/*******************************************************************************
* Copyright (c) 2003, 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
/*
* Created on Mar 29, 2004
*
* To change the template for this generated file go to
* Window - Preferences - Java - Code Generation - Code and Comments
*/
package org.eclipse.jst.j2ee.internal.war.ui.util;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.eclipse.emf.common.notify.AdapterFactory;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationWrapper;
import org.eclipse.emf.common.notify.impl.AdapterImpl;
import org.eclipse.jst.j2ee.internal.J2EEVersionConstants;
import org.eclipse.jst.j2ee.internal.common.J2EEVersionUtil;
import org.eclipse.jst.j2ee.internal.web.providers.WebAppItemProvider;
import org.eclipse.jst.j2ee.webapplication.WebApp;
import org.eclipse.jst.j2ee.webapplication.WebapplicationPackage;
import org.eclipse.jst.j2ee.webservice.wsclient.WebServicesClient;
import org.eclipse.jst.j2ee.webservice.wsclient.Webservice_clientPackage;
import org.eclipse.wst.common.internal.emfworkbench.integration.EditModelEvent;
import org.eclipse.wst.common.internal.emfworkbench.integration.EditModelListener;
/**
* @author jlanuti
*
* To change the template for this generated type comment go to Window - Preferences - Java - Code
* Generation - Code and Comments
*/
public class J2EEWebAppItemProvider extends WebAppItemProvider {
private List children = new ArrayList();
private boolean isInitializing = false;
private WebErrorPageGroupItemProvider webErrorPageGroup;
private WebServletGroupItemProvider webServletGroup;
private WebServletMappingGroupItemProvider webServletMappingGroup;
private WebFiltersGroupItemProvider webFiltersGroup;
private WebFilterMappingGroupItemProvider webFilterMappingGroup;
private WebReferencesGroupItemProvider webRefsGroup;
private WebSecurityGroupItemProvider webSecurityGroup;
private J2EEWebServiceClientDDManager clientMgr;
private WebListenerGroupItemProvider webListenerGroup;
private WebWelcomeFileGroupItemProvider webWelcomeFileGroup;
private WebContextParamGroupItemProvider webContextParamGroup;
/**
* Listen and fire updates for 1.3 web service clients
*/
private class J2EEWebServiceClientDDManager extends AdapterImpl implements EditModelListener {
WebServicesClient client;
public J2EEWebServiceClientDDManager(WeakReference weakWebApp) {
init();
}
public void init() {
// TODO fix up notification
// editModel = webServiceMgr.getWSEditModel(ProjectUtilities.getProject(webApp));
// if (editModel != null) {
// editModel.addListener(this);
// if (editModel.get13WebServicesClientResource() != null) {
// client = editModel.get13WebServicesClientResource().getWebServicesClient();
// if (client != null)
// client.eAdapters().add(this);
// }
// }
}
/*
* (non-Javadoc)
*
* @see org.eclipse.wst.common.internal.emfworkbench.integration.EditModelListener#editModelChanged(org.eclipse.wst.common.internal.emfworkbench.integration.EditModelEvent)
*/
public void editModelChanged(EditModelEvent anEvent) {
// TODO fix up notification
// if (editModel == null)
// init();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.common.notify.Adapter#notifyChanged(org.eclipse.emf.common.notify.Notification)
*/
@Override
public void notifyChanged(Notification notification) {
if (notification.getEventType() == Notification.ADD || notification.getEventType() == Notification.ADD_MANY || notification.getEventType() == Notification.REMOVE || notification.getEventType() == Notification.REMOVE_MANY) {
if (notification.getFeatureID(WebServicesClient.class) == Webservice_clientPackage.WEB_SERVICES_CLIENT__SERVICE_REFS) {
NotificationWrapper notificationWrapper = new NotificationWrapper(webRefsGroup, notification);
fireNotifyChanged(notificationWrapper);
}
}
super.notifyChanged(notification);
}
public void dispose() {
// TODO fix up notification
webErrorPageGroup.dispose();
webContextParamGroup.dispose();
webWelcomeFileGroup.dispose();
webServletGroup.dispose();
webServletMappingGroup.dispose();
webFiltersGroup.dispose();
webFilterMappingGroup.dispose();
webRefsGroup.dispose();
webSecurityGroup.dispose();
webListenerGroup.dispose();
weakWebApp = null;
if (client != null)
client.eAdapters().remove(this);
children.clear();
}
}
/**
* Default constructor
*/
public J2EEWebAppItemProvider(AdapterFactory adapterFactory) {
super(adapterFactory);
}
/**
* Initialize the list of children
*/
private void initChildren(WebApp webApp) {
if (isInitializing)
return;
isInitializing = true;
try {
children.clear();
if (clientMgr == null) {
clientMgr = new J2EEWebServiceClientDDManager(weakWebApp);
}
// if (!((WebApp)weakWebApp.get()).getErrorPages().isEmpty()) {
// children.add(webErrorPageGroup = new WebErrorPageGroupItemProvider(adapterFactory, weakWebApp));
// } else {
// WebErrorPageGroupItemProvider child = null;
// for (int i=0; i < children.size(); i++) {
// Object object = children.get(i);
// if (object instanceof WebErrorPageGroupItemProvider) {
// child = (WebErrorPageGroupItemProvider) object;
// break;
// }
// }
// if (child != null) {
// child.dispose();
// }
// }
// if (!((WebApp)weakWebApp.get()).getContextParams().isEmpty()) {
// children.add(webContextParamGroup = new WebContextParamGroupItemProvider(adapterFactory, weakWebApp));
// } else {
// WebContextParamGroupItemProvider child = null;
// for (int i=0; i < children.size(); i++) {
// Object object = children.get(i);
// if (object instanceof WebContextParamGroupItemProvider) {
// child = (WebContextParamGroupItemProvider) object;
// break;
// }
// }
// if (child != null) {
// child.dispose();
// }
// }
// WelcomeFileList welcomeFileList = ((WebApp)weakWebApp.get()).getFileList();
// if (welcomeFileList != null && !welcomeFileList.getFile().isEmpty()) {
// children.add(webWelcomeFileGroup = new WebWelcomeFileGroupItemProvider(adapterFactory, weakWebApp));
// } else {
// WebWelcomeFileGroupItemProvider child = null;
// for (int i=0; i < children.size(); i++) {
// Object object = children.get(i);
// if (object instanceof WebWelcomeFileGroupItemProvider) {
// child = (WebWelcomeFileGroupItemProvider) object;
// break;
// }
// }
// if (child != null) {
// child.dispose();
// }
// }
children.add(webErrorPageGroup = new WebErrorPageGroupItemProvider(adapterFactory, weakWebApp));
children.add(webContextParamGroup = new WebContextParamGroupItemProvider(adapterFactory, weakWebApp));
children.add(webWelcomeFileGroup = new WebWelcomeFileGroupItemProvider(adapterFactory, weakWebApp));
children.add(webServletGroup = new WebServletGroupItemProvider(adapterFactory, weakWebApp));
children.add(webServletMappingGroup = new WebServletMappingGroupItemProvider(adapterFactory, weakWebApp));
children.add(webRefsGroup = new WebReferencesGroupItemProvider(adapterFactory, weakWebApp));
children.add(webSecurityGroup = new WebSecurityGroupItemProvider(adapterFactory, weakWebApp));
// show the below nodes only if Web 2.3 and greater
if (J2EEVersionUtil.convertVersionStringToInt(webApp.getVersion()) > J2EEVersionConstants.SERVLET_2_2) {
children.add(webFiltersGroup = new WebFiltersGroupItemProvider(adapterFactory, weakWebApp));
children.add(webFilterMappingGroup = new WebFilterMappingGroupItemProvider(adapterFactory, weakWebApp));
children.add(webListenerGroup = new WebListenerGroupItemProvider(adapterFactory, weakWebApp));
}
} finally {
isInitializing = false;
}
}
protected WeakReference weakWebApp = null;
@Override
public Collection getChildren(Object object) {
if (object instanceof WebApp) {
WebApp webApp = (WebApp) object;
// If uninitialized or web app needs to re-initialize, init the children
if(weakWebApp == null || children.isEmpty() || webApp != weakWebApp.get()) {
weakWebApp = new WeakReference(webApp);
initChildren(webApp);
}
// if (isInitializing) return children;
// isInitializing = true;
// updateContextParams(webApp);
// updateWelcomePages(webApp);
// isInitializing = false;
return children;
}
return Collections.EMPTY_LIST;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.ItemProviderAdapter#hasChildren(java.lang.Object)
*/
@Override
public boolean hasChildren(Object object) {
return true;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.common.notify.Adapter#notifyChanged(org.eclipse.emf.common.notify.Notification)
*/
@Override
public void notifyChanged(Notification notification) {
// We only care about adds and removes for the different item provider
// groups
if (notification.getEventType() == Notification.ADD || notification.getEventType() == Notification.ADD_MANY || notification.getEventType() == Notification.REMOVE || notification.getEventType() == Notification.REMOVE_MANY) {
Object notifier = null;
switch (notification.getFeatureID(WebApp.class)) {
case WebapplicationPackage.WEB_APP__ERROR_PAGES :
notifier = webErrorPageGroup;
break;
case WebapplicationPackage.WEB_APP__CONTEXT_PARAMS :
notifier = webContextParamGroup;
break;
case WebapplicationPackage.WEB_APP__FILE_LIST :
notifier = webWelcomeFileGroup;
break;
case WebapplicationPackage.WEB_APP__SERVLETS :
notifier = webServletGroup;
break;
case WebapplicationPackage.WEB_APP__SERVLET_MAPPINGS :
notifier = webServletMappingGroup;
break;
case WebapplicationPackage.WEB_APP__FILTERS :
notifier = webFiltersGroup;
break;
case WebapplicationPackage.WEB_APP__FILTER_MAPPINGS :
notifier = webFilterMappingGroup;
break;
case WebapplicationPackage.WEB_APP__EJB_LOCAL_REFS :
case WebapplicationPackage.WEB_APP__EJB_REFS :
case WebapplicationPackage.WEB_APP__MESSAGE_DESTINATION_REFS :
case WebapplicationPackage.WEB_APP__RESOURCE_ENV_REFS :
case WebapplicationPackage.WEB_APP__RESOURCE_REFS :
case WebapplicationPackage.WEB_APP__SERVICE_REFS :
notifier = webRefsGroup;
break;
case WebapplicationPackage.WEB_APP__SECURITY_ROLES :
case WebapplicationPackage.WEB_APP__CONSTRAINTS :
notifier = webSecurityGroup;
break;
case WebapplicationPackage.WEB_APP__LISTENERS :
notifier = webListenerGroup;
break;
}
if (notifier != null) {
NotificationWrapper notificationWrapper = new NotificationWrapper(notifier, notification);
fireNotifyChanged(notificationWrapper);
return;
}
}
super.notifyChanged(notification);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.emf.edit.provider.IDisposable#dispose()
*/
@Override
public void dispose() {
if (clientMgr != null)
clientMgr.dispose();
super.dispose();
}
}