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/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.application.list;
import com.liferay.application.list.display.context.logic.PanelCategoryHelper;
import com.liferay.application.list.util.PanelCategoryServiceReferenceMapper;
import com.liferay.osgi.service.tracker.collections.map.PropertyServiceReferenceComparator;
import com.liferay.osgi.service.tracker.collections.map.ServiceReferenceMapper;
import com.liferay.osgi.service.tracker.collections.map.ServiceTrackerMap;
import com.liferay.osgi.service.tracker.collections.map.ServiceTrackerMapFactory;
import com.liferay.portal.kernel.exception.PortalException;
import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.portal.kernel.model.Group;
import com.liferay.portal.kernel.model.User;
import com.liferay.portal.kernel.security.permission.PermissionChecker;
import com.liferay.portal.kernel.util.ListUtil;
import com.liferay.portal.kernel.util.PredicateFilter;
import java.util.Collections;
import java.util.List;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.service.component.annotations.Activate;
import org.osgi.service.component.annotations.Component;
import org.osgi.service.component.annotations.Deactivate;
/**
* Provides methods for retrieving application category instances defined by
* {@link PanelCategory} implementations. The Application Categories Registry is
* an OSGi component. Application categories used within the registry should
* also be OSGi components in order to be registered.
*
* @author Adolfo Pérez
*/
@Component(immediate = true, service = PanelCategoryRegistry.class)
public class PanelCategoryRegistry {
public List getChildPanelCategories(
PanelCategory panelCategory) {
return getChildPanelCategories(panelCategory.getKey());
}
public List getChildPanelCategories(
PanelCategory panelCategory, final PermissionChecker permissionChecker,
final Group group) {
return getChildPanelCategories(
panelCategory.getKey(), permissionChecker, group);
}
public List getChildPanelCategories(
String panelCategoryKey) {
List childPanelCategories =
_childPanelCategoriesServiceTrackerMap.getService(panelCategoryKey);
if (childPanelCategories == null) {
return Collections.emptyList();
}
return childPanelCategories;
}
public List getChildPanelCategories(
String panelCategoryKey, final PermissionChecker permissionChecker,
final Group group) {
List panelCategories = getChildPanelCategories(
panelCategoryKey);
if (panelCategories.isEmpty()) {
return panelCategories;
}
return ListUtil.filter(
panelCategories,
new PredicateFilter() {
@Override
public boolean filter(PanelCategory panelCategory) {
try {
return panelCategory.isShow(permissionChecker, group);
}
catch (PortalException pe) {
_log.error(pe, pe);
}
return false;
}
});
}
public int getChildPanelCategoriesNotificationsCount(
PanelCategoryHelper panelCategoryHelper, String panelCategoryKey,
PermissionChecker permissionChecker, Group group, User user) {
int count = 0;
for (PanelCategory panelCategory :
getChildPanelCategories(panelCategoryKey)) {
int notificationsCount = panelCategory.getNotificationsCount(
panelCategoryHelper, permissionChecker, group, user);
try {
if ((notificationsCount > 0) &&
panelCategory.isShow(permissionChecker, group)) {
count += notificationsCount;
}
}
catch (PortalException pe) {
_log.error(pe, pe);
}
}
return count;
}
public PanelCategory getFirstChildPanelCategory(
String panelCategoryKey, PermissionChecker permissionChecker,
Group group) {
List panelCategories = getChildPanelCategories(
panelCategoryKey);
for (PanelCategory panelCategory : panelCategories) {
try {
if (panelCategory.isShow(permissionChecker, group)) {
return panelCategory;
}
}
catch (PortalException pe) {
_log.error(pe, pe);
}
}
return null;
}
public PanelCategory getPanelCategory(String panelCategoryKey) {
PanelCategory panelCategory =
_panelCategoryServiceTrackerMap.getService(panelCategoryKey);
if (panelCategory == null) {
throw new IllegalArgumentException(
"No panel category found with key " + panelCategoryKey);
}
return panelCategory;
}
@Activate
protected void activate(final BundleContext bundleContext) {
_childPanelCategoriesServiceTrackerMap =
ServiceTrackerMapFactory.openMultiValueMap(
bundleContext, PanelCategory.class, "(panel.category.key=*)",
new PanelCategoryServiceReferenceMapper(),
Collections.reverseOrder(
new PropertyServiceReferenceComparator(
"panel.category.order")));
_panelCategoryServiceTrackerMap =
ServiceTrackerMapFactory.openSingleValueMap(
bundleContext, PanelCategory.class, null,
new ServiceReferenceMapper() {
@Override
public void map(
ServiceReference serviceReference,
Emitter emitter) {
PanelCategory panelCategory = bundleContext.getService(
serviceReference);
try {
emitter.emit(panelCategory.getKey());
}
finally {
bundleContext.ungetService(serviceReference);
}
}
});
}
@Deactivate
protected void deactivate() {
_childPanelCategoriesServiceTrackerMap.close();
_panelCategoryServiceTrackerMap.close();
}
private static final Log _log = LogFactoryUtil.getLog(
PanelCategoryRegistry.class);
private ServiceTrackerMap>
_childPanelCategoriesServiceTrackerMap;
private ServiceTrackerMap
_panelCategoryServiceTrackerMap;
}
