EDIT

/**

 * Abstract class that defines the basic element for constructing natural language descriptions.

 * @author m.venin

 *

 */

public abstract class DescriptionBuilder<T extends DescriptionElementBase> {

	protected String separator = ",";// the basic separator, used for example to separate states when building a description

	// of a CategoricalData

	private int option = 0; // option used to return either the text, the label or the abbreviation of a Representation.

	// By default a builder returns the label

	/**

	 * Sets the builder to return the abbreviation contained in the Representation element of an object

	 */

	public void returnAbbreviatedLabels() {

		option=1;

	}

	/**

	 * Sets the builder to return the text contained in the Representation element of an object

	 */

	public void returnTexts() {

		option=2;

	}

	/**

	 * Sets the builder to return the label contained in the Representation element of an object

	 */

	public void returnLabels() {

		option=0;

	}

	public void setSeparator(String newSeparator) {

		separator = newSeparator;

	}

	public String getSeparator() {

		return separator;

	}

	/**

	 * Returns the TextData element with the description of the according DescriptionElement

	 * @param descriptionElement

	 * @param languages

	 * @return

	 */

	public abstract TextData build(T descriptionElement, List<Language> languages);

	/**

	 * Returns either the text, label or abbreviation of a Representation

	 * @param representation

		String result;

		if (option==1){

			result = representation.getAbbreviatedLabel();

		}

		else if (option==2){

			result = representation.getText();

		}

		return representation.getLabel();

	}

	/**

	 * Returns a TextData with the name of the feature.

	 * @param feature

	 * @param languages

	 * @return

	public TextData buildTextDataFeature(Feature feature, List<Language> languages){

		return TextData.NewInstance(getRightText(feature.getPreferredRepresentation(languages)),languages.get(0),null);

	}

}