Examples with ContainerSystemPreDestroy org.apache.openejb.assembler.classic.event.ContainerSystemPreDestroy used on opensource projects

Example 1 with ContainerSystemPreDestroy

use of org.apache.openejb.assembler.classic.event.ContainerSystemPreDestroy in project tomee by apache.

the class Assembler method destroy.

@Override
public void destroy() {
    final ReentrantLock l = lock;
    l.lock();
    try {
        final SystemInstance systemInstance = SystemInstance.get();
        systemInstance.fireEvent(new ContainerSystemPreDestroy());
        try {
            EjbTimerServiceImpl.shutdown();
        } catch (final Exception e) {
            logger.warning("Unable to shutdown scheduler", e);
        } catch (final NoClassDefFoundError ncdfe) {
        // no-op
        }
        logger.debug("Undeploying Applications");
        final Assembler assembler = this;
        final List<AppInfo> deployedApps = new ArrayList<>(assembler.getDeployedApplications());
        // if an app relies on the previous one it surely relies on it too at undeploy time
        Collections.reverse(deployedApps);
        for (final AppInfo appInfo : deployedApps) {
            try {
                assembler.destroyApplication(appInfo.path);
            } catch (final UndeployException e) {
                logger.error("Undeployment failed: " + appInfo.path, e);
            } catch (final NoSuchApplicationException e) {
            // Ignore
            }
        }
        final Iterator<ObjectName> it = containerObjectNames.iterator();
        final MBeanServer server = LocalMBeanServer.get();
        while (it.hasNext()) {
            try {
                server.unregisterMBean(it.next());
            } catch (final Exception ignored) {
            // no-op
            }
            it.remove();
        }
        try {
            remoteResourceMonitor.unregister();
        } catch (final Exception ignored) {
        // no-op
        }
        NamingEnumeration<Binding> namingEnumeration = null;
        try {
            namingEnumeration = containerSystem.getJNDIContext().listBindings("openejb/Resource");
        } catch (final NamingException ignored) {
        // no resource adapters were created
        }
        destroyResourceTree("", namingEnumeration);
        try {
            containerSystem.getJNDIContext().unbind("java:global");
        } catch (final NamingException ignored) {
        // no-op
        }
        systemInstance.removeComponent(OpenEjbConfiguration.class);
        systemInstance.removeComponent(JtaEntityManagerRegistry.class);
        systemInstance.removeComponent(TransactionSynchronizationRegistry.class);
        systemInstance.removeComponent(EjbResolver.class);
        systemInstance.removeComponent(ThreadSingletonService.class);
        systemInstance.fireEvent(new AssemblerDestroyed());
        systemInstance.removeObservers();
        if (DestroyableResource.class.isInstance(this.securityService)) {
            DestroyableResource.class.cast(this.securityService).destroyResource();
        }
        if (DestroyableResource.class.isInstance(this.transactionManager)) {
            DestroyableResource.class.cast(this.transactionManager).destroyResource();
        }
        for (final Container c : this.containerSystem.containers()) {
            if (DestroyableResource.class.isInstance(c)) {
                // TODO: should we use auto closeable there?
                DestroyableResource.class.cast(c).destroyResource();
            }
        }
        SystemInstance.reset();
    } finally {
        l.unlock();
    }
}