/**
 * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
 * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
 * joint initiative of the Federal Chancellery Austria and Graz University of
 * Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 */
package at.gv.egiz.pdfas.framework.input.correction;

import at.gv.egiz.pdfas.impl.input.correction.ExternalCorrector;
import at.gv.egiz.pdfas.impl.input.correction.InternalCorrector;
import at.knowcenter.wag.egov.egiz.cfg.SettingsReader;
import at.knowcenter.wag.egov.egiz.exceptions.SettingsException;

/**
 * Factory for creating Correctors.
 * 
 * @author wprinz
 */
public class CorrectorFactory
{
  public static final String INTERNAL_CORRECTOR = "internal";

  public static final String EXTERNAL_CORRECTOR = "external";
  
  public static final String CORRECTOR_KEY = "corrector";

  public static Corrector createCorrector(String id) throws SettingsException
  {
    if (id.equals(INTERNAL_CORRECTOR))
    {
      return new InternalCorrector();
    }
    if (id.equals(EXTERNAL_CORRECTOR))
    {
      return new ExternalCorrector();
    }
    throw new SettingsException("The connector id '" + id + "' is not a valid corrector id.");
  }

  public static Corrector createCorrector() throws SettingsException
  {
    String id = SettingsReader.getInstance().getSetting(CORRECTOR_KEY, INTERNAL_CORRECTOR);
    return createCorrector(id);
  }

}