Solution in lab08 at 10:45

src/main/java/koz01/java2/lab09/App.java

 package koz01.java2.lab09;
 
+import javax.persistence.EntityManager;
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.EntityTransaction;
+import javax.persistence.Persistence;
+
 /**
  * JavaFX App
  */
@@ -8,6 +13,15 @@ public class App {
 
 
     public static void main(String[] args) {
+		EntityManagerFactory emf = Persistence.createEntityManagerFactory("lab09");
+		EntityManager em = emf.createEntityManager();
+
+		EntityTransaction trx = em.getTransaction();
+
+		trx.begin();
+		em.persist(Student.builder().firstName("Steve").build());
+		trx.commit();
+		em.close();
 
     }
 

src/main/java/koz01/java2/lab09/Course.java

@@ -2,10 +2,24 @@ package koz01.java2.lab09;
 
 import java.util.Set;
 
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.Transient;
+
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@Entity
 public class Course {
 
+	@Transient
 	private Set<Student> students;
 
+	@Id
 	private String code;
 
 	private String name;

src/main/java/koz01/java2/lab09/CreateStudents.java

+package koz01.java2.lab09;
+
+import javax.persistence.EntityManager;
+import javax.persistence.EntityTransaction;
+
+public class CreateStudents {
+	public static void main(String[] args) {
+		EntityManager em = EntityManagerProvider.getEntityManager();
+		EntityTransaction trx = em.getTransaction();
+		trx.begin();
+		Student s = Student.builder().firstName("Petr").lastName("A").build();
+		em.persist(s);
+		s = Student.builder().firstName("Petr").lastName("Nov").build();
+		em.persist(s);
+		s = Student.builder().firstName("Petr").lastName("Novák").build();
+		em.persist(s);
+		s = Student.builder().firstName("Petr").lastName("Novákovič").build();
+		em.persist(s);
+
+		trx.commit();
+
+		em.close();
+
+	}
+}

src/main/java/koz01/java2/lab09/EntityManagerProvider.java

+package koz01.java2.lab09;
+
+import javax.persistence.EntityManager;
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.Persistence;
+
+public class EntityManagerProvider {
+	public static EntityManager getEntityManager() {
+		EntityManagerFactory emf = Persistence.createEntityManagerFactory("lab09");
+		return emf.createEntityManager();
+	}
+}

src/main/java/koz01/java2/lab09/ListStudent.java

+package koz01.java2.lab09;
+
+import java.util.List;
+
+import javax.persistence.EntityManager;
+
+import lombok.extern.log4j.Log4j2;
+
+@Log4j2
+public class ListStudent {
+	public static void main(String[] args) {
+		EntityManager em = EntityManagerProvider.getEntityManager();
+		List<Student> result = em.createQuery("select s FROM Student s where s.lastName LIKE :lm", Student.class)
+				.setParameter("lm", "Nov%")
+				.getResultList();
+		for (Student s : result) {
+			log.info("student: {}", s);
+		}
+
+		em.close();
+
+	}
+}

src/main/java/koz01/java2/lab09/ListStudentByCriteria.java

+package koz01.java2.lab09;
+
+import java.util.List;
+
+import javax.persistence.EntityManager;
+import javax.persistence.criteria.CriteriaBuilder;
+import javax.persistence.criteria.CriteriaQuery;
+import javax.persistence.criteria.Root;
+
+import lombok.extern.log4j.Log4j2;
+
+@Log4j2
+public class ListStudentByCriteria {
+	public static void main(String[] args) {
+		EntityManager em = EntityManagerProvider.getEntityManager();
+		CriteriaBuilder cb = em.getCriteriaBuilder();
+		CriteriaQuery<Student> cq = cb.createQuery(Student.class);
+		Root<Student> root = cq.from(Student.class);
+		cq.select(root).where(cb.like(root.get(Student_.lastName), "Nov%"));
+
+		List<Student> result = em.createQuery(cq)
+				.getResultList();
+		for (Student s : result) {
+			log.info("student: {}", s);
+		}
+
+		em.close();
+
+	}
+}

src/main/java/koz01/java2/lab09/Student.java

 package koz01.java2.lab09;
 
+import javax.persistence.Column;
 import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
 
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+import lombok.ToString;
+
+@ToString
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
 @Entity
 public class Student {
 
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	private Long id;
+
+	@Getter
+	@Setter
 	private String firstName;
 
+	@Column(name = "last_name")
+	@Getter
+	@Setter
 	private String lastName;
 
 

src/main/java/module-info.java

 module koz01.java2.lab09 {
     requires transitive javafx.controls;
     requires javafx.fxml;
-		requires java.persistence;
-		requires lombok;
-		requires java.sql;
-		requires org.hibernate.orm.core;
-		requires java.compiler;
-		requires java.annotation;
-		opens koz01.java2.lab09 to org.hibernate.orm.core;
-
+	requires java.persistence;
+	requires lombok;
+	requires java.sql;
+	requires org.hibernate.orm.core;
+	requires java.compiler;
+	requires java.annotation;
+	requires org.apache.logging.log4j;
+	opens koz01.java2.lab09 to org.hibernate.orm.core;
 }
\ No newline at end of file

src/main/resources/META-INF/persistence.xml

@@ -36,6 +36,7 @@
           <property name="hibernate.format_sql" value="true" />
           <property name="hibernate.dialect" value="org.hibernate.dialect.DerbyTenSevenDialect" />
           <property name="hibernate.hbm2ddl.auto" value="update" />
+          <property name="hibernate.connection.autocommit" value="true" />
          
       </properties>
    </persistence-unit>