/*
 * Copyright (C) 2003-2014 eXo Platform SAS.
 *
 * This file is part of eXo Platform - Add-ons Manager.
 *
 * eXo Platform - Add-ons Manager is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 3 of
 * the License, or (at your option) any later version.
 *
 * eXo Platform - Add-ons Manager software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with eXo Platform - Add-ons Manager; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see <http://www.gnu.org/licenses/>.
 */
package org.exoplatform.platform.am.cli

import com.beust.jcommander.IParameterValidator
import com.beust.jcommander.ParameterException

/**
 * Conflict Validator for JCommander
 * @author Arnaud HÃ©ritier <aheritier@exoplatform.com>
 */
class ConflictValidator implements IParameterValidator {
/**
 * {@inheritDoc}
 */
  @Override
  public void validate(String name, String value)
      throws ParameterException {
    try {
      if(value){Conflict.valueOf(value.toUpperCase().trim())}
    } catch (IllegalArgumentException iae) {
      throw new ParameterException("Parameter " + name + " accepts only values 'skip' or 'overwrite' (found " + value + ")");
    }
  }
}
