[BAEL-9696] - Moved persistence-related modules into the persistence folder

This commit is contained in:
amit2103
2018-10-20 23:41:12 +05:30
parent 244aace788
commit 6c1722a5a2
230 changed files with 42 additions and 37 deletions
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### Relevant Articles:
- [Introduction to ActiveJDBC](http://www.baeldung.com/active-jdbc)
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>activejdbc</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<name>activejdbc</name>
<url>http://maven.apache.org</url>
<parent>
<artifactId>parent-modules</artifactId>
<groupId>com.baeldung</groupId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../../</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.javalite</groupId>
<artifactId>activejdbc</artifactId>
<version>${activejdbc.version}</version>
<exclusions>
<exclusion>
<groupId>opensymphony</groupId>
<artifactId>oscache</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.connector.version}</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-simple</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${java.version}</source>
<target>${java.version}</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
<plugin>
<groupId>org.javalite</groupId>
<artifactId>activejdbc-instrumentation</artifactId>
<version>${activejdbc.version}</version>
<executions>
<execution>
<phase>process-classes</phase>
<goals>
<goal>instrument</goal>
</goals>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.javalite</groupId>
<artifactId>db-migrator-maven-plugin</artifactId>
<version>${activejdbc.version}</version>
<configuration>
<configFile>${project.basedir}/src/main/resources/database.properties</configFile>
<environments>${environments}</environments>
</configuration>
<dependencies>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.connector.version}</version>
</dependency>
</dependencies>
</plugin>
</plugins>
</build>
<properties>
<activejdbc.version>2.0</activejdbc.version>
<environments>development.test,development</environments>
<mysql.connector.version>5.1.34</mysql.connector.version>
</properties>
</project>
@@ -0,0 +1,61 @@
package com.baeldung;
import com.baeldung.model.Employee;
import com.baeldung.model.Role;
import org.javalite.activejdbc.Base;
import org.javalite.activejdbc.LazyList;
import org.javalite.activejdbc.Model;
public class ActiveJDBCApp
{
public static void main( String[] args )
{
try {
Base.open();
ActiveJDBCApp app = new ActiveJDBCApp();
app.create();
app.update();
app.delete();
app.deleteCascade();
} catch (Exception e) {
e.printStackTrace();
} finally {
Base.close();
}
}
protected void create() {
Employee employee = new Employee("Hugo","C","M","BN");
employee.saveIt();
employee.add(new Role("Java Developer","BN"));
LazyList<Model> all = Employee.findAll();
System.out.println(all.size());
}
protected void update() {
Employee employee = Employee.findFirst("first_name = ?","Hugo");
employee.set("last_namea","Choi").saveIt();
employee = Employee.findFirst("last_name = ?","Choi");
System.out.println(employee.getString("first_name") + " " + employee.getString("last_name"));
}
protected void delete() {
Employee employee = Employee.findFirst("first_name = ?","Hugo");
employee.delete();
employee = Employee.findFirst("last_name = ?","Choi");
if(null == employee){
System.out.println("No such Employee found!");
}
}
protected void deleteCascade() {
create();
Employee employee = Employee.findFirst("first_name = ?","Hugo");
employee.deleteCascade();
employee = Employee.findFirst("last_name = ?","C");
if(null == employee){
System.out.println("No such Employee found!");
}
}
}
@@ -0,0 +1,23 @@
package com.baeldung.model;
import org.javalite.activejdbc.Model;
public class Employee extends Model {
public Employee(){
}
public Employee(String firstName, String lastName, String gender, String createdBy) {
set("first_name1",firstName);
set("last_name",lastName);
set("gender",gender);
set("created_by",createdBy);
}
public String getLastName() {
return getString("last_name");
}
}
@@ -0,0 +1,22 @@
package com.baeldung.model;
import org.javalite.activejdbc.Model;
import org.javalite.activejdbc.annotations.Table;
@Table("EMP_ROLES")
public class Role extends Model {
public Role(){
}
public Role(String role,String createdBy){
set("role_name",role);
set("created_by",createdBy);
}
public String getRoleName() {
return getString("role_name");
}
}
@@ -0,0 +1,25 @@
# noinspection SqlNoDataSourceInspectionForFile
create table organisation.employees
(
id int not null auto_increment
primary key,
first_name varchar(100) not null,
last_name varchar(100) not null,
gender varchar(1) not null,
created_at datetime not null,
updated_at datetime null,
created_by varchar(100) not null,
updated_by varchar(100) null
)ENGINE = InnoDB DEFAULT CHARSET = utf8;
create table organisation.emp_roles
(
id int not null auto_increment primary key,
employee_id int not null,
role_name varchar(100) not null,
created_at datetime not null,
updated_at datetime null,
created_by varchar(100) not null,
updated_by varchar(100) null
)ENGINE = InnoDB DEFAULT CHARSET = utf8;
@@ -0,0 +1,10 @@
development.driver=com.mysql.jdbc.Driver
development.username=root
development.password=123456
development.url=jdbc:mysql://localhost/organisation
development.test.driver=com.mysql.jdbc.Driver
development.test.username=root
development.test.password=123456
development.test.url=jdbc:mysql://localhost/organisation_test
@@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>
@@ -0,0 +1,51 @@
package com.baeldung;
import com.baeldung.model.Employee;
import com.baeldung.model.Role;
import org.javalite.activejdbc.test.DBSpec;
import org.junit.Test;
import java.util.List;
public class ActiveJDBCAppManualTest extends DBSpec
{
@Test
public void ifEmployeeCreated_thenIsValid() {
Employee employee = new Employee("B", "N", "M", "BN");
the(employee).shouldBe("valid");
}
@Test
public void ifEmployeeCreatedWithRoles_thenShouldPersist() {
Employee employee = new Employee("B", "N", "M", "BN");
employee.saveIt();
employee.add(new Role("Java Developer","BN"));
employee.add(new Role("Lead Java Developer","BN"));
a(Role.count()).shouldBeEqual(2);
List<Role> roles = employee.getAll(Role.class).orderBy("created_at");
the(roles.get(0).getRoleName()).shouldBeEqual("Java Developer");
the(roles.get(1).getRoleName()).shouldBeEqual("Lead Java Developer");
}
@Test
public void ifEmployeeCreatedWithRoles_whenNameUpdated_thenShouldShowNewName() {
Employee employee = new Employee("Binesh", "N", "M", "BN");
employee.saveIt();
employee.add(new Role("Java Developer","BN"));
employee.add(new Role("Lead Java Developer","BN"));
employee = Employee.findFirst("first_name = ?", "Binesh");
employee.set("last_name","Narayanan").saveIt();
Employee updated = Employee.findFirst("first_name = ?", "Binesh");
the(updated.getLastName()).shouldBeEqual("Narayanan");
}
@Test
public void ifEmployeeCreatedWithRoles_whenDeleted_thenShouldNotBeFound() {
Employee employee = new Employee("Binesh", "N", "M", "BN");
employee.saveIt();
employee.add(new Role("Java Developer","BN"));
employee.delete();
employee = Employee.findFirst("first_name = ?", "Binesh");
the(employee).shouldBeNull();
}
}
@@ -0,0 +1,4 @@
## Relevant articles:
- [Advanced Querying in Apache Cayenne](http://www.baeldung.com/apache-cayenne-query)
- [Introduction to Apache Cayenne ORM](http://www.baeldung.com/apache-cayenne-orm)
@@ -0,0 +1,49 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>apache-cayenne</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>apache-cayenne</name>
<description>Introduction to Apache Cayenne</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../../</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.cayenne</groupId>
<artifactId>cayenne-server</artifactId>
<version>${cayenne.version}</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.connector.version}</version>
<scope>runtime</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.cayenne.plugins</groupId>
<artifactId>cayenne-modeler-maven-plugin</artifactId>
<version>${cayenne.version}</version>
</plugin>
</plugins>
</build>
<properties>
<mysql.connector.version>5.1.44</mysql.connector.version>
<cayenne.version>4.0.M5</cayenne.version>
</properties>
</project>
@@ -0,0 +1,9 @@
package com.baeldung.apachecayenne.persistent;
import com.baeldung.apachecayenne.persistent.auto._Article;
public class Article extends _Article {
private static final long serialVersionUID = 1L;
}
@@ -0,0 +1,9 @@
package com.baeldung.apachecayenne.persistent;
import com.baeldung.apachecayenne.persistent.auto._Author;
public class Author extends _Author {
private static final long serialVersionUID = 1L;
}
@@ -0,0 +1,47 @@
package com.baeldung.apachecayenne.persistent.auto;
import org.apache.cayenne.CayenneDataObject;
import org.apache.cayenne.exp.Property;
import com.baeldung.apachecayenne.persistent.Author;
/**
* Class _Article was generated by Cayenne.
* It is probably a good idea to avoid changing this class manually,
* since it may be overwritten next time code is regenerated.
* If you need to make any customizations, please use subclass.
*/
public abstract class _Article extends CayenneDataObject {
private static final long serialVersionUID = 1L;
public static final String ID_PK_COLUMN = "id";
public static final Property<String> CONTENT = Property.create("content", String.class);
public static final Property<String> TITLE = Property.create("title", String.class);
public static final Property<Author> AUTHOR = Property.create("author", Author.class);
public void setContent(String content) {
writeProperty("content", content);
}
public String getContent() {
return (String)readProperty("content");
}
public void setTitle(String title) {
writeProperty("title", title);
}
public String getTitle() {
return (String)readProperty("title");
}
public void setAuthor(Author author) {
setToOneTarget("author", author, true);
}
public Author getAuthor() {
return (Author)readProperty("author");
}
}
@@ -0,0 +1,44 @@
package com.baeldung.apachecayenne.persistent.auto;
import java.util.List;
import org.apache.cayenne.CayenneDataObject;
import org.apache.cayenne.exp.Property;
import com.baeldung.apachecayenne.persistent.Article;
/**
* Class _Author was generated by Cayenne.
* It is probably a good idea to avoid changing this class manually,
* since it may be overwritten next time code is regenerated.
* If you need to make any customizations, please use subclass.
*/
public abstract class _Author extends CayenneDataObject {
private static final long serialVersionUID = 1L;
public static final String ID_PK_COLUMN = "id";
public static final Property<String> NAME = Property.create("name", String.class);
public static final Property<List<Article>> ARTICLES = Property.create("articles", List.class);
public void setName(String name) {
writeProperty("name", name);
}
public String getName() {
return (String)readProperty("name");
}
public void addToArticles(Article obj) {
addToManyTarget("articles", obj, true);
}
public void removeFromArticles(Article obj) {
removeToManyTarget("articles", obj, true);
}
@SuppressWarnings("unchecked")
public List<Article> getArticles() {
return (List<Article>)readProperty("articles");
}
}
@@ -0,0 +1,17 @@
<?xml version="1.0" encoding="utf-8"?>
<domain project-version="9">
<map name="datamap"/>
<node name="datanode"
factory="org.apache.cayenne.configuration.server.XMLPoolingDataSourceFactory"
schema-update-strategy="org.apache.cayenne.access.dbsync.CreateIfNoSchemaStrategy"
>
<map-ref name="datamap"/>
<data-source>
<driver value="com.mysql.jdbc.Driver"/>
<url value="jdbc:mysql://localhost:3306/intro_cayenne"/>
<connectionPool min="1" max="1"/>
<login userName="root" password="root"/>
</data-source>
</node>
</domain>
@@ -0,0 +1,32 @@
<?xml version="1.0" encoding="utf-8"?>
<data-map xmlns="http://cayenne.apache.org/schema/9/modelMap"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://cayenne.apache.org/schema/9/modelMap http://cayenne.apache.org/schema/9/modelMap.xsd"
project-version="9">
<property name="defaultPackage" value="com.baeldung.apachecayenne.persistent"/>
<db-entity name="article" catalog="intro_cayenne">
<db-attribute name="author_id" type="INTEGER" isMandatory="true" length="10"/>
<db-attribute name="content" type="VARCHAR" isMandatory="true" length="254"/>
<db-attribute name="id" type="INTEGER" isPrimaryKey="true" isGenerated="true" isMandatory="true" length="10"/>
<db-attribute name="title" type="VARCHAR" isMandatory="true" length="254"/>
</db-entity>
<db-entity name="author" catalog="intro_cayenne">
<db-attribute name="id" type="INTEGER" isPrimaryKey="true" isGenerated="true" isMandatory="true" length="10"/>
<db-attribute name="name" type="VARCHAR" isMandatory="true" length="254"/>
</db-entity>
<obj-entity name="Article" className="com.baeldung.apachecayenne.persistent.Article" dbEntityName="article">
<obj-attribute name="content" type="java.lang.String" db-attribute-path="content"/>
<obj-attribute name="title" type="java.lang.String" db-attribute-path="title"/>
</obj-entity>
<obj-entity name="Author" className="com.baeldung.apachecayenne.persistent.Author" dbEntityName="author">
<obj-attribute name="name" type="java.lang.String" db-attribute-path="name"/>
</obj-entity>
<db-relationship name="author" source="article" target="author" toMany="false">
<db-attribute-pair source="author_id" target="id"/>
</db-relationship>
<db-relationship name="articles" source="author" target="article" toMany="true">
<db-attribute-pair source="id" target="author_id"/>
</db-relationship>
<obj-relationship name="author" source="Article" target="Author" deleteRule="Nullify" db-relationship-path="author"/>
<obj-relationship name="articles" source="Author" target="Article" deleteRule="Deny" db-relationship-path="articles"/>
</data-map>
@@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>
@@ -0,0 +1,256 @@
package com.baeldung.apachecayenne;
import com.baeldung.apachecayenne.persistent.Author;
import org.apache.cayenne.ObjectContext;
import org.apache.cayenne.QueryResponse;
import org.apache.cayenne.configuration.server.ServerRuntime;
import org.apache.cayenne.exp.Expression;
import org.apache.cayenne.exp.ExpressionFactory;
import org.apache.cayenne.query.*;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import static junit.framework.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
public class CayenneAdvancedOperationLiveTest {
private static ObjectContext context = null;
@BeforeClass
public static void setupTheCayenneContext() {
ServerRuntime cayenneRuntime = ServerRuntime.builder()
.addConfig("cayenne-project.xml")
.build();
context = cayenneRuntime.newContext();
}
@Before
public void saveThreeAuthors() {
Author authorOne = context.newObject(Author.class);
authorOne.setName("Paul Xavier");
Author authorTwo = context.newObject(Author.class);
authorTwo.setName("pAuL Smith");
Author authorThree = context.newObject(Author.class);
authorThree.setName("Vicky Sarra");
context.commitChanges();
}
@After
public void deleteAllAuthors() {
SQLTemplate deleteAuthors = new SQLTemplate(Author.class, "delete from author");
context.performGenericQuery(deleteAuthors);
}
@Test
public void givenAuthors_whenFindAllSQLTmplt_thenWeGetThreeAuthors() {
SQLTemplate select = new SQLTemplate(Author.class, "select * from Author");
List<Author> authors = context.performQuery(select);
assertEquals(authors.size(), 3);
}
@Test
public void givenAuthors_whenFindByNameSQLTmplt_thenWeGetOneAuthor() {
SQLTemplate select = new SQLTemplate(Author.class, "select * from Author where name = 'Vicky Sarra'");
List<Author> authors = context.performQuery(select);
Author author = authors.get(0);
assertEquals(authors.size(), 1);
assertEquals(author.getName(), "Vicky Sarra");
}
@Test
public void givenAuthors_whenLikeSltQry_thenWeGetOneAuthor() {
Expression qualifier = ExpressionFactory.likeExp(Author.NAME.getName(), "Paul%");
SelectQuery query = new SelectQuery(Author.class, qualifier);
List<Author> authorsTwo = context.performQuery(query);
assertEquals(authorsTwo.size(), 1);
}
@Test
public void givenAuthors_whenCtnsIgnorCaseSltQry_thenWeGetTwoAuthors() {
Expression qualifier = ExpressionFactory.containsIgnoreCaseExp(Author.NAME.getName(), "Paul");
SelectQuery query = new SelectQuery(Author.class, qualifier);
List<Author> authors = context.performQuery(query);
assertEquals(authors.size(), 2);
}
@Test
public void givenAuthors_whenCtnsIgnorCaseEndsWSltQry_thenWeGetTwoAuthors() {
Expression qualifier = ExpressionFactory.containsIgnoreCaseExp(Author.NAME.getName(), "Paul")
.andExp(ExpressionFactory.endsWithExp(Author.NAME.getName(), "h"));
SelectQuery query = new SelectQuery(Author.class, qualifier);
List<Author> authors = context.performQuery(query);
Author author = authors.get(0);
assertEquals(authors.size(), 1);
assertEquals(author.getName(), "pAuL Smith");
}
@Test
public void givenAuthors_whenAscOrderingSltQry_thenWeGetOrderedAuthors() {
SelectQuery query = new SelectQuery(Author.class);
query.addOrdering(Author.NAME.asc());
List<Author> authors = query.select(context);
Author firstAuthor = authors.get(0);
assertEquals(authors.size(), 3);
assertEquals(firstAuthor.getName(), "Paul Xavier");
}
@Test
public void givenAuthors_whenDescOrderingSltQry_thenWeGetOrderedAuthors() {
SelectQuery query = new SelectQuery(Author.class);
query.addOrdering(Author.NAME.desc());
List<Author> authors = query.select(context);
Author firstAuthor = authors.get(0);
assertEquals(authors.size(), 3);
assertEquals(firstAuthor.getName(), "pAuL Smith");
}
@Test
public void givenAuthors_onContainsObjS_thenWeGetOneRecord() {
List<Author> authors = ObjectSelect.query(Author.class)
.where(Author.NAME.contains("Paul"))
.select(context);
assertEquals(authors.size(), 1);
}
@Test
public void givenAuthors_whenLikeObjS_thenWeGetTwoAuthors() {
List<Author> authors = ObjectSelect.query(Author.class)
.where(Author.NAME.likeIgnoreCase("Paul%"))
.select(context);
assertEquals(authors.size(), 2);
}
@Test
public void givenTwoAuthor_whenEndsWithObjS_thenWeGetOrderedAuthors() {
List<Author> authors = ObjectSelect.query(Author.class)
.where(Author.NAME.endsWith("Sarra"))
.select(context);
Author firstAuthor = authors.get(0);
assertEquals(authors.size(), 1);
assertEquals(firstAuthor.getName(), "Vicky Sarra");
}
@Test
public void givenTwoAuthor_whenInObjS_thenWeGetAuthors() {
List<String> names = Arrays.asList("Paul Xavier", "pAuL Smith", "Vicky Sarra");
List<Author> authors = ObjectSelect.query(Author.class)
.where(Author.NAME.in(names))
.select(context);
assertEquals(authors.size(), 3);
}
@Test
public void givenTwoAuthor_whenNinObjS_thenWeGetAuthors() {
List<String> names = Arrays.asList("Paul Xavier", "pAuL Smith");
List<Author> authors = ObjectSelect.query(Author.class)
.where(Author.NAME.nin(names))
.select(context);
Author author = authors.get(0);
assertEquals(authors.size(), 1);
assertEquals(author.getName(), "Vicky Sarra");
}
@Test
public void givenTwoAuthor_whenIsNotNullObjS_thenWeGetAuthors() {
List<Author> authors = ObjectSelect.query(Author.class)
.where(Author.NAME.isNotNull())
.select(context);
assertEquals(authors.size(), 3);
}
@Test
public void givenAuthors_whenFindAllEJBQL_thenWeGetThreeAuthors() {
EJBQLQuery query = new EJBQLQuery("select a FROM Author a");
List<Author> authors = context.performQuery(query);
assertEquals(authors.size(), 3);
}
@Test
public void givenAuthors_whenFindByNameEJBQL_thenWeGetOneAuthor() {
EJBQLQuery query = new EJBQLQuery("select a FROM Author a WHERE a.name = 'Vicky Sarra'");
List<Author> authors = context.performQuery(query);
Author author = authors.get(0);
assertEquals(authors.size(), 1);
assertEquals(author.getName(), "Vicky Sarra");
}
@Test
public void givenAuthors_whenUpdadingByNameEJBQL_thenWeGetTheUpdatedAuthor() {
EJBQLQuery query = new EJBQLQuery("UPDATE Author AS a SET a.name = 'Vicky Edison' WHERE a.name = 'Vicky Sarra'");
QueryResponse queryResponse = context.performGenericQuery(query);
EJBQLQuery queryUpdatedAuthor = new EJBQLQuery("select a FROM Author a WHERE a.name = 'Vicky Edison'");
List<Author> authors = context.performQuery(queryUpdatedAuthor);
Author author = authors.get(0);
assertNotNull(author);
}
@Test
public void givenAuthors_whenSeletingNamesEJBQL_thenWeGetListWithSizeThree() {
String [] args = {"Paul Xavier", "pAuL Smith", "Vicky Sarra"};
List<String> names = Arrays.asList(args);
EJBQLQuery query = new EJBQLQuery("select a.name FROM Author a");
List<String> nameList = context.performQuery(query);
Collections.sort(names);
Collections.sort(nameList);
assertEquals(names.size(), 3);
assertEquals(nameList.size(), 3);
assertEquals(names, nameList);
}
@Test
public void givenAuthors_whenDeletingAllWithEJB_thenWeGetNoAuthor() {
EJBQLQuery deleteQuery = new EJBQLQuery("delete FROM Author");
EJBQLQuery findAllQuery = new EJBQLQuery("select a FROM Author a");
context.performQuery(deleteQuery);
List<Author> objects = context.performQuery(findAllQuery);
assertEquals(objects.size(), 0);
}
@Test
public void givenAuthors_whenInsertingSQLExec_thenWeGetNewAuthor() {
int inserted = SQLExec
.query("INSERT INTO Author (name) VALUES ('Baeldung')")
.update(context);
assertEquals(inserted, 1);
}
@Test
public void givenAuthors_whenUpdatingSQLExec_thenItsUpdated() {
int updated = SQLExec
.query("UPDATE Author SET name = 'Baeldung' WHERE name = 'Vicky Sarra'")
.update(context);
assertEquals(updated, 1);
}
}
@@ -0,0 +1,131 @@
package com.baeldung.apachecayenne;
import com.baeldung.apachecayenne.persistent.Article;
import com.baeldung.apachecayenne.persistent.Author;
import org.apache.cayenne.ObjectContext;
import org.apache.cayenne.configuration.server.ServerRuntime;
import org.apache.cayenne.query.ObjectSelect;
import org.apache.cayenne.query.SQLTemplate;
import org.junit.After;
import org.junit.BeforeClass;
import org.junit.Test;
import java.util.List;
import static junit.framework.Assert.assertEquals;
import static org.junit.Assert.assertNull;
public class CayenneOperationLiveTest {
private static ObjectContext context = null;
@BeforeClass
public static void setupTheCayenneContext() {
ServerRuntime cayenneRuntime = ServerRuntime.builder()
.addConfig("cayenne-project.xml")
.build();
context = cayenneRuntime.newContext();
}
@After
public void deleteAllRecords() {
SQLTemplate deleteArticles = new SQLTemplate(Article.class, "delete from article");
SQLTemplate deleteAuthors = new SQLTemplate(Author.class, "delete from author");
context.performGenericQuery(deleteArticles);
context.performGenericQuery(deleteAuthors);
}
@Test
public void givenAuthor_whenInsert_thenWeGetOneRecordInTheDatabase() {
Author author = context.newObject(Author.class);
author.setName("Paul");
context.commitChanges();
long records = ObjectSelect.dataRowQuery(Author.class).selectCount(context);
assertEquals(1, records);
}
@Test
public void givenAuthor_whenInsert_andQueryByFirstName_thenWeGetTheAuthor() {
Author author = context.newObject(Author.class);
author.setName("Paul");
context.commitChanges();
Author expectedAuthor = ObjectSelect.query(Author.class)
.where(Author.NAME.eq("Paul"))
.selectOne(context);
assertEquals("Paul", expectedAuthor.getName());
}
@Test
public void givenTwoAuthor_whenInsert_andQueryAll_thenWeGetTwoAuthors() {
Author firstAuthor = context.newObject(Author.class);
firstAuthor.setName("Paul");
Author secondAuthor = context.newObject(Author.class);
secondAuthor.setName("Ludovic");
context.commitChanges();
List<Author> authors = ObjectSelect.query(Author.class).select(context);
assertEquals(2, authors.size());
}
@Test
public void givenAuthor_whenUpdating_thenWeGetAnUpatedeAuthor() {
Author author = context.newObject(Author.class);
author.setName("Paul");
context.commitChanges();
Author expectedAuthor = ObjectSelect.query(Author.class)
.where(Author.NAME.eq("Paul"))
.selectOne(context);
expectedAuthor.setName("Garcia");
context.commitChanges();
assertEquals(author.getName(), expectedAuthor.getName());
}
@Test
public void givenAuthor_whenDeleting_thenWeLostHisDetails() {
Author author = context.newObject(Author.class);
author.setName("Paul");
context.commitChanges();
Author savedAuthor = ObjectSelect.query(Author.class)
.where(Author.NAME.eq("Paul")).selectOne(context);
if(savedAuthor != null) {
context.deleteObjects(author);
context.commitChanges();
}
Author expectedAuthor = ObjectSelect.query(Author.class)
.where(Author.NAME.eq("Paul")).selectOne(context);
assertNull(expectedAuthor);
}
@Test
public void givenAuthor_whenAttachingToArticle_thenTheRelationIsMade() {
Author author = context.newObject(Author.class);
author.setName("Paul");
Article article = context.newObject(Article.class);
article.setTitle("My post title");
article.setContent("The content");
article.setAuthor(author);
context.commitChanges();
Author expectedAuthor = ObjectSelect.query(Author.class)
.where(Author.NAME.eq("Paul"))
.selectOne(context);
Article expectedArticle = (expectedAuthor.getArticles()).get(0);
assertEquals(article.getTitle(), expectedArticle.getTitle());
}
}
+4
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@@ -0,0 +1,4 @@
.classpath
.project
.settings
target/
+3
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@@ -0,0 +1,3 @@
### Relevant Articles:
- [Database Migrations with Flyway](http://www.baeldung.com/database-migrations-with-flyway)
- [A Guide to Flyway Callbacks](http://www.baeldung.com/flyway-callbacks)
@@ -0,0 +1,8 @@
CREATE TABLE IF NOT EXISTS `employee` (
`id` int NOT NULL AUTO_INCREMENT PRIMARY KEY,
`name` varchar(20),
`email` varchar(50),
`date_of_birth` timestamp
)ENGINE=InnoDB DEFAULT CHARSET=UTF8;
@@ -0,0 +1,8 @@
CREATE TABLE IF NOT EXISTS `department` (
`id` int NOT NULL AUTO_INCREMENT PRIMARY KEY,
`name` varchar(20)
)ENGINE=InnoDB DEFAULT CHARSET=UTF8;
ALTER TABLE `employee` ADD `dept_id` int AFTER `email`;
@@ -0,0 +1,5 @@
flyway.user=sa
flyway.password=
flyway.schemas=app-db
flyway.url=jdbc:h2:mem:DATABASE
flyway.locations=filesystem:db/migration
+71
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@@ -0,0 +1,71 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>flyway</artifactId>
<packaging>jar</packaging>
<name>flyway</name>
<description>Flyway Callbacks Demo</description>
<parent>
<artifactId>parent-boot-1</artifactId>
<groupId>com.baeldung</groupId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-1</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.flywaydb</groupId>
<artifactId>flyway-core</artifactId>
<version>${flyway-core.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jdbc</artifactId>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.flywaydb</groupId>
<artifactId>flyway-maven-plugin</artifactId>
<version>${flyway-maven-plugin.version}</version>
<dependencies>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>${h2.version}</version>
</dependency>
</dependencies>
</plugin>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
<properties>
<flyway-core.version>5.0.2</flyway-core.version>
<flyway-maven-plugin.version>5.0.2</flyway-maven-plugin.version>
<h2.version>1.4.195</h2.version>
</properties>
</project>
@@ -0,0 +1,33 @@
package com.baeldung.flywaycallbacks;
import java.sql.Connection;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.flywaydb.core.api.MigrationInfo;
import org.flywaydb.core.api.callback.BaseFlywayCallback;
public class ExampleFlywayCallback extends BaseFlywayCallback {
private Log log = LogFactory.getLog(getClass());
@Override
public void afterEachMigrate(Connection connection, MigrationInfo info) {
log.info("> afterEachMigrate");
}
@Override
public void afterMigrate(Connection connection) {
log.info("> afterMigrate");
}
@Override
public void beforeEachMigrate(Connection connection, MigrationInfo info) {
log.info("> beforeEachMigrate");
}
@Override
public void beforeMigrate(Connection connection) {
log.info("> beforeMigrate");
}
}
@@ -0,0 +1,13 @@
package com.baeldung.flywaycallbacks;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class FlywayApplication {
public static void main(String[] args) {
SpringApplication.run(FlywayApplication.class, args);
}
}
@@ -0,0 +1,5 @@
create table table_one (
id numeric,
name varchar(50),
constraint pk_table_one primary key (id)
);
@@ -0,0 +1,5 @@
create table table_two (
id numeric,
name varchar(50),
constraint pk_table_two primary key (id)
);
@@ -0,0 +1,19 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
</pattern>
</encoder>
</appender>
<logger name="org.springframework" level="WARN" />
<logger name="org.springframework.transaction" level="WARN" />
<!-- in order to debug some marshalling issues, this needs to be TRACE -->
<logger name="org.springframework.web.servlet.mvc" level="WARN" />
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>
@@ -0,0 +1,68 @@
package com.baeldung.flywaycallbacks;
import javax.sql.DataSource;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.flywaydb.core.Flyway;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.test.annotation.DirtiesContext;
import org.springframework.test.annotation.DirtiesContext.ClassMode;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringRunner;
@RunWith(SpringRunner.class)
@DirtiesContext(classMode = ClassMode.AFTER_EACH_TEST_METHOD)
@ContextConfiguration(classes = FlywayCallbackTestConfig.class)
public class FlywayApplicationUnitTest {
private Log log = LogFactory.getLog(getClass());
@Autowired
private DataSource dataSource;
@Test
public void migrateWithNoCallbacks() {
logTestBoundary("migrateWithNoCallbacks");
Flyway flyway = new Flyway();
flyway.setDataSource(dataSource);
flyway.setLocations("db/migration");
flyway.migrate();
}
@Test
public void migrateWithJavaCallbacks() {
logTestBoundary("migrateWithJavaCallbacks");
Flyway flyway = new Flyway();
flyway.setDataSource(dataSource);
flyway.setLocations("db/migration");
flyway.setCallbacks(new ExampleFlywayCallback());
flyway.migrate();
}
@Test
public void migrateWithSqlCallbacks() {
logTestBoundary("migrateWithSqlCallbacks");
Flyway flyway = new Flyway();
flyway.setDataSource(dataSource);
flyway.setLocations("db/migration", "db/callbacks");
flyway.migrate();
}
@Test
public void migrateWithSqlAndJavaCallbacks() {
logTestBoundary("migrateWithSqlAndJavaCallbacks");
Flyway flyway = new Flyway();
flyway.setDataSource(dataSource);
flyway.setLocations("db/migration", "db/callbacks");
flyway.setCallbacks(new ExampleFlywayCallback());
flyway.migrate();
}
private void logTestBoundary(String testName) {
System.out.println("\n");
log.info("> " + testName);
}
}
@@ -0,0 +1,21 @@
package com.baeldung.flywaycallbacks;
import javax.sql.DataSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
@Configuration
public class FlywayCallbackTestConfig {
@Bean
public DataSource createDatasource() {
EmbeddedDatabaseBuilder dbBuilder = new EmbeddedDatabaseBuilder();
return dbBuilder.setType(EmbeddedDatabaseType.H2)
.setName("DATABASE")
.build();
}
}
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@@ -0,0 +1,3 @@
### Relevant articles
- [HBase with Java](http://www.baeldung.com/hbase)
+38
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@@ -0,0 +1,38 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>hbase</artifactId>
<parent>
<artifactId>parent-modules</artifactId>
<groupId>com.baeldung</groupId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../../</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.hbase</groupId>
<artifactId>hbase-client</artifactId>
<version>${hbase.version}</version>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.hbase</groupId>
<artifactId>hbase</artifactId>
<version>${hbase.version}</version>
<type>pom</type>
</dependency>
</dependencies>
<properties>
<hbase.version>1.3.1</hbase.version>
</properties>
</project>
@@ -0,0 +1,193 @@
package org.baeldung.hbase;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.HColumnDescriptor;
import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.*;
import org.apache.hadoop.hbase.filter.*;
import org.apache.hadoop.hbase.filter.CompareFilter.CompareOp;
import org.apache.hadoop.hbase.filter.FilterList.Operator;
import org.apache.hadoop.hbase.util.Bytes;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
public class HBaseClientOperations {
private final static byte[] cellData = Bytes.toBytes("cell_data");
/**
* Drop tables if this value is set true.
*/
static boolean INITIALIZE_AT_FIRST = true;
/**
* <table>
* <tr>
* <tb>Row1</tb> <tb>Family1:Qualifier1</tb> <tb>Family1:Qualifier2</tb>
* </tr>
* <tr>
* <tb>Row2</tb> <tb>Family1:Qualifier1</tb> <tb>Family2:Qualifier3</tb>
* </tr>
* <tr>
* <tb>Row3</tb> <tb>Family1:Qualifier1</tb> <tb>Family2:Qualifier3</tb>
* </tr>
* </table>
*/
private final TableName table1 = TableName.valueOf("Table1");
private final String family1 = "Family1";
private final String family2 = "Family2";
private final byte[] row1 = Bytes.toBytes("Row1");
private final byte[] row2 = Bytes.toBytes("Row2");
private final byte[] row3 = Bytes.toBytes("Row3");
private final byte[] qualifier1 = Bytes.toBytes("Qualifier1");
private final byte[] qualifier2 = Bytes.toBytes("Qualifier2");
private final byte[] qualifier3 = Bytes.toBytes("Qualifier3");
private void createTable(Admin admin) throws IOException {
HTableDescriptor desc = new HTableDescriptor(table1);
desc.addFamily(new HColumnDescriptor(family1));
desc.addFamily(new HColumnDescriptor(family2));
admin.createTable(desc);
}
private void delete(Table table) throws IOException {
final byte[] rowToBeDeleted = Bytes.toBytes("RowToBeDeleted");
System.out.println("\n*** DELETE ~Insert data and then delete it~ ***");
System.out.println("Inserting a data to be deleted later.");
Put put = new Put(rowToBeDeleted);
put.addColumn(family1.getBytes(), qualifier1, cellData);
table.put(put);
Get get = new Get(rowToBeDeleted);
Result result = table.get(get);
byte[] value = result.getValue(family1.getBytes(), qualifier1);
System.out.println("Fetch the data: " + Bytes.toString(value));
assert Arrays.equals(cellData, value);
System.out.println("Deleting");
Delete delete = new Delete(rowToBeDeleted);
delete.addColumn(family1.getBytes(), qualifier1);
table.delete(delete);
result = table.get(get);
value = result.getValue(family1.getBytes(), qualifier1);
System.out.println("Fetch the data: " + Bytes.toString(value));
assert Arrays.equals(null, value);
System.out.println("Done. ");
}
private void deleteTable(Admin admin) throws IOException {
if (admin.tableExists(table1)) {
admin.disableTable(table1);
admin.deleteTable(table1);
}
}
private void filters(Table table) throws IOException {
System.out.println("\n*** FILTERS ~ scanning with filters to fetch a row of which key is larget than \"Row1\"~ ***");
Filter filter1 = new PrefixFilter(row1);
Filter filter2 = new QualifierFilter(CompareOp.GREATER_OR_EQUAL, new BinaryComparator(
qualifier1));
List<Filter> filters = Arrays.asList(filter1, filter2);
Scan scan = new Scan();
scan.setFilter(new FilterList(Operator.MUST_PASS_ALL, filters));
try (ResultScanner scanner = table.getScanner(scan)) {
int i = 0;
for (Result result : scanner) {
System.out.println("Filter " + scan.getFilter() + " matched row: " + result);
i++;
}
assert i == 2 : "This filtering sample should return 1 row but was " + i + ".";
}
System.out.println("Done. ");
}
private void get(Table table) throws IOException {
System.out.println("\n*** GET example ~fetching the data in Family1:Qualifier1~ ***");
Get g = new Get(row1);
Result r = table.get(g);
byte[] value = r.getValue(family1.getBytes(), qualifier1);
System.out.println("Fetched value: " + Bytes.toString(value));
assert Arrays.equals(cellData, value);
System.out.println("Done. ");
}
private void put(Admin admin, Table table) throws IOException {
System.out.println("\n*** PUT example ~inserting \"cell-data\" into Family1:Qualifier1 of Table1 ~ ***");
// Row1 => Family1:Qualifier1, Family1:Qualifier2
Put p = new Put(row1);
p.addImmutable(family1.getBytes(), qualifier1, cellData);
p.addImmutable(family1.getBytes(), qualifier2, cellData);
table.put(p);
// Row2 => Family1:Qualifier1, Family2:Qualifier3
p = new Put(row2);
p.addImmutable(family1.getBytes(), qualifier1, cellData);
p.addImmutable(family2.getBytes(), qualifier3, cellData);
table.put(p);
// Row3 => Family1:Qualifier1, Family2:Qualifier3
p = new Put(row3);
p.addImmutable(family1.getBytes(), qualifier1, cellData);
p.addImmutable(family2.getBytes(), qualifier3, cellData);
table.put(p);
admin.disableTable(table1);
try {
HColumnDescriptor desc = new HColumnDescriptor(row1);
admin.addColumn(table1, desc);
System.out.println("Success.");
} catch (Exception e) {
System.out.println("Failed.");
System.out.println(e.getMessage());
} finally {
admin.enableTable(table1);
}
System.out.println("Done. ");
}
public void run(Configuration config) throws IOException {
try (Connection connection = ConnectionFactory.createConnection(config)) {
Admin admin = connection.getAdmin();
if (INITIALIZE_AT_FIRST) {
deleteTable(admin);
}
if (!admin.tableExists(table1)) {
createTable(admin);
}
Table table = connection.getTable(table1);
put(admin, table);
get(table);
scan(table);
filters(table);
delete(table);
}
}
private void scan(Table table) throws IOException {
System.out.println("\n*** SCAN example ~fetching data in Family1:Qualifier1 ~ ***");
Scan scan = new Scan();
scan.addColumn(family1.getBytes(), qualifier1);
try (ResultScanner scanner = table.getScanner(scan)) {
for (Result result : scanner)
System.out.println("Found row: " + result);
}
System.out.println("Done.");
}
}
@@ -0,0 +1,38 @@
package org.baeldung.hbase;
import com.google.protobuf.ServiceException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.MasterNotRunningException;
import org.apache.hadoop.hbase.client.HBaseAdmin;
import java.io.IOException;
//install hbase locally & hbase master start
public class HbaseClientExample {
public static void main(String[] args) throws IOException, ServiceException {
new HbaseClientExample().connect();
}
private void connect() throws IOException, ServiceException {
Configuration config = HBaseConfiguration.create();
String path = this.getClass().getClassLoader().getResource("hbase-site.xml").getPath();
config.addResource(new Path(path));
try {
HBaseAdmin.checkHBaseAvailable(config);
} catch (MasterNotRunningException e) {
System.out.println("HBase is not running." + e.getMessage());
return;
}
HBaseClientOperations HBaseClientOperations = new HBaseClientOperations();
HBaseClientOperations.run(config);
}
}
@@ -0,0 +1,12 @@
<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<configuration>
<property>
<name>hbase.zookeeper.quorum</name>
<value>localhost</value>
</property>
<property>
<name>hbase.zookeeper.property.clientPort</name>
<value>2181</value>
</property>
</configuration>
@@ -0,0 +1,13 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>
+19
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@@ -0,0 +1,19 @@
## Relevant articles:
- [Dynamic Mapping with Hibernate](http://www.baeldung.com/hibernate-dynamic-mapping)
- [An Overview of Identifiers in Hibernate](http://www.baeldung.com/hibernate-identifiers)
- [Hibernate Mapping Date and Time](http://www.baeldung.com/hibernate-date-time)
- [Hibernate Inheritance Mapping](http://www.baeldung.com/hibernate-inheritance)
- [A Guide to Multitenancy in Hibernate 5](http://www.baeldung.com/hibernate-5-multitenancy)
- [Introduction to Hibernate Spatial](http://www.baeldung.com/hibernate-spatial)
- [Hibernate Interceptors](http://www.baeldung.com/hibernate-interceptor)
- [JPA Attribute Converters](http://www.baeldung.com/jpa-attribute-converters)
- [Mapping LOB Data in Hibernate](http://www.baeldung.com/hibernate-lob)
- [@Immutable in Hibernate](http://www.baeldung.com/hibernate-immutable)
- [Pessimistic Locking in JPA](http://www.baeldung.com/jpa-pessimistic-locking)
- [Bootstrapping JPA Programmatically in Java](http://www.baeldung.com/java-bootstrap-jpa)
- [Optimistic Locking in JPA](http://www.baeldung.com/jpa-optimistic-locking)
- [Hibernate Entity Lifecycle](https://www.baeldung.com/hibernate-entity-lifecycle)
- [Mapping A Hibernate Query to a Custom Class](https://www.baeldung.com/hibernate-query-to-custom-class)
- [@JoinColumn Annotation Explained](https://www.baeldung.com/jpa-join-column)
- [Hibernate 5 Naming Strategy Configuration](https://www.baeldung.com/hibernate-naming-strategy)
+68
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@@ -0,0 +1,68 @@
<?xml version="1.0"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd" xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>hibernate5</artifactId>
<version>0.0.1-SNAPSHOT</version>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../../</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>${hibernate.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj-core.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>${h2database.version}</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-spatial</artifactId>
<version>${hibernate.version}</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>${mysql.version}</version>
</dependency>
<dependency>
<groupId>ch.vorburger.mariaDB4j</groupId>
<artifactId>mariaDB4j</artifactId>
<version>${mariaDB4j.version}</version>
</dependency>
</dependencies>
<build>
<finalName>hibernate5</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
</build>
<properties>
<hibernate.version>5.3.2.Final</hibernate.version>
<mysql.version>6.0.6</mysql.version>
<mariaDB4j.version>2.2.3</mariaDB4j.version>
<h2database.version>1.4.196</h2database.version>
<assertj-core.version>3.8.0</assertj-core.version>
</properties>
</project>
@@ -0,0 +1,128 @@
package com.baeldung.hibernate;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URL;
import java.util.Properties;
import com.baeldung.hibernate.entities.DeptEmployee;
import com.baeldung.hibernate.optimisticlocking.OptimisticLockingCourse;
import com.baeldung.hibernate.optimisticlocking.OptimisticLockingStudent;
import com.baeldung.hibernate.pessimisticlocking.Individual;
import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingCourse;
import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingEmployee;
import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingStudent;
import com.baeldung.hibernate.pojo.*;
import com.baeldung.hibernate.pojo.Person;
import com.baeldung.hibernate.pojo.inheritance.*;
import org.apache.commons.lang3.StringUtils;
import org.hibernate.SessionFactory;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.service.ServiceRegistry;
import com.baeldung.hibernate.pojo.Course;
import com.baeldung.hibernate.pojo.Employee;
import com.baeldung.hibernate.pojo.EntityDescription;
import com.baeldung.hibernate.pojo.OrderEntry;
import com.baeldung.hibernate.pojo.OrderEntryIdClass;
import com.baeldung.hibernate.pojo.OrderEntryPK;
import com.baeldung.hibernate.pojo.Person;
import com.baeldung.hibernate.pojo.Phone;
import com.baeldung.hibernate.pojo.PointEntity;
import com.baeldung.hibernate.pojo.PolygonEntity;
import com.baeldung.hibernate.pojo.Product;
import com.baeldung.hibernate.pojo.Student;
import com.baeldung.hibernate.pojo.TemporalValues;
import com.baeldung.hibernate.pojo.User;
import com.baeldung.hibernate.pojo.UserProfile;
import com.baeldung.hibernate.pojo.inheritance.Animal;
import com.baeldung.hibernate.pojo.inheritance.Bag;
import com.baeldung.hibernate.pojo.inheritance.Book;
import com.baeldung.hibernate.pojo.inheritance.Car;
import com.baeldung.hibernate.pojo.inheritance.MyEmployee;
import com.baeldung.hibernate.pojo.inheritance.MyProduct;
import com.baeldung.hibernate.pojo.inheritance.Pen;
import com.baeldung.hibernate.pojo.inheritance.Pet;
import com.baeldung.hibernate.pojo.inheritance.Vehicle;
public class HibernateUtil {
private static SessionFactory sessionFactory;
private static String PROPERTY_FILE_NAME;
public static SessionFactory getSessionFactory() throws IOException {
return getSessionFactory(null);
}
public static SessionFactory getSessionFactory(String propertyFileName) throws IOException {
PROPERTY_FILE_NAME = propertyFileName;
if (sessionFactory == null) {
ServiceRegistry serviceRegistry = configureServiceRegistry();
sessionFactory = makeSessionFactory(serviceRegistry);
}
return sessionFactory;
}
private static SessionFactory makeSessionFactory(ServiceRegistry serviceRegistry) {
MetadataSources metadataSources = new MetadataSources(serviceRegistry);
metadataSources.addPackage("com.baeldung.hibernate.pojo");
metadataSources.addAnnotatedClass(Employee.class);
metadataSources.addAnnotatedClass(Phone.class);
metadataSources.addAnnotatedClass(EntityDescription.class);
metadataSources.addAnnotatedClass(TemporalValues.class);
metadataSources.addAnnotatedClass(User.class);
metadataSources.addAnnotatedClass(Student.class);
metadataSources.addAnnotatedClass(Course.class);
metadataSources.addAnnotatedClass(Product.class);
metadataSources.addAnnotatedClass(OrderEntryPK.class);
metadataSources.addAnnotatedClass(OrderEntry.class);
metadataSources.addAnnotatedClass(OrderEntryIdClass.class);
metadataSources.addAnnotatedClass(UserProfile.class);
metadataSources.addAnnotatedClass(Book.class);
metadataSources.addAnnotatedClass(MyEmployee.class);
metadataSources.addAnnotatedClass(MyProduct.class);
metadataSources.addAnnotatedClass(Pen.class);
metadataSources.addAnnotatedClass(Person.class);
metadataSources.addAnnotatedClass(Animal.class);
metadataSources.addAnnotatedClass(Pet.class);
metadataSources.addAnnotatedClass(Vehicle.class);
metadataSources.addAnnotatedClass(Car.class);
metadataSources.addAnnotatedClass(Bag.class);
metadataSources.addAnnotatedClass(PointEntity.class);
metadataSources.addAnnotatedClass(PolygonEntity.class);
metadataSources.addAnnotatedClass(com.baeldung.hibernate.pojo.Person.class);
metadataSources.addAnnotatedClass(Individual.class);
metadataSources.addAnnotatedClass(PessimisticLockingEmployee.class);
metadataSources.addAnnotatedClass(PessimisticLockingStudent.class);
metadataSources.addAnnotatedClass(PessimisticLockingCourse.class);
metadataSources.addAnnotatedClass(com.baeldung.hibernate.pessimisticlocking.Customer.class);
metadataSources.addAnnotatedClass(com.baeldung.hibernate.pessimisticlocking.Address.class);
metadataSources.addAnnotatedClass(DeptEmployee.class);
metadataSources.addAnnotatedClass(com.baeldung.hibernate.entities.Department.class);
metadataSources.addAnnotatedClass(OptimisticLockingCourse.class);
metadataSources.addAnnotatedClass(OptimisticLockingStudent.class);
Metadata metadata = metadataSources.buildMetadata();
return metadata.getSessionFactoryBuilder()
.build();
}
private static ServiceRegistry configureServiceRegistry() throws IOException {
Properties properties = getProperties();
return new StandardServiceRegistryBuilder().applySettings(properties)
.build();
}
private static Properties getProperties() throws IOException {
Properties properties = new Properties();
URL propertiesURL = Thread.currentThread()
.getContextClassLoader()
.getResource(StringUtils.defaultString(PROPERTY_FILE_NAME, "hibernate.properties"));
try (FileInputStream inputStream = new FileInputStream(propertiesURL.getFile())) {
properties.load(inputStream);
}
return properties;
}
}
@@ -0,0 +1,8 @@
package com.baeldung.hibernate;
public class UnsupportedTenancyException extends Exception {
public UnsupportedTenancyException (String message) {
super(message);
}
}
@@ -0,0 +1,61 @@
package com.baeldung.hibernate.converters;
import javax.persistence.AttributeConverter;
import javax.persistence.Converter;
import com.baeldung.hibernate.pojo.PersonName;
@Converter
public class PersonNameConverter implements AttributeConverter<PersonName, String> {
private static final String SEPARATOR = ", ";
@Override
public String convertToDatabaseColumn(PersonName personName) {
if (personName == null) {
return null;
}
StringBuilder sb = new StringBuilder();
if (personName.getSurname() != null && !personName.getSurname()
.isEmpty()) {
sb.append(personName.getSurname());
sb.append(SEPARATOR);
}
if (personName.getName() != null && !personName.getName()
.isEmpty()) {
sb.append(personName.getName());
}
return sb.toString();
}
@Override
public PersonName convertToEntityAttribute(String dbPersonName) {
if (dbPersonName == null || dbPersonName.isEmpty()) {
return null;
}
String[] pieces = dbPersonName.split(SEPARATOR);
if (pieces == null || pieces.length == 0) {
return null;
}
PersonName personName = new PersonName();
String firstPiece = !pieces[0].isEmpty() ? pieces[0] : null;
if (dbPersonName.contains(SEPARATOR)) {
personName.setSurname(firstPiece);
if (pieces.length >= 2 && pieces[1] != null && !pieces[1].isEmpty()) {
personName.setName(pieces[1]);
}
} else {
personName.setName(firstPiece);
}
return personName;
}
}
@@ -0,0 +1,45 @@
package com.baeldung.hibernate.entities;
import java.util.List;
import javax.persistence.*;
@Entity
public class Department {
@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE)
private long id;
private String name;
@OneToMany(mappedBy="department")
private List<DeptEmployee> employees;
public Department(String name) {
this.name = name;
}
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public List<DeptEmployee> getEmployees() {
return employees;
}
public void setEmployees(List<DeptEmployee> employees) {
this.employees = employees;
}
}
@@ -0,0 +1,65 @@
package com.baeldung.hibernate.entities;
import javax.persistence.*;
@Entity
public class DeptEmployee {
@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE)
private long id;
private String employeeNumber;
private String designation;
private String name;
@ManyToOne
private Department department;
public DeptEmployee(String name, String employeeNumber, Department department) {
this.name = name;
this.employeeNumber = employeeNumber;
this.department = department;
}
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public String getEmployeeNumber() {
return employeeNumber;
}
public void setEmployeeNumber(String employeeNumber) {
this.employeeNumber = employeeNumber;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Department getDepartment() {
return department;
}
public void setDepartment(Department department) {
this.department = department;
}
public String getDesignation() {
return designation;
}
public void setDesignation(String designation) {
this.designation = designation;
}
}
@@ -0,0 +1,32 @@
package com.baeldung.hibernate.interceptors;
import java.io.Serializable;
import java.util.Date;
import org.hibernate.EmptyInterceptor;
import org.hibernate.type.Type;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.baeldung.hibernate.interceptors.entity.User;
public class CustomInterceptor extends EmptyInterceptor {
private static final Logger logger = LoggerFactory.getLogger(CustomInterceptor.class);
@Override
public boolean onSave(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {
if (entity instanceof User) {
logger.info(((User) entity).toString());
}
return super.onSave(entity, id, state, propertyNames, types);
}
@Override
public boolean onFlushDirty(Object entity, Serializable id, Object[] currentState, Object [] previousState, String[] propertyNames, Type[] types) {
if (entity instanceof User) {
((User) entity).setLastModified(new Date());
logger.info(((User) entity).toString());
}
return super.onFlushDirty(entity, id, currentState, previousState, propertyNames, types);
}
}
@@ -0,0 +1,122 @@
package com.baeldung.hibernate.interceptors;
import java.io.Serializable;
import java.util.Iterator;
import org.hibernate.CallbackException;
import org.hibernate.EntityMode;
import org.hibernate.Interceptor;
import org.hibernate.Transaction;
import org.hibernate.type.Type;
public class CustomInterceptorImpl implements Interceptor, Serializable {
@Override
public boolean onLoad(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) throws CallbackException {
// TODO Auto-generated method stub
return false;
}
@Override
public boolean onFlushDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState, String[] propertyNames, Type[] types) throws CallbackException {
// TODO Auto-generated method stub
return false;
}
@Override
public boolean onSave(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) throws CallbackException {
// TODO Auto-generated method stub
return false;
}
@Override
public void onDelete(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) throws CallbackException {
// TODO Auto-generated method stub
}
@Override
public void onCollectionRecreate(Object collection, Serializable key) throws CallbackException {
// TODO Auto-generated method stub
}
@Override
public void onCollectionRemove(Object collection, Serializable key) throws CallbackException {
// TODO Auto-generated method stub
}
@Override
public void onCollectionUpdate(Object collection, Serializable key) throws CallbackException {
// TODO Auto-generated method stub
}
@Override
public void preFlush(Iterator entities) throws CallbackException {
// TODO Auto-generated method stub
}
@Override
public void postFlush(Iterator entities) throws CallbackException {
// TODO Auto-generated method stub
}
@Override
public Boolean isTransient(Object entity) {
// TODO Auto-generated method stub
return null;
}
@Override
public int[] findDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState, String[] propertyNames, Type[] types) {
// TODO Auto-generated method stub
return null;
}
@Override
public Object instantiate(String entityName, EntityMode entityMode, Serializable id) throws CallbackException {
// TODO Auto-generated method stub
return null;
}
@Override
public String getEntityName(Object object) throws CallbackException {
// TODO Auto-generated method stub
return null;
}
@Override
public Object getEntity(String entityName, Serializable id) throws CallbackException {
// TODO Auto-generated method stub
return null;
}
@Override
public void afterTransactionBegin(Transaction tx) {
// TODO Auto-generated method stub
}
@Override
public void beforeTransactionCompletion(Transaction tx) {
// TODO Auto-generated method stub
}
@Override
public void afterTransactionCompletion(Transaction tx) {
// TODO Auto-generated method stub
}
@Override
public String onPrepareStatement(String sql) {
// TODO Auto-generated method stub
return null;
}
}
@@ -0,0 +1,79 @@
package com.baeldung.hibernate.interceptors;
import org.apache.commons.lang3.StringUtils;
import org.hibernate.Interceptor;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.SessionFactoryBuilder;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.service.ServiceRegistry;
import com.baeldung.hibernate.interceptors.entity.User;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URL;
import java.util.Properties;
public class HibernateUtil {
private static SessionFactory sessionFactory;
private static String PROPERTY_FILE_NAME;
public static SessionFactory getSessionFactory() throws IOException {
return getSessionFactory(null);
}
public static SessionFactory getSessionFactory(String propertyFileName) throws IOException {
PROPERTY_FILE_NAME = propertyFileName;
if (sessionFactory == null) {
ServiceRegistry serviceRegistry = configureServiceRegistry();
sessionFactory = getSessionFactoryBuilder(serviceRegistry).build();
}
return sessionFactory;
}
public static SessionFactory getSessionFactoryWithInterceptor(String propertyFileName, Interceptor interceptor) throws IOException {
PROPERTY_FILE_NAME = propertyFileName;
if (sessionFactory == null) {
ServiceRegistry serviceRegistry = configureServiceRegistry();
sessionFactory = getSessionFactoryBuilder(serviceRegistry).applyInterceptor(interceptor)
.build();
}
return sessionFactory;
}
public static Session getSessionWithInterceptor(Interceptor interceptor) throws IOException {
return getSessionFactory().withOptions()
.interceptor(interceptor)
.openSession();
}
private static SessionFactoryBuilder getSessionFactoryBuilder(ServiceRegistry serviceRegistry) {
MetadataSources metadataSources = new MetadataSources(serviceRegistry);
metadataSources.addPackage("com.baeldung.hibernate.interceptors");
metadataSources.addAnnotatedClass(User.class);
Metadata metadata = metadataSources.buildMetadata();
return metadata.getSessionFactoryBuilder();
}
private static ServiceRegistry configureServiceRegistry() throws IOException {
Properties properties = getProperties();
return new StandardServiceRegistryBuilder().applySettings(properties)
.build();
}
private static Properties getProperties() throws IOException {
Properties properties = new Properties();
URL propertiesURL = Thread.currentThread()
.getContextClassLoader()
.getResource(StringUtils.defaultString(PROPERTY_FILE_NAME, "hibernate-interceptors.properties"));
try (FileInputStream inputStream = new FileInputStream(propertiesURL.getFile())) {
properties.load(inputStream);
}
return properties;
}
}
@@ -0,0 +1,64 @@
package com.baeldung.hibernate.interceptors.entity;
import java.util.Date;
import javax.persistence.Basic;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
@Entity(name = "hbi_user")
public class User {
@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE)
private long id;
private String name;
private String about;
@Basic
@Temporal(TemporalType.DATE)
private Date lastModified;
public User() {
}
public User(String name) {
this.name = name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Date getLastModified() {
return lastModified;
}
public void setLastModified(Date lastModified) {
this.lastModified = lastModified;
}
public long getId() {
return id;
}
public String getAbout() {
return about;
}
public void setAbout(String about) {
this.about = about;
}
@Override
public String toString() {
return String.format("ID: %d\nName: %s\nLast Modified: %s\nAbout: %s\n", getId(), getName(), getLastModified(), getAbout());
}
}
@@ -0,0 +1,34 @@
package com.baeldung.hibernate.joincolumn;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
public class Address {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@Column(name = "ZIP")
private String zipCode;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getZipCode() {
return zipCode;
}
public void setZipCode(String zipCode) {
this.zipCode = zipCode;
}
}
@@ -0,0 +1,47 @@
package com.baeldung.hibernate.joincolumn;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
@Entity
public class Email {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
private String address;
@ManyToOne(fetch = FetchType.LAZY)
@JoinColumn(name = "employee_id")
private Employee employee;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public Employee getEmployee() {
return employee;
}
public void setEmployee(Employee employee) {
this.employee = employee;
}
}
@@ -0,0 +1,36 @@
package com.baeldung.hibernate.joincolumn;
import java.util.List;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.OneToMany;
@Entity
public class Employee {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@OneToMany(fetch = FetchType.LAZY, mappedBy = "employee")
private List<Email> emails;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public List<Email> getEmails() {
return emails;
}
public void setEmails(List<Email> emails) {
this.emails = emails;
}
}
@@ -0,0 +1,41 @@
package com.baeldung.hibernate.joincolumn;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinColumns;
import javax.persistence.ManyToOne;
@Entity
public class Office {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private Long id;
@ManyToOne(fetch = FetchType.LAZY)
@JoinColumns({
@JoinColumn(name="ADDR_ID", referencedColumnName="ID"),
@JoinColumn(name="ADDR_ZIP", referencedColumnName="ZIP")
})
private Address address;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Address getAddress() {
return address;
}
public void setAddress(Address address) {
this.address = address;
}
}
@@ -0,0 +1,34 @@
package com.baeldung.hibernate.jpabootstrap.application;
import com.baeldung.hibernate.jpabootstrap.config.JpaEntityManagerFactory;
import com.baeldung.hibernate.jpabootstrap.entities.User;
import javax.persistence.EntityManager;
public class Application {
public static void main(String[] args) {
EntityManager entityManager = getJpaEntityManager();
User user = entityManager.find(User.class, 1);
System.out.println(user);
entityManager.getTransaction().begin();
user.setName("John");
user.setEmail("john@domain.com");
entityManager.merge(user);
entityManager.getTransaction().commit();
entityManager.getTransaction().begin();
entityManager.persist(new User("Monica", "monica@domain.com"));
entityManager.getTransaction().commit();
// additional CRUD operations
}
private static class EntityManagerHolder {
private static final EntityManager ENTITY_MANAGER = new JpaEntityManagerFactory(
new Class[]{User.class}).getEntityManager();
}
public static EntityManager getJpaEntityManager() {
return EntityManagerHolder.ENTITY_MANAGER;
}
}
@@ -0,0 +1,131 @@
package com.baeldung.hibernate.jpabootstrap.config;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Properties;
import javax.sql.DataSource;
import javax.persistence.SharedCacheMode;
import javax.persistence.ValidationMode;
import javax.persistence.spi.ClassTransformer;
import javax.persistence.spi.PersistenceUnitInfo;
import javax.persistence.spi.PersistenceUnitTransactionType;
import org.hibernate.jpa.HibernatePersistenceProvider;
public class HibernatePersistenceUnitInfo implements PersistenceUnitInfo {
public static final String JPA_VERSION = "2.1";
private final String persistenceUnitName;
private PersistenceUnitTransactionType transactionType = PersistenceUnitTransactionType.RESOURCE_LOCAL;
private final List<String> managedClassNames;
private final List<String> mappingFileNames = new ArrayList<>();
private final Properties properties;
private DataSource jtaDataSource;
private DataSource nonjtaDataSource;
private final List<ClassTransformer> transformers = new ArrayList<>();
public HibernatePersistenceUnitInfo(String persistenceUnitName, List<String> managedClassNames, Properties properties) {
this.persistenceUnitName = persistenceUnitName;
this.managedClassNames = managedClassNames;
this.properties = properties;
}
@Override
public String getPersistenceUnitName() {
return persistenceUnitName;
}
@Override
public String getPersistenceProviderClassName() {
return HibernatePersistenceProvider.class.getName();
}
@Override
public PersistenceUnitTransactionType getTransactionType() {
return transactionType;
}
public HibernatePersistenceUnitInfo setJtaDataSource(DataSource jtaDataSource) {
this.jtaDataSource = jtaDataSource;
this.nonjtaDataSource = null;
transactionType = PersistenceUnitTransactionType.JTA;
return this;
}
@Override
public DataSource getJtaDataSource() {
return jtaDataSource;
}
public HibernatePersistenceUnitInfo setNonJtaDataSource(DataSource nonJtaDataSource) {
this.nonjtaDataSource = nonJtaDataSource;
this.jtaDataSource = null;
transactionType = PersistenceUnitTransactionType.RESOURCE_LOCAL;
return this;
}
@Override
public DataSource getNonJtaDataSource() {
return nonjtaDataSource;
}
@Override
public List<String> getMappingFileNames() {
return mappingFileNames;
}
@Override
public List<URL> getJarFileUrls() {
return Collections.emptyList();
}
@Override
public URL getPersistenceUnitRootUrl() {
return null;
}
@Override
public List<String> getManagedClassNames() {
return managedClassNames;
}
@Override
public boolean excludeUnlistedClasses() {
return false;
}
@Override
public SharedCacheMode getSharedCacheMode() {
return SharedCacheMode.UNSPECIFIED;
}
@Override
public ValidationMode getValidationMode() {
return ValidationMode.AUTO;
}
public Properties getProperties() {
return properties;
}
@Override
public String getPersistenceXMLSchemaVersion() {
return JPA_VERSION;
}
@Override
public ClassLoader getClassLoader() {
return Thread.currentThread().getContextClassLoader();
}
@Override
public void addTransformer(ClassTransformer transformer) {
transformers.add(transformer);
}
@Override
public ClassLoader getNewTempClassLoader() {
return null;
}
}
@@ -0,0 +1,69 @@
package com.baeldung.hibernate.jpabootstrap.config;
import com.mysql.cj.jdbc.MysqlDataSource;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.stream.Collectors;
import javax.persistence.EntityManager;
import javax.sql.DataSource;
import javax.persistence.EntityManagerFactory;
import javax.persistence.spi.PersistenceUnitInfo;
import org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl;
import org.hibernate.jpa.boot.internal.PersistenceUnitInfoDescriptor;
public class JpaEntityManagerFactory {
private final String DB_URL = "jdbc:mysql://databaseurl";
private final String DB_USER_NAME = "username";
private final String DB_PASSWORD = "password";
private final Class[] entityClasses;
public JpaEntityManagerFactory(Class[] entityClasses) {
this.entityClasses = entityClasses;
}
public EntityManager getEntityManager() {
return getEntityManagerFactory().createEntityManager();
}
protected EntityManagerFactory getEntityManagerFactory() {
PersistenceUnitInfo persistenceUnitInfo = getPersistenceUnitInfo(getClass().getSimpleName());
Map<String, Object> configuration = new HashMap<>();
return new EntityManagerFactoryBuilderImpl(new PersistenceUnitInfoDescriptor(persistenceUnitInfo), configuration)
.build();
}
protected HibernatePersistenceUnitInfo getPersistenceUnitInfo(String name) {
return new HibernatePersistenceUnitInfo(name, getEntityClassNames(), getProperties());
}
protected List<String> getEntityClassNames() {
return Arrays.asList(getEntities())
.stream()
.map(Class::getName)
.collect(Collectors.toList());
}
protected Properties getProperties() {
Properties properties = new Properties();
properties.put("hibernate.dialect", "org.hibernate.dialect.MySQLDialect");
properties.put("hibernate.id.new_generator_mappings", false);
properties.put("hibernate.connection.datasource", getMysqlDataSource());
return properties;
}
protected Class[] getEntities() {
return entityClasses;
}
protected DataSource getMysqlDataSource() {
MysqlDataSource mysqlDataSource = new MysqlDataSource();
mysqlDataSource.setURL(DB_URL);
mysqlDataSource.setUser(DB_USER_NAME);
mysqlDataSource.setPassword(DB_PASSWORD);
return mysqlDataSource;
}
}
@@ -0,0 +1,45 @@
package com.baeldung.hibernate.jpabootstrap.entities;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;
@Entity
@Table(name = "users")
public class User {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
private long id;
private String name;
private String email;
public User(){}
public User(String name, String email) {
this.name = name;
this.email = email;
}
public void setName(String name) {
this.name = name;
}
public void setEmail(String email) {
this.email = email;
}
public long getId() {
return id;
}
public String getName() {
return name;
}
public String getEmail() {
return email;
}
}
@@ -0,0 +1,26 @@
package com.baeldung.hibernate.lifecycle;
import org.hibernate.EmptyInterceptor;
import org.hibernate.type.Type;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;
public class DirtyDataInspector extends EmptyInterceptor {
private static final ArrayList<FootballPlayer> dirtyEntities = new ArrayList<>();
@Override
public boolean onFlushDirty(Object entity, Serializable id, Object[] currentState, Object[] previousState, String[] propertyNames, Type[] types) {
dirtyEntities.add((FootballPlayer) entity);
return true;
}
public static List<FootballPlayer> getDirtyEntities() {
return dirtyEntities;
}
public static void clearDirtyEntitites() {
dirtyEntities.clear();
}
}
@@ -0,0 +1,35 @@
package com.baeldung.hibernate.lifecycle;
import javax.persistence.*;
@Entity
@Table(name = "Football_Player")
public class FootballPlayer {
@Id
@GeneratedValue
private long id;
@Column
private String name;
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
@Override
public String toString() {
return "FootballPlayer{" + "id=" + id + ", name='" + name + '\'' + '}';
}
}
@@ -0,0 +1,96 @@
package com.baeldung.hibernate.lifecycle;
import org.h2.tools.RunScript;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.SessionFactoryBuilder;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.engine.spi.EntityEntry;
import org.hibernate.engine.spi.SessionImplementor;
import org.hibernate.service.ServiceRegistry;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.stream.Collectors;
public class HibernateLifecycleUtil {
private static SessionFactory sessionFactory;
private static Connection connection;
public static void init() throws Exception {
Properties hbConfigProp = getHibernateProperties();
Class.forName(hbConfigProp.getProperty("hibernate.connection.driver_class"));
connection = DriverManager.getConnection(hbConfigProp.getProperty("hibernate.connection.url"), hbConfigProp.getProperty("hibernate.connection.username"), hbConfigProp.getProperty("hibernate.connection.password"));
try (InputStream h2InitStream = Thread.currentThread().getContextClassLoader().getResourceAsStream("lifecycle-init.sql");
InputStreamReader h2InitReader = new InputStreamReader(h2InitStream)) {
RunScript.execute(connection, h2InitReader);
}
ServiceRegistry serviceRegistry = configureServiceRegistry();
sessionFactory = getSessionFactoryBuilder(serviceRegistry).applyInterceptor(new DirtyDataInspector()).build();
}
public static void tearDown() throws Exception {
sessionFactory.close();
connection.close();
}
public static SessionFactory getSessionFactory() {
return sessionFactory;
}
private static SessionFactoryBuilder getSessionFactoryBuilder(ServiceRegistry serviceRegistry) {
MetadataSources metadataSources = new MetadataSources(serviceRegistry);
metadataSources.addAnnotatedClass(FootballPlayer.class);
Metadata metadata = metadataSources.buildMetadata();
return metadata.getSessionFactoryBuilder();
}
private static ServiceRegistry configureServiceRegistry() throws IOException {
Properties properties = getHibernateProperties();
return new StandardServiceRegistryBuilder().applySettings(properties).build();
}
private static Properties getHibernateProperties() throws IOException {
Properties properties = new Properties();
URL propertiesURL = Thread.currentThread().getContextClassLoader().getResource("hibernate-lifecycle.properties");
try (FileInputStream inputStream = new FileInputStream(propertiesURL.getFile())) {
properties.load(inputStream);
}
return properties;
}
public static List<EntityEntry> getManagedEntities(Session session) {
Map.Entry<Object, EntityEntry>[] entries = ((SessionImplementor) session).getPersistenceContext().reentrantSafeEntityEntries();
return Arrays.stream(entries).map(e -> e.getValue()).collect(Collectors.toList());
}
public static Transaction startTransaction(Session s) {
Transaction tx = s.getTransaction();
tx.begin();
return tx;
}
public static int queryCount(String query) throws Exception {
try (ResultSet rs = connection.createStatement().executeQuery(query)) {
rs.next();
return rs.getInt(1);
}
}
}
@@ -0,0 +1,61 @@
package com.baeldung.hibernate.lob;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URL;
import java.util.Properties;
import org.apache.commons.lang3.StringUtils;
import org.hibernate.SessionFactory;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.service.ServiceRegistry;
import com.baeldung.hibernate.lob.model.User;
public class HibernateSessionUtil {
private static SessionFactory sessionFactory;
private static String PROPERTY_FILE_NAME;
public static SessionFactory getSessionFactory() throws IOException {
return getSessionFactory(null);
}
public static SessionFactory getSessionFactory(String propertyFileName) throws IOException {
PROPERTY_FILE_NAME = propertyFileName;
if (sessionFactory == null) {
ServiceRegistry serviceRegistry = configureServiceRegistry();
sessionFactory = makeSessionFactory(serviceRegistry);
}
return sessionFactory;
}
private static SessionFactory makeSessionFactory(ServiceRegistry serviceRegistry) {
MetadataSources metadataSources = new MetadataSources(serviceRegistry);
metadataSources.addAnnotatedClass(User.class);
Metadata metadata = metadataSources.buildMetadata();
return metadata.getSessionFactoryBuilder()
.build();
}
private static ServiceRegistry configureServiceRegistry() throws IOException {
Properties properties = getProperties();
return new StandardServiceRegistryBuilder().applySettings(properties)
.build();
}
private static Properties getProperties() throws IOException {
Properties properties = new Properties();
URL propertiesURL = Thread.currentThread()
.getContextClassLoader()
.getResource(StringUtils.defaultString(PROPERTY_FILE_NAME, "hibernate.properties"));
try (FileInputStream inputStream = new FileInputStream(propertiesURL.getFile())) {
properties.load(inputStream);
}
return properties;
}
}
@@ -0,0 +1,46 @@
package com.baeldung.hibernate.lob.model;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Lob;
import javax.persistence.Table;
@Entity
@Table(name="user")
public class User {
@Id
private String id;
@Column(name = "name", columnDefinition="VARCHAR(128)")
private String name;
@Lob
@Column(name = "photo", columnDefinition="BLOB")
private byte[] photo;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public byte[] getPhoto() {
return photo;
}
public void setPhoto(byte[] photo) {
this.photo = photo;
}
}
@@ -0,0 +1,47 @@
package com.baeldung.hibernate.namingstrategy;
import org.hibernate.boot.model.naming.Identifier;
import org.hibernate.boot.model.naming.PhysicalNamingStrategy;
import org.hibernate.engine.jdbc.env.spi.JdbcEnvironment;
public class CustomPhysicalNamingStrategy implements PhysicalNamingStrategy {
@Override
public Identifier toPhysicalCatalogName(final Identifier identifier, final JdbcEnvironment jdbcEnv) {
return convertToSnakeCase(identifier);
}
@Override
public Identifier toPhysicalColumnName(final Identifier identifier, final JdbcEnvironment jdbcEnv) {
return convertToSnakeCase(identifier);
}
@Override
public Identifier toPhysicalSchemaName(final Identifier identifier, final JdbcEnvironment jdbcEnv) {
return convertToSnakeCase(identifier);
}
@Override
public Identifier toPhysicalSequenceName(final Identifier identifier, final JdbcEnvironment jdbcEnv) {
return convertToSnakeCase(identifier);
}
@Override
public Identifier toPhysicalTableName(final Identifier identifier, final JdbcEnvironment jdbcEnv) {
return convertToSnakeCase(identifier);
}
private Identifier convertToSnakeCase(final Identifier identifier) {
if (identifier == null) {
return identifier;
}
final String regex = "([a-z])([A-Z])";
final String replacement = "$1_$2";
final String newName = identifier.getText()
.replaceAll(regex, replacement)
.toLowerCase();
return Identifier.toIdentifier(newName);
}
}
@@ -0,0 +1,56 @@
package com.baeldung.hibernate.namingstrategy;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.Table;
@Entity
@Table(name = "Customers")
public class Customer {
@Id
@GeneratedValue
private Long id;
private String firstName;
private String lastName;
@Column(name = "email")
private String emailAddress;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public String getEmailAddress() {
return emailAddress;
}
public void setEmailAddress(String emailAddress) {
this.emailAddress = emailAddress;
}
}
@@ -0,0 +1,48 @@
package com.baeldung.hibernate.optimisticlocking;
import javax.persistence.*;
@Entity
public class OptimisticLockingCourse {
@Id
private Long id;
private String name;
@ManyToOne
@JoinTable(name = "optimistic_student_course")
private OptimisticLockingStudent student;
public OptimisticLockingCourse(Long id, String name) {
this.id = id;
this.name = name;
}
public OptimisticLockingCourse() {
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public OptimisticLockingStudent getStudent() {
return student;
}
public void setStudent(OptimisticLockingStudent student) {
this.student = student;
}
}
@@ -0,0 +1,70 @@
package com.baeldung.hibernate.optimisticlocking;
import javax.persistence.*;
import java.util.List;
@Entity
public class OptimisticLockingStudent {
@Id
private Long id;
private String name;
private String lastName;
@Version
private Integer version;
@OneToMany(mappedBy = "student")
private List<OptimisticLockingCourse> courses;
public OptimisticLockingStudent(Long id, String name, String lastName, List<OptimisticLockingCourse> courses) {
this.id = id;
this.name = name;
this.lastName = lastName;
this.courses = courses;
}
public OptimisticLockingStudent() {
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Integer getVersion() {
return version;
}
public void setVersion(Integer version) {
this.version = version;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public List<OptimisticLockingCourse> getCourses() {
return courses;
}
public void setCourses(List<OptimisticLockingCourse> courses) {
this.courses = courses;
}
}
@@ -0,0 +1,34 @@
package com.baeldung.hibernate.pessimisticlocking;
import javax.persistence.Embeddable;
@Embeddable
public class Address {
private String country;
private String city;
public Address(String country, String city) {
this.country = country;
this.city = city;
}
public Address() {
}
public String getCountry() {
return country;
}
public void setCountry(String country) {
this.country = country;
}
public String getCity() {
return city;
}
public void setCity(String city) {
this.city = city;
}
}
@@ -0,0 +1,58 @@
package com.baeldung.hibernate.pessimisticlocking;
import javax.persistence.*;
import java.util.List;
@Entity
public class Customer {
@Id
private Long customerId;
private String name;
private String lastName;
@ElementCollection
@CollectionTable(name = "customer_address")
private List<Address> addressList;
public Customer() {
}
public Customer(Long customerId, String name, String lastName, List<Address> addressList) {
this.customerId = customerId;
this.name = name;
this.lastName = lastName;
this.addressList = addressList;
}
public Long getCustomerId() {
return customerId;
}
public void setCustomerId(Long customerId) {
this.customerId = customerId;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public List<Address> getAddressList() {
return addressList;
}
public void setAddressList(List<Address> addressList) {
this.addressList = addressList;
}
}
@@ -0,0 +1,49 @@
package com.baeldung.hibernate.pessimisticlocking;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Inheritance;
import javax.persistence.InheritanceType;
@Entity
@Inheritance(strategy = InheritanceType.JOINED)
public class Individual {
@Id
private Long id;
private String name;
private String lastName;
public Individual(Long id, String name, String lastName) {
this.id = id;
this.name = name;
this.lastName = lastName;
}
public Individual() {
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
}
@@ -0,0 +1,47 @@
package com.baeldung.hibernate.pessimisticlocking;
import javax.persistence.*;
@Entity
public class PessimisticLockingCourse {
@Id
private Long courseId;
private String name;
@ManyToOne
@JoinTable(name = "student_course")
private PessimisticLockingStudent student;
public PessimisticLockingCourse(Long courseId, String name, PessimisticLockingStudent student) {
this.courseId = courseId;
this.name = name;
this.student = student;
}
public PessimisticLockingCourse() {
}
public Long getCourseId() {
return courseId;
}
public void setCourseId(Long courseId) {
this.courseId = courseId;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public PessimisticLockingStudent getStudent() {
return student;
}
public void setStudent(PessimisticLockingStudent students) {
this.student = students;
}
}
@@ -0,0 +1,27 @@
package com.baeldung.hibernate.pessimisticlocking;
import javax.persistence.Entity;
import java.math.BigDecimal;
@Entity
public class PessimisticLockingEmployee extends Individual {
private BigDecimal salary;
public PessimisticLockingEmployee(Long id, String name, String lastName, BigDecimal salary) {
super(id, name, lastName);
this.salary = salary;
}
public PessimisticLockingEmployee() {
super();
}
public BigDecimal getSalary() {
return salary;
}
public void setSalary(BigDecimal average) {
this.salary = average;
}
}
@@ -0,0 +1,46 @@
package com.baeldung.hibernate.pessimisticlocking;
import javax.persistence.*;
import java.util.List;
@Entity
public class PessimisticLockingStudent {
@Id
private Long id;
private String name;
@OneToMany(mappedBy = "student")
private List<PessimisticLockingCourse> courses;
public PessimisticLockingStudent(Long id, String name) {
this.id = id;
this.name = name;
}
public PessimisticLockingStudent() {
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public List<PessimisticLockingCourse> getCourses() {
return courses;
}
public void setCourses(List<PessimisticLockingCourse> courses) {
this.courses = courses;
}
}
@@ -0,0 +1,27 @@
package com.baeldung.hibernate.pojo;
import java.util.UUID;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
public class Course {
@Id
@GeneratedValue
private UUID courseId;
public UUID getCourseId() {
return courseId;
}
public void setCourseId(UUID courseId) {
this.courseId = courseId;
}
}
@@ -0,0 +1,25 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.TableGenerator;
@Entity
public class Department {
@Id
@GeneratedValue(strategy = GenerationType.TABLE, generator="table-generator")
@TableGenerator (name="table-generator", table="dep_ids", pkColumnName="seq_id", valueColumnName="seq_value")
private long depId;
public long getDepId() {
return depId;
}
public void setDepId(long depId) {
this.depId = depId;
}
}
@@ -0,0 +1,87 @@
package com.baeldung.hibernate.pojo;
import org.hibernate.annotations.*;
import javax.persistence.Entity;
import javax.persistence.*;
import java.io.Serializable;
import java.util.HashSet;
import java.util.Set;
@Entity
@Where(clause = "deleted = false")
@FilterDef(name = "incomeLevelFilter", parameters = @ParamDef(name = "incomeLimit", type = "int"))
@Filter(name = "incomeLevelFilter", condition = "grossIncome > :incomeLimit")
public class Employee implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
private long grossIncome;
private int taxInPercents;
private boolean deleted;
public long getTaxJavaWay() {
return grossIncome * taxInPercents / 100;
}
@Formula("grossIncome * taxInPercents / 100")
private long tax;
@OneToMany
@JoinColumn(name = "employee_id")
@Where(clause = "deleted = false")
private Set<Phone> phones = new HashSet<>(0);
public Employee() {
}
public Employee(long grossIncome, int taxInPercents) {
this.grossIncome = grossIncome;
this.taxInPercents = taxInPercents;
}
public Integer getId() {
return id;
}
public long getGrossIncome() {
return grossIncome;
}
public int getTaxInPercents() {
return taxInPercents;
}
public long getTax() {
return tax;
}
public void setId(Integer id) {
this.id = id;
}
public void setGrossIncome(long grossIncome) {
this.grossIncome = grossIncome;
}
public void setTaxInPercents(int taxInPercents) {
this.taxInPercents = taxInPercents;
}
public boolean getDeleted() {
return deleted;
}
public void setDeleted(boolean deleted) {
this.deleted = deleted;
}
public Set<Phone> getPhones() {
return phones;
}
}
@@ -0,0 +1,55 @@
package com.baeldung.hibernate.pojo;
import org.hibernate.annotations.Any;
import javax.persistence.*;
import java.io.Serializable;
@Entity
public class EntityDescription implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
private String description;
@Any(
metaDef = "EntityDescriptionMetaDef",
metaColumn = @Column(name = "entity_type")
)
@JoinColumn(name = "entity_id")
private Serializable entity;
public EntityDescription() {
}
public EntityDescription(String description, Serializable entity) {
this.description = description;
this.entity = entity;
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public Serializable getEntity() {
return entity;
}
public void setEntity(Serializable entity) {
this.entity = entity;
}
}
@@ -0,0 +1,20 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.EmbeddedId;
import javax.persistence.Entity;
@Entity
public class OrderEntry {
@EmbeddedId
private OrderEntryPK entryId;
public OrderEntryPK getEntryId() {
return entryId;
}
public void setEntryId(OrderEntryPK entryId) {
this.entryId = entryId;
}
}
@@ -0,0 +1,31 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.IdClass;
@Entity
@IdClass(OrderEntryPK.class)
public class OrderEntryIdClass {
@Id
private long orderId;
@Id
private long productId;
public long getOrderId() {
return orderId;
}
public void setOrderId(long orderId) {
this.orderId = orderId;
}
public long getProductId() {
return productId;
}
public void setProductId(long productId) {
this.productId = productId;
}
}
@@ -0,0 +1,46 @@
package com.baeldung.hibernate.pojo;
import java.io.Serializable;
import java.util.Objects;
import javax.persistence.Embeddable;
@Embeddable
public class OrderEntryPK implements Serializable {
private long orderId;
private long productId;
public long getOrderId() {
return orderId;
}
public void setOrderId(long orderId) {
this.orderId = orderId;
}
public long getProductId() {
return productId;
}
public void setProductId(long productId) {
this.productId = productId;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
OrderEntryPK pk = (OrderEntryPK) o;
return Objects.equals(orderId, pk.orderId) && Objects.equals(productId, pk.productId);
}
@Override
public int hashCode() {
return Objects.hash(orderId, productId);
}
}
@@ -0,0 +1,32 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Convert;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import com.baeldung.hibernate.converters.PersonNameConverter;
@Entity(name = "PersonTable")
public class Person {
@Id
@GeneratedValue
private Long id;
@Convert(converter = PersonNameConverter.class)
private PersonName personName;
public PersonName getPersonName() {
return personName;
}
public void setPersonName(PersonName personName) {
this.personName = personName;
}
public Long getId() {
return id;
}
}
@@ -0,0 +1,29 @@
package com.baeldung.hibernate.pojo;
import java.io.Serializable;
public class PersonName implements Serializable {
private static final long serialVersionUID = 7883094644631050150L;
private String name;
private String surname;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getSurname() {
return surname;
}
public void setSurname(String surname) {
this.surname = surname;
}
}
@@ -0,0 +1,50 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import java.io.Serializable;
@Entity
public class Phone implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
private boolean deleted;
private String number;
public Phone() {
}
public Phone(String number) {
this.number = number;
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public boolean isDeleted() {
return deleted;
}
public void setDeleted(boolean deleted) {
this.deleted = deleted;
}
public String getNumber() {
return number;
}
public void setNumber(String number) {
this.number = number;
}
}
@@ -0,0 +1,41 @@
package com.baeldung.hibernate.pojo;
import com.vividsolutions.jts.geom.Point;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
public class PointEntity {
@Id
@GeneratedValue
private Long id;
private Point point;
public PointEntity() {
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Point getPoint() {
return point;
}
public void setPoint(Point point) {
this.point = point;
}
@Override
public String toString() {
return "PointEntity{" + "id=" + id + ", point=" + point + '}';
}
}
@@ -0,0 +1,38 @@
package com.baeldung.hibernate.pojo;
import com.vividsolutions.jts.geom.Polygon;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
@Entity
public class PolygonEntity {
@Id
@GeneratedValue
private Long id;
private Polygon polygon;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public Polygon getPolygon() {
return polygon;
}
public void setPolygon(Polygon polygon) {
this.polygon = polygon;
}
@Override
public String toString() {
return "PolygonEntity{" + "id=" + id + ", polygon=" + polygon + '}';
}
}
@@ -0,0 +1,26 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import org.hibernate.annotations.GenericGenerator;
import org.hibernate.annotations.Parameter;
@Entity
public class Product {
@Id
@GeneratedValue(generator = "prod-generator")
@GenericGenerator(name = "prod-generator", parameters = @Parameter(name = "prefix", value = "prod"), strategy = "com.baeldung.hibernate.pojo.generator.MyGenerator")
private String prodId;
public String getProdId() {
return prodId;
}
public void setProdId(String prodId) {
this.prodId = prodId;
}
}
@@ -0,0 +1,31 @@
package com.baeldung.hibernate.pojo;
public class Result {
private String employeeName;
private String departmentName;
public Result(String employeeName, String departmentName) {
this.employeeName = employeeName;
this.departmentName = departmentName;
}
public Result() {
}
public String getEmployeeName() {
return employeeName;
}
public void setEmployeeName(String employeeName) {
this.employeeName = employeeName;
}
public String getDepartmentName() {
return departmentName;
}
public void setDepartmentName(String departmentName) {
this.departmentName = departmentName;
}
}
@@ -0,0 +1,23 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
@Entity
public class Student {
@Id
@GeneratedValue (strategy = GenerationType.SEQUENCE)
private long studentId;
public long getStudentId() {
return studentId;
}
public void setStudent_id(long studentId) {
this.studentId = studentId;
}
}
@@ -0,0 +1,195 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.*;
import java.io.Serializable;
import java.sql.Date;
import java.sql.Time;
import java.sql.Timestamp;
import java.time.*;
import java.util.Calendar;
@Entity
public class TemporalValues implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private long id;
@Basic
private java.sql.Date sqlDate;
@Basic
private java.sql.Time sqlTime;
@Basic
private java.sql.Timestamp sqlTimestamp;
@Basic
@Temporal(TemporalType.DATE)
private java.util.Date utilDate;
@Basic
@Temporal(TemporalType.TIME)
private java.util.Date utilTime;
@Basic
@Temporal(TemporalType.TIMESTAMP)
private java.util.Date utilTimestamp;
@Basic
@Temporal(TemporalType.DATE)
private java.util.Calendar calendarDate;
@Basic
@Temporal(TemporalType.TIMESTAMP)
private java.util.Calendar calendarTimestamp;
@Basic
private java.time.LocalDate localDate;
@Basic
private java.time.LocalTime localTime;
@Basic
private java.time.OffsetTime offsetTime;
@Basic
private java.time.Instant instant;
@Basic
private java.time.LocalDateTime localDateTime;
@Basic
private java.time.OffsetDateTime offsetDateTime;
@Basic
private java.time.ZonedDateTime zonedDateTime;
public long getId() {
return id;
}
public void setId(long id) {
this.id = id;
}
public Date getSqlDate() {
return sqlDate;
}
public void setSqlDate(Date sqlDate) {
this.sqlDate = sqlDate;
}
public Time getSqlTime() {
return sqlTime;
}
public void setSqlTime(Time sqlTime) {
this.sqlTime = sqlTime;
}
public Timestamp getSqlTimestamp() {
return sqlTimestamp;
}
public void setSqlTimestamp(Timestamp sqlTimestamp) {
this.sqlTimestamp = sqlTimestamp;
}
public java.util.Date getUtilDate() {
return utilDate;
}
public void setUtilDate(java.util.Date utilDate) {
this.utilDate = utilDate;
}
public java.util.Date getUtilTime() {
return utilTime;
}
public void setUtilTime(java.util.Date utilTime) {
this.utilTime = utilTime;
}
public java.util.Date getUtilTimestamp() {
return utilTimestamp;
}
public void setUtilTimestamp(java.util.Date utilTimestamp) {
this.utilTimestamp = utilTimestamp;
}
public Calendar getCalendarDate() {
return calendarDate;
}
public void setCalendarDate(Calendar calendarDate) {
this.calendarDate = calendarDate;
}
public Calendar getCalendarTimestamp() {
return calendarTimestamp;
}
public void setCalendarTimestamp(Calendar calendarTimestamp) {
this.calendarTimestamp = calendarTimestamp;
}
public LocalDate getLocalDate() {
return localDate;
}
public void setLocalDate(LocalDate localDate) {
this.localDate = localDate;
}
public LocalTime getLocalTime() {
return localTime;
}
public void setLocalTime(LocalTime localTime) {
this.localTime = localTime;
}
public OffsetTime getOffsetTime() {
return offsetTime;
}
public void setOffsetTime(OffsetTime offsetTime) {
this.offsetTime = offsetTime;
}
public Instant getInstant() {
return instant;
}
public void setInstant(Instant instant) {
this.instant = instant;
}
public LocalDateTime getLocalDateTime() {
return localDateTime;
}
public void setLocalDateTime(LocalDateTime localDateTime) {
this.localDateTime = localDateTime;
}
public OffsetDateTime getOffsetDateTime() {
return offsetDateTime;
}
public void setOffsetDateTime(OffsetDateTime offsetDateTime) {
this.offsetDateTime = offsetDateTime;
}
public ZonedDateTime getZonedDateTime() {
return zonedDateTime;
}
public void setZonedDateTime(ZonedDateTime zonedDateTime) {
this.zonedDateTime = zonedDateTime;
}
}
@@ -0,0 +1,34 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import org.hibernate.annotations.GenericGenerator;
import org.hibernate.annotations.Parameter;
@Entity
public class User {
@Id
@GeneratedValue(generator = "sequence-generator")
@GenericGenerator(
name = "sequence-generator",
strategy = "org.hibernate.id.enhanced.SequenceStyleGenerator",
parameters = {
@Parameter(name = "sequence_name", value = "user_sequence"),
@Parameter(name = "initial_value", value = "4"),
@Parameter(name = "increment_size", value = "1")
}
)
private long userId;
public long getUserId() {
return userId;
}
public void setUserId(long userId) {
this.userId = userId;
}
}
@@ -0,0 +1,34 @@
package com.baeldung.hibernate.pojo;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.MapsId;
import javax.persistence.OneToOne;
@Entity
public class UserProfile {
@Id
private long profileId;
@OneToOne
@MapsId
private User user;
public long getProfileId() {
return profileId;
}
public void setProfileId(long profileId) {
this.profileId = profileId;
}
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
}
@@ -0,0 +1,41 @@
package com.baeldung.hibernate.pojo.generator;
import java.io.Serializable;
import java.util.Properties;
import java.util.stream.Stream;
import org.hibernate.HibernateException;
import org.hibernate.MappingException;
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.id.Configurable;
import org.hibernate.id.IdentifierGenerator;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.type.Type;
public class MyGenerator implements IdentifierGenerator, Configurable {
private String prefix;
@Override
public Serializable generate(SharedSessionContractImplementor session, Object obj) throws HibernateException {
String query = String.format("select %s from %s",
session.getEntityPersister(obj.getClass().getName(), obj).getIdentifierPropertyName(),
obj.getClass().getSimpleName());
Stream<String> ids = session.createQuery(query).stream();
Long max = ids.map(o -> o.replace(prefix + "-", ""))
.mapToLong(Long::parseLong)
.max()
.orElse(0L);
return prefix + "-" + (max + 1);
}
@Override
public void configure(Type type, Properties properties, ServiceRegistry serviceRegistry) throws MappingException {
prefix = properties.getProperty("prefix");
}
}
@@ -0,0 +1,40 @@
package com.baeldung.hibernate.pojo.inheritance;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Inheritance;
import javax.persistence.InheritanceType;
@Entity
@Inheritance(strategy = InheritanceType.JOINED)
public class Animal {
@Id
private long animalId;
private String species;
public Animal() {}
public Animal(long animalId, String species) {
this.animalId = animalId;
this.species = species;
}
public long getAnimalId() {
return animalId;
}
public void setAnimalId(long animalId) {
this.animalId = animalId;
}
public String getSpecies() {
return species;
}
public void setSpecies(String species) {
this.species = species;
}
}
@@ -0,0 +1,38 @@
package com.baeldung.hibernate.pojo.inheritance;
import javax.persistence.Entity;
import javax.persistence.Id;
import org.hibernate.annotations.Polymorphism;
import org.hibernate.annotations.PolymorphismType;
@Entity
@Polymorphism(type = PolymorphismType.EXPLICIT)
public class Bag implements Item {
@Id
private long bagId;
private String type;
public Bag(long bagId, String type) {
this.bagId = bagId;
this.type = type;
}
public long getBagId() {
return bagId;
}
public void setBagId(long bagId) {
this.bagId = bagId;
}
public String getType() {
return type;
}
public void setType(String type) {
this.type = type;
}
}
@@ -0,0 +1,27 @@
package com.baeldung.hibernate.pojo.inheritance;
import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;
@Entity
@DiscriminatorValue("1")
public class Book extends MyProduct {
private String author;
public Book() {
}
public Book(long productId, String name, String author) {
super(productId, name);
this.author = author;
}
public String getAuthor() {
return author;
}
public void setAuthor(String author) {
this.author = author;
}
}
@@ -0,0 +1,25 @@
package com.baeldung.hibernate.pojo.inheritance;
import javax.persistence.Entity;
@Entity
public class Car extends Vehicle {
private String engine;
public Car() {
}
public Car(long vehicleId, String manufacturer, String engine) {
super(vehicleId, manufacturer);
this.engine = engine;
}
public String getEngine() {
return engine;
}
public void setEngine(String engine) {
this.engine = engine;
}
}
@@ -0,0 +1,5 @@
package com.baeldung.hibernate.pojo.inheritance;
public interface Item {
}

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