Create a Boundary

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Using the Toolbox

To create a Boundary element on a diagram, follow the steps below:

1.In the Enterprise Architect UML Toolbox, select the More Tools | UML | Analysis menu option.
2.From the Analysis Elements page, drag the Boundary element onto the diagram.

Using the Properties Dialog

To create a Boundary element using the Properties dialog, follow the steps below:

1.Insert a new Class.
2.Right-click on the element and select the Properties menu option; the Properties dialog displays.
3.In the Stereotype field, click on the drop-down arrow and select the value boundary.
4.Click on the Apply and OK buttons.
5.Save the diagram ([Ctrl]+[S]).

The illustration below shows an Actor interacting with a Boundary (in this case, a Login screen).

Boundary

Note: The Model-View-Controller (MVC) pattern is a design pattern for building a wide range of applications that have a user interface, business or application logic and persistent data.