/*
 * Copyright (C) 2003-2007 eXo Platform SAS.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, see<http://www.gnu.org/licenses/>.
 */
package org.exoplatform.ecm.webui.form.validator;

import org.exoplatform.web.application.ApplicationMessage;
import org.exoplatform.webui.exception.MessageException;
import org.exoplatform.webui.form.UIFormInput;
import org.exoplatform.webui.form.validator.Validator;
import org.quartz.impl.triggers.CronTriggerImpl;

/**
 * Created by The eXo Platform SAS
 * Author : Hoa Pham
 *          hoa.pham@exoplatform.com
 * Aug 13, 2007
 */
public class CronExpressionValidator implements Validator{

  public void validate(UIFormInput uiInput) throws Exception {
    try{
      new CronTriggerImpl().setCronExpression((String)uiInput.getValue()) ;
    }catch (Exception e) {
      throw new MessageException(new ApplicationMessage("CronExpressionValidator.invalid-input",
                                                        null,
                                                        ApplicationMessage.WARNING));
    }
  }

}
