TagNameComboModel.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.contacts.zul.contact;
 
import java.util.Arrays;
import java.util.Comparator;
import java.util.List;
import java.util.stream.Collectors;
import org.turro.tags.Tags;
import org.zkoss.zul.AbstractListModel;
import org.zkoss.zul.ListModel;
import org.zkoss.zul.ListSubModel;
import org.zkoss.zul.event.ListDataEvent;
import org.zkoss.zul.ext.Sortable;
 
public class TagNameComboModel extends AbstractListModel implements Sortable<String>, ListSubModel, java.io.Serializable {
 
  private static final long serialVersionUID = 20081029L;
 
  private Object[] data;
 
  public TagNameComboModel(Object[] data) {
    this.data = data;
  }
 
    public TagNameComboModel(List data) {
        this.data = data.toArray(new Object[data.size()]);
    }
 
  @Override
  public Object getElementAt(int index) {
    if(data == null || data.length <= index) return null;
    return data[index];
  }
 
  @Override
  public int getSize() {
    return data.length;
  }
 
  @Override
  public void sort(Comparator cmpr, boolean ascending) {
        Arrays.sort(data, cmpr);
        fireEvent(ListDataEvent.CONTENTS_CHANGED, -1, -1);
  }
 
  @Override
  public String getSortDirection(Comparator<String> cmpr) {
    return "natural";
  }
 
  @Override
  public ListModel getSubModel(Object value, int nRows) {
    if(nRows < 1) nRows = 10;
    return new TagNameComboModel(Tags.search("contact", value.toString(), nRows)
                .stream().map(t -> t.getTagName()).collect(Collectors.toList()));
  }
 
}