eclipse uml modeling

Case modeling is a part of UML modeling and the most basic part of UML. The main function of case modeling is to express the functional requirements or behaviors of the system. The participants of use cases are not specific to users, but also those outside the system that p

Overview The data model profile is a UML extension of Enterprise impact ect to support relational database modeling. It includes some custom extensions, such as tables, database charts, table keys, triggers and constraints. It is a technology used to model relational databases in UML. Data Modeling not only support

I am going to build a small community website. I want to use uml tools to sort out the required functions, use the environment mac, and use php for development. Is there any good tool to support? It is best to support generating part of php code. I am going to build a small community website and want to use the uml tool to sort out the required functions. Use the mac environment and use php for development

quotation marks (the French citation is "") and placed above the name of another component. Optionally the stereotyped element is rendered by using a new icon associated with that stereotype.Arbitrarily modeled elements can be represented by using a new icon that is linked to that stereotype.A Tagged value is a property of a stereotype, allowing the create new information in an element bearing that stereotype. Graphically, a tagged value is rendered as a string of the form name=value within a

Case modeling is a part of UML modeling and the most basic part of UML. The main function of case modeling is to express the functional requirements or behaviors of the system. To put it bluntly, it is to explain what the system is, so you don't have to worry about how to wo

use-case descriptions, I think we have to use the hands-on approach anyway. We will use the example of the loan request in my first column, and you will see how the use case becomes more complex as the size increases. In particular, we want to pay attention to the role of perspective in use case modeling. As we drill down, you'll see how the perspective is used to work for you, or how it hinders you from working if it is applied incorrectly. What is

Section 6.3 UML-based software development process Based on the author's ideas, sort out the following: UML-based software development process:1. Initial launch2. RefinementA) initial requirement analysisB) preliminary high-level designC) Detailed DesignD) prototype construction3. Build4. Deployment UML-based Requirement Analysis1. Generate Use Cases2. Use an a

UML is generally used in case-driven, architecture-centric, iterative, and incremental development. UML uses the following five views to describe the architecture of the software system: User Model View-use case diagram to describe system functions from the outside Structure Model View-class charts and object graphs, describing classes, objects, relationships between them, and other static structures

Author: gnuhpcSource: http://www.cnblogs.com/gnuhpc/ 1. UML is a tool launched by Object Management Group to simplify complex software engineering processes. with UML, you can customize and Visualize Software and non-software design. Note that UML is only a modeling language. It only defines words and grammar, but does

subsystems. VI,Example In the book management system, the staff can maintain (add, delete, and update) reader information, and maintain book information. Readers can request to borrow, return, and renew books through the Book Administrator, readers can log on to and query books and borrowing information. The example graph is provided. References: [1] Tang xuezhong and others . UML Object-Oriented Analysis and

1. Why to use UML modeling What is the model? The model is the abstract simulation and simplification of the shape or state of the real world, which provides the skeleton and blueprint of the system. Models help visualize the system in terms of the actual situation or the desired style. The model can regulate the structure or behavior of the system. The model provides a template to guide the constructio

variable name and its class type in the box in the horizontal axis direction, as shown in Figure 2. This form does not include loops, conditions, and branches that are common in conventional forms. In the actual control process in the system, some assertions made during the interaction may be false. If the assertion is found to be false, all messages in the instance sequence diagram are empty, and this situation will not occur. An instance sequence diagram describes a single situation that may

In order to successfully develop a project, you need the correct process, tools, and symbols (annotations). In this article, the authors explain how UML provides you with the right process for providing you with symbols, the rational Unified Process (Unified process), and how rational rose provides you with the tools to make your project successful. What is visual modeling? Visual

determined by common sense and other factors; it is generally used to define static and natural structures between objects; Therefore, the association relation is a kind of "strong association" relationship;For example, between the passenger and the ticket is an association relationship; students and schools are an association;The association relationship by default does not emphasize direction, which means that objects know each other, and if the direction is particularly stressed, for example

to participants.For extend, the extension use case does not contain the content of the underlying use case, nor does the underlying use case contain the content of the extension use case.For inheritance, a child use case contains all the contents of the underlying use case and its relationship to other use cases or actors;A use case diagram example:Complaints:The sense of use case diagram is not mature enough to express the requirements of the system, and users without a

, there are three types of associations that are particularly important: Dependent , it represents the use of relationships between classes ( including refinement, tracking, and binding relationships ); General , the generalized class is specialized, and the aggregation represents the structure relationship between the objects. These associations provide different ways of connecting to abstract things. Building webs of relationships is not unlike creating a balanced distribution of responsibil

various diagrams1. Static diagram: Use case diagram, Class diagram, object graph, Component diagram, deployment diagram2, Dynamic diagram: state diagram, activity diagram, time series diagram, collaboration diagramThird, the UML system design steps1. Requirement Analysis and description (use case diagram)2, according to the requirements of the establishment of a system of static model (class diagram, object graph, Component diagram, deployment diagra

nested state machine is remembered; The deep history pseudo State will remember the deepest nested state in any depth, expressed. Next, let's look at a completed status chart. Let's take a look at the effects drawn from visio: It is more intuitive and easier to understand. Summary) The state chart focuses on describing the state of the object and the transfer between States. The basic elements of the state chart mainly include: status, transfer, action, self-transf

, the aggregate object is responsible for the life cycle of some objects.7. the connotation of the extend relationship between use cases in use case diagrams:The extended relationship between use cases is used to model the user as part of a use case that is considered an optional system behavior. In this way, the optional behavior can be separated from the required behavior.8. Generalization relationships describe the ability of a participant to complete another participant's and can supplement

Recent requirements and designs for writing projects require UML modeling, previously used in Visio, although Visio also provides a number of UML components, but it's always uncomfortable to use. Today, IBM's rational Rose was downloaded, referring to a number of articles for installation, which documented the entire installation steps and installation problems a