/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* 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.mop.management.exportimport;
import org.exoplatform.portal.config.DataStorage;
import org.exoplatform.portal.config.model.PortalConfig;
import org.exoplatform.portal.mop.SiteKey;
import org.exoplatform.portal.mop.importer.ImportMode;
import org.exoplatform.portal.mop.management.operations.page.PageUtils;
/**
* @author <a href="mailto:nscavell@redhat.com">Nick Scavelli</a>
* @version $Revision$
*/
public class SiteLayoutImportTask extends AbstractImportTask<PortalConfig> {
private final DataStorage dataStorage;
private PortalConfig rollbackDelete;
private PortalConfig rollbackSave;
public SiteLayoutImportTask(PortalConfig data, SiteKey siteKey, DataStorage dataStorage) {
super(data, siteKey);
this.dataStorage = dataStorage;
}
@Override
public void importData(ImportMode importMode) throws Exception {
PortalConfig dst = dataStorage.getPortalConfig(siteKey.getTypeName(), siteKey.getName());
switch (importMode) {
// Really doesn't make sense to "merge" site layout data. Really two modes, conserve (keep) and overwrite.
case CONSERVE:
if (dst == null) {
dst = data;
rollbackDelete = data;
} else {
dst = null;
}
break;
case INSERT:
case MERGE:
case OVERWRITE:
if (dst == null) {
rollbackDelete = data;
} else {
rollbackSave = PageUtils.copy(dst);
}
dst = data;
break;
}
if (dst != null) {
if (rollbackDelete == null) {
dataStorage.save(dst);
} else {
dataStorage.create(dst);
}
dataStorage.save();
}
}
@Override
public void rollback() throws Exception {
if (rollbackDelete != null) {
dataStorage.remove(rollbackDelete);
} else if (rollbackSave != null) {
dataStorage.save(rollbackSave);
dataStorage.save();
}
}
}