/jboss-as-7.1.1.Final/ee/src/main/java/org/jboss/as/ee/managedbean/component/ManagedBeanDestroyInterceptor.java

 1/*
 2 * JBoss, Home of Professional Open Source.
 3 * Copyright 2011, Red Hat, Inc., and individual contributors
 4 * as indicated by the @author tags. See the copyright.txt file in the
 5 * distribution for a full listing of individual contributors.
 6 *
 7 * This is free software; you can redistribute it and/or modify it
 8 * under the terms of the GNU Lesser General Public License as
 9 * published by the Free Software Foundation; either version 2.1 of
10 * the License, or (at your option) any later version.
11 *
12 * This software is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this software; if not, write to the Free
19 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21 */
22
23package org.jboss.as.ee.managedbean.component;
24
25import org.jboss.as.ee.component.ComponentInstance;
26import org.jboss.invocation.Interceptor;
27import org.jboss.invocation.InterceptorContext;
28
29import java.util.concurrent.atomic.AtomicReference;
30
31/**
32 * @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
33 */
34public final class ManagedBeanDestroyInterceptor implements Interceptor {
35    private final AtomicReference<ComponentInstance> componentInstanceReference;
36
37    public ManagedBeanDestroyInterceptor(final AtomicReference<ComponentInstance> componentInstanceReference) {
38        this.componentInstanceReference = componentInstanceReference;
39    }
40
41    public Object processInvocation(final InterceptorContext context) throws Exception {
42        final ComponentInstance componentInstance = componentInstanceReference.get();
43        context.putPrivateData(ComponentInstance.class, componentInstance);
44        try {
45            return context.proceed();
46        } finally {
47            context.putPrivateData(ComponentInstance.class, null);
48            componentInstance.destroy();
49        }
50    }
51}