PublicationLastActivity.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2019 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.activity;
 
import java.util.Date;
import java.util.List;
import org.turro.elephant.db.WhereClause;
import org.turro.entities.Entities;
import org.turro.jpa.Dao;
import org.turro.publication.db.PublicationPU;
import org.turro.publication.entity.Publication;
import org.zkoss.lang.Strings;
 
@LastActivity
public class PublicationLastActivity implements ILastActivity {
 
  @Override
  public EntityActivitySet getActivities(Date from, String entityPath, String type) {
    EntityActivitySet set = new EntityActivitySet();
    for(Object obj : getPublications(entityPath, from, null)) {
      Publication publication = (Publication) obj;
      DefaultEntityLastActivity ela = new DefaultEntityLastActivity(
              publication, PublicationPU.getObjectPath(publication), publication.getDate(), "Published");
      ela.setSortPath(Entities.getController(publication).getHierarchicalPath());
      set.add(ela);
    }
    return set;
  }
 
  @Override
  public Object getMainEntity(Object entity) {
    return null;
  }
 
  public List getPublications(String path, Date from, String select) {
    WhereClause wc = new WhereClause();
    wc.addClause("select publication" + check(select) + " from Publication as publication");
    wc.addClause("where publication.date >= :date");
    wc.addNamedValue("date", from);
    return getDao().getResultList(wc);
  }
 
  private String check(String select) {
    return Strings.isBlank(select) ? "" : select;
  }
  
  /* Dao */
  
  private Dao _dao;
  
  private Dao getDao() {
    if(_dao == null) {
      _dao = new PublicationPU();
    }
    return _dao;
  }
  
}