EDIT

package eu.etaxonomy.cdm.model.description;

import java.util.Map;

import java.util.UUID;

import javax.persistence.Entity;

import javax.xml.bind.annotation.XmlAccessType;

import javax.xml.bind.annotation.XmlAccessorType;

import javax.xml.bind.annotation.XmlElement;

import javax.xml.bind.annotation.XmlIDREF;

import javax.xml.bind.annotation.XmlRootElement;

import javax.xml.bind.annotation.XmlSchemaType;

import javax.xml.bind.annotation.XmlType;

import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;

import org.hibernate.envers.Audited;

import eu.etaxonomy.cdm.model.common.Language;

import eu.etaxonomy.cdm.model.term.DefinedTermBase;

import eu.etaxonomy.cdm.model.term.Representation;

import eu.etaxonomy.cdm.model.term.TermType;

import eu.etaxonomy.cdm.model.term.TermVocabulary;

@XmlAccessorType(XmlAccessType.PROPERTY)

@XmlType(name="NaturalLanguageTerm")

@XmlRootElement(name = "NaturalLanguageTerm")

@Entity

//@Indexed disabled to reduce clutter in indexes, since this type is not used by any search

//@Indexed(index = "eu.etaxonomy.cdm.model.term.DefinedTermBase")

@Audited

public class NaturalLanguageTerm extends DefinedTermBase<NaturalLanguageTerm> {

	private static final long serialVersionUID = 6754598791831848705L;

	@SuppressWarnings("unused")

	private static final Logger logger = LogManager.getLogger(NaturalLanguageTerm.class);

	protected static Map<UUID, NaturalLanguageTerm> termMap = null;

	private static NaturalLanguageTerm FROM = new NaturalLanguageTerm();

	private static NaturalLanguageTerm TO = new NaturalLanguageTerm();

	private static NaturalLanguageTerm UP_TO = new NaturalLanguageTerm();

	private static NaturalLanguageTerm MOST_FREQUENTLY = new NaturalLanguageTerm();

	private static NaturalLanguageTerm ON_AVERAGE = new NaturalLanguageTerm();

	private static NaturalLanguageTerm MORE_OR_LESS = new NaturalLanguageTerm();

	private static final UUID uuidTo = UUID.fromString("9087cdcd-8b08-4082-a1de-34c9ba9fb494");

	public static  NaturalLanguageTerm NewInstance(String term, String label, String labelAbbrev) {

		return new NaturalLanguageTerm(term, label, labelAbbrev);

	}

//********************************** Constructor *******************************************************************/

	//for hibernate use only

	@Deprecated

	protected NaturalLanguageTerm() {

		super(TermType.NaturalLanguageTerm);

	}

	private NaturalLanguageTerm(String term, String label, String labelAbbrev) {

		super(TermType.NaturalLanguageTerm, term, label, labelAbbrev);

	}

//********************************** Methods *******************************************************************/

	@Override

	protected void setDefaultTerms(

			TermVocabulary<NaturalLanguageTerm> termVocabulary) {

		//NaturalLanguageTerm.TO = termVocabulary.findTermByUuid(NaturalLanguageTerm.uuidTo);

		//NaturalLanguageTerm.TO.setLabel("eip");

	}

	@Override

	public void resetTerms(){

		termMap = null;

	}

	@XmlElement(name = "KindOf", namespace = "http://etaxonomy.eu/cdm/model/common/1.0")

    @XmlIDREF

    @XmlSchemaType(name = "IDREF")

    @Override

	public NaturalLanguageTerm getKindOf(){

		return super.getKindOf();

	}

	@Override

    public void setKindOf(NaturalLanguageTerm kindOf){

		super.setKindOf(kindOf);

	}

	/**

	 * Returns the "from" term.

	 */

	public static final NaturalLanguageTerm FROM(){

		NaturalLanguageTerm nlt = FROM;

		Representation representation = Representation.NewInstance("", "from", "", Language.ENGLISH());

		Representation representation2 = Representation.NewInstance("", "de", "", Language.FRENCH());

		Representation representation3 = Representation.NewInstance("", "von", "", Language.GERMAN());

		nlt.addRepresentation(representation);

		nlt.addRepresentation(representation2);

		nlt.addRepresentation(representation3);

		return nlt;

	}

	/**

	 * Returns the "to" term.

	 */

	public static final NaturalLanguageTerm TO(){

		NaturalLanguageTerm nlt = TO;

		Representation representation = Representation.NewInstance("", "to", "", Language.ENGLISH());

		Representation representation2 = Representation.NewInstance("", "à", "", Language.FRENCH());

		nlt.addRepresentation(representation);

		nlt.addRepresentation(representation2);

		return nlt;

	}

	public static final NaturalLanguageTerm UP_TO(){

		NaturalLanguageTerm nlt = UP_TO;

		Representation representation = Representation.NewInstance("", "up to", "", Language.ENGLISH());

		Representation representation2 = Representation.NewInstance("", "jusqu'à", "", Language.FRENCH());

		nlt.addRepresentation(representation);

		nlt.addRepresentation(representation2);

		return nlt;

	}

	public static final NaturalLanguageTerm MOST_FREQUENTLY(){

		NaturalLanguageTerm nlt = MOST_FREQUENTLY;

		Representation representation = Representation.NewInstance("", "most frequently", "", Language.ENGLISH());

		Representation representation2 = Representation.NewInstance("", "plus fréquemment", "", Language.FRENCH());

		nlt.addRepresentation(representation);

		nlt.addRepresentation(representation2);

		return nlt;

	}

	public static final NaturalLanguageTerm ON_AVERAGE(){

		NaturalLanguageTerm nlt = ON_AVERAGE;

		Representation representation = Representation.NewInstance("", "on average", "", Language.ENGLISH());

		Representation representation2 = Representation.NewInstance("", "en moyenne", "", Language.FRENCH());

		nlt.addRepresentation(representation);

		nlt.addRepresentation(representation2);

		return nlt;

	}

	public static final NaturalLanguageTerm MORE_OR_LESS(){

		NaturalLanguageTerm nlt = MORE_OR_LESS;

		Representation representation = Representation.NewInstance("", "+/-", "", Language.ENGLISH());

		nlt.addRepresentation(representation);

		return nlt;

	}

}