| = Connectors in WAR Files |
| :index-group: Java EE Connectors |
| :jbake-type: page |
| :jbake-status: published |
| |
| == AddInterceptor |
| |
| [source,java] |
| ---- |
| package org.superbiz.injection.tx; |
| |
| import javax.interceptor.AroundInvoke; |
| import javax.interceptor.InvocationContext; |
| |
| /** |
| * @version $Revision$ $Date$ |
| */ |
| public class AddInterceptor { |
| |
| @AroundInvoke |
| public Object invoke(InvocationContext context) throws Exception { |
| // Log Add |
| return context.proceed(); |
| } |
| } |
| ---- |
| |
| == DeleteInterceptor |
| |
| [source,java] |
| ---- |
| package org.superbiz.injection.tx; |
| |
| import javax.interceptor.AroundInvoke; |
| import javax.interceptor.InvocationContext; |
| |
| /** |
| * @version $Revision$ $Date$ |
| */ |
| public class DeleteInterceptor { |
| |
| @AroundInvoke |
| public Object invoke(InvocationContext context) throws Exception { |
| // Log Delete |
| return context.proceed(); |
| } |
| } |
| ---- |
| |
| == Movie |
| |
| [source,java] |
| ---- |
| package org.superbiz.injection.tx; |
| |
| import javax.persistence.Entity; |
| |
| @Entity |
| public class Movie { |
| |
| private String director; |
| private String title; |
| private int year; |
| |
| public Movie() { |
| } |
| |
| public Movie(String director, String title, int year) { |
| this.director = director; |
| this.title = title; |
| this.year = year; |
| } |
| |
| public String getDirector() { |
| return director; |
| } |
| |
| public void setDirector(String director) { |
| this.director = director; |
| } |
| |
| public String getTitle() { |
| return title; |
| } |
| |
| public void setTitle(String title) { |
| this.title = title; |
| } |
| |
| public int getYear() { |
| return year; |
| } |
| |
| public void setYear(int year) { |
| this.year = year; |
| } |
| |
| } |
| ---- |
| |
| == Movies |
| |
| [source,java] |
| ---- |
| package org.superbiz.injection.tx; |
| |
| import javax.annotation.security.PermitAll; |
| import javax.annotation.security.RolesAllowed; |
| import javax.ejb.Stateful; |
| import javax.ejb.TransactionAttribute; |
| import javax.ejb.TransactionAttributeType; |
| import javax.interceptor.Interceptors; |
| import javax.persistence.EntityManager; |
| import javax.persistence.PersistenceContext; |
| import javax.persistence.PersistenceContextType; |
| import javax.persistence.Query; |
| import java.util.List; |
| |
| //START SNIPPET: code |
| @Stateful |
| public class Movies { |
| |
| @PersistenceContext(unitName = "movie-unit", type = PersistenceContextType.TRANSACTION) |
| private EntityManager entityManager; |
| |
| @RolesAllowed({"Employee", "Manager"}) |
| @TransactionAttribute(TransactionAttributeType.REQUIRED) |
| @Interceptors(AddInterceptor.class) |
| public void addMovie(Movie movie) throws Exception { |
| entityManager.persist(movie); |
| } |
| |
| @RolesAllowed({"Manager"}) |
| @TransactionAttribute(TransactionAttributeType.MANDATORY) |
| @Interceptors(DeleteInterceptor.class) |
| public void deleteMovie(Movie movie) throws Exception { |
| entityManager.remove(movie); |
| } |
| |
| @PermitAll |
| @TransactionAttribute(TransactionAttributeType.SUPPORTS) |
| public List<Movie> getMovies() throws Exception { |
| Query query = entityManager.createQuery("SELECT m from Movie as m"); |
| return query.getResultList(); |
| } |
| } |
| ---- |
| |
| == ReadInterceptor |
| |
| [source,java] |
| ---- |
| package org.superbiz.injection.tx; |
| |
| import javax.interceptor.AroundInvoke; |
| import javax.interceptor.InvocationContext; |
| |
| /** |
| * @version $Revision$ $Date$ |
| */ |
| public class ReadInterceptor { |
| |
| @AroundInvoke |
| public Object invoke(InvocationContext context) throws Exception { |
| // Log Delete |
| return context.proceed(); |
| } |
| } |
| [source,java] |
| ---- |
| |
| == persistence.xml |
| |
| [source,xml] |
| ---- |
| <persistence xmlns="http://java.sun.com/xml/ns/persistence" version="1.0"> |
| |
| <persistence-unit name="movie-unit"> |
| <jta-data-source>movieDatabase</jta-data-source> |
| <non-jta-data-source>movieDatabaseUnmanaged</non-jta-data-source> |
| <class>org.superbiz.injection.tx.Movie</class> |
| |
| <properties> |
| <property name="openjpa.jdbc.SynchronizeMappings" value="buildSchema(ForeignKeys=true)"/> |
| </properties> |
| </persistence-unit> |
| </persistence> |
| ---- |
| |
| == MoviesTest |
| |
| [source,java] |
| ---- |
| package org.superbiz.injection.tx; |
| |
| import junit.framework.TestCase; |
| |
| import javax.annotation.security.RunAs; |
| import javax.ejb.EJB; |
| import javax.ejb.Stateless; |
| import javax.ejb.TransactionAttribute; |
| import javax.ejb.TransactionAttributeType; |
| import javax.ejb.embeddable.EJBContainer; |
| import java.util.List; |
| import java.util.Properties; |
| import java.util.concurrent.Callable; |
| |
| import static javax.ejb.TransactionAttributeType.REQUIRES_NEW; |
| |
| /** |
| * See the transaction-rollback example as it does the same thing |
| * via UserTransaction and shows more techniques for rollback |
| */ |
| //START SNIPPET: code |
| public class MoviesTest extends TestCase { |
| |
| @EJB |
| private Movies movies; |
| |
| @EJB(beanName = "TransactionBean") |
| private Caller transactionalCaller; |
| |
| @EJB(beanName = "NoTransactionBean") |
| private Caller nonTransactionalCaller; |
| |
| protected void setUp() throws Exception { |
| final Properties p = new Properties(); |
| p.put("movieDatabase", "new://Resource?type=DataSource"); |
| p.put("movieDatabase.JdbcDriver", "org.hsqldb.jdbcDriver"); |
| p.put("movieDatabase.JdbcUrl", "jdbc:hsqldb:mem:moviedb"); |
| |
| EJBContainer.createEJBContainer(p).getContext().bind("inject", this); |
| } |
| |
| private void doWork() throws Exception { |
| |
| movies.addMovie(new Movie("Quentin Tarantino", "Reservoir Dogs", 1992)); |
| movies.addMovie(new Movie("Joel Coen", "Fargo", 1996)); |
| movies.addMovie(new Movie("Joel Coen", "The Big Lebowski", 1998)); |
| |
| List<Movie> list = movies.getMovies(); |
| assertEquals("List.size()", 3, list.size()); |
| |
| for (Movie movie : list) { |
| movies.deleteMovie(movie); |
| } |
| |
| assertEquals("Movies.getMovies()", 0, movies.getMovies().size()); |
| } |
| |
| public void testWithTransaction() throws Exception { |
| transactionalCaller.call(new Callable() { |
| public Object call() throws Exception { |
| doWork(); |
| return null; |
| } |
| }); |
| } |
| |
| public void testWithoutTransaction() throws Exception { |
| try { |
| nonTransactionalCaller.call(new Callable() { |
| public Object call() throws Exception { |
| doWork(); |
| return null; |
| } |
| }); |
| fail("The Movies bean should be using TransactionAttributeType.MANDATORY"); |
| } catch (javax.ejb.EJBException e) { |
| // good, our Movies bean is using TransactionAttributeType.MANDATORY as we want |
| } |
| } |
| |
| |
| public static interface Caller { |
| public <V> V call(Callable<V> callable) throws Exception; |
| } |
| |
| /** |
| * This little bit of magic allows our test code to execute in |
| * the scope of a container controlled transaction. |
| */ |
| @Stateless |
| @RunAs("Manager") |
| @TransactionAttribute(REQUIRES_NEW) |
| public static class TransactionBean implements Caller { |
| |
| public <V> V call(Callable<V> callable) throws Exception { |
| return callable.call(); |
| } |
| } |
| |
| @Stateless |
| @RunAs("Manager") |
| @TransactionAttribute(TransactionAttributeType.NEVER) |
| public static class NoTransactionBean implements Caller { |
| |
| public <V> V call(Callable<V> callable) throws Exception { |
| return callable.call(); |
| } |
| } |
| } |
| ---- |
| |
| == Running |
| |
| ---- |
| ------------------------------------------------------- |
| T E S T S |
| ------------------------------------------------------- |
| Running org.superbiz.injection.tx.MoviesTest |
| Apache OpenEJB 4.0.0-beta-1 build: 20111002-04:06 |
| http://tomee.apache.org/ |
| INFO - openejb.home = /Users/dblevins/examples/movies-complete |
| INFO - openejb.base = /Users/dblevins/examples/movies-complete |
| INFO - Using 'javax.ejb.embeddable.EJBContainer=true' |
| INFO - Configuring Service(id=Default Security Service, type=SecurityService, provider-id=Default Security Service) |
| INFO - Configuring Service(id=Default Transaction Manager, type=TransactionManager, provider-id=Default Transaction Manager) |
| INFO - Configuring Service(id=movieDatabase, type=Resource, provider-id=Default JDBC Database) |
| INFO - Found EjbModule in classpath: /Users/dblevins/examples/movies-complete/target/classes |
| INFO - Found EjbModule in classpath: /Users/dblevins/examples/movies-complete/target/test-classes |
| INFO - Beginning load: /Users/dblevins/examples/movies-complete/target/classes |
| INFO - Beginning load: /Users/dblevins/examples/movies-complete/target/test-classes |
| INFO - Configuring enterprise application: /Users/dblevins/examples/movies-complete |
| INFO - Configuring Service(id=Default Stateful Container, type=Container, provider-id=Default Stateful Container) |
| INFO - Auto-creating a container for bean Movies: Container(type=STATEFUL, id=Default Stateful Container) |
| INFO - Configuring Service(id=Default Stateless Container, type=Container, provider-id=Default Stateless Container) |
| INFO - Auto-creating a container for bean TransactionBean: Container(type=STATELESS, id=Default Stateless Container) |
| INFO - Configuring Service(id=Default Managed Container, type=Container, provider-id=Default Managed Container) |
| INFO - Auto-creating a container for bean org.superbiz.injection.tx.MoviesTest: Container(type=MANAGED, id=Default Managed Container) |
| INFO - Configuring PersistenceUnit(name=movie-unit) |
| INFO - Auto-creating a Resource with id 'movieDatabaseNonJta' of type 'DataSource for 'movie-unit'. |
| INFO - Configuring Service(id=movieDatabaseNonJta, type=Resource, provider-id=movieDatabase) |
| INFO - Adjusting PersistenceUnit movie-unit <non-jta-data-source> to Resource ID 'movieDatabaseNonJta' from 'movieDatabaseUnmanaged' |
| INFO - Enterprise application "/Users/dblevins/examples/movies-complete" loaded. |
| INFO - Assembling app: /Users/dblevins/examples/movies-complete |
| INFO - PersistenceUnit(name=movie-unit, provider=org.apache.openjpa.persistence.PersistenceProviderImpl) - provider time 402ms |
| INFO - Jndi(name="java:global/movies-complete/Movies!org.superbiz.injection.tx.Movies") |
| INFO - Jndi(name="java:global/movies-complete/Movies") |
| INFO - Jndi(name="java:global/movies-complete/TransactionBean!org.superbiz.injection.tx.MoviesTest$Caller") |
| INFO - Jndi(name="java:global/movies-complete/TransactionBean") |
| INFO - Jndi(name="java:global/movies-complete/NoTransactionBean!org.superbiz.injection.tx.MoviesTest$Caller") |
| INFO - Jndi(name="java:global/movies-complete/NoTransactionBean") |
| INFO - Jndi(name="java:global/EjbModule1013462002/org.superbiz.injection.tx.MoviesTest!org.superbiz.injection.tx.MoviesTest") |
| INFO - Jndi(name="java:global/EjbModule1013462002/org.superbiz.injection.tx.MoviesTest") |
| INFO - Created Ejb(deployment-id=Movies, ejb-name=Movies, container=Default Stateful Container) |
| INFO - Created Ejb(deployment-id=NoTransactionBean, ejb-name=NoTransactionBean, container=Default Stateless Container) |
| INFO - Created Ejb(deployment-id=TransactionBean, ejb-name=TransactionBean, container=Default Stateless Container) |
| INFO - Created Ejb(deployment-id=org.superbiz.injection.tx.MoviesTest, ejb-name=org.superbiz.injection.tx.MoviesTest, container=Default Managed Container) |
| INFO - Started Ejb(deployment-id=Movies, ejb-name=Movies, container=Default Stateful Container) |
| INFO - Started Ejb(deployment-id=NoTransactionBean, ejb-name=NoTransactionBean, container=Default Stateless Container) |
| INFO - Started Ejb(deployment-id=TransactionBean, ejb-name=TransactionBean, container=Default Stateless Container) |
| INFO - Started Ejb(deployment-id=org.superbiz.injection.tx.MoviesTest, ejb-name=org.superbiz.injection.tx.MoviesTest, container=Default Managed Container) |
| INFO - Deployed Application(path=/Users/dblevins/examples/movies-complete) |
| INFO - EJBContainer already initialized. Call ejbContainer.close() to allow reinitialization |
| Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.418 sec |
| |
| Results : |
| |
| Tests run: 2, Failures: 0, Errors: 0, Skipped: 0 |
| ---- |
