What he's saying is that she does have a case against him for ramming her with a shopping cart, assuming she can prove it was intentional... but anti-semetism is a non issue in this scenario. Palestinians and Israeli's have numerous bad things to say about one another (protected under the first amendmant), nothing new here... but physical violence is a problem, and if it was intentional (how could it not be??) then he should, and would be punished.
Some 200 settlers clash with police preparing to demolish illegal Beit El homes (Haaretz)
from the article: Jewish student sues UC Berkeley over anti-Semitic attack