I am trying to draw some bdd in my papyrus. I want to hide the attributes and operations. But I couldn't find how to do it. Does anyone know how to combine them as a simple block or hide the attribute...

I want to draw a block definition diagram and there are some lines for aggregation and composition. But I don't need the numbers next to the lines like 0..1 or 1. I want the line to be just the strai...