I don't think so. It's a freeloader's song. If songs today had the the long, long titles that books used to have, the title of 'Casey's Last Ride' would be:

CASEY'S LAST RIDE, a Song in which the Working Man is Shown to be a Hapless, Victimized Wage Slave OR

Why I don't have a Job and Prefer to Live off My Girlfriend.