99 lines
3.2 KiB
Java
Executable File
99 lines
3.2 KiB
Java
Executable File
/*
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* Copyright (C) 2001-2004 Red Hat Inc. All Rights Reserved.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package com.arsdigita.london.navigation;
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import com.arsdigita.london.navigation.cms.CMSNavigationModel;
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import com.arsdigita.london.util.TransactionLocal;
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import com.arsdigita.categorization.Category;
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import com.arsdigita.cms.ContentSection;
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import com.arsdigita.kernel.ACSObject;
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import com.arsdigita.web.Application;
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import com.arsdigita.web.Web;
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import java.util.HashMap;
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import org.apache.log4j.Logger;
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public class ApplicationNavigationModel implements NavigationModel {
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private static final Logger s_log =
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Logger.getLogger( ApplicationNavigationModel.class );
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private static final HashMap s_navModels = new HashMap();
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private static final TransactionLocal s_model = new TransactionLocal();
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private static final NavigationModel s_defaultModel =
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new GenericNavigationModel();
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static {
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s_log.debug("Static initalizer starting...");
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register(ContentSection.BASE_DATA_OBJECT_TYPE, new CMSNavigationModel());
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register(Navigation.BASE_DATA_OBJECT_TYPE, new DefaultNavigationModel());
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s_log.debug("Static initalizer finished.");
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}
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public ACSObject getObject() {
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return getNavigationModel().getObject();
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}
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public Category getCategory() {
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return getNavigationModel().getCategory();
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}
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public Category[] getCategoryPath() {
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return getNavigationModel().getCategoryPath();
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}
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public Category getRootCategory() {
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return getNavigationModel().getRootCategory();
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}
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private NavigationModel getNavigationModel() {
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NavigationModel model = (NavigationModel)s_model.get();
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if (model != null) {
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if (s_log.isDebugEnabled()) {
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s_log.debug("Using cached model " + model.getClass().getName());
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}
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return model;
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}
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Application app = Web.getContext().getApplication();
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if (app != null) {
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model = (NavigationModel)s_navModels.get(
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app.getObjectType().getQualifiedName());
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}
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if (model == null) {
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model = s_defaultModel;
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}
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if (s_log.isDebugEnabled()) {
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s_log.debug("Using model " + model.getClass().getName() +
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"for application " + (app == null ? null : app.getOID()));
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}
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s_model.set(model);
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return model;
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}
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public static void register( String type, NavigationModel model ) {
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s_navModels.put(type, model);
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}
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}
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