/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2017 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://oss.oracle.com/licenses/CDDL+GPL-1.1
* or LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.acme;
import javax.ejb.Stateless;
import javax.ejb.*;
import javax.interceptor.Interceptors;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import javax.annotation.Resource;
import java.util.Map;
@Stateless
@Interceptors(InterceptorB.class)
public class StatelessBean {
@Resource
private SessionContext sessionCtx;
@Resource(mappedName="java:module/foomanagedbean")
private FooManagedBean foo;
@Resource(mappedName="java:app/ejb-ejb31-ejblite-javamodule-web/foomanagedbean")
private FooManagedBean foo2;
@EJB(name="stateless/singletonref")
private SingletonBean singleton;
@PostConstruct
private void init() {
System.out.println("In StatelessBean:init()");
}
public void hello() {
System.out.println("In StatelessBean::hello()");
Map<String, Object> ctxData = sessionCtx.getContextData();
String fooctx = (String) ctxData.get("foo");
System.out.println("foo from context data = " + fooctx);
if( fooctx == null ) {
throw new EJBException("invalid context data");
}
ctxData.put("foobar", "foobar");
FooManagedBean fmb = (FooManagedBean)
sessionCtx.lookup("java:module/foomanagedbean");
// Make sure dependencies declared in java:comp are visible
// via equivalent java:module entries since this is a
// .war
SessionContext sessionCtx2 = (SessionContext)
sessionCtx.lookup("java:module/env/com.acme.StatelessBean/sessionCtx");
SingletonBean singleton2 = (SingletonBean)
sessionCtx2.lookup("java:module/env/stateless/singletonref");
// Lookup a comp env dependency declared by another ejb in the .war
SingletonBean singleton3 = (SingletonBean)
sessionCtx2.lookup("java:comp/env/com.acme.SingletonBean/me");
// Lookup a comp env dependency declared by a servlet
FooManagedBean fmbServlet = (FooManagedBean)
sessionCtx.lookup("java:comp/env/foo2ref");
FooManagedBean fmbServlet2 = (FooManagedBean)
sessionCtx.lookup("java:module/env/foo2ref");
// Ensure that each injected or looked up managed bean
// instance is unique
Object fooThis = foo.getThis();
Object foo2This = foo2.getThis();
Object fmbThis = fmb.getThis();
System.out.println("fooThis = " + fooThis);
System.out.println("foo2This = " + foo2This);
System.out.println("fmbThis = " + fmbThis);
System.out.println("fmbServlet = " + fmbServlet);
System.out.println("fmbServlet2 = " + fmbServlet2);
if( ( fooThis == foo2This ) || ( fooThis == fmbThis ) ||
( foo2This == fmbThis ) ) {
throw new EJBException("Managed bean instances not unique");
}
}
@PreDestroy
private void destroy() {
System.out.println("In StatelessBean:destroy()");
}
}