![]() ![]() You can also label one of the paths "else." Guards The outgoing alternates should be labeled with a condition or guard expression. When an activity requires a decision prior to moving on to the next activity, add a diamond between the two activities. Decisions and BranchingĪ diamond represents a decision with alternate paths. An object flow arrow from an object to an action indicates that the action state uses the object. An object flow arrow from an action to an object means that the action creates or influences the object. ![]() Object flow refers to the creation and modification of objects by activities. They are usually drawn with an arrowed line. Action FlowĪction flows, also called edges and paths, illustrate the transitions from one action state to another. You can draw an action state in SmartDraw using a rectangle with rounded corners. Activity or Action StateĪn action state represents the non-interruptible action of objects. For activity diagram using swimlanes, make sure the start point is placed in the top left corner of the first column. Learn about activity diagram symbols below:īasic Activity Diagram Notations and Symbols Initial State or Start PointĪ small filled circle followed by an arrow represents the initial action state or the start point for any activity diagram. ![]() ![]() User will be able to start a private chat with another participant.In between there are ways to depict activities, flows, decisions, guards, merge and time events and more. User will be able to use web cam in private chat. Upon entering a chat group, general terms and conditions will be provided to user. User will be able to join a group of his/her own choice. User will be able to sign up to the application. If a user does not follow the rules and regulations of a certain group then administrator will be able to mute that specific user. Administrator will be able to approve requests to enter a group.Īdministrator will be able to reject requests to enter a group.Īdministrator will be able delete a person from a chat group.Īdministrator will be able to devise rules and regulations for each chat group. This system will also be the source of helping other newly admitted students in understanding about university environment.Ĭhatting application System comprises of following functional modules:Īdministrator will be able to create an account.Īdministrator will be able to create different chat groups according to different disciplines or general such as Data base group, Networking group, Embedded system group, Assignment group, Machine learning group, Artificial Intelligence (AI) group, and Fun group etc. This application will be able to allow students from different disciplines to talk about their courses, assignment deadlines, share mutual research interests, events, and gatherings. This project aims to develop a web-based group chatting application titled as “University Group Chatting System” that will act as a medium among groups of students in the universities who will exchange their ideas / information, perform discussions about different topics via Internet on regular basis. Group chatting systems are used as a common tool by the universities, workplaces and in general for different types (verbal/text) of communication now a days. There are a lot of social media sources available for communication purposes. Activity diagram for intranet chatting system code#Code and documentation of University Group Chatting System Project in PHP and ASP.netĬommunication plays a vital role in developing trust among groups and serves a tool of exchanging important information and ideas with mutual understanding. ![]()
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