JAVA-20164 Upgrade java hibernate specific modules to JDK 11 (#13900)

* JAVA-20164 Upgrade java hibernate specific modules to JDK 11

* JAVA-20164 Migrating java-jpa-2

* JAVA-20164 Migrating jnosql-artemis

* JAVA-20164 Migrating querydsl

* JAVA-20164 Migrating r2dbc

* JAVA-20164 Migrating redis

* JAVA-20164 Fixing test JPATextUnitTest#givenExam_whenSaveExam_thenReturnExpectedExam

* JAVA-20164 Fixing givenIdentityStrategy_whenCommitTransction_thenReturnPrimaryKey

* JAVA-20164 Changes after review

* JAVA-20164 Migrating java-cassandra to jdk8

* JAVA-20164 Fix legacy mode error

* Update pom.xml

---------

Co-authored-by: timis1 <noreplay@yahoo.com>
Co-authored-by: Dhawal Kapil <dhawalkapil@gmail.com>

persistence-modules/querydsl/src/main/java/com/baeldung/dao/PersonDaoImpl.java

@@ -3,14 +3,18 @@ package com.baeldung.dao;
 import com.baeldung.entity.Person;
 import com.baeldung.entity.QPerson;
 import com.querydsl.core.group.GroupBy;
+import com.querydsl.jpa.JPQLTemplates;
 import com.querydsl.jpa.impl.JPAQuery;
+import com.querydsl.jpa.impl.JPAQueryFactory;
+
 import org.springframework.stereotype.Repository;
 
-import javax.persistence.EntityManager;
-import javax.persistence.PersistenceContext;
 import java.util.List;
 import java.util.Map;
 
+import jakarta.persistence.EntityManager;
+import jakarta.persistence.PersistenceContext;
+
 @Repository
 public class PersonDaoImpl implements PersonDao {
 
@@ -57,7 +61,7 @@ public class PersonDaoImpl implements PersonDao {
 
     @Override
     public Map<String, Integer> findMaxAgeByName() {
-        final JPAQuery<Person> query = new JPAQuery<>(em);
+        final JPAQueryFactory query = new JPAQueryFactory(JPQLTemplates.DEFAULT, em);
         final QPerson person = QPerson.person;
 
         return query.from(person).transform(GroupBy.groupBy(person.firstname).as(GroupBy.max(person.age)));

persistence-modules/querydsl/src/main/java/com/baeldung/entity/Person.java

@@ -1,10 +1,10 @@
 package com.baeldung.entity;
 
-import javax.persistence.Column;
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.GenerationType;
-import javax.persistence.Id;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
 
 @Entity
 public class Person {

persistence-modules/querydsl/src/main/java/com/baeldung/querydsl/intro/entities/BlogPost.java

@@ -3,10 +3,10 @@
  */
 package com.baeldung.querydsl.intro.entities;
 
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.Id;
-import javax.persistence.ManyToOne;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.Id;
+import jakarta.persistence.ManyToOne;
 
 @Entity
 public class BlogPost {

persistence-modules/querydsl/src/main/java/com/baeldung/querydsl/intro/entities/User.java

@@ -5,7 +5,7 @@ package com.baeldung.querydsl.intro.entities;
 
 import java.util.HashSet;
 import java.util.Set;
-import javax.persistence.*;
+import jakarta.persistence.*;
 
 @Entity
 public class User {

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

@@ -1,9 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<persistence xmlns="http://java.sun.com/xml/ns/persistence"
+<persistence xmlns="https://jakarta.ee/xml/ns/persistence"
              xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-             xsi:schemaLocation="http://java.sun.com/xml/ns/persistence
-      http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd"
-             version="2.0">
+             version="3.0"
+             xsi:schemaLocation="https://jakarta.ee/xml/ns/persistence https://jakarta.ee/xml/ns/persistence/persistence_3_0.xsd">
 
     <!-- PersistenceUnit for datastore -->
     <persistence-unit name="default" transaction-type="RESOURCE_LOCAL">

persistence-modules/querydsl/src/test/java/com/baeldung/dao/PersonDaoIntegrationTest.java

@@ -6,9 +6,9 @@ import com.baeldung.entity.Person;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.annotation.Rollback;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
-import org.springframework.test.context.transaction.TransactionConfiguration;
 import org.springframework.transaction.annotation.Transactional;
 
 import junit.framework.Assert;
@@ -16,7 +16,7 @@ import junit.framework.Assert;
 @ContextConfiguration("/test-context.xml")
 @RunWith(SpringJUnit4ClassRunner.class)
 @Transactional
-@TransactionConfiguration(defaultRollback = true)
+@Rollback
 public class PersonDaoIntegrationTest {
 
     @Autowired

persistence-modules/querydsl/src/test/java/com/baeldung/querydsl/intro/QueryDSLIntegrationTest.java

@@ -14,9 +14,9 @@ import com.querydsl.jpa.JPAExpressions;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 import org.junit.*;
 
-import javax.persistence.EntityManager;
-import javax.persistence.EntityManagerFactory;
-import javax.persistence.Persistence;
+import jakarta.persistence.EntityManager;
+import jakarta.persistence.EntityManagerFactory;
+import jakarta.persistence.Persistence;
 import java.util.List;
 
 import static org.junit.Assert.*;