EntityCollections.java

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/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2011 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.jpa.entity;
 
import java.util.Collection;
import java.util.Objects;
import org.turro.collections.CollectionUtil;
 
public class EntityCollections extends CollectionUtil<IDaoEntity> {
 
  public boolean remove(IDaoEntity entity) {
    if(entity == null) return false;
    return super.remove(e -> {
      return !e.isNew() && Objects.equals(e.entityId(), entity.entityId());
    });
  }
  
  public boolean removeEmpties() {
    return super.remove(e -> {
      return e.isEmpty();
    });
  }
  
  public boolean removeNews() {
    return super.remove(e -> {
      return e.isNew();
    });
  }
  
  public boolean contains(IDaoEntity o) {
    return super.contains(e -> Objects.equals(e.entityId(), o.entityId()));
  }
 
  public boolean replace(IDaoEntity o) {
    if(remove(o)) {
      return values.add(o);
    }
    return false;
  }
 
  /* Factory */
  
  public static EntityCollections entities(Collection values) {
    return new EntityCollections(CollectionUtil.from((Collection<Object>) values).<Collection<IDaoEntity>>cast());
  }
  
  protected EntityCollections(Collection<IDaoEntity> values) {
    super(values);
  }
  
}