Package org.fao.geonet.services.metadata

Source Code of org.fao.geonet.services.metadata.BatchVersion

//=============================================================================
//===  Copyright (C) 2001-2012 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.services.metadata;

import jeeves.constants.Jeeves;
import jeeves.interfaces.Service;
import jeeves.server.ServiceConfig;
import jeeves.server.UserSession;
import jeeves.server.context.ServiceContext;
import org.fao.geonet.GeonetContext;
import org.fao.geonet.constants.Geonet;
import org.fao.geonet.kernel.AccessManager;
import org.fao.geonet.kernel.DataManager;
import org.fao.geonet.kernel.SelectionManager;
import org.jdom.Element;

import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

//=============================================================================

/** Versions all selected metadata by adding to subversion repo.
  */

public class BatchVersion implements Service
{
  public void init(String appPath, ServiceConfig params) throws Exception {}

  //--------------------------------------------------------------------------
  //---
  //--- Service
  //---
  //--------------------------------------------------------------------------

  public Element exec(Element params, ServiceContext context) throws Exception
  {
    GeonetContext gc = (GeonetContext) context.getHandlerContext(Geonet.CONTEXT_NAME);
    DataManager   dataMan   = gc.getBean(DataManager.class);
    AccessManager accessMan = gc.getBean(AccessManager.class);
    UserSession   session   = context.getUserSession();

    Set<Integer> metadata = new HashSet<Integer>();
    Set<Integer> notFound = new HashSet<Integer>();
    Set<Integer> notOwner = new HashSet<Integer>();

        if(context.isDebugEnabled())
            context.debug("Get selected metadata");
    SelectionManager sm = SelectionManager.getManager(session);

    synchronized(sm.getSelection("metadata")) {
    for (Iterator<String> iter = sm.getSelection("metadata").iterator(); iter.hasNext();) {
      String uuid = (String) iter.next();
            if(context.isDebugEnabled())
                context.debug("Deleting metadata with uuid:"+ uuid);

      String id   = dataMan.getMetadataId(uuid);
      //--- Metadata may have been deleted since selection
      if (id != null) {
        //-----------------------------------------------------------------------
        //--- check access
        Element md = dataMan.getMetadataNoInfo(context, id);
 
        if (md == null) {
          notFound.add(Integer.valueOf(id));
        } else if (!accessMan.isOwner(context, id)) {
          notOwner.add(Integer.valueOf(id));
        } else {
 
          //--- now set metadata into subversion repo
          dataMan.versionMetadata(context, id, md);
                    if(context.isDebugEnabled())
                        context.debug("  Metadata with id " + id + " added to subversion repo.");
          metadata.add(Integer.valueOf(id));
        }
      } else
            if(context.isDebugEnabled())
                context.debug("  Metadata not found in db:"+ uuid);
        // TODO : add to notFound set

    }
    }

    // -- for the moment just return the sizes - we could return the ids
    // -- at a later stage for some sort of result display
    return new Element(Jeeves.Elem.RESPONSE)
      .addContent(new Element("done")    .setText(metadata.size()+""))
      .addContent(new Element("notOwner").setText(notOwner.size()+""))
      .addContent(new Element("notFound").setText(notFound.size()+""));
  }

}

//=============================================================================
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