/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This 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 software 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.config;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.LinkedList;
import java.util.List;
import org.exoplatform.commons.utils.LazyPageList;
import org.exoplatform.commons.utils.ListAccess;
import org.exoplatform.portal.config.model.Application;
import org.exoplatform.portal.config.model.ApplicationState;
import org.exoplatform.portal.config.model.ApplicationType;
import org.exoplatform.portal.config.model.Container;
import org.exoplatform.portal.config.model.Dashboard;
import org.exoplatform.portal.config.model.ModelObject;
import org.exoplatform.portal.config.model.Page;
import org.exoplatform.portal.config.model.PortalConfig;
import org.exoplatform.portal.mop.page.PageService;
import org.exoplatform.portal.pom.data.ApplicationData;
import org.exoplatform.portal.pom.data.DashboardData;
import org.exoplatform.portal.pom.data.ModelChange;
import org.exoplatform.portal.pom.data.ModelData;
import org.exoplatform.portal.pom.data.ModelDataStorage;
import org.exoplatform.portal.pom.data.PageData;
import org.exoplatform.portal.pom.data.PageKey;
import org.exoplatform.portal.pom.data.PortalData;
import org.exoplatform.portal.pom.data.PortalKey;
import org.exoplatform.services.listener.ListenerService;
/**
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
* @version $Revision$
*/
public class DataStorageImpl implements DataStorage {
/** . */
private ModelDataStorage delegate;
private ListenerService listenerServ_;
public DataStorageImpl(ModelDataStorage delegate, ListenerService listenerServ) {
this.delegate = delegate;
this.listenerServ_ = listenerServ;
}
/**
* @deprecated replaced by
* {@link PageService#clone(org.exoplatform.portal.mop.page.PageKey, org.exoplatform.portal.mop.page.PageKey)}
*
*/
public Page clonePage(String pageId, String clonedOwnerType, String clonedOwnerId, String clonedName) {
throw new UnsupportedOperationException();
}
public void create(PortalConfig config) throws Exception {
delegate.create(config.build());
listenerServ_.broadcast(PORTAL_CONFIG_CREATED, this, config);
}
public void save(PortalConfig config) throws Exception {
delegate.save(config.build());
listenerServ_.broadcast(PORTAL_CONFIG_UPDATED, this, config);
}
public void remove(PortalConfig config) throws Exception {
delegate.remove(config.build());
listenerServ_.broadcast(PORTAL_CONFIG_REMOVED, this, config);
}
public void create(Page page) {
throw new UnsupportedOperationException();
}
public List<ModelChange> save(Page page) throws Exception {
List<ModelChange> changes = delegate.save(page.build());
listenerServ_.broadcast(PAGE_UPDATED, this, page);
return changes;
}
/**
* @deprecated replaced by {@link PageService#destroyPage(org.exoplatform.portal.mop.page.PageKey)}
*
*/
public void remove(Page page) {
throw new UnsupportedOperationException();
}
public <S> S load(ApplicationState<S> state, ApplicationType<S> type) throws Exception {
return delegate.load(state, type);
}
public <S> ApplicationState<S> save(ApplicationState<S> state, S preferences) throws Exception {
return delegate.save(state, preferences);
}
public Container getSharedLayout() throws Exception {
return delegate.getSharedLayout();
}
public PortalConfig getPortalConfig(String portalName) throws Exception {
return getPortalConfig(PortalConfig.PORTAL_TYPE, portalName);
}
public Page getPage(String pageId) throws Exception {
PageKey key = PageKey.create(pageId);
PageData data = delegate.getPage(key);
return data != null ? new Page(data) : null;
}
private abstract class Bilto<O extends ModelObject, D extends ModelData> {
final Query<O> q;
final Class<D> dataType;
final Comparator<O> cp;
Bilto(Query<O> q, Class<D> dataType) {
this.q = q;
this.dataType = dataType;
this.cp = null;
}
Bilto(Query<O> q, Class<D> dataType, Comparator<O> cp) {
this.q = q;
this.dataType = dataType;
this.cp = cp;
}
protected abstract O create(D d);
ListAccess<O> execute() throws Exception {
Query<D> delegateQ = new Query<D>(q, dataType);
LazyPageList<D> r = delegate.find(delegateQ, null);
List<D> tmp = r.getAll();
tmp = sort(tmp, this.cp);
final List<D> list = tmp;
return new ListAccess<O>() {
public int getSize() throws Exception {
return list.size();
}
public O[] load(int index, int length) throws Exception {
O[] pages = (O[]) Array.newInstance(q.getClassType(), length);
int i = 0;
for (D data : list.subList(index, index + length)) {
pages[i++] = create(data);
}
return pages;
}
};
}
private List<D> sort(List<D> list, final Comparator<O> comparator) {
if (comparator != null) {
List<D> tmpList = new ArrayList<D>();
for (int i = 0; i < list.size(); i++) {
tmpList.add(list.get(i));
}
Collections.sort(tmpList, new Comparator<D>() {
public int compare(D d1, D d2) {
O o1 = create(d1);
O o2 = create(d2);
return comparator.compare(o1, o2);
}
});
return tmpList;
} else {
return list;
}
}
}
public List<String> getAllPortalNames() throws Exception {
Query<PortalKey> q = new Query<PortalKey>("portal", null, PortalKey.class);
List<PortalKey> keys = delegate.find(q).getAll();
LinkedList<String> list = new LinkedList<String>();
for (PortalKey key : keys) {
list.add(key.getId());
}
return list;
}
public List<String> getAllGroupNames() throws Exception {
Query<PortalKey> q = new Query<PortalKey>("group", null, PortalKey.class);
List<PortalKey> keys = delegate.find(q).getAll();
LinkedList<String> list = new LinkedList<String>();
for (PortalKey key : keys) {
list.add(key.getId());
}
return list;
}
public <T> ListAccess<T> find2(Query<T> q) throws Exception {
return find2(q, null);
}
public <T> LazyPageList<T> find(Query<T> q, Comparator<T> sortComparator) throws Exception {
return new LazyPageList<T>(find2(q, sortComparator), 10);
}
public <T> ListAccess<T> find2(Query<T> q, Comparator<T> sortComparator) throws Exception {
Class<T> type = q.getClassType();
if (type == Page.class) {
Bilto<Page, PageData> bilto = new Bilto<Page, PageData>((Query<Page>) q, PageData.class,
(Comparator<Page>) sortComparator) {
@Override
protected Page create(PageData pageData) {
return new Page(pageData);
}
};
return (ListAccess<T>) bilto.execute();
} else if (type == PortalConfig.class) {
Bilto<PortalConfig, PortalData> bilto = new Bilto<PortalConfig, PortalData>((Query<PortalConfig>) q,
PortalData.class, (Comparator<PortalConfig>) sortComparator) {
@Override
protected PortalConfig create(PortalData portalData) {
return new PortalConfig(portalData);
}
};
return (ListAccess<T>) bilto.execute();
} else {
throw new UnsupportedOperationException("Cannot query type " + type);
}
}
public <T> LazyPageList<T> find(Query<T> q) throws Exception {
return find(q, null);
}
public <S> String getId(ApplicationState<S> state) throws Exception {
return delegate.getId(state);
}
public void save() throws Exception {
delegate.save();
}
public PortalConfig getPortalConfig(String ownerType, String portalName) throws Exception {
PortalKey key = new PortalKey(ownerType, portalName);
PortalData data = delegate.getPortalConfig(key);
return data != null ? new PortalConfig(data) : null;
}
public Dashboard loadDashboard(String dashboardId) throws Exception {
DashboardData data = delegate.loadDashboard(dashboardId);
return data != null ? new Dashboard(data) : null;
}
public void saveDashboard(Dashboard dashboard) throws Exception {
delegate.saveDashboard(dashboard.build());
}
public <A> A adapt(ModelObject modelObject, Class<A> type) {
return delegate.adapt(modelObject.build(), type);
}
public <A> A adapt(ModelObject modelObject, Class<A> type, boolean create) {
return delegate.adapt(modelObject.build(), type, create);
}
public String[] getSiteInfo(String applicationStorageId) throws Exception {
// TODO Auto-generated method stub
return delegate.getSiteInfo(applicationStorageId);
}
public <S> Application<S> getApplicationModel(String applicationStorageId) throws Exception {
// TODO Auto-generated method stub
try {
ApplicationData<S> applicationData = delegate.getApplicationData(applicationStorageId);
return new Application<S>(applicationData);
} catch (NoSuchDataException ex) {
// TODO: Throw something else
throw ex;
}
}
}