FolderNameComboModel.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.attach.zul;
 
import java.util.*;
import org.turro.attach.db.AttachPU;
import org.turro.elephant.db.WhereClause;
import org.turro.jpa.Dao;
import org.turro.plugin.attach.IAttachFolder;
import org.zkoss.lang.Strings;
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;
 
@Deprecated
public class FolderNameComboModel extends AbstractListModel implements Sortable<IAttachFolder>, ListSubModel, java.io.Serializable {
 
  private static final long serialVersionUID = 20081029L;
 
  private Object[] data;
  private IAttachFolder parentFolder;
 
  public FolderNameComboModel(Object[] data, IAttachFolder parentFolder) {
    this.data = data;
    this.parentFolder = parentFolder;
  }
 
    public FolderNameComboModel(List data, IAttachFolder parentFolder) {
        this.data = data.toArray(new Object[data.size()]);
    this.parentFolder = parentFolder;
    }
 
  @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 cmpr) {
    return "natural";
  }
 
  @Override
  public ListModel getSubModel(Object value, int nRows) {
    Dao dao = new AttachPU();
    WhereClause wc = new WhereClause();
    wc.addClause("select distinct attachment.path from Attachment as attachment");
    wc.addClause("where path like :path");
    wc.addClause("order by attachment.path");
    wc.addNamedValue("path", rootName());
    if(nRows < 1) nRows = 10;
    return new FolderNameComboModel(cookList(dao.getResultList(wc, nRows), (String)value), parentFolder);
  }
 
  private List<String> cookList(List<String> list, String value) {
    ArrayList<String> result = new ArrayList<String>();
    String fp = parentFolder.getFolderPath();
    String pn[] = fp.split("\\/");
    if(pn.length > 2) {
      for(String s : list) {
        String spn = null, cp[] = s.split("\\/");
        boolean match = true;
        for(int i = 0; i < pn.length; i++) {
          if(i >= cp.length) {
            match = false;
            break;
          }
          if(i != 2 && !Strings.isBlank(pn[i]) && !pn[i].equals(cp[i])) {
            match = false;
            break;
          }
        }
        if(match) {
          for(int i = pn.length; i < cp.length; i++) {
            spn = (spn != null ? spn + "/" : "") + cp[i];
          }
          if(!result.contains(spn) && spn != null) result.add(spn);
        }
      }
    }
    Collections.sort(result, String.CASE_INSENSITIVE_ORDER);
    return result;
  }
  
  private String rootName() {
    String s[] = parentFolder.getFolderPath().split("\\/");
    return (s.length > 1 ? "/" + s[1] : "") + "/%";
  }
 
}