/**
 * 
 */
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);
  }

}