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WebContainerListener.java
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WebContainerListener.java
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/*
* Copyright (c) 2022, 2022 Contributors to the Eclipse Foundation.
* Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.web.server;
import static java.text.MessageFormat.format;
import static java.util.logging.Level.FINEST;
import static java.util.logging.Level.SEVERE;
import static org.apache.catalina.ContainerEvent.AFTER_CONTEXT_DESTROYED;
import static org.apache.catalina.ContainerEvent.AFTER_FILTER_DESTROYED;
import static org.apache.catalina.ContainerEvent.BEFORE_CONTEXT_DESTROYED;
import static org.apache.catalina.ContainerEvent.PRE_DESTROY;
import static org.glassfish.web.LogFacade.EXCEPTION_DURING_DESTROY_MANAGED_OBJECT;
import static org.glassfish.web.LogFacade.EXCEPTION_DURING_HANDLE_EVENT;
import static org.glassfish.web.LogFacade.EXCEPTION_GETTING_VALIDATOR_FACTORY;
import java.util.HashSet;
import java.util.ResourceBundle;
import java.util.Set;
import java.util.logging.Level;
import java.util.logging.Logger;
//END OF IASRI 4660742
import javax.naming.NamingException;
import org.apache.catalina.ContainerEvent;
import org.apache.catalina.ContainerListener;
import org.glassfish.api.invocation.InvocationManager;
import org.glassfish.api.naming.NamedNamingObjectProxy;
import org.glassfish.web.LogFacade;
import com.sun.enterprise.container.common.spi.util.InjectionManager;
import com.sun.enterprise.web.WebComponentInvocation;
import com.sun.enterprise.web.WebModule;
import jakarta.validation.ValidatorFactory;
/**
* This class implements the Tomcat ContainerListener interface and handles Context and Session related events.
*
* @author Tony Ng
*/
public final class WebContainerListener implements ContainerListener {
private static final Logger _logger = LogFacade.getLogger();
private static final ResourceBundle rb = _logger.getResourceBundle();
private static Set<String> beforeEvents = new HashSet<String>();
private static Set<String> afterEvents = new HashSet<String>();
static {
// preInvoke events
beforeEvents.add(ContainerEvent.BEFORE_CONTEXT_INITIALIZER_ON_STARTUP);
beforeEvents.add(ContainerEvent.BEFORE_CONTEXT_INITIALIZED);
beforeEvents.add(ContainerEvent.BEFORE_CONTEXT_DESTROYED);
beforeEvents.add(ContainerEvent.BEFORE_CONTEXT_ATTRIBUTE_ADDED);
beforeEvents.add(ContainerEvent.BEFORE_CONTEXT_ATTRIBUTE_REMOVED);
beforeEvents.add(ContainerEvent.BEFORE_CONTEXT_ATTRIBUTE_REPLACED);
beforeEvents.add(ContainerEvent.BEFORE_REQUEST_INITIALIZED);
beforeEvents.add(ContainerEvent.BEFORE_REQUEST_DESTROYED);
beforeEvents.add(ContainerEvent.BEFORE_SESSION_CREATED);
beforeEvents.add(ContainerEvent.BEFORE_SESSION_DESTROYED);
beforeEvents.add(ContainerEvent.BEFORE_SESSION_ID_CHANGED);
beforeEvents.add(ContainerEvent.BEFORE_SESSION_ATTRIBUTE_ADDED);
beforeEvents.add(ContainerEvent.BEFORE_SESSION_ATTRIBUTE_REMOVED);
beforeEvents.add(ContainerEvent.BEFORE_SESSION_ATTRIBUTE_REPLACED);
beforeEvents.add(ContainerEvent.BEFORE_SESSION_VALUE_UNBOUND);
beforeEvents.add(ContainerEvent.BEFORE_FILTER_INITIALIZED);
beforeEvents.add(ContainerEvent.BEFORE_FILTER_DESTROYED);
beforeEvents.add(ContainerEvent.BEFORE_UPGRADE_HANDLER_INITIALIZED);
beforeEvents.add(ContainerEvent.BEFORE_UPGRADE_HANDLER_DESTROYED);
beforeEvents.add(ContainerEvent.BEFORE_READ_LISTENER_ON_DATA_AVAILABLE);
beforeEvents.add(ContainerEvent.BEFORE_READ_LISTENER_ON_ALL_DATA_READ);
beforeEvents.add(ContainerEvent.BEFORE_READ_LISTENER_ON_ERROR);
beforeEvents.add(ContainerEvent.BEFORE_WRITE_LISTENER_ON_WRITE_POSSIBLE);
beforeEvents.add(ContainerEvent.BEFORE_WRITE_LISTENER_ON_ERROR);
beforeEvents.add(ContainerEvent.BEFORE_AUTHENTICATION);
beforeEvents.add(ContainerEvent.BEFORE_POST_AUTHENTICATION);
beforeEvents.add(ContainerEvent.BEFORE_LOGOUT);
// postInvoke events
afterEvents.add(ContainerEvent.AFTER_CONTEXT_INITIALIZER_ON_STARTUP);
afterEvents.add(ContainerEvent.AFTER_CONTEXT_INITIALIZED);
afterEvents.add(ContainerEvent.AFTER_CONTEXT_DESTROYED);
afterEvents.add(ContainerEvent.AFTER_CONTEXT_ATTRIBUTE_ADDED);
afterEvents.add(ContainerEvent.AFTER_CONTEXT_ATTRIBUTE_REMOVED);
afterEvents.add(ContainerEvent.AFTER_CONTEXT_ATTRIBUTE_REPLACED);
afterEvents.add(ContainerEvent.AFTER_REQUEST_INITIALIZED);
afterEvents.add(ContainerEvent.AFTER_REQUEST_DESTROYED);
afterEvents.add(ContainerEvent.AFTER_SESSION_CREATED);
afterEvents.add(ContainerEvent.AFTER_SESSION_DESTROYED);
afterEvents.add(ContainerEvent.AFTER_SESSION_ID_CHANGED);
afterEvents.add(ContainerEvent.AFTER_SESSION_ATTRIBUTE_ADDED);
afterEvents.add(ContainerEvent.AFTER_SESSION_ATTRIBUTE_REMOVED);
afterEvents.add(ContainerEvent.AFTER_SESSION_ATTRIBUTE_REPLACED);
afterEvents.add(ContainerEvent.AFTER_SESSION_VALUE_UNBOUND);
afterEvents.add(ContainerEvent.AFTER_FILTER_INITIALIZED);
afterEvents.add(ContainerEvent.AFTER_FILTER_DESTROYED);
afterEvents.add(ContainerEvent.AFTER_UPGRADE_HANDLER_INITIALIZED);
afterEvents.add(ContainerEvent.AFTER_UPGRADE_HANDLER_DESTROYED);
afterEvents.add(ContainerEvent.AFTER_READ_LISTENER_ON_DATA_AVAILABLE);
afterEvents.add(ContainerEvent.AFTER_READ_LISTENER_ON_ALL_DATA_READ);
afterEvents.add(ContainerEvent.AFTER_READ_LISTENER_ON_ERROR);
afterEvents.add(ContainerEvent.AFTER_WRITE_LISTENER_ON_WRITE_POSSIBLE);
afterEvents.add(ContainerEvent.AFTER_WRITE_LISTENER_ON_ERROR);
afterEvents.add(ContainerEvent.AFTER_AUTHENTICATION);
afterEvents.add(ContainerEvent.AFTER_POST_AUTHENTICATION);
afterEvents.add(ContainerEvent.AFTER_LOGOUT);
}
private InvocationManager invocationManager;
private InjectionManager injectionManager;
private NamedNamingObjectProxy validationNamingProxy;
public WebContainerListener(InvocationManager invocationMgr, InjectionManager injectionMgr, NamedNamingObjectProxy validationNamingProxy) {
this.invocationManager = invocationMgr;
this.injectionManager = injectionMgr;
this.validationNamingProxy = validationNamingProxy;
}
@Override
public void containerEvent(ContainerEvent event) {
if (_logger.isLoggable(FINEST)) {
_logger.log(FINEST, LogFacade.CONTAINER_EVENT, event.getType() + "," + event.getContainer() + "," + event.getData());
}
String type = event.getType();
try {
WebModule webModule = (WebModule) event.getContainer();
if (beforeEvents.contains(type)) {
preInvoke(webModule);
if (type.equals(BEFORE_CONTEXT_DESTROYED)) {
try {
// Must close the validator factory
if (validationNamingProxy != null) {
Object validatorFactory = validationNamingProxy.handle("java:comp/ValidatorFactory");
if (validatorFactory != null) {
((ValidatorFactory) validatorFactory).close();
}
}
} catch (NamingException exc) {
_logger.log(FINEST, EXCEPTION_GETTING_VALIDATOR_FACTORY, exc);
}
}
} else if (afterEvents.contains(type)) {
if (type.equals(AFTER_FILTER_DESTROYED) || type.equals(AFTER_CONTEXT_DESTROYED)) {
preDestroy(event);
}
postInvoke(webModule);
} else if (PRE_DESTROY.equals(type)) {
preInvoke(webModule);
preDestroy(event);
postInvoke(webModule);
}
} catch (Throwable t) {
_logger.log(Level.SEVERE, format(rb.getString(EXCEPTION_DURING_HANDLE_EVENT), new Object[] { type, event.getContainer() }), t);
}
}
private void preInvoke(WebModule webModule) {
invocationManager.preInvoke(new WebComponentInvocation(webModule));
}
private void postInvoke(WebModule webModule) {
invocationManager.postInvoke(new WebComponentInvocation(webModule));
}
/**
* Invokes preDestroy on the instance embedded in the given ContainerEvent.
*
* @param event The ContainerEvent to process
*/
private void preDestroy(ContainerEvent event) {
try {
injectionManager.destroyManagedObject(event.getData(), false);
} catch (Throwable t) {
_logger.log(SEVERE, format(rb.getString(EXCEPTION_DURING_DESTROY_MANAGED_OBJECT), new Object[] { event.getData(), event.getContainer() }), t);
}
}
}