TreeitemValueAdapter.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.zkoss.tree;
 
import java.util.Collection;
import java.util.HashSet;
import org.zkoss.zul.Treeitem;
 
public class TreeitemValueAdapter<V> extends HashSet<V> {
 
  public TreeitemValueAdapter(Collection collection, boolean selected) {
    super();
    if(collection != null) {
      for(Object obj : collection) {
        if(obj instanceof Treeitem) {
          if(!selected || (selected && ((Treeitem) obj).isSelected())) {
            if(((Treeitem) obj).getValue() != null) {
              add((V) ((Treeitem) obj).getValue());
            }
          }
        }
      }
    }
  }
 
}