Lookup Of Ejbs with Descriptor
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BlueBean
package org.superbiz.ejblookup;
import javax.ejb.EJBException;
import javax.naming.InitialContext;
import javax.naming.NamingException;
//START SNIPPET: code
public class BlueBean implements Friend {
public String sayHello() {
return "Blue says, Hello!";
}
public String helloFromFriend() {
try {
Friend friend = (Friend) new InitialContext().lookup("java:comp/env/myFriend");
return "My friend " + friend.sayHello();
} catch (NamingException e) {
throw new EJBException(e);
}
}
}
Friend
package org.superbiz.ejblookup;
/**
* This is an EJB 3 local business interface
* A local business interface may be annotated with the @Local
* annotation, but it's optional. A business interface which is
* not annotated with @Local or @Remote is assumed to be Local
* if the bean does not implement any other interfaces
*/
//START SNIPPET: code
public interface Friend {
public String sayHello();
public String helloFromFriend();
}
RedBean
package org.superbiz.ejblookup;
import javax.ejb.EJBException;
import javax.naming.InitialContext;
import javax.naming.NamingException;
//START SNIPPET: code
public class RedBean implements Friend {
public String sayHello() {
return "Red says, Hello!";
}
public String helloFromFriend() {
try {
Friend friend = (Friend) new InitialContext().lookup("java:comp/env/myFriend");
return "My friend " + friend.sayHello();
} catch (NamingException e) {
throw new EJBException(e);
}
}
}
ejb-jar.xml
<ejb-jar xmlns="http://java.sun.com/xml/ns/javaee">
<!-- Notice this changes the global jndi name -->
<module-name>wombat</module-name>
<enterprise-beans>
<session>
<ejb-name>BlueBean</ejb-name>
<business-local>org.superbiz.ejblookup.Friend</business-local>
<ejb-class>org.superbiz.ejblookup.BlueBean</ejb-class>
<session-type>Stateless</session-type>
<transaction-type>Container</transaction-type>
<ejb-local-ref>
<ejb-ref-name>myFriend</ejb-ref-name>
<local>org.superbiz.ejblookup.Friend</local>
<ejb-link>RedBean</ejb-link>
</ejb-local-ref>
</session>
<session>
<ejb-name>RedBean</ejb-name>
<business-local>org.superbiz.ejblookup.Friend</business-local>
<ejb-class>org.superbiz.ejblookup.RedBean</ejb-class>
<session-type>Stateless</session-type>
<transaction-type>Container</transaction-type>
<ejb-local-ref>
<ejb-ref-name>myFriend</ejb-ref-name>
<local>org.superbiz.ejblookup.Friend</local>
<ejb-link>BlueBean</ejb-link>
</ejb-local-ref>
</session>
</enterprise-beans>
</ejb-jar>
EjbDependencyTest
package org.superbiz.ejblookup;
import junit.framework.TestCase;
import javax.ejb.embeddable.EJBContainer;
import javax.naming.Context;
//START SNIPPET: code
public class EjbDependencyTest extends TestCase {
private Context context;
protected void setUp() throws Exception {
context = EJBContainer.createEJBContainer().getContext();
}
public void testRed() throws Exception {
Friend red = (Friend) context.lookup("java:global/wombat/RedBean");
assertNotNull(red);
assertEquals("Red says, Hello!", red.sayHello());
assertEquals("My friend Blue says, Hello!", red.helloFromFriend());
}
public void testBlue() throws Exception {
Friend blue = (Friend) context.lookup("java:global/wombat/BlueBean");
assertNotNull(blue);
assertEquals("Blue says, Hello!", blue.sayHello());
assertEquals("My friend Red says, Hello!", blue.helloFromFriend());
}
}
Running
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T E S T S
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Running org.superbiz.ejblookup.EjbDependencyTest
Apache OpenEJB 4.0.0-beta-1 build: 20111002-04:06
http://tomee.apache.org/
INFO - openejb.home = /Users/dblevins/examples/lookup-of-ejbs-with-descriptor
INFO - openejb.base = /Users/dblevins/examples/lookup-of-ejbs-with-descriptor
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/lookup-of-ejbs-with-descriptor/target/classes
INFO - Beginning load: /Users/dblevins/examples/lookup-of-ejbs-with-descriptor/target/classes
INFO - Configuring enterprise application: /Users/dblevins/examples/lookup-of-ejbs-with-descriptor
INFO - Configuring Service(id=Default Stateless Container, type=Container, provider-id=Default Stateless Container)
INFO - Auto-creating a container for bean BlueBean: 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.ejblookup.EjbDependencyTest: Container(type=MANAGED, id=Default Managed Container)
INFO - Enterprise application "/Users/dblevins/examples/lookup-of-ejbs-with-descriptor" loaded.
INFO - Assembling app: /Users/dblevins/examples/lookup-of-ejbs-with-descriptor
INFO - Jndi(name="java:global/wombat/BlueBean!org.superbiz.ejblookup.Friend")
INFO - Jndi(name="java:global/wombat/BlueBean")
INFO - Jndi(name="java:global/wombat/RedBean!org.superbiz.ejblookup.Friend")
INFO - Jndi(name="java:global/wombat/RedBean")
INFO - Jndi(name="java:global/EjbModule136565368/org.superbiz.ejblookup.EjbDependencyTest!org.superbiz.ejblookup.EjbDependencyTest")
INFO - Jndi(name="java:global/EjbModule136565368/org.superbiz.ejblookup.EjbDependencyTest")
INFO - Created Ejb(deployment-id=RedBean, ejb-name=RedBean, container=Default Stateless Container)
INFO - Created Ejb(deployment-id=BlueBean, ejb-name=BlueBean, container=Default Stateless Container)
INFO - Created Ejb(deployment-id=org.superbiz.ejblookup.EjbDependencyTest, ejb-name=org.superbiz.ejblookup.EjbDependencyTest, container=Default Managed Container)
INFO - Started Ejb(deployment-id=RedBean, ejb-name=RedBean, container=Default Stateless Container)
INFO - Started Ejb(deployment-id=BlueBean, ejb-name=BlueBean, container=Default Stateless Container)
INFO - Started Ejb(deployment-id=org.superbiz.ejblookup.EjbDependencyTest, ejb-name=org.superbiz.ejblookup.EjbDependencyTest, container=Default Managed Container)
INFO - Deployed Application(path=/Users/dblevins/examples/lookup-of-ejbs-with-descriptor)
INFO - EJBContainer already initialized. Call ejbContainer.close() to allow reinitialization
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.679 sec
Results :
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0