed in the child window, items that are set to be copyable (for example,
(Product name and product code). At this time, items (for example, price) for which special characters are set are not transferred. As described above, access to the transfer source and the transfer destination is based on the item name (for example, NAME of FORM, NA of INPUT tag) set for each item in advance.
ME). The information input system server 3 generates an input screen in which the data received from the information providing system server 5 is copied into corresponding items, transmits the data to the Web browser 11, and displays it (Wm2).

The user confirms, for example, the contents of the newly displayed input screen (Wm2), and inputs the purchaser's personal information (user ID, name, password, etc.) to the input items (FIG. ) And press the send button on the control screen. In response, the Web browser 11 transmits data and the like input on the data input screen to the information input server 3. The information input server 3
Store the received data as purchase request data for the product,
A predetermined purchase process is performed (for example, order data based on purchase request data is transmitted to an order center).

In this way, in order to purchase a product,
Information of a product database of another server (the information providing server 5) can be copied to an input item of an input screen exchanged with the information inputting server 3. This saves the user the trouble of inputting the data of the product to be purchased into the input items, and also prevents input errors.

Further, in this embodiment, a system for copying information related to the purchase of a product between browser windows has been described. However, the present invention is not limited to this, and is realized as a system for copying various data between browser windows. can do.

The first and second scripts may be described in, for example, JavaScript.

The database system of the present invention can be realized by using a general computer system without using a dedicated system. For example, by installing the program from a medium (a floppy disk, a CD-ROM, or the like) storing a program for executing the above-described operation in a computer, the user terminal 1 executing the above-described processing, the information input server 3 In addition, the information providing system server 5 can be configured. In the case where the above-described functions are realized by the OS sharing or the OS and the application being jointly used, only the part other than the OS may be stored in the medium.

The medium for supplying the program to the computer may be a communication medium (medium for temporarily and fluidly holding the program, such as a communication line, a communication network, or a communication system). For example, the program may be posted on a bulletin board (BBS) of a communication network and distributed via the network. Then, by starting this program and executing it in the same manner as other application programs under the control of the OS, the above-described processing can be executed.

[0034]

As described above, according to the present invention,
In the browser, the input screen to the first server is displayed, and the data held by the second server is displayed in a new child window. In response to a request from the browser, the first server transmits the data to the second server. Send a transfer request for the specified data, and among the data displayed in the child window,
Receiving the copyable data and copying it to a predetermined item on the input screen. As a result, it is possible to save the user from manually inputting data to input items, and to prevent input errors. In data transfer, by setting whether or not each data included in the display screen displayed in the child window can be copied, a highly versatile system capable of copying only desired data can be provided. realizable.

[Brief description of the drawings]

FIG. 1 is a diagram schematically showing a configuration of a purchasing system according to an embodiment of the present invention.

FIG. 2 is a flowchart illustrating a data transfer process in the purchasing system of FIG. 1;

FIG. 3 is a diagram for explaining a configuration of an input screen displayed on a Web browser in the purchasing system of FIG. 1;

FIG. 4 is a diagram for explaining a data transfer process in the purchasing system of FIG. 1 using a specific example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 User terminal 3 Information input server 5 Information providing server 11 Web browser

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Akihito Tsuchiya 3-3-3 Toyosu, Koto-ku, Tokyo NTT Data Corporation (72) Inventor Masanori Komatsu Toyosu-san, Koto-ku, Tokyo C3-3, NTT Data Corporation (72) Inventor Toru Yamashita 3-3-3, Toyosu, Koto-ku, Tokyo F-term in NTT Data Corporation (Reference) 5B082 GC04 HA05 5B089 AA21 AA22 AB01 AC05 AD06 AE01 DD03

Claims (9)

[Claims] 1. A data transfer system, comprising: a first server, a second server, and a user terminal, for transmitting and receiving data in accordance with a predetermined protocol, wherein the user terminal operates in accordance with the predetermined protocol. Browser means for browsing the received data, wherein the first server transmits a predetermined input screen to the browser means in response to a request from the browser means; and the browser means A window instructing means for opening a child window, which is a new window, in response to the first notification from the server and transmitting an instruction to access the second server to the browser means through the child window; Transfer request means for requesting the second server to perform data transfer of predetermined data in response to a second notification from the browser means; The second server, in response to access from the browser means, data providing means for transmitting data to be displayed in the child window opened in the browser means, and the second server from the first server Transfer means for transmitting, to the first server, data set to be transferable among the data provided to the browser means for displaying in the child window in response to a request for data transfer, The data transfer system according to claim 1, wherein the first server further includes means for transmitting the input screen reflecting the data received from the transfer means of the second server to the browser means. 2. The input screen transmitted by the input screen transmitting means of the first server includes a data input screen for inputting data for the first server, and at least a data input screen for inputting data to the first server. And a control screen for instructing a reference to the data to be stored and a transfer of the data referred from the second server to the data input screen.
The first notification is transmitted when an instruction to refer to data held by the server is issued, and the second notification is issued when an instruction to transfer the referenced data from the second server to the data input screen is issued. The data transfer system according to claim 1, further comprising: means for transmitting the data. 3. An identification name for each data item provided as an input item on the input screen and each data item included in a display screen provided for the child window opened by the browser means. Wherein the transfer request means of the first server includes means for transmitting an identification name of a data item to be transferred to the second server, and the transfer means of the second server includes: In response to a data transfer request from the transfer requesting means of the first server,
The identifier of the data item of the transfer request received with the request is compared with the identifier of the data item included in the display screen provided for the child window of the browser means, and the data of the transfer target is compared. 3. The data transfer system according to claim 1, further comprising: a unit configured to determine the data transfer condition. 4. A display screen provided to said child window of said browser means, among data items to be transferred requested from said first server to said second server, data not displayed on said display screen. 4. The data transfer system according to claim 3, wherein the items are provided as non-transferable dummy items. 5. The transfer request data item requested from the first server to the second server is displayed on all display screens provided from the second server to the child window of the browser means. The data transfer system according to claim 4, further comprising a data item that can be copied. 6. A first script for opening said child window and transmitting an instruction to access said second server to said browser means through said child window, and A second script for requesting the second server to transfer data for the data item, and copying the acquired data to a corresponding data item on the input screen. The data transfer system according to any one of claims 1 to 5, wherein the first script is activated, and the second script is activated in response to the second notification. 7. A method for transferring data between browser windows in a system for transmitting and receiving data according to a predetermined protocol, comprising: a first server, a second server, and a user terminal having a browser, Transmitting a predetermined input screen in response to a request from the browser in the first server; and changing a data input screen in response to a predetermined request from the browser to the first server. Transmitting a new window as a child window in response to a first notification from the browser to the first server, and transmitting the second window through the child window. Transmitting an instruction to access a server from the first server to the browser; and transmitting a command from the browser to the second server. Transmitting, in response to a predetermined access, data to be displayed in the child window of the browser from the second server to the browser; and, in response to a second notification from the browser to the first server, Requesting a data transfer of predetermined data from the first server to the second server; and responding to the request for the data transfer from the first server to the second server, Of the data provided to the browser to be displayed in the child window by the server of
Transmitting from the second server to the first server, and copying data transmitted from the second server to the first server into predetermined items on the input screen. Data transfer method between browser windows. 8. A computer which has a first server, a second server, and a user terminal having a browser, and functions as the first server in a system for transmitting and receiving data according to a predetermined protocol. A computer-readable recording medium recording the program, wherein the computer transmits a predetermined input screen to the browser unit in response to a request from the browser,
Means for opening a new window in response to the first notification from the browser and transmitting to the browser an instruction to access the second server via the window;
Means for requesting the second server for data transfer of predetermined data in response to a second notification from the browser, receiving data transferred from the second server, and inputting the data Means for reflecting on a screen, a computer-readable recording medium in which a program for functioning as a computer is recorded. 9. A computer comprising: a first server, a second server, and a user terminal having a browser, and functioning as a second server in a system for transmitting and receiving data according to a predetermined protocol. Means for transmitting data to be displayed on a predetermined window opened in the browser in response to access from the browser, wherein the first Means for transmitting, to the first server, data set to be transferable among data provided to the browser for display in the predetermined window in response to a data transfer request from the server. A computer-readable recording medium recording a program for causing the computer to function.