I am using ibm rational software architect for websphere software version. The required and provided interfaces of a port are represented by a notation called. This is a useful notation for showing this kind of thing. The lollipop notation is normally used to show dependencies from elements to the interface, while the box notation allows a more detailed description of the interfaces syntax, such as the operations it provides. Emphasize the service behavior as it relates to the interface.
Im a novice with ea and i would to know how can i do to draw an interface between two components using a lollipop notation instead the box notation, like that at the pag. In figure 1 t he provided interfaces are depicted using lollipop notation. Interface is represented by a circle as shown in the following figure. Required interface an overview sciencedirect topics. Using the realization arrow would result in a much more messy diagram. Uml also allows a class symbol box to be stereotyped as an interface. Interface is just like a template where you define different functions, not the implementation. Prefer lollipop notation to indicate realization of an interface.
The origins of this was the lollipop notation that was popularized by microsoft to show a class implementing multiple interfaces. The lollipop notation is normally used to show dependencies from elements to the. In a component diagram i would really like to use the lollipop notation and not the stereotyped interface notation for a provided interface part. This type of diagrams is used in componentbased development cbd to describe systems with serviceoriented architecture soa. So i can show that the array class implements multiple interfaces like this. Uml 2 interface lollipop notation ocmjea forum at coderanch. Uml provides a variety of constructs to represent different kinds of modules.
Interface realization use is displayed using the lollipop notation. Build your next app quickly and easily with ibm cloud lite. Connect your usage relation with the interface itest. In unified modeling language uml, a component diagram depicts how components are wired together to form larger components or software. Inherited interfaces may be shown with a lollipop, preceding the name label with a. Do i need to create a class and set this type as interface and represents the methods inside of it, without relations with other objects. Uml component diagram shows components, provided and.
The uml component diagram shows how a software system will be. It has a name which is generally written below the circle. Interface is used to describe the functionality without implementation. If you have an interface and its instantiating class on a diagram and the realization edge between them, then if rectangular notation is used you get a dotted realization and if circle notation is used the realization becomes solid producing a supersized lollipop. Lollipop notation in rational software architect stack overflow. Component diagram shows components, provided and required interfaces, ports, and relationships between them. Component diagrams are integral to building your software system. If i represent an interface with a lollipop notation, how do i define their methods. The component diagram notation set now makes it one of the easiest uml diagrams to draw. Circle notation for interfaces enterprise architect. The lollipop notation is normally used to show dependencies from elements to the interface. Interfaces can be represented with textual notes or symbols, such as the lollipop, socket, and ballandsocket. As you can see in figure 2 there are two ways to indicate that a class or component implements an. Required interfaces, such as student, persistence, and xmlprocessor in figure 1 are depicted in uml 2 as sockets.