Component Interfaces
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FriendlyPerson
package org.superbiz;
import javax.ejb.Init;
import javax.ejb.Local;
import javax.ejb.LocalHome;
import javax.ejb.Remote;
import javax.ejb.RemoteHome;
import javax.ejb.Remove;
import javax.ejb.Stateful;
import java.text.MessageFormat;
import java.util.HashMap;
import java.util.Locale;
import java.util.Properties;
/**
* This is an EJB 3 style pojo stateful session bean
* it does not need to implement javax.ejb.SessionBean
*
*/
//START SNIPPET: code
// EJB 3.0 Style business interfaces
// Each of these interfaces are already annotated in the classes
// themselves with @Remote and @Local, so annotating them here
// in the bean class again is not really required.
@Remote({FriendlyPersonRemote.class})
@Local({FriendlyPersonLocal.class})
// EJB 2.1 Style component interfaces
// These interfaces, however, must be annotated here in the bean class.
// Use of @RemoteHome in the FriendlyPersonEjbHome class itself is not allowed.
// Use of @LocalHome in the FriendlyPersonEjbLocalHome class itself is also not allowed.
@RemoteHome(FriendlyPersonEjbHome.class)
@LocalHome(FriendlyPersonEjbLocalHome.class)
@Stateful
public class FriendlyPerson implements FriendlyPersonLocal, FriendlyPersonRemote {
private final HashMap<String, MessageFormat> greetings;
private final Properties languagePreferences;
private String defaultLanguage;
public FriendlyPerson() {
greetings = new HashMap();
languagePreferences = new Properties();
defaultLanguage = Locale.getDefault().getLanguage();
addGreeting("en", "Hello {0}!");
addGreeting("es", "Hola {0}!");
addGreeting("fr", "Bonjour {0}!");
addGreeting("pl", "Witaj {0}!");
}
/**
* This method corresponds to the FriendlyPersonEjbHome.create() method
* and the FriendlyPersonEjbLocalHome.create()
* <p/>
* If you do not have an EJBHome or EJBLocalHome interface, this method
* can be deleted.
*/
@Init
public void create() {
}
/**
* This method corresponds to the following methods:
* - EJBObject.remove()
* - EJBHome.remove(ejbObject)
* - EJBLocalObject.remove()
* - EJBLocalHome.remove(ejbObject)
* <p/>
* If you do not have an EJBHome or EJBLocalHome interface, this method
* can be deleted.
*/
@Remove
public void remove() {
}
public String greet(String friend) {
String language = languagePreferences.getProperty(friend, defaultLanguage);
return greet(language, friend);
}
public String greet(String language, String friend) {
MessageFormat greeting = greetings.get(language);
if (greeting == null) {
Locale locale = new Locale(language);
return "Sorry, I don't speak " + locale.getDisplayLanguage() + ".";
}
return greeting.format(new Object[]{friend});
}
public void addGreeting(String language, String message) {
greetings.put(language, new MessageFormat(message));
}
public void setLanguagePreferences(String friend, String language) {
languagePreferences.put(friend, language);
}
public String getDefaultLanguage() {
return defaultLanguage;
}
public void setDefaultLanguage(String defaultLanguage) {
this.defaultLanguage = defaultLanguage;
}
}
FriendlyPersonEjbHome
package org.superbiz;
//START SNIPPET: code
import javax.ejb.CreateException;
import javax.ejb.EJBHome;
import java.rmi.RemoteException;
public interface FriendlyPersonEjbHome extends EJBHome {
FriendlyPersonEjbObject create() throws CreateException, RemoteException;
}
FriendlyPersonEjbLocalHome
package org.superbiz;
//START SNIPPET: code
import javax.ejb.CreateException;
import javax.ejb.EJBLocalHome;
import java.rmi.RemoteException;
public interface FriendlyPersonEjbLocalHome extends EJBLocalHome {
FriendlyPersonEjbLocalObject create() throws CreateException, RemoteException;
}
FriendlyPersonEjbLocalObject
package org.superbiz;
import javax.ejb.EJBLocalObject;
public interface FriendlyPersonEjbLocalObject extends EJBLocalObject {
String greet(String friend);
String greet(String language, String friend);
void addGreeting(String language, String message);
void setLanguagePreferences(String friend, String language);
String getDefaultLanguage();
void setDefaultLanguage(String defaultLanguage);
}
FriendlyPersonEjbObject
package org.superbiz;
//START SNIPPET: code
import javax.ejb.EJBObject;
import java.rmi.RemoteException;
public interface FriendlyPersonEjbObject extends EJBObject {
String greet(String friend) throws RemoteException;
String greet(String language, String friend) throws RemoteException;
void addGreeting(String language, String message) throws RemoteException;
void setLanguagePreferences(String friend, String language) throws RemoteException;
String getDefaultLanguage() throws RemoteException;
void setDefaultLanguage(String defaultLanguage) throws RemoteException;
}
FriendlyPersonLocal
package org.superbiz;
//START SNIPPET: code
import javax.ejb.Local;
@Local
public interface FriendlyPersonLocal {
String greet(String friend);
String greet(String language, String friend);
void addGreeting(String language, String message);
void setLanguagePreferences(String friend, String language);
String getDefaultLanguage();
void setDefaultLanguage(String defaultLanguage);
}
FriendlyPersonRemote
package org.superbiz;
import javax.ejb.Remote;
//START SNIPPET: code
@Remote
public interface FriendlyPersonRemote {
String greet(String friend);
String greet(String language, String friend);
void addGreeting(String language, String message);
void setLanguagePreferences(String friend, String language);
String getDefaultLanguage();
void setDefaultLanguage(String defaultLanguage);
}
FriendlyPersonTest
package org.superbiz;
import junit.framework.TestCase;
import javax.ejb.embeddable.EJBContainer;
import javax.naming.Context;
import java.util.Locale;
/**
* @version $Rev: 1090810 $ $Date: 2011-04-10 07:49:26 -0700 (Sun, 10 Apr 2011) $
*/
public class FriendlyPersonTest extends TestCase {
private Context context;
protected void setUp() throws Exception {
context = EJBContainer.createEJBContainer().getContext();
}
/**
* Here we lookup and test the FriendlyPerson bean via its EJB 2.1 EJBHome and EJBObject interfaces
*
* @throws Exception
*/
//START SNIPPET: remotehome
public void testEjbHomeAndEjbObject() throws Exception {
Object object = context.lookup("java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonEjbHome");
FriendlyPersonEjbHome home = (FriendlyPersonEjbHome) object;
FriendlyPersonEjbObject friendlyPerson = home.create();
friendlyPerson.setDefaultLanguage("en");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hello Amelia!", friendlyPerson.greet("Amelia"));
friendlyPerson.setLanguagePreferences("Amelia", "es");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hola Amelia!", friendlyPerson.greet("Amelia"));
// Amelia took some French, let's see if she remembers
assertEquals("Bonjour Amelia!", friendlyPerson.greet("fr", "Amelia"));
// Dave should take some Polish and if he had, he could say Hi in Polish
assertEquals("Witaj Dave!", friendlyPerson.greet("pl", "Dave"));
// Let's see if I speak Portuguese
assertEquals("Sorry, I don't speak " + new Locale("pt").getDisplayLanguage() + ".", friendlyPerson.greet("pt", "David"));
// Ok, well I've been meaning to learn, so...
friendlyPerson.addGreeting("pt", "Ola {0}!");
assertEquals("Ola David!", friendlyPerson.greet("pt", "David"));
}
//END SNIPPET: remotehome
/**
* Here we lookup and test the FriendlyPerson bean via its EJB 2.1 EJBLocalHome and EJBLocalObject interfaces
*
* @throws Exception
*/
public void testEjbLocalHomeAndEjbLocalObject() throws Exception {
Object object = context.lookup("java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonEjbLocalHome");
FriendlyPersonEjbLocalHome home = (FriendlyPersonEjbLocalHome) object;
FriendlyPersonEjbLocalObject friendlyPerson = home.create();
friendlyPerson.setDefaultLanguage("en");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hello Amelia!", friendlyPerson.greet("Amelia"));
friendlyPerson.setLanguagePreferences("Amelia", "es");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hola Amelia!", friendlyPerson.greet("Amelia"));
// Amelia took some French, let's see if she remembers
assertEquals("Bonjour Amelia!", friendlyPerson.greet("fr", "Amelia"));
// Dave should take some Polish and if he had, he could say Hi in Polish
assertEquals("Witaj Dave!", friendlyPerson.greet("pl", "Dave"));
// Let's see if I speak Portuguese
assertEquals("Sorry, I don't speak " + new Locale("pt").getDisplayLanguage() + ".", friendlyPerson.greet("pt", "David"));
// Ok, well I've been meaning to learn, so...
friendlyPerson.addGreeting("pt", "Ola {0}!");
assertEquals("Ola David!", friendlyPerson.greet("pt", "David"));
}
/**
* Here we lookup and test the FriendlyPerson bean via its EJB 3.0 business remote interface
*
* @throws Exception
*/
//START SNIPPET: remote
public void testBusinessRemote() throws Exception {
Object object = context.lookup("java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonRemote");
FriendlyPersonRemote friendlyPerson = (FriendlyPersonRemote) object;
friendlyPerson.setDefaultLanguage("en");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hello Amelia!", friendlyPerson.greet("Amelia"));
friendlyPerson.setLanguagePreferences("Amelia", "es");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hola Amelia!", friendlyPerson.greet("Amelia"));
// Amelia took some French, let's see if she remembers
assertEquals("Bonjour Amelia!", friendlyPerson.greet("fr", "Amelia"));
// Dave should take some Polish and if he had, he could say Hi in Polish
assertEquals("Witaj Dave!", friendlyPerson.greet("pl", "Dave"));
// Let's see if I speak Portuguese
assertEquals("Sorry, I don't speak " + new Locale("pt").getDisplayLanguage() + ".", friendlyPerson.greet("pt", "David"));
// Ok, well I've been meaning to learn, so...
friendlyPerson.addGreeting("pt", "Ola {0}!");
assertEquals("Ola David!", friendlyPerson.greet("pt", "David"));
}
//START SNIPPET: remote
/**
* Here we lookup and test the FriendlyPerson bean via its EJB 3.0 business local interface
*
* @throws Exception
*/
public void testBusinessLocal() throws Exception {
Object object = context.lookup("java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonLocal");
FriendlyPersonLocal friendlyPerson = (FriendlyPersonLocal) object;
friendlyPerson.setDefaultLanguage("en");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hello Amelia!", friendlyPerson.greet("Amelia"));
friendlyPerson.setLanguagePreferences("Amelia", "es");
assertEquals("Hello David!", friendlyPerson.greet("David"));
assertEquals("Hola Amelia!", friendlyPerson.greet("Amelia"));
// Amelia took some French, let's see if she remembers
assertEquals("Bonjour Amelia!", friendlyPerson.greet("fr", "Amelia"));
// Dave should take some Polish and if he had, he could say Hi in Polish
assertEquals("Witaj Dave!", friendlyPerson.greet("pl", "Dave"));
// Let's see if I speak Portuguese
assertEquals("Sorry, I don't speak " + new Locale("pt").getDisplayLanguage() + ".", friendlyPerson.greet("pt", "David"));
// Ok, well I've been meaning to learn, so...
friendlyPerson.addGreeting("pt", "Ola {0}!");
assertEquals("Ola David!", friendlyPerson.greet("pt", "David"));
}
}
Running
-------------------------------------------------------
T E S T S
-------------------------------------------------------
Running org.superbiz.FriendlyPersonTest
Apache OpenEJB 4.0.0-beta-1 build: 20111002-04:06
http://tomee.apache.org/
INFO - openejb.home = /Users/dblevins/examples/component-interfaces
INFO - openejb.base = /Users/dblevins/examples/component-interfaces
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 - Found EjbModule in classpath: /Users/dblevins/examples/component-interfaces/target/classes
INFO - Beginning load: /Users/dblevins/examples/component-interfaces/target/classes
INFO - Configuring enterprise application: /Users/dblevins/examples/component-interfaces
INFO - Configuring Service(id=Default Stateful Container, type=Container, provider-id=Default Stateful Container)
INFO - Auto-creating a container for bean FriendlyPerson: Container(type=STATEFUL, id=Default Stateful Container)
INFO - Configuring Service(id=Default Managed Container, type=Container, provider-id=Default Managed Container)
INFO - Auto-creating a container for bean org.superbiz.FriendlyPersonTest: Container(type=MANAGED, id=Default Managed Container)
INFO - Enterprise application "/Users/dblevins/examples/component-interfaces" loaded.
INFO - Assembling app: /Users/dblevins/examples/component-interfaces
INFO - Jndi(name="java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonLocal")
INFO - Jndi(name="java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonRemote")
INFO - Jndi(name="java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonEjbLocalHome")
INFO - Jndi(name="java:global/component-interfaces/FriendlyPerson!org.superbiz.FriendlyPersonEjbHome")
INFO - Jndi(name="java:global/component-interfaces/FriendlyPerson")
INFO - Jndi(name="java:global/EjbModule803660549/org.superbiz.FriendlyPersonTest!org.superbiz.FriendlyPersonTest")
INFO - Jndi(name="java:global/EjbModule803660549/org.superbiz.FriendlyPersonTest")
INFO - Created Ejb(deployment-id=FriendlyPerson, ejb-name=FriendlyPerson, container=Default Stateful Container)
INFO - Created Ejb(deployment-id=org.superbiz.FriendlyPersonTest, ejb-name=org.superbiz.FriendlyPersonTest, container=Default Managed Container)
INFO - Started Ejb(deployment-id=FriendlyPerson, ejb-name=FriendlyPerson, container=Default Stateful Container)
INFO - Started Ejb(deployment-id=org.superbiz.FriendlyPersonTest, ejb-name=org.superbiz.FriendlyPersonTest, container=Default Managed Container)
INFO - Deployed Application(path=/Users/dblevins/examples/component-interfaces)
INFO - EJBContainer already initialized. Call ejbContainer.close() to allow reinitialization
INFO - EJBContainer already initialized. Call ejbContainer.close() to allow reinitialization
INFO - EJBContainer already initialized. Call ejbContainer.close() to allow reinitialization
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.444 sec
Results :
Tests run: 4, Failures: 0, Errors: 0, Skipped: 0