CN103856394A - Online chat room system - Google Patents

Abstract

The invention discloses a network chat room system, which relates to a network chat system. The system can be divided into five functional modules of login, chat, file, user management and registration. The "login" module provides a login interface for the user, and displays the list of friends when the user logs in; the "chat" module realizes the real-time transmission of information of the user, that is, multi-user instant chat, which can send text or screenshot; the "file" module mainly implements a user to send Another user sends a file, and the other party can choose to accept or reject it. Chat history will be saved in text file format. The "User Management" module is the administrator's operation of adding, deleting, modifying and checking users, and kicking users offline. The system adopts modular program design, has good scalability and maintainability, has database maintenance function, and can perform operations such as adding, deleting, and modifying data in a timely manner according to user needs.

Description

A network chat room system

technical field

The invention relates to a tool system for network chatting, in particular to a network chatting room system.

Background technique

With the rapid development of the Internet, the Internet chat tool has been used as an important information exchange tool and is favored by more and more netizens. At present, there are many very good chat tools, among which Tencent QQ, MSN-Messager and so on are widely used. Regardless of whether it is an individual or an organization such as an enterprise, the demand for communication is also constantly developing. Traditional communication methods such as telephone, fax, and email are obviously unable to meet the needs of people's work and life communication today. With the development of the three modern information technologies of software, network and communication, instant messaging, which has more convenient, fast and real-time advantages in communication and collaboration, has become another fully integrated into everyone's life after telephone and E-Mail. internet tools.

Network communication plays an indispensable role in today's information society, and people can use network communication technology for information exchange. For example, QQ chat tool, a well-known online chat tool developed using network communication technology. Although communication tools were originally born for chatting, their functions have already exceeded the scope of chatting. With the emergence of enterprise network communication tools, chat rooms will play a greater role in network marketing.

Contents of the invention

The object of the present invention is to provide a network chat room system, which adopts modular program design, has good scalability and maintainability, has database maintenance function, and performs data addition, deletion, modification and other operations in time according to user needs.

Technical scheme of the present invention is:

A network chat room system, the system includes a registration module, a login module, a chat module, and a user management module;

1) The registration module, the server receives the user's registration request, and then begins to accept the information passed by the customer, such as the customer's nickname, gender, place of origin, personal information, after the acceptance is completed; then add a record to the database, and if successful, return to the customer After receiving the information returned by the server, the customer will open the window to log in;

2) Login module, on the client side, the user enters his number and password, then establishes a connection with the server, tells the server that I want to log in, and after the server receives it, reads the database information; then compares it with the information entered by the user, if If successful, the main program window is opened; then the client requests the server to read the buddy list, the server receives the request, takes out the buddy list from the database, and then sends a message to the client, and the client displays the buddy in the main window after receiving it;

3) In the chat module, the client first sends a message to the server, and the server forwards it according to the information of the sender and the receiver. If the server receives a message from A to B, it first judges whether B is online. The information is sent; if B is not online, the information will be stored in the server, and then sent to him after B is online; B receives the information from A, and if the dialogue window has not been established, it will automatically open and display;

4) User management module, add, modify, delete, search and other operations for users, and maintain the system; for online user operations, the administrator can kick users offline for operations on online users.

A kind of network chat room system, described file module also includes file receiving and file sending;

Client A clicks the send file button, selects files locally, and sends the files to the server in batches; the server forwards them according to the sender information and receiver information; B receives the file information sent by A, and sends it according to the files The state construction file.

A kind of network chatting room system, described chatting module also includes sending text and sending pictures;

When sending the picture, client A clicks the screenshot button to lock the screen, capture the picture, and send the picture stored in the array to the server; the server forwards it according to the sender's information and receiver's information; B receives the message sent by A The screenshot information of the screen will display the picture; similarly, if the dialog window has not been established, it will be automatically opened and displayed.

The advantages of the present invention are:

1. The present invention conforms to the regulations of enterprise management, meets the needs of enterprise personnel management, and is quick, convenient, practical and safe to operate;

2. The present invention adopts modular program design and has good scalability and maintainability.

3. The present invention has a database maintenance function, and can perform operations such as adding, deleting, and modifying data in a timely manner according to user needs.

Description of drawings

Fig. 1 is a system functional block diagram of the present invention;

Fig. 2 is the flow chart of user login of the present invention;

Fig. 3 is the flow chart of user registration of the present invention;

Fig. 4 is the chat flow chart of the present invention;

Fig. 5 is a flow chart of sending files of the present invention;

Fig. 6 is a web user login figure of the present invention;

Fig. 7 is an example diagram of common users of the present invention.

Detailed ways

As shown in Figure 1-7, a chat room system includes a registration module, a login module, a chat module, and a user management module;

1) The registration module, the server receives the user's registration request, and then begins to accept the information passed by the customer, such as the customer's nickname, gender, place of origin, personal information, after the acceptance is completed; then add a record to the database, and if successful, return to the customer After receiving the information returned by the server, the customer will open the window to log in;

2) Login module, on the client side, the user enters his number and password, then establishes a connection with the server, tells the server that I want to log in, and after the server receives it, reads the database information; then compares it with the information entered by the user, if If successful, the main program window is opened; then the client requests the server to read the buddy list, the server receives the request, takes out the buddy list from the database, and then sends a message to the client, and the client displays the buddy in the main window after receiving it;

3) In the chat module, the client first sends a message to the server, and the server forwards it according to the information of the sender and the receiver. If the server receives a message from A to B, it first judges whether B is online. The information is sent; if B is not online, the information will be stored in the server, and then sent to him after B is online; B receives the information from A, and if the dialogue window has not been established, it will automatically open and display;

4) User management module, add, modify, delete, search and other operations for users, and maintain the system; for online user operations, the administrator can kick users offline for operations on online users.

The file module includes file receiving and file sending;

Client A clicks the send file button, selects files locally, and sends the files to the server in batches; the server forwards them according to the sender information and receiver information; B receives the file information sent by A, and sends it according to the files The state construction file.

The chat module includes sending text and sending pictures;

When sending the picture, client A clicks the screenshot button to lock the screen, capture the picture, and send the picture stored in the array to the server; the server forwards it according to the sender's information and receiver's information; B receives the message sent by A The screenshot information of the screen will display the picture; similarly, if the dialog window has not been established, it will be automatically opened and displayed.

The system can be divided into five functional modules: login, chat, file, user management and registration. The "login" module provides a login interface for the user, and displays the list of friends when the user logs in; the "chat" module realizes the real-time transmission of information of the user, that is, multi-user instant chat, which can send text or screenshot; the "file" module mainly implements a user to send Another user sends a file, and the other party can choose to accept or reject it. Chat history will be saved in text file format. The "User Management" module is the administrator's operation of adding, deleting, modifying and checking users, and kicking users offline.

Module function introduction

1) Customer service

①Send text message:

The code for the client to send and display information is encapsulated in the IMChat extends JFrame implements ActionListener class.

②Send picture information:

When sending picture information, first convert the picture into a byte[] array, pack it in an information packet and send it out. When receiving the picture information, construct a picture from the byte[] array and display it.

The core of the screenshot class is in the JDK: the robot class creates an image containing pixels read from the screen.

Takes a picture of the entire screen and displays it, covering the entire screen. Then monitor the mouse event, and then use the createScreenCapture(Rectangle screenRect) method to take a screenshot.

If the right mouse button is clicked, the screenshot will be cancelled, and the screenshot will be completed by double-clicking to confirm.

2) Server

After the server receives the client's information, it needs to forward it according to its receiver.

1) Client

Use JfileChooser to browse local files on the client side. After clicking the browse button, a dialog box will pop up to let the user select a file, and then encapsulate the file name, size and other information in a data packet and send it out.

The other party will display a prompt message.

If the other party agrees to receive, the thread is started. Because the file may be relatively large, it cannot be sent at one time, but can only be sent in batches with threads.

Send the file normally;

The dialog box that will be displayed after sending is complete:

After the sending is completed, the success information will be displayed on the interface of both parties:

⑵The logic of the client receiving files:

The transfer status of the file is defined as follows:

0 - do not accept the file;

1 - accept the document;

2─Request to send documents;

3─File transfer;

4─The file transmission is completed;

User management module:

Including operations on users and operations on online users. The administrator performs operations such as adding, modifying, deleting, and searching for users to maintain the system; the administrator operates on online users and can kick users offline.

Claims (3)

1. an Internet chat chamber system, is characterized in that: this system comprises Registering modules, login module, chat module, user management module;

1) Registering modules, server is received user's registration request, just start to accept the information that client transmits, as claiming of client, sex, native place, personal information, accepts complete; Then add record to database, if success, just return to its number to client, client receives after the information that server returns, just opens window and log in;

2) log in module, in client, user inputs its number and password, then sets up and being connected of server, tell server I to login, after server is received, reading out data library information; Then compare with the information of user's input, if success, just would open main program window; Then client reads buddy list to server request, and server is received this request, takes out buddy list from database, then to client photos and sending messages, after client receives, just shows good friend at main window;

3) chat module, first client sends a message to server end, and server end forwards according to sender's information and recipient information, as server receives an A and issue the message of B, first judges that whether B is online, just information is sent if online; If B is not online, information storage, at server, is being sent to him after waiting B to reach the standard grade; B receives the information that A sends, if do not set up dialog box, automatically opens demonstration;

4) user management module, increases user, and amendment is deleted, and the operation such as searches, and system is safeguarded; Online user's operation, keeper operates online user, can log out a particular user.

2. a kind of Internet chat chamber system according to claim 1, is characterized in that:

Described file module also comprises that file receives and file sends;

Customer end A is clicked Transmit message button, from local select File, file is sent to server end in batches; Server end forwards according to sender's information and recipient information; B receives the fileinfo that A sends, the state structure file that can send according to file.

3. a kind of Internet chat chamber system according to claim 1, is characterized in that:

Described chat module also comprises transmission word and sends picture;

Wherein send picture, customer end A is clicked sectional drawing button, by screen locking, intercepts picture, and the picture that picture is stored in array sends to server end; Server end forwards according to sender's information and recipient information; B receives the sectional drawing information that A sends, by Image Display out; Equally, if do not set up dialog box, automatically open demonstration.

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