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Switch to Hibernate 3 with <persistence-context>

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This commit is contained in:
Rossen Stoyanchev
2014-02-09 17:43:32 -05:00
parent 1ccc67b79e
commit 0b2a4ac3d2
6 changed files with 133 additions and 15 deletions
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5
booking-mvc/pom.xml
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@@ -11,7 +11,7 @@
<properties>
<springframework-version>4.0.0.RELEASE</springframework-version>
<springsecurity-version>3.2.0.RELEASE</springsecurity-version>
<webflow-version>2.3.3.RELEASE</webflow-version>
<webflow-version>2.4.0.RELEASE</webflow-version>
<slf4j-version>1.7.5</slf4j-version>
<thymeleaf-version>2.0.15</thymeleaf-version>
<thymeleaf-extras-tiles2-version>2.0.0</thymeleaf-extras-tiles2-version>
@@ -167,6 +167,9 @@
<groupId>org.hibernate</groupId>
<artifactId>hibernate-entitymanager</artifactId>
<version>3.6.9.Final</version>
<!--
<version>4.2.8.Final</version>
-->
</dependency>
<!-- Servlet -->

95
booking-mvc/src/main/java/org/springframework/webflow/samples/booking/HibernateBookingService.java Normal file
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@@ -0,0 +1,95 @@
package org.springframework.webflow.samples.booking;
import java.util.List;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;
@Service("bookingService")
@Repository
public class HibernateBookingService implements BookingService {
private SessionFactory sessionFactory;
@Autowired
public void setSessionFactory(SessionFactory sessionFactory) {
this.sessionFactory = sessionFactory;
}
@Transactional(readOnly = true)
@SuppressWarnings("unchecked")
public List<Booking> findBookings(String username) {
if (username != null) {
return sessionFactory
.getCurrentSession()
.createQuery(
"select b from Booking b where b.user.username = :username order by b.checkinDate")
.setParameter("username", username).list();
} else {
return null;
}
}
@Transactional(readOnly = true)
@SuppressWarnings("unchecked")
public List<Hotel> findHotels(SearchCriteria criteria) {
String pattern = getSearchPattern(criteria);
int startIndex = criteria.getPage() * criteria.getPageSize();
return sessionFactory.getCurrentSession()
.createQuery(
"select h from Hotel h where lower(h.name) like :pattern or lower(h.city) like :pattern "
+ " or lower(h.zip) like :pattern or lower(h.address) like :pattern")
.setParameter("pattern", pattern).setFirstResult(startIndex)
.setMaxResults(criteria.getPageSize()).list();
}
@Transactional(readOnly = true)
public Hotel findHotelById(Long id) {
return (Hotel) sessionFactory.getCurrentSession().get(Hotel.class, id);
}
@Transactional(readOnly = true)
public Booking createBooking(Long hotelId, String username) {
Hotel hotel = (Hotel) sessionFactory.getCurrentSession().get(Hotel.class, hotelId);
User user = findUser(username);
Booking booking = new Booking(hotel, user);
return booking;
}
@Transactional
public void persistBooking(Booking booking) {
sessionFactory.getCurrentSession().persist(booking);
}
@Transactional
public void cancelBooking(Long id) {
Booking booking = (Booking) sessionFactory.getCurrentSession().get(Booking.class, id);
if (booking != null) {
sessionFactory.getCurrentSession().delete(booking);
}
}
// helpers
private String getSearchPattern(SearchCriteria criteria) {
if (StringUtils.hasText(criteria.getSearchString())) {
return "%"
+ criteria.getSearchString().toLowerCase()
.replace('*', '%') + "%";
} else {
return "%";
}
}
private User findUser(String username) {
return (User) sessionFactory.getCurrentSession()
.createQuery(
"select u from User u where u.username = :username")
.setParameter("username", username).uniqueResult();
}
}

4
booking-mvc/src/main/java/org/springframework/webflow/samples/booking/JpaBookingService.java
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@@ -15,8 +15,8 @@ import org.springframework.util.StringUtils;
* against the backing repository. The EntityManager reference is provided by the managing container (Spring)
* automatically.
*/
@Service("bookingService")
@Repository
//@Service("bookingService")
//@Repository
public class JpaBookingService implements BookingService {
private EntityManager em;

32
booking-mvc/src/main/webapp/WEB-INF/config/data-access-config.xml
View File

@@ -9,20 +9,32 @@
<!-- Instructs Spring to perfrom declarative transaction management on annotated classes -->
<tx:annotation-driven />
<!-- Drives transactions using local JPA APIs -->
<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory" />
<!--
Hibernate 3: org.springframework.orm.hibernate3.HibernateTransactionManager
Hibernate 4: org.springframework.orm.hibernate4.HibernateTransactionManager
-->
<bean id="transactionManager" class="org.springframework.orm.hibernate3.HibernateTransactionManager">
<property name="sessionFactory" ref="sessionFactory" />
</bean>
<!-- Creates a EntityManagerFactory for use with the Hibernate JPA provider and a simple in-memory data source populated with test data -->
<bean id="entityManagerFactory" class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
<!--
Hibernate 3: org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean
Hibernate 4: org.springframework.orm.hibernate4.LocalSessionFactoryBean
-->
<bean id="sessionFactory" class="org.springframework.orm.hibernate3.annotation.AnnotationSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="jpaVendorAdapter">
<bean class="org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter" />
<property name="annotatedClasses">
<list>
<value>org.springframework.webflow.samples.booking.User</value>
<value>org.springframework.webflow.samples.booking.Booking</value>
<value>org.springframework.webflow.samples.booking.Hotel</value>
</list>
</property>
<property name="jpaProperties">
<property name="hibernateProperties">
<value>
hibernate.session_factory_name=mySessionFactory
hibernate.dialect=org.hibernate.dialect.HSQLDialect
hibernate.hbm2ddl.auto=create-drop
hibernate.show_sql=true
</value>
</property>
</bean>

6
booking-mvc/src/main/webapp/WEB-INF/config/webflow-config.xml
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@@ -10,8 +10,14 @@
<webflow:flow-executor id="flowExecutor">
<webflow:flow-execution-listeners>
<webflow:listener ref="securityFlowExecutionListener" />
<webflow:listener ref="hibernateFlowExecutionListener" />
</webflow:flow-execution-listeners>
</webflow:flow-executor>
<bean id="hibernateFlowExecutionListener" class="org.springframework.webflow.persistence.HibernateFlowExecutionListener">
<constructor-arg ref="sessionFactory" />
<constructor-arg ref="transactionManager" />
</bean>
<!-- The registry of executable flow definitions -->
<webflow:flow-registry id="flowRegistry" flow-builder-services="flowBuilderServices" base-path="/WEB-INF">

6
booking-mvc/src/main/webapp/WEB-INF/hotels/booking/booking-flow.xml
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@@ -7,6 +7,8 @@
<secured attributes="ROLE_USER" />
<persistence-context />
<input name="hotelId" required="true" />
<on-start>
@@ -43,10 +45,10 @@
<transition on="cancel" to="cancel" />
</view-state>
<end-state id="bookingConfirmed">
<end-state id="bookingConfirmed" commit="true">
<output name="confirmed" value="'Your booking is confirmed, you can book another hotel by searching again.'"/>
</end-state>
<end-state id="cancel" />
<end-state id="cancel" commit="false"/>
</flow>