//=============================================================================
//=== Copyright (C) 2001-2007 Food and Agriculture Organization of the
//=== United Nations (FAO-UN), United Nations World Food Programme (WFP)
//=== and United Nations Environment Programme (UNEP)
//===
//=== This program is free software; you can redistribute it and/or modify
//=== it under the terms of the GNU General Public License as published by
//=== the Free Software Foundation; either version 2 of the License, or (at
//=== your option) any later version.
//===
//=== This program 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
//=== General Public License for more details.
//===
//=== You should have received a copy of the GNU General Public License
//=== along with this program; if not, write to the Free Software
//=== Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
//===
//=== Contact: Jeroen Ticheler - FAO - Viale delle Terme di Caracalla 2,
//=== Rome - Italy. email: geonetwork@osgeo.org
//==============================================================================
package org.fao.geonet.kernel.oaipmh.services;
import jeeves.constants.Jeeves;
import jeeves.server.context.ServiceContext;
import org.fao.geonet.constants.Geonet;
import org.fao.geonet.domain.ISODate;
import org.fao.geonet.domain.Metadata;
import org.fao.geonet.kernel.oaipmh.OaiPmhService;
import org.fao.geonet.kernel.setting.SettingInfo;
import org.fao.geonet.repository.MetadataRepository;
import org.fao.oaipmh.requests.AbstractRequest;
import org.fao.oaipmh.requests.IdentifyRequest;
import org.fao.oaipmh.responses.AbstractResponse;
import org.fao.oaipmh.responses.IdentifyResponse;
import org.fao.oaipmh.responses.IdentifyResponse.DeletedRecord;
import org.fao.oaipmh.responses.IdentifyResponse.Granularity;
import org.jdom.Element;
import java.util.List;
//=============================================================================
public class Identify implements OaiPmhService
{
public String getVerb() { return IdentifyRequest.VERB; }
//---------------------------------------------------------------------------
//---
//--- Service
//---
//---------------------------------------------------------------------------
public AbstractResponse execute(AbstractRequest request, ServiceContext context) throws Exception
{
IdentifyResponse res = new IdentifyResponse();
SettingInfo si = context.getBean(SettingInfo.class);
String baseUrl = si.getSiteUrl() + context.getBaseUrl() +"/"+ Jeeves.Prefix.SERVICE +"/en/"+ context.getService();
res.setRepositoryName(si.getSiteName());
res.setBaseUrl(baseUrl);
res.setEarliestDateStamp(getEarliestDS(context));
res.setDeletedRecord(DeletedRecord.NO);
res.setGranularity(Granularity.LONG);
res.addAdminEmail(si.getFeedbackEmail());
return res;
}
//---------------------------------------------------------------------------
private ISODate getEarliestDS(ServiceContext context) throws Exception
{
final Metadata oldestByChangeDate = context.getBean(MetadataRepository.class).findOneOldestByChangeDate();
//--- if we don't have metadata, just return 'now'
if (oldestByChangeDate == null)
return new ISODate();
return oldestByChangeDate.getDataInfo().getChangeDate();
}
}
//=============================================================================