JAVA-20166 Migrating spring-date-eclipselink (#13959)

* JAVA-20166 Migrating spring-date-eclipselink

* JAVA-20166 Fix failed tests address already bind

* JAVA-20166 Migrating spring-date-couchbase-2

* JAVA-20166 Replace with optional instead of returning null

---------

Co-authored-by: timis1 <noreplay@yahoo.com>

persistence-modules/pom.xml

@@ -71,9 +71,9 @@
         <module>spring-data-cassandra-test</module>
         <!-- <module>spring-data-cassandra-reactive</module> FAILED -->
         <module>spring-data-cosmosdb</module>
-        <!-- <module>spring-data-couchbase-2</module> FAILED -->
+        <module>spring-data-couchbase-2</module>
         <module>spring-data-dynamodb</module>
-        <!-- <module>spring-data-eclipselink</module> FAILED -->
+        <module>spring-data-eclipselink</module>
         <module>spring-data-elasticsearch</module>
         <!-- <module>spring-data-gemfire</module> Won't Fix in JAVA-14499, The dependencies used are -->
         <!-- no longer available or maintained. Ref: https://spring.io/projects/spring-data-gemfire#overview -->

persistence-modules/spring-data-couchbase-2/pom.xml

@@ -57,23 +57,22 @@
             <scope>test</scope>
         </dependency>
         <dependency>
-            <groupId>javax.el</groupId>
+            <groupId>org.glassfish.expressly</groupId>
-            <artifactId>javax.el-api</artifactId>
+            <artifactId>expressly</artifactId>
-            <version>${javax.el.version}</version>
+            <version>5.0.0</version>
         </dependency>
         <dependency>
-            <groupId>org.glassfish</groupId>
+            <groupId>jakarta.annotation</groupId>
-            <artifactId>javax.el</artifactId>
+            <artifactId>jakarta.annotation-api</artifactId>
-            <version>${javax.el.version}</version>
+            <version>2.1.1</version>
         </dependency>
     </dependencies>
 
     <properties>
-        <spring-framework.version>4.3.4.RELEASE</spring-framework.version>
+        <spring-framework.version>6.0.6</spring-framework.version>
-        <spring-data-couchbase.version>2.1.5.RELEASE</spring-data-couchbase.version>
+        <spring-data-couchbase.version>5.0.3</spring-data-couchbase.version>
-        <hibernate-validator.version>5.3.3.Final</hibernate-validator.version>
+        <hibernate-validator.version>8.0.0.Final</hibernate-validator.version>
-        <joda-time.version>2.9.6</joda-time.version>
+        <joda-time.version>2.12.2</joda-time.version>
-        <javax.el.version>3.0.0</javax.el.version>
     </properties>
 
 </project>

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/model/Campus.java

@@ -1,13 +1,12 @@
 package com.baeldung.spring.data.couchbase.model;
 
-import javax.validation.constraints.NotNull;
+import jakarta.validation.constraints.NotNull;
 
 import org.springframework.data.annotation.Id;
 import org.springframework.data.couchbase.core.mapping.Document;
+import org.springframework.data.couchbase.core.mapping.Field;
 import org.springframework.data.geo.Point;
 
-import com.couchbase.client.java.repository.annotation.Field;
-
 @Document
 public class Campus {
 

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/model/Person.java

@@ -1,12 +1,11 @@
 package com.baeldung.spring.data.couchbase.model;
 
-import javax.validation.constraints.NotNull;
+import jakarta.validation.constraints.NotNull;
 
 import org.joda.time.DateTime;
 import org.springframework.data.annotation.Id;
 import org.springframework.data.couchbase.core.mapping.Document;
-
+import org.springframework.data.couchbase.core.mapping.Field;
-import com.couchbase.client.java.repository.annotation.Field;
 
 @Document
 public class Person {

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/model/Student.java

@@ -1,16 +1,15 @@
 package com.baeldung.spring.data.couchbase.model;
 
-import javax.validation.constraints.NotNull;
+import jakarta.validation.constraints.NotNull;
-import javax.validation.constraints.Past;
+import jakarta.validation.constraints.Past;
-import javax.validation.constraints.Pattern;
+import jakarta.validation.constraints.Pattern;
-import javax.validation.constraints.Size;
+import jakarta.validation.constraints.Size;
 
 import org.joda.time.DateTime;
 import org.springframework.data.annotation.Id;
 import org.springframework.data.annotation.Version;
 import org.springframework.data.couchbase.core.mapping.Document;
-
+import org.springframework.data.couchbase.core.mapping.Field;
-import com.couchbase.client.java.repository.annotation.Field;
 
 @Document
 public class Student {

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/repos/CustomStudentRepositoryImpl.java

@@ -5,9 +5,7 @@ import java.util.List;
 import com.baeldung.spring.data.couchbase.model.Student;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.couchbase.core.CouchbaseTemplate;
-
+import org.springframework.data.couchbase.core.query.QueryCriteria;
-import com.couchbase.client.java.view.Stale;
-import com.couchbase.client.java.view.ViewQuery;
 
 public class CustomStudentRepositoryImpl implements CustomStudentRepository {
 
@@ -17,6 +15,6 @@ public class CustomStudentRepositoryImpl implements CustomStudentRepository {
     private CouchbaseTemplate template;
 
     public List<Student> findByFirstNameStartsWith(String s) {
-        return template.findByView(ViewQuery.from(DESIGN_DOC, "byFirstName").startKey(s).stale(Stale.FALSE), Student.class);
+        return template.findByQuery(Student.class).matching(QueryCriteria.where("firstName").startingWith(s)).all();
     }
 }

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/service/PersonRepositoryService.java

@@ -3,6 +3,7 @@ package com.baeldung.spring.data.couchbase.service;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Person;
 import com.baeldung.spring.data.couchbase.repos.PersonRepository;
@@ -22,12 +23,12 @@ public class PersonRepositoryService implements PersonService {
         this.repo = repo;
     }
 
-    public Person findOne(String id) {
+    public Optional<Person> findOne(String id) {
-        return repo.findOne(id);
+        return repo.findById(id);
     }
 
     public List<Person> findAll() {
-        List<Person> people = new ArrayList<Person>();
+        List<Person> people = new ArrayList<>();
         Iterator<Person> it = repo.findAll().iterator();
         while (it.hasNext()) {
             people.add(it.next());

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/service/PersonService.java

@@ -1,12 +1,13 @@
 package com.baeldung.spring.data.couchbase.service;
 
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Person;
 
 public interface PersonService {
 
-    Person findOne(String id);
+    Optional<Person> findOne(String id);
 
     List<Person> findAll();
 

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/service/PersonTemplateService.java

@@ -1,6 +1,9 @@
 package com.baeldung.spring.data.couchbase.service;
 
+import static org.springframework.data.couchbase.core.query.QueryCriteria.where;
+
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Person;
 import org.joda.time.DateTime;
@@ -9,8 +12,6 @@ import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.data.couchbase.core.CouchbaseTemplate;
 import org.springframework.stereotype.Service;
 
-import com.couchbase.client.java.view.ViewQuery;
-
 @Service
 @Qualifier("PersonTemplateService")
 public class PersonTemplateService implements PersonService {
@@ -24,33 +25,33 @@ public class PersonTemplateService implements PersonService {
         this.template = template;
     }
 
-    public Person findOne(String id) {
+    public Optional<Person> findOne(String id) {
-        return template.findById(id, Person.class);
+        return Optional.of(template.findById(Person.class).one(id));
     }
 
     public List<Person> findAll() {
-        return template.findByView(ViewQuery.from(DESIGN_DOC, "all"), Person.class);
+        return template.findByQuery(Person.class).all();
     }
 
     public List<Person> findByFirstName(String firstName) {
-        return template.findByView(ViewQuery.from(DESIGN_DOC, "byFirstName"), Person.class);
+        return template.findByQuery(Person.class).matching(where("firstName").is(firstName)).all();
     }
 
     public List<Person> findByLastName(String lastName) {
-        return template.findByView(ViewQuery.from(DESIGN_DOC, "byLastName"), Person.class);
+        return template.findByQuery(Person.class).matching(where("lastName").is(lastName)).all();
     }
 
     public void create(Person person) {
         person.setCreated(DateTime.now());
-        template.insert(person);
+        template.insertById(Person.class).one(person);
     }
 
     public void update(Person person) {
         person.setUpdated(DateTime.now());
-        template.update(person);
+        template.removeById(Person.class).oneEntity(person);
     }
 
     public void delete(Person person) {
-        template.remove(person);
+        template.removeById(Person.class).oneEntity(person);
     }
 }

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/service/StudentRepositoryService.java

@@ -3,6 +3,7 @@ package com.baeldung.spring.data.couchbase.service;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Student;
 import com.baeldung.spring.data.couchbase.repos.StudentRepository;
@@ -22,12 +23,12 @@ public class StudentRepositoryService implements StudentService {
         this.repo = repo;
     }
 
-    public Student findOne(String id) {
+    public Optional<Student> findOne(String id) {
-        return repo.findOne(id);
+        return repo.findById(id);
     }
 
     public List<Student> findAll() {
-        List<Student> people = new ArrayList<Student>();
+        List<Student> people = new ArrayList<>();
         Iterator<Student> it = repo.findAll().iterator();
         while (it.hasNext()) {
             people.add(it.next());

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/service/StudentService.java

@@ -1,12 +1,13 @@
 package com.baeldung.spring.data.couchbase.service;
 
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Student;
 
 public interface StudentService {
 
-    Student findOne(String id);
+    Optional<Student> findOne(String id);
 
     List<Student> findAll();
 

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase/service/StudentTemplateService.java

@@ -1,6 +1,9 @@
 package com.baeldung.spring.data.couchbase.service;
 
+import static org.springframework.data.couchbase.core.query.QueryCriteria.where;
+
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Student;
 import org.joda.time.DateTime;
@@ -9,8 +12,6 @@ import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.data.couchbase.core.CouchbaseTemplate;
 import org.springframework.stereotype.Service;
 
-import com.couchbase.client.java.view.ViewQuery;
-
 @Service
 @Qualifier("StudentTemplateService")
 public class StudentTemplateService implements StudentService {
@@ -24,33 +25,33 @@ public class StudentTemplateService implements StudentService {
         this.template = template;
     }
 
-    public Student findOne(String id) {
+    public Optional<Student> findOne(String id) {
-        return template.findById(id, Student.class);
+        return Optional.of(template.findById(Student.class).one(id));
     }
 
     public List<Student> findAll() {
-        return template.findByView(ViewQuery.from(DESIGN_DOC, "all"), Student.class);
+        return template.findByQuery(Student.class).all();
     }
 
     public List<Student> findByFirstName(String firstName) {
-        return template.findByView(ViewQuery.from(DESIGN_DOC, "byFirstName"), Student.class);
+        return template.findByQuery(Student.class).matching(where("firstName").is(firstName)).all();
     }
 
     public List<Student> findByLastName(String lastName) {
-        return template.findByView(ViewQuery.from(DESIGN_DOC, "byLastName"), Student.class);
+        return template.findByQuery(Student.class).matching(where("lastName").is(lastName)).all();
     }
 
     public void create(Student student) {
         student.setCreated(DateTime.now());
-        template.insert(student);
+        template.insertById(Student.class).one(student);
     }
 
     public void update(Student student) {
         student.setUpdated(DateTime.now());
-        template.update(student);
+        template.upsertById(Student.class).one(student);
     }
 
     public void delete(Student student) {
-        template.remove(student);
+        template.removeById(Student.class).oneEntity(student);
     }
 }

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase2b/service/CampusService.java

@@ -1,5 +1,6 @@
 package com.baeldung.spring.data.couchbase2b.service;
 
+import java.util.Optional;
 import java.util.Set;
 
 import com.baeldung.spring.data.couchbase.model.Campus;
@@ -8,7 +9,7 @@ import org.springframework.data.geo.Point;
 
 public interface CampusService {
 
-    Campus find(String id);
+    Optional<Campus> find(String id);
 
     Set<Campus> findByName(String name);
 

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase2b/service/CampusServiceImpl.java

@@ -2,6 +2,7 @@ package com.baeldung.spring.data.couchbase2b.service;
 
 import java.util.HashSet;
 import java.util.Iterator;
+import java.util.Optional;
 import java.util.Set;
 
 import com.baeldung.spring.data.couchbase2b.repos.CampusRepository;
@@ -22,8 +23,8 @@ public class CampusServiceImpl implements CampusService {
     }
 
     @Override
-    public Campus find(String id) {
+    public Optional<Campus> find(String id) {
-        return repo.findOne(id);
+        return repo.findById(id);
     }
 
     @Override

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase2b/service/PersonService.java

@@ -1,12 +1,13 @@
 package com.baeldung.spring.data.couchbase2b.service;
 
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Person;
 
 public interface PersonService {
 
-    Person findOne(String id);
+    Optional<Person> findOne(String id);
 
     List<Person> findAll();
 

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase2b/service/PersonServiceImpl.java

@@ -3,6 +3,7 @@ package com.baeldung.spring.data.couchbase2b.service;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase2b.repos.PersonRepository;
 import com.baeldung.spring.data.couchbase.model.Person;
@@ -20,12 +21,12 @@ public class PersonServiceImpl implements PersonService {
         this.repo = repo;
     }
 
-    public Person findOne(String id) {
+    public Optional<Person> findOne(String id) {
-        return repo.findOne(id);
+        return repo.findById(id);
     }
 
     public List<Person> findAll() {
-        List<Person> people = new ArrayList<Person>();
+        List<Person> people = new ArrayList<>();
         Iterator<Person> it = repo.findAll().iterator();
         while (it.hasNext()) {
             people.add(it.next());

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase2b/service/StudentService.java

@@ -1,12 +1,13 @@
 package com.baeldung.spring.data.couchbase2b.service;
 
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Student;
 
 public interface StudentService {
 
-    Student findOne(String id);
+    Optional<Student> findOne(String id);
 
     List<Student> findAll();
 

persistence-modules/spring-data-couchbase-2/src/main/java/com/baeldung/spring/data/couchbase2b/service/StudentServiceImpl.java

@@ -3,6 +3,7 @@ package com.baeldung.spring.data.couchbase2b.service;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase2b.repos.StudentRepository;
 import com.baeldung.spring.data.couchbase.model.Student;
@@ -20,12 +21,12 @@ public class StudentServiceImpl implements StudentService {
         this.repo = repo;
     }
 
-    public Student findOne(String id) {
+    public Optional<Student> findOne(String id) {
-        return repo.findOne(id);
+        return repo.findById(id);
     }
 
     public List<Student> findAll() {
-        List<Student> people = new ArrayList<Student>();
+        List<Student> people = new ArrayList<>();
         Iterator<Student> it = repo.findAll().iterator();
         while (it.hasNext()) {
             people.add(it.next());

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase/CustomTypeKeyCouchbaseConfig.java

@@ -4,6 +4,21 @@ import org.springframework.data.couchbase.core.convert.MappingCouchbaseConverter
 
 public class CustomTypeKeyCouchbaseConfig extends MyCouchbaseConfig {
 
+    @Override
+    public String getConnectionString() {
+        return NODE_LIST;
+    }
+
+    @Override
+    public String getUserName() {
+        return BUCKET_USERNAME;
+    }
+
+    @Override
+    public String getPassword() {
+        return BUCKET_PASSWORD;
+    }
+
     @Override
     public String typeKey() {
         return MappingCouchbaseConverter.TYPEKEY_SYNCGATEWAY_COMPATIBLE;

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase/MyCouchbaseConfig.java

@@ -1,42 +1,46 @@
 package com.baeldung.spring.data.couchbase;
 
-import java.util.Arrays;
-import java.util.List;
-
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.couchbase.config.AbstractCouchbaseConfiguration;
 import org.springframework.data.couchbase.core.mapping.event.ValidatingCouchbaseEventListener;
-import org.springframework.data.couchbase.core.query.Consistency;
 import org.springframework.data.couchbase.repository.config.EnableCouchbaseRepositories;
 import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
 
+import com.couchbase.client.java.query.QueryScanConsistency;
+
 @Configuration
 @EnableCouchbaseRepositories(basePackages = { "com.baeldung.spring.data.couchbase" })
 public class MyCouchbaseConfig extends AbstractCouchbaseConfiguration {
 
-    public static final List<String> NODE_LIST = Arrays.asList("localhost");
+    public static final String NODE_LIST = "localhost";
     public static final String BUCKET_NAME = "baeldung";
-    public static final String BUCKET_PASSWORD = "";
+    public static final String BUCKET_USERNAME = "baeldung";
+    public static final String BUCKET_PASSWORD = "baeldung";
 
     @Override
-    protected List<String> getBootstrapHosts() {
+    public String getConnectionString() {
         return NODE_LIST;
     }
 
     @Override
-    protected String getBucketName() {
+    public String getUserName() {
-        return BUCKET_NAME;
+        return BUCKET_USERNAME;
     }
 
     @Override
-    protected String getBucketPassword() {
+    public String getPassword() {
         return BUCKET_PASSWORD;
     }
 
     @Override
-    protected Consistency getDefaultConsistency() {
+    public String getBucketName() {
-        return Consistency.READ_YOUR_OWN_WRITES;
+        return BUCKET_NAME;
+    }
+
+    @Override
+    public QueryScanConsistency getDefaultConsistency() {
+        return QueryScanConsistency.REQUEST_PLUS;
     }
 
     @Bean

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase/ReadYourOwnWritesCouchbaseConfig.java

@@ -1,11 +1,11 @@
 package com.baeldung.spring.data.couchbase;
 
-import org.springframework.data.couchbase.core.query.Consistency;
+import com.couchbase.client.java.query.QueryScanConsistency;
 
 public class ReadYourOwnWritesCouchbaseConfig extends MyCouchbaseConfig {
 
     @Override
-    public Consistency getDefaultConsistency() {
+    public QueryScanConsistency getDefaultConsistency() {
-        return Consistency.READ_YOUR_OWN_WRITES;
+        return QueryScanConsistency.REQUEST_PLUS;
     }
 }

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase/service/PersonServiceLiveTest.java

@@ -1,11 +1,15 @@
 package com.baeldung.spring.data.couchbase.service;
 
+import static com.baeldung.spring.data.couchbase.MyCouchbaseConfig.BUCKET_PASSWORD;
+import static com.baeldung.spring.data.couchbase.MyCouchbaseConfig.BUCKET_USERNAME;
+import static com.baeldung.spring.data.couchbase.MyCouchbaseConfig.NODE_LIST;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.IntegrationTest;
 import com.baeldung.spring.data.couchbase.MyCouchbaseConfig;
@@ -16,9 +20,8 @@ import org.junit.Test;
 
 import com.couchbase.client.java.Bucket;
 import com.couchbase.client.java.Cluster;
-import com.couchbase.client.java.CouchbaseCluster;
+import com.couchbase.client.java.Collection;
-import com.couchbase.client.java.document.JsonDocument;
+import com.couchbase.client.java.json.JsonObject;
-import com.couchbase.client.java.document.json.JsonObject;
 
 public abstract class PersonServiceLiveTest extends IntegrationTest {
 
@@ -27,32 +30,32 @@ public abstract class PersonServiceLiveTest extends IntegrationTest {
     static final String smith = "Smith";
     static final String johnSmithId = "person:" + john + ":" + smith;
     static final Person johnSmith = new Person(johnSmithId, john, smith);
-    static final JsonObject jsonJohnSmith = JsonObject.empty().put(typeField, Person.class.getName()).put("firstName", john).put("lastName", smith).put("created", DateTime.now().getMillis());
+    static final JsonObject jsonJohnSmith = JsonObject.create().put(typeField, Person.class.getName()).put("firstName", john).put("lastName", smith).put("created", DateTime.now().getMillis());
 
     static final String foo = "Foo";
     static final String bar = "Bar";
     static final String foobarId = "person:" + foo + ":" + bar;
     static final Person foobar = new Person(foobarId, foo, bar);
-    static final JsonObject jsonFooBar = JsonObject.empty().put(typeField, Person.class.getName()).put("firstName", foo).put("lastName", bar).put("created", DateTime.now().getMillis());
+    static final JsonObject jsonFooBar = JsonObject.create().put(typeField, Person.class.getName()).put("firstName", foo).put("lastName", bar).put("created", DateTime.now().getMillis());
 
     PersonService personService;
 
     @BeforeClass
     public static void setupBeforeClass() {
-        final Cluster cluster = CouchbaseCluster.create(MyCouchbaseConfig.NODE_LIST);
+        final Cluster cluster = Cluster.connect(NODE_LIST, BUCKET_USERNAME, BUCKET_PASSWORD);
-        final Bucket bucket = cluster.openBucket(MyCouchbaseConfig.BUCKET_NAME, MyCouchbaseConfig.BUCKET_PASSWORD);
+        final Bucket bucket = cluster.bucket(MyCouchbaseConfig.BUCKET_NAME);
-        bucket.upsert(JsonDocument.create(johnSmithId, jsonJohnSmith));
+        final Collection collection = bucket.defaultCollection();
-        bucket.upsert(JsonDocument.create(foobarId, jsonFooBar));
+        collection.upsert(johnSmithId, JsonObject.create().put(johnSmithId, jsonJohnSmith));
-        bucket.close();
+        collection.upsert(foobarId, JsonObject.create().put(foobarId, jsonFooBar));
         cluster.disconnect();
     }
 
     @Test
     public void whenFindingPersonByJohnSmithId_thenReturnsJohnSmith() {
-        final Person actualPerson = personService.findOne(johnSmithId);
+        final Optional<Person> actualPerson = personService.findOne(johnSmithId);
-        assertNotNull(actualPerson);
+        assertTrue(actualPerson.isPresent());
-        assertNotNull(actualPerson.getCreated());
+        assertNotNull(actualPerson.get().getCreated());
-        assertEquals(johnSmith, actualPerson);
+        assertEquals(johnSmith, actualPerson.get());
     }
 
     @Test

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase/service/StudentServiceLiveTest.java

@@ -1,13 +1,17 @@
 package com.baeldung.spring.data.couchbase.service;
 
+import static com.baeldung.spring.data.couchbase.MyCouchbaseConfig.BUCKET_PASSWORD;
+import static com.baeldung.spring.data.couchbase.MyCouchbaseConfig.BUCKET_USERNAME;
+import static com.baeldung.spring.data.couchbase.MyCouchbaseConfig.NODE_LIST;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 
 import java.util.List;
+import java.util.Optional;
 
-import javax.validation.ConstraintViolationException;
+import jakarta.validation.ConstraintViolationException;
 
 import com.baeldung.spring.data.couchbase.IntegrationTest;
 import com.baeldung.spring.data.couchbase.MyCouchbaseConfig;
@@ -18,9 +22,8 @@ import org.junit.Test;
 
 import com.couchbase.client.java.Bucket;
 import com.couchbase.client.java.Cluster;
-import com.couchbase.client.java.CouchbaseCluster;
+import com.couchbase.client.java.Collection;
-import com.couchbase.client.java.document.JsonDocument;
+import com.couchbase.client.java.json.JsonObject;
-import com.couchbase.client.java.document.json.JsonObject;
 
 public abstract class StudentServiceLiveTest extends IntegrationTest {
 
@@ -30,24 +33,24 @@ public abstract class StudentServiceLiveTest extends IntegrationTest {
     static final String joeCollegeId = "student:" + joe + ":" + college;
     static final DateTime joeCollegeDob = DateTime.now().minusYears(21);
     static final Student joeCollege = new Student(joeCollegeId, joe, college, joeCollegeDob);
-    static final JsonObject jsonJoeCollege = JsonObject.empty().put(typeField, Student.class.getName()).put("firstName", joe).put("lastName", college).put("created", DateTime.now().getMillis()).put("version", 1);
+    static final JsonObject jsonJoeCollege = JsonObject.create().put(typeField, Student.class.getName()).put("firstName", joe).put("lastName", college).put("created", DateTime.now().getMillis()).put("version", 1);
 
     static final String judy = "Judy";
     static final String jetson = "Jetson";
     static final String judyJetsonId = "student:" + judy + ":" + jetson;
     static final DateTime judyJetsonDob = DateTime.now().minusYears(19).minusMonths(5).minusDays(3);
     static final Student judyJetson = new Student(judyJetsonId, judy, jetson, judyJetsonDob);
-    static final JsonObject jsonJudyJetson = JsonObject.empty().put(typeField, Student.class.getName()).put("firstName", judy).put("lastName", jetson).put("created", DateTime.now().getMillis()).put("version", 1);
+    static final JsonObject jsonJudyJetson = JsonObject.create().put(typeField, Student.class.getName()).put("firstName", judy).put("lastName", jetson).put("created", DateTime.now().getMillis()).put("version", 1);
 
     StudentService studentService;
 
     @BeforeClass
     public static void setupBeforeClass() {
-        Cluster cluster = CouchbaseCluster.create(MyCouchbaseConfig.NODE_LIST);
+        final Cluster cluster = Cluster.connect(NODE_LIST, BUCKET_USERNAME, BUCKET_PASSWORD);
-        Bucket bucket = cluster.openBucket(MyCouchbaseConfig.BUCKET_NAME, MyCouchbaseConfig.BUCKET_PASSWORD);
+        final Bucket bucket = cluster.bucket(MyCouchbaseConfig.BUCKET_NAME);
-        bucket.upsert(JsonDocument.create(joeCollegeId, jsonJoeCollege));
+        final Collection collection = bucket.defaultCollection();
-        bucket.upsert(JsonDocument.create(judyJetsonId, jsonJudyJetson));
+        collection.upsert(joeCollegeId, JsonObject.create().put(joeCollegeId, jsonJoeCollege));
-        bucket.close();
+        collection.upsert(judyJetsonId, JsonObject.create().put(judyJetsonId, jsonJudyJetson));
         cluster.disconnect();
     }
 
@@ -59,10 +62,10 @@ public abstract class StudentServiceLiveTest extends IntegrationTest {
         String id = "student:" + firstName + ":" + lastName;
         Student expectedStudent = new Student(id, firstName, lastName, dateOfBirth);
         studentService.create(expectedStudent);
-        Student actualStudent = studentService.findOne(id);
+        Optional<Student> actualStudent = studentService.findOne(id);
-        assertNotNull(actualStudent.getCreated());
+        assertTrue(actualStudent.isPresent());
-        assertNotNull(actualStudent);
+        assertNotNull(actualStudent.get().getCreated());
-        assertEquals(expectedStudent.getId(), actualStudent.getId());
+        assertEquals(expectedStudent.getId(), actualStudent.get().getId());
     }
 
     @Test(expected = ConstraintViolationException.class)
@@ -87,10 +90,10 @@ public abstract class StudentServiceLiveTest extends IntegrationTest {
 
     @Test
     public void whenFindingStudentByJohnSmithId_thenReturnsJohnSmith() {
-        Student actualStudent = studentService.findOne(joeCollegeId);
+        Optional<Student> actualStudent = studentService.findOne(joeCollegeId);
-        assertNotNull(actualStudent);
+        assertTrue(actualStudent.isPresent());
-        assertNotNull(actualStudent.getCreated());
+        assertNotNull(actualStudent.get().getCreated());
-        assertEquals(joeCollegeId, actualStudent.getId());
+        assertEquals(joeCollegeId, actualStudent.get().getId());
     }
 
     @Test

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase2b/MultiBucketCouchbaseConfig.java

@@ -1,54 +1,47 @@
 package com.baeldung.spring.data.couchbase2b;
 
-import java.util.Arrays;
+import java.util.Collections;
 import java.util.List;
 
 import com.baeldung.spring.data.couchbase.model.Campus;
+
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.data.couchbase.SimpleCouchbaseClientFactory;
 import org.springframework.data.couchbase.config.AbstractCouchbaseConfiguration;
 import org.springframework.data.couchbase.core.CouchbaseTemplate;
+import org.springframework.data.couchbase.core.convert.MappingCouchbaseConverter;
 import org.springframework.data.couchbase.core.mapping.event.ValidatingCouchbaseEventListener;
-import org.springframework.data.couchbase.core.query.Consistency;
 import org.springframework.data.couchbase.repository.config.EnableCouchbaseRepositories;
 import org.springframework.data.couchbase.repository.config.RepositoryOperationsMapping;
 import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
 
+import com.couchbase.client.core.env.PasswordAuthenticator;
 import com.couchbase.client.java.Bucket;
+import com.couchbase.client.java.env.ClusterEnvironment;
 
 @Configuration
 @EnableCouchbaseRepositories(basePackages = { "com.baeldung.spring.data.couchbase2b" })
 public class MultiBucketCouchbaseConfig extends AbstractCouchbaseConfiguration {
 
-    public static final List<String> NODE_LIST = Arrays.asList("localhost");
+    public static final String NODE_LIST = "localhost";
     public static final String DEFAULT_BUCKET_NAME = "baeldung";
-    public static final String DEFAULT_BUCKET_PASSWORD = "";
+    public static final String DEFAULT_BUCKET_USERNAME = "baeldung";
+    public static final String DEFAULT_BUCKET_PASSWORD = "baeldung";
 
-    @Override
+    @Autowired
-    protected List<String> getBootstrapHosts() {
+    private MappingCouchbaseConverter mappingCouchbaseConverter;
-        return NODE_LIST;
-    }
-
-    @Override
-    protected String getBucketName() {
-        return DEFAULT_BUCKET_NAME;
-    }
-
-    @Override
-    protected String getBucketPassword() {
-        return DEFAULT_BUCKET_PASSWORD;
-    }
 
     @Bean
-    public Bucket campusBucket() throws Exception {
+    public Bucket campusBucket() {
-        return couchbaseCluster().openBucket("baeldung2", "");
+        return couchbaseCluster(ClusterEnvironment.create()).bucket("baeldung2");
     }
 
     @Bean(name = "campusTemplate")
-    public CouchbaseTemplate campusTemplate() throws Exception {
+    public CouchbaseTemplate campusTemplate() {
-        CouchbaseTemplate template = new CouchbaseTemplate(couchbaseClusterInfo(), campusBucket(), mappingCouchbaseConverter(), translationService());
+        return new CouchbaseTemplate(new SimpleCouchbaseClientFactory(NODE_LIST,
-        template.setDefaultConsistency(getDefaultConsistency());
+                PasswordAuthenticator.create(DEFAULT_BUCKET_USERNAME, DEFAULT_BUCKET_PASSWORD), DEFAULT_BUCKET_NAME), mappingCouchbaseConverter);
-        return template;
     }
 
     @Override
@@ -60,11 +53,6 @@ public class MultiBucketCouchbaseConfig extends AbstractCouchbaseConfiguration {
         }
     }
 
-    @Override
-    protected Consistency getDefaultConsistency() {
-        return Consistency.READ_YOUR_OWN_WRITES;
-    }
-
     @Bean
     public LocalValidatorFactoryBean localValidatorFactoryBean() {
         return new LocalValidatorFactoryBean();
@@ -74,4 +62,24 @@ public class MultiBucketCouchbaseConfig extends AbstractCouchbaseConfiguration {
     public ValidatingCouchbaseEventListener validatingCouchbaseEventListener() {
         return new ValidatingCouchbaseEventListener(localValidatorFactoryBean());
     }
+
+    @Override
+    public String getConnectionString() {
+        return NODE_LIST;
+    }
+
+    @Override
+    public String getUserName() {
+        return DEFAULT_BUCKET_USERNAME;
+    }
+
+    @Override
+    public String getPassword() {
+        return DEFAULT_BUCKET_PASSWORD;
+    }
+
+    @Override
+    public String getBucketName() {
+        return DEFAULT_BUCKET_NAME;
+    }
 }

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase2b/service/CampusServiceImplLiveTest.java

@@ -5,9 +5,10 @@ import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 
+import java.util.Optional;
 import java.util.Set;
 
-import javax.annotation.PostConstruct;
+import jakarta.annotation.PostConstruct;
 
 import com.baeldung.spring.data.couchbase.model.Campus;
 import com.baeldung.spring.data.couchbase2b.MultiBucketLiveTest;
@@ -46,7 +47,7 @@ public class CampusServiceImplLiveTest extends MultiBucketLiveTest {
     private final Point NewYorkCity = new Point(74.0059, 40.7128);
 
     @PostConstruct
-    private void loadCampuses() throws Exception {
+    private void loadCampuses() {
         campusRepo.save(Brown);
         campusRepo.save(Columbia);
         campusRepo.save(Cornell);
@@ -58,7 +59,7 @@ public class CampusServiceImplLiveTest extends MultiBucketLiveTest {
     }
 
     @Test
-    public final void givenNameHarvard_whenFindByName_thenReturnsHarvard() throws Exception {
+    public final void givenNameHarvard_whenFindByName_thenReturnsHarvard() {
         Set<Campus> campuses = campusService.findByName(Harvard.getName());
         assertNotNull(campuses);
         assertFalse(campuses.isEmpty());
@@ -67,14 +68,14 @@ public class CampusServiceImplLiveTest extends MultiBucketLiveTest {
     }
 
     @Test
-    public final void givenHarvardId_whenFind_thenReturnsHarvard() throws Exception {
+    public final void givenHarvardId_whenFind_thenReturnsHarvard() {
-        Campus actual = campusService.find(Harvard.getId());
+        Optional<Campus> actual = campusService.find(Harvard.getId());
-        assertNotNull(actual);
+        assertTrue(actual.isPresent());
-        assertEquals(Harvard, actual);
+        assertEquals(Harvard, actual.get());
     }
 
     @Test
-    public final void whenFindAll_thenReturnsAll() throws Exception {
+    public final void whenFindAll_thenReturnsAll() {
         Set<Campus> campuses = campusService.findAll();
         assertTrue(campuses.contains(Brown));
         assertTrue(campuses.contains(Columbia));
@@ -87,7 +88,7 @@ public class CampusServiceImplLiveTest extends MultiBucketLiveTest {
     }
 
     @Test
-    public final void whenFindByLocationNearBoston_thenResultContainsHarvard() throws Exception {
+    public final void whenFindByLocationNearBoston_thenResultContainsHarvard() {
         Set<Campus> campuses = campusService.findByLocationNear(Boston, new Distance(1, Metrics.NEUTRAL));
         assertFalse(campuses.isEmpty());
         assertTrue(campuses.contains(Harvard));
@@ -95,7 +96,7 @@ public class CampusServiceImplLiveTest extends MultiBucketLiveTest {
     }
 
     @Test
-    public final void whenFindByLocationNearNewYorkCity_thenResultContainsColumbia() throws Exception {
+    public final void whenFindByLocationNearNewYorkCity_thenResultContainsColumbia() {
         Set<Campus> campuses = campusService.findByLocationNear(NewYorkCity, new Distance(1, Metrics.NEUTRAL));
         assertFalse(campuses.isEmpty());
         assertTrue(campuses.contains(Columbia));

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase2b/service/PersonServiceImplLiveTest.java

@@ -1,11 +1,15 @@
 package com.baeldung.spring.data.couchbase2b.service;
 
+import static com.baeldung.spring.data.couchbase2b.MultiBucketCouchbaseConfig.DEFAULT_BUCKET_PASSWORD;
+import static com.baeldung.spring.data.couchbase2b.MultiBucketCouchbaseConfig.DEFAULT_BUCKET_USERNAME;
+import static com.baeldung.spring.data.couchbase2b.MultiBucketCouchbaseConfig.NODE_LIST;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 
 import java.util.List;
+import java.util.Optional;
 
 import com.baeldung.spring.data.couchbase.model.Person;
 import com.baeldung.spring.data.couchbase2b.MultiBucketLiveTest;
@@ -17,9 +21,8 @@ import org.springframework.beans.factory.annotation.Autowired;
 
 import com.couchbase.client.java.Bucket;
 import com.couchbase.client.java.Cluster;
-import com.couchbase.client.java.CouchbaseCluster;
+import com.couchbase.client.java.Collection;
-import com.couchbase.client.java.document.JsonDocument;
+import com.couchbase.client.java.json.JsonObject;
-import com.couchbase.client.java.document.json.JsonObject;
 
 public class PersonServiceImplLiveTest extends MultiBucketLiveTest {
 
@@ -28,33 +31,33 @@ public class PersonServiceImplLiveTest extends MultiBucketLiveTest {
     static final String smith = "Smith";
     static final String johnSmithId = "person:" + john + ":" + smith;
     static final Person johnSmith = new Person(johnSmithId, john, smith);
-    static final JsonObject jsonJohnSmith = JsonObject.empty().put(typeField, Person.class.getName()).put("firstName", john).put("lastName", smith).put("created", DateTime.now().getMillis());
+    static final JsonObject jsonJohnSmith = JsonObject.create().put(typeField, Person.class.getName()).put("firstName", john).put("lastName", smith).put("created", DateTime.now().getMillis());
 
     static final String foo = "Foo";
     static final String bar = "Bar";
     static final String foobarId = "person:" + foo + ":" + bar;
     static final Person foobar = new Person(foobarId, foo, bar);
-    static final JsonObject jsonFooBar = JsonObject.empty().put(typeField, Person.class.getName()).put("firstName", foo).put("lastName", bar).put("created", DateTime.now().getMillis());
+    static final JsonObject jsonFooBar = JsonObject.create().put(typeField, Person.class.getName()).put("firstName", foo).put("lastName", bar).put("created", DateTime.now().getMillis());
 
     @Autowired
     private PersonServiceImpl personService;
 
     @BeforeClass
     public static void setupBeforeClass() {
-        final Cluster cluster = CouchbaseCluster.create(MultiBucketCouchbaseConfig.NODE_LIST);
+        final Cluster cluster = Cluster.connect(NODE_LIST, DEFAULT_BUCKET_USERNAME, DEFAULT_BUCKET_PASSWORD);
-        final Bucket bucket = cluster.openBucket(MultiBucketCouchbaseConfig.DEFAULT_BUCKET_NAME, MultiBucketCouchbaseConfig.DEFAULT_BUCKET_PASSWORD);
+        final Bucket bucket = cluster.bucket(MultiBucketCouchbaseConfig.DEFAULT_BUCKET_NAME);
-        bucket.upsert(JsonDocument.create(johnSmithId, jsonJohnSmith));
+        final Collection collection = bucket.defaultCollection();
-        bucket.upsert(JsonDocument.create(foobarId, jsonFooBar));
+        collection.upsert(johnSmithId, JsonObject.create().put(johnSmithId, jsonJohnSmith));
-        bucket.close();
+        collection.upsert(foobarId, JsonObject.create().put(foobarId, jsonFooBar));
         cluster.disconnect();
     }
 
     @Test
     public void whenFindingPersonByJohnSmithId_thenReturnsJohnSmith() {
-        final Person actualPerson = personService.findOne(johnSmithId);
+        final Optional<Person> actualPerson = personService.findOne(johnSmithId);
-        assertNotNull(actualPerson);
+        assertTrue(actualPerson.isPresent());
-        assertNotNull(actualPerson.getCreated());
+        assertNotNull(actualPerson.get().getCreated());
-        assertEquals(johnSmith, actualPerson);
+        assertEquals(johnSmith, actualPerson.get());
     }
 
     @Test

persistence-modules/spring-data-couchbase-2/src/test/java/com/baeldung/spring/data/couchbase2b/service/StudentServiceImplLiveTest.java

@@ -1,13 +1,17 @@
 package com.baeldung.spring.data.couchbase2b.service;
 
+import static com.baeldung.spring.data.couchbase2b.MultiBucketCouchbaseConfig.DEFAULT_BUCKET_PASSWORD;
+import static com.baeldung.spring.data.couchbase2b.MultiBucketCouchbaseConfig.DEFAULT_BUCKET_USERNAME;
+import static com.baeldung.spring.data.couchbase2b.MultiBucketCouchbaseConfig.NODE_LIST;
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
 
 import java.util.List;
+import java.util.Optional;
 
-import javax.validation.ConstraintViolationException;
+import jakarta.validation.ConstraintViolationException;
 
 import com.baeldung.spring.data.couchbase.model.Student;
 import com.baeldung.spring.data.couchbase2b.MultiBucketCouchbaseConfig;
@@ -19,9 +23,8 @@ import org.springframework.beans.factory.annotation.Autowired;
 
 import com.couchbase.client.java.Bucket;
 import com.couchbase.client.java.Cluster;
-import com.couchbase.client.java.CouchbaseCluster;
+import com.couchbase.client.java.Collection;
-import com.couchbase.client.java.document.JsonDocument;
+import com.couchbase.client.java.json.JsonObject;
-import com.couchbase.client.java.document.json.JsonObject;
 
 public class StudentServiceImplLiveTest extends MultiBucketLiveTest {
 
@@ -31,25 +34,25 @@ public class StudentServiceImplLiveTest extends MultiBucketLiveTest {
     static final String joeCollegeId = "student:" + joe + ":" + college;
     static final DateTime joeCollegeDob = DateTime.now().minusYears(21);
     static final Student joeCollege = new Student(joeCollegeId, joe, college, joeCollegeDob);
-    static final JsonObject jsonJoeCollege = JsonObject.empty().put(typeField, Student.class.getName()).put("firstName", joe).put("lastName", college).put("created", DateTime.now().getMillis()).put("version", 1);
+    static final JsonObject jsonJoeCollege = JsonObject.create().put(typeField, Student.class.getName()).put("firstName", joe).put("lastName", college).put("created", DateTime.now().getMillis()).put("version", 1);
 
     static final String judy = "Judy";
     static final String jetson = "Jetson";
     static final String judyJetsonId = "student:" + judy + ":" + jetson;
     static final DateTime judyJetsonDob = DateTime.now().minusYears(19).minusMonths(5).minusDays(3);
     static final Student judyJetson = new Student(judyJetsonId, judy, jetson, judyJetsonDob);
-    static final JsonObject jsonJudyJetson = JsonObject.empty().put(typeField, Student.class.getName()).put("firstName", judy).put("lastName", jetson).put("created", DateTime.now().getMillis()).put("version", 1);
+    static final JsonObject jsonJudyJetson = JsonObject.create().put(typeField, Student.class.getName()).put("firstName", judy).put("lastName", jetson).put("created", DateTime.now().getMillis()).put("version", 1);
 
     @Autowired
     StudentServiceImpl studentService;
 
     @BeforeClass
     public static void setupBeforeClass() {
-        Cluster cluster = CouchbaseCluster.create(MultiBucketCouchbaseConfig.NODE_LIST);
+        Cluster cluster = Cluster.connect(NODE_LIST, DEFAULT_BUCKET_USERNAME, DEFAULT_BUCKET_PASSWORD);
-        Bucket bucket = cluster.openBucket(MultiBucketCouchbaseConfig.DEFAULT_BUCKET_NAME, MultiBucketCouchbaseConfig.DEFAULT_BUCKET_PASSWORD);
+        Bucket bucket = cluster.bucket(MultiBucketCouchbaseConfig.DEFAULT_BUCKET_NAME);
-        bucket.upsert(JsonDocument.create(joeCollegeId, jsonJoeCollege));
+        final Collection collection = bucket.defaultCollection();
-        bucket.upsert(JsonDocument.create(judyJetsonId, jsonJudyJetson));
+        collection.upsert(joeCollegeId, JsonObject.create().put(joeCollegeId, jsonJoeCollege));
-        bucket.close();
+        collection.upsert(judyJetsonId, JsonObject.create().put(judyJetsonId, jsonJudyJetson));
         cluster.disconnect();
     }
 
@@ -61,10 +64,10 @@ public class StudentServiceImplLiveTest extends MultiBucketLiveTest {
         String id = "student:" + firstName + ":" + lastName;
         Student expectedStudent = new Student(id, firstName, lastName, dateOfBirth);
         studentService.create(expectedStudent);
-        Student actualStudent = studentService.findOne(id);
+        Optional<Student> actualStudent = studentService.findOne(id);
-        assertNotNull(actualStudent.getCreated());
+        assertTrue(actualStudent.isPresent());
-        assertNotNull(actualStudent);
+        assertNotNull(actualStudent.get().getCreated());
-        assertEquals(expectedStudent.getId(), actualStudent.getId());
+        assertEquals(expectedStudent.getId(), actualStudent.get().getId());
     }
 
     @Test(expected = ConstraintViolationException.class)
@@ -89,10 +92,10 @@ public class StudentServiceImplLiveTest extends MultiBucketLiveTest {
 
     @Test
     public void whenFindingStudentByJohnSmithId_thenReturnsJohnSmith() {
-        Student actualStudent = studentService.findOne(joeCollegeId);
+        Optional<Student> actualStudent = studentService.findOne(joeCollegeId);
-        assertNotNull(actualStudent);
+        assertTrue(actualStudent.isPresent());
-        assertNotNull(actualStudent.getCreated());
+        assertNotNull(actualStudent.get().getCreated());
-        assertEquals(joeCollegeId, actualStudent.getId());
+        assertEquals(joeCollegeId, actualStudent.get().getId());
     }
 
     @Test

persistence-modules/spring-data-eclipselink/pom.xml

@@ -64,9 +64,11 @@
     </build>
 
     <properties>
-        <spring.version>1.5.9.RELEASE</spring.version>
+        <spring.version>3.0.4</spring.version>
-        <eclipselink.version>2.7.0</eclipselink.version>
+        <eclipselink.version>4.0.1</eclipselink.version>
         <h2.version>2.1.214</h2.version>
+        <org.slf4j.version>2.0.7</org.slf4j.version>
+        <logback.version>1.4.6</logback.version>
     </properties>
 
 </project>

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/JpaConfiguration.java

@@ -21,8 +21,8 @@ import java.util.Map;
 @Configuration
 public class JpaConfiguration extends JpaBaseConfiguration {
 
-    protected JpaConfiguration(DataSource dataSource, JpaProperties properties, ObjectProvider<JtaTransactionManager> jtaTransactionManager, ObjectProvider<TransactionManagerCustomizers> transactionManagerCustomizers) {
+    protected JpaConfiguration(DataSource dataSource, JpaProperties properties, ObjectProvider<JtaTransactionManager> jtaTransactionManager) {
-        super(dataSource, properties, jtaTransactionManager, transactionManagerCustomizers);
+        super(dataSource, properties, jtaTransactionManager);
     }
 
     @Override

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/model/Person.java

@@ -1,9 +1,9 @@
 package com.baeldung.eclipselink.springdata.model;
 
-import javax.persistence.Entity;
+import jakarta.persistence.Entity;
-import javax.persistence.GeneratedValue;
+import jakarta.persistence.GeneratedValue;
-import javax.persistence.GenerationType;
+import jakarta.persistence.GenerationType;
-import javax.persistence.Id;
+import jakarta.persistence.Id;
 
 /**
  * Created by adam.

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/pessimisticlocking/Address.java

@@ -1,6 +1,6 @@
 package com.baeldung.eclipselink.springdata.pessimisticlocking;
 
-import javax.persistence.Embeddable;
+import jakarta.persistence.Embeddable;
 
 @Embeddable
 public class Address {

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/pessimisticlocking/Course.java

@@ -1,9 +1,9 @@
 package com.baeldung.eclipselink.springdata.pessimisticlocking;
 
-import javax.persistence.Entity;
+import jakarta.persistence.Entity;
-import javax.persistence.Id;
+import jakarta.persistence.Id;
-import javax.persistence.JoinTable;
+import jakarta.persistence.JoinTable;
-import javax.persistence.ManyToOne;
+import jakarta.persistence.ManyToOne;
 
 @Entity
 public class Course {

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/pessimisticlocking/Customer.java

@@ -1,9 +1,9 @@
 package com.baeldung.eclipselink.springdata.pessimisticlocking;
 
-import javax.persistence.CollectionTable;
+import jakarta.persistence.CollectionTable;
-import javax.persistence.ElementCollection;
+import jakarta.persistence.ElementCollection;
-import javax.persistence.Entity;
+import jakarta.persistence.Entity;
-import javax.persistence.Id;
+import jakarta.persistence.Id;
 import java.util.List;
 
 @Entity

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/pessimisticlocking/Employee.java

@@ -1,6 +1,6 @@
 package com.baeldung.eclipselink.springdata.pessimisticlocking;
 
-import javax.persistence.Entity;
+import jakarta.persistence.Entity;
 import java.math.BigDecimal;
 
 @Entity

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/pessimisticlocking/Individual.java

@@ -1,9 +1,9 @@
 package com.baeldung.eclipselink.springdata.pessimisticlocking;
 
-import javax.persistence.Entity;
+import jakarta.persistence.Entity;
-import javax.persistence.Id;
+import jakarta.persistence.Id;
-import javax.persistence.Inheritance;
+import jakarta.persistence.Inheritance;
-import javax.persistence.InheritanceType;
+import jakarta.persistence.InheritanceType;
 
 @Entity
 @Inheritance(strategy = InheritanceType.JOINED)

persistence-modules/spring-data-eclipselink/src/main/java/com/baeldung/eclipselink/springdata/pessimisticlocking/Student.java

@@ -1,8 +1,8 @@
 package com.baeldung.eclipselink.springdata.pessimisticlocking;
 
-import javax.persistence.Entity;
+import jakarta.persistence.Entity;
-import javax.persistence.Id;
+import jakarta.persistence.Id;
-import javax.persistence.OneToMany;
+import jakarta.persistence.OneToMany;
 import java.util.List;
 
 @Entity

persistence-modules/spring-data-eclipselink/src/test/java/com/baeldung/eclipselink/springdata/pessimisticlocking/PessimisticLockScopesIntegrationTest.java

@@ -1,14 +1,12 @@
 package com.baeldung.eclipselink.springdata.pessimisticlocking;
 
-import org.junit.Assert;
-import org.junit.BeforeClass;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.junit4.SpringRunner;
 
-import javax.persistence.*;
+import jakarta.persistence.*;
 import java.math.BigDecimal;
 import java.util.Arrays;
 import java.util.HashMap;

pom.xml

@@ -1244,7 +1244,7 @@
         <byte-buddy.version>1.12.13</byte-buddy.version>
 
         <!-- logging -->
-        <!-- overwriting in the slf4j and logback in the hibernate-jpa. When updated to the latest version remove the version from that module-->
+        <!-- overwriting in the slf4j and logback in the hibernate-jpa, spring-data-eclipselink. When updated to the latest version remove the version from that module-->
         <org.slf4j.version>1.7.32</org.slf4j.version>
         <logback.version>1.2.7</logback.version>
 

spring-cloud-modules/spring-cloud-openfeign/src/main/java/com/baeldung/cloud/openfeign/defaulterrorhandling/client/ProductClient.java

@@ -8,7 +8,7 @@ import org.springframework.web.bind.annotation.RequestMethod;
 import com.baeldung.cloud.openfeign.defaulterrorhandling.config.FeignConfig;
 import com.baeldung.cloud.openfeign.defaulterrorhandling.model.Product;
 
-@FeignClient(name = "product-client", url = "http://localhost:8084/product/", configuration = FeignConfig.class)
+@FeignClient(name = "product-client", url = "http://localhost:8088/product/", configuration = FeignConfig.class)
 public interface ProductClient {
 
     @RequestMapping(value = "{id}", method = RequestMethod.GET)

spring-cloud-modules/spring-cloud-openfeign/src/test/java/com/baeldung/cloud/openfeign/defaulterrorhandling/client/ProductClientUnitTest.java

@@ -34,8 +34,8 @@ public class ProductClientUnitTest {
 
     @Before
     public void startWireMockServer() {
-        wireMockServer = new WireMockServer(8084);
+        wireMockServer = new WireMockServer(8088);
-        configureFor("localhost", 8084);
+        configureFor("localhost", 8088);
         wireMockServer.start();
 
     }