A person is guilty of harassment in the second degree when, with intent to harass, annoy or alarm another person:

1. He or she strikes, shoves, kicks or otherwise subjects such other person to physical contact, or attempts or threatens to do the same; or

2. He or she follows a person in or about a public place or places; or

3. He or she engages in a course of conduct or repeatedly commits acts which alarm or seriously annoy such other person and which serve no legitimate purpose.

Subdivisions two and three of this section shall not apply to activities regulated by the national labor relations act, as amended, the railway labor act, as amended, or the federal employment labor management act, as amended.

Harassment in the second degree is a violation.