Elephant/elephant-plugins/src/main/java/org/turro/plugin/contacts/ContactList.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.plugin.contacts;
 
import java.util.ArrayList;
import org.turro.util.PhraseBuilder;
 
public class ContactList extends ArrayList<IContact> {
 
  @Override
  public boolean add(IContact e) {
    if(e == null || !e.isValid()) return false;
    if(!contains(e)) {
      return super.add(e);
    }
    return false;
  }
  
  public boolean contains(IContact e) {
    if(e == null || !e.isValid()) return false;
    for(IContact ic : this) {
      if(ic.getId().equals(e.getId())) {
        return true;
      }
    }
    return false;
  }
 
  public String getCommaSeparatedId() {
    PhraseBuilder pb = new PhraseBuilder();
    for(IContact c : this) {
      pb.addWord("'" + c.getId() + "'");
      pb.addPendingSeparator(",");
    }
    return pb.toString();
  }
  
}