public void saveProperties() {
    DataExtractionSettings settings = DataExtractionSettings.getSettings();
    if (!settings.getSuffixesToNormalizeStreetsString().equals(streetSuffixes.getText())) {
      settings.setSuffixesToNormalizeStreets(streetSuffixes.getText());
    }
    if (!settings
        .getDefaultSuffixesToNormalizeStreetsString()
        .equals(streetDefaultSuffixes.getText())) {
      settings.setDefaultSuffixesToNormalizeStreets(streetDefaultSuffixes.getText());
    }
    if (settings.useInternetToLoadImages() != useInternet.isSelected()) {
      settings.setUseInterentToLoadImages(useInternet.isSelected());
    }

    if (!settings.getLineSmoothness().equals(lineSmoothness.getText())) {
      settings.setLineSmoothness(lineSmoothness.getText());
    }
    if (!settings.getMapZoomsValue().equals(mapZooms.getText())) {
      settings.setMapZooms(mapZooms.getText());
    }
    if (!settings.getMapRenderingTypesFile().equals(renderingTypesFile.getText())) {
      settings.setMapRenderingTypesFile(renderingTypesFile.getText());
    }
    if (!settings.getDefaultRoutingFilePath().equals(pathToObfRoutingFile.getText())) {
      settings.setDefaultRoutingPath(pathToObfRoutingFile.getText());
    }
    if (!settings.getCityAdminLevel().equals(cityAdminLevel.getText())) {
      settings.setCityAdminLevel(cityAdminLevel.getText());
    }
    //		if(settings.isSupressWarningsForDuplicatedId() != supressWarning.isSelected()){
    //			settings.setSupressWarningsForDuplicatedId	(supressWarning.isSelected());
    //		}
    //		if(settings.getLoadEntityInfo() != loadWholeOsmInfo.isSelected()){
    //			settings.setLoadEntityInfo(loadWholeOsmInfo.isSelected());
    //		}

  }