DwieBazyNaRaz

PC29-HibenateNowy/src/main/java/nowe_przyklady/DwieBazyNaRaz.java

+package nowe_przyklady;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+import hr.model.Employee;
+import sklep.model.Product;
+
+import jakarta.persistence.EntityManager;
+import jakarta.persistence.EntityManagerFactory;
+import jakarta.persistence.Persistence;
+
+public class DwieBazyNaRaz {
+
+	public static void main(String[] args) {
+		try(EntityManagerFactory sklep_emf = Persistence.createEntityManagerFactory("sklep");
+			EntityManagerFactory hr_emf = Persistence.createEntityManagerFactory("hr");
+			EntityManager sklep_em = sklep_emf.createEntityManager();
+			EntityManager hr_em = hr_emf.createEntityManager()) {
+			
+			System.out.println("Oba managery gotowe");
+			
+			int employeeId = 100;
+			int productId = 1;
+			
+			Employee employee = hr_em.find(Employee.class, employeeId);
+			Product product = sklep_em.find(Product.class, productId);
+			BigDecimal ilosc = employee.getSalary().divide(product.getPrice(), 1, RoundingMode.HALF_UP);
+			
+			System.out.printf("Pracownik %s %s zarabia %s i może kupić %s sztuk produktu %s\n.",
+					employee.getFirstName(), employee.getLastName(), employee.getSalary(), ilosc, product.getProductName());
+		}
+
+	}
+
+}