SectorProductList.java

package com.test.jpa;

import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.Persistence;
import javax.persistence.Query;

public class SectorProductList {

	public static void main(String[] args) {

		EntityManagerFactory factory = Persistence.createEntityManagerFactory("JPATest");

		EntityManager entityManager = factory.createEntityManager();

		Query query = entityManager.createQuery("select s from Sector s where s.name='Elektronik'");

		Sector sector = (Sector)query.getSingleResult();
				
		for (Product product : sector.getProducts()) {
			
			System.out.print("id:"+product.getId());
			System.out.print("-name:"+product.getName());
			System.out.println("");
			
		}
		
		entityManager.close();

		factory.close();

	}

}