Hi!
The Stroke Style is a java.awt.BasicStroke construct. From the docs.java.com:
This website has a pretty fair explanation of the different style options.
I made up a window that illustrates all five methods. That way, you can decide case-by-case what will work best for you. 
Stroke Styles Demo_2018-11-05_0746.proj (16.3 KB)
Project scripts for construction or inspection. Described in posts below.
stroke_2017-08-01_0533.proj (1.9 KB)
EDIT: File re-uploaded… again… 