How to Draw Composite Structure Diagram?

Composite structure diagram is a kind of UML diagram that visualizes the internal structure of a class or collaboration. It is a kind of component diagram mainly used in modeling a system at micro point-of-view.

Creating composite structure diagram

Perform the following steps to create a UML composite structure diagram.

Select Diagram > New from the application toolbar.
In the New Diagram window, select Composite Structure Diagram.
Click Next.
Enter the diagram name and description. The Location field enables you to select a model to store the diagram.
Click OK.

Creating class

To create a class in composite structure, click Class on the diagram toolbar and then click on the diagram.

Create class

A class will be created.

Class created

Creating part

To create a part inside a class:

Move your mouse pointer over the class.
Click on the Resource Catalog button.

Clicking on Resource Catalog button
Select New Part from Resourcce Catalog.

To create part

A part is created.

Part created

Creating port

To create a port that attaches to a class:

Move your mouse pointer over the class.
Click on the Resource Catalog button.

Clicking on Resource Catalog button
Select New Port from Resourcce Catalog.

To create port

A port is created.

Port created