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Revert "[BAEL-694] Hibernate immutable annotation (#1302)" (#1327) 

This reverts commit 6fbf90fd27.
This commit is contained in:
Grzegorz Piwowarek 2017-03-07 18:51:10 +01:00 committed by GitHub
parent a7bafc0775
commit 656afd6ff5
6 changed files with 0 additions and 229 deletions
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2
hibernate-immutable/README.md
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Article
- [Guide to @Immutable Annotation in Hibernate](http://inprogress.baeldung.com/?p=35824&preview=true)

30
hibernate-immutable/pom.xml
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<?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>
<groupId>com.baeldung</groupId>
<artifactId>hibernate-immutable</artifactId>
<version>1.0-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>4.3.10.Final</version>
</dependency>
<dependency>
<groupId>org.hsqldb</groupId>
<artifactId>hsqldb</artifactId>
<version>2.2.9</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.11</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>

52
hibernate-immutable/src/main/java/com/baeldung/entities/Event.java
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package com.baeldung.entities;
import org.hibernate.annotations.*;
import org.hibernate.annotations.CascadeType;
import javax.persistence.*;
import javax.persistence.Entity;
import javax.persistence.Table;
import java.util.Set;
@Entity
@Immutable
@Table(name = "events")
public class Event {
@Id
@Column(name = "event_id")
@GeneratedValue(generator = "increment")
@GenericGenerator(name = "increment", strategy = "increment")
private Long id;
@Column(name = "title")
private String title;
@ElementCollection
@Immutable
private Set<String> guestList;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
@Cascade({CascadeType.SAVE_UPDATE, CascadeType.DELETE})
public Set<String> getGuestList() {
return guestList;
}
public void setGuestList(Set<String> guestList) {
this.guestList = guestList;
}
}

29
hibernate-immutable/src/main/java/com/baeldung/util/HibernateUtil.java
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package com.baeldung.util;
import org.hibernate.SessionFactory;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
public class HibernateUtil {
private static final SessionFactory sessionFactory = buildSessionFactory();
private static SessionFactory buildSessionFactory() {
try {
// Create a session factory from hibernate.cfg.xml
Configuration configuration = new Configuration();
configuration.configure("hibernate.cfg.xml");
ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder()
.applySettings(configuration.getProperties())
.build();
return configuration.buildSessionFactory(serviceRegistry);
} catch (Throwable ex) {
System.out.println("Initial SessionFactory creation failed." + ex);
throw new ExceptionInInitializerError(ex);
}
}
public static SessionFactory getSessionFactory() {
return sessionFactory;
}
}

38
hibernate-immutable/src/main/resources/hibernate.cfg.xml
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<?xml version='1.0' encoding='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd">
<hibernate-configuration>
<session-factory>
<!-- Database connection settings -->
<property name="connection.driver_class">org.hsqldb.jdbcDriver</property>
<property name="connection.url">jdbc:hsqldb:hsql://localhost/xdb</property>
<property name="connection.username">sa</property>
<property name="connection.password"></property>
<!-- JDBC connection pool (use the built-in) -->
<property name="connection.pool_size">1</property>
<!-- SQL dialect -->
<property name="dialect">org.hibernate.dialect.HSQLDialect</property>
<!-- Enable Hibernate's automatic session context management -->
<property name="current_session_context_class">thread</property>
<!-- Disable the second-level cache -->
<property name="cache.provider_class">org.hibernate.cache.NoCacheProvider</property>
<!-- Echo all executed SQL to stdout -->
<property name="show_sql">true</property>
<!-- Drop and re-create the database schema on startup -->
<property name="hbm2ddl.auto">update</property>
<mapping class="com.baeldung.entities.Event"/>
</session-factory>
</hibernate-configuration>

78
hibernate-immutable/src/test/java/EventTest.java
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import com.baeldung.entities.Event;
import com.baeldung.util.HibernateUtil;
import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import javax.persistence.Table;
public class EventTest {
private Session session;
@Rule
public final ExpectedException exception = ExpectedException.none();
@Before
public void setup() {
session = HibernateUtil.getSessionFactory().getCurrentSession();
session.beginTransaction();
}
@After
public void teardown() {
HibernateUtil.getSessionFactory().close();
}
@Test
public void addEvent() {
Event event = new Event();
event.setTitle("Public Event");
session.save(event);
session.getTransaction().commit();
}
@Test
public void updateEvent() {
Event event = (Event) session.createQuery(
"FROM Event WHERE title='My Event'").list().get(0);
event.setTitle("Public Event");
session.saveOrUpdate(event);
session.getTransaction().commit();
}
@Test
public void deleteEvent() {
Event event = (Event) session.createQuery(
"FROM Event WHERE title='My Event'").list().get(0);
session.delete(event);
session.getTransaction().commit();
}
@Test
public void addGuest() {
Event event = (Event) session.createQuery(
"FROM Event WHERE title='Public Event'").list().get(0);
String newGuest = "Sara";
event.getGuestList().add(newGuest);
exception.expect(HibernateException.class);
session.save(event);
session.getTransaction().commit();
}
@Test
public void deleteCascade() {
Event event = (Event) session.createQuery(
"FROM Event WHERE title='Public Event'").list().get(0);
String guest = event.getGuestList().iterator().next();
event.getGuestList().remove(guest);
exception.expect(HibernateException.class);
session.saveOrUpdate(event);
session.getTransaction().commit();
}
}