Using the Web Flow Diagram
Use the Web Flow Diagram for navigating through Struts configuration file struts-config.xml and viewing Struts actions, pages, and other elements and interactions among them. The Diagram is coordinated with the Structure Tree and Properties Table views.
To see the Web Flow diagram
Open your Struts configuration file struts-config.xml and click Diagram at the bottom of the editor window.
The layout of the diagram is common for all diagrams.