I think this would be a good resource. http://www.javatpoint.com/java-tutorial. Since they are already familiar with programming and OOP(given that they know C#). I don’t think following a book will be a good idea.
for Spring, Mkyong’s blog helped me alot. Hope it will be a good starting point for beginners. http://www.mkyong.com/tutorials/spring-tutorials/
Here is a more hands on tutorial for Hibernate http://www.mkyong.com/tutorials/hibernate-tutorials/