Icon class icon_class far fa-sticky-note icon_class_computed far fa-sticky-note Note kind ASSERTION TIP Policy level STRICT UML keywords Usage required Interface Relates to Examples of Dependency and Usage Dependency vs Usage vs Association vs Connector Association vs Connector - detailed Related notes [DISPLAY, STYLE, WARNING] Provided/required Interface "lollipop" and "socket" (a.k.a. ball-and-socket) notation can quickly lead to clutter in UML Composite Structure Diagrams and SysML Internal Block Diagrams. SysML provided/required DirectedFeature notation is cleaner. [DISPLAY, STYLE] SysML directed features displayed on Port symbols are often far clearer than UML-style provided/required Interface "ball (lollipop) and socket" notation [DISPLAY, STYLE, WARNING] [HISTORICAL] ISSUE: UML: MagicDraw UML: Showing Port labels (name and type) inside Port rectangle symbols does not always work well with provided/required Interface "lollipop" and "socket" (a.k.a. ball-and-socket) notation Related notes (backlinks) Related snippets (extracts) Visit also Visit also (backlinks) Flags