EDIT

/**

* Copyright (C) 2017 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.model.name;

import java.util.List;

import java.util.Set;

import javax.persistence.Transient;

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

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

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

import eu.etaxonomy.cdm.model.description.TaxonNameDescription;

import eu.etaxonomy.cdm.model.occurrence.DerivedUnit;

import eu.etaxonomy.cdm.model.reference.INomenclaturalReference;

import eu.etaxonomy.cdm.model.reference.Reference;

import eu.etaxonomy.cdm.model.taxon.Synonym;

import eu.etaxonomy.cdm.model.taxon.Taxon;

import eu.etaxonomy.cdm.model.taxon.TaxonBase;

import eu.etaxonomy.cdm.strategy.cache.TaggedText;

import eu.etaxonomy.cdm.strategy.match.IMatchable;

/**

 *

 * The upmost interface for taxon names.

 * <P>

 * This class corresponds partially to: <ul>

 * <li> TaxonName according to the TDWG ontology

 * <li> ScientificName and CanonicalName according to the TCS

 * <li> ScientificName according to the ABCD schema

 * </ul>

 *

 * @author a.mueller

 * @date 21.01.2017

 *

 */

public interface ITaxonNameBase<T extends TaxonNameBase<?,?>>

        extends IIdentifiableEntity, IParsable, IRelated, IMatchable, Cloneable{

    public String generateFullTitle();

    @Transient

    public String getFullTitleCache();

    @Transient

    public NomenclaturalCode getNomenclaturalCode();

    /**

     * Returns the boolean value "false" since the components of <i>this</i> taxon name

     * cannot follow the rules of a corresponding {@link NomenclaturalCode nomenclatural code}

     * which is not defined for this class. The nomenclature code depends on

     * the concrete name subclass ({@link BacterialName BacterialName},

     * {@link BotanicalName BotanicalName}, {@link CultivarPlantName CultivarPlantName},

     * {@link ZoologicalName ZoologicalName} or {@link ViralName ViralName})

     * to which a taxon name belongs.

     *

     * @return  false

     */

    @Transient

    public boolean isCodeCompliant();

    public List<TaggedText> getTaggedName();

    public void setFullTitleCache(String fullTitleCache);

    public void setFullTitleCache(String fullTitleCache, boolean protectCache);

    public boolean isProtectedFullTitleCache();

    void setProtectedFullTitleCache(boolean protectedFullTitleCache);

    /**

     * Returns the set of all {@link NameRelationship name relationships}

     * in which <i>this</i> taxon name is involved. A taxon name can be both source

     * in some name relationships or target in some others.

     *

     * @see    #getRelationsToThisName()

     * @see    #getRelationsFromThisName()

     * @see    #addNameRelationship(NameRelationship)

     * @see    #addRelationshipToName(TaxonNameBase, NameRelationshipType, String)

     * @see    #addRelationshipFromName(TaxonNameBase, NameRelationshipType, String)

     */

    public Set<NameRelationship> getNameRelations();

    /**

     * Creates a new {@link NameRelationship#NameRelationship(TaxonNameBase, TaxonNameBase, NameRelationshipType, String) name relationship} from <i>this</i> taxon name to another taxon name

     * and adds it both to the set of {@link #getRelationsFromThisName() relations from <i>this</i> taxon name} and

     * to the set of {@link #getRelationsToThisName() relations to the other taxon name}.

     *

     * @param toName          the taxon name of the target for this new name relationship

     * @param type            the type of this new name relationship

     * @param ruleConsidered  the string which specifies the rule on which this name relationship is based

     * @see                   #getRelationsToThisName()

     * @see                   #getNameRelations()

     * @see                   #addRelationshipFromName(TaxonNameBase, NameRelationshipType, String)

     * @see                   #addNameRelationship(NameRelationship)

     */

    public void addRelationshipToName(TaxonNameBase toName, NameRelationshipType type, String ruleConsidered);

    /**

     * Creates a new {@link NameRelationship#NameRelationship(TaxonNameBase, TaxonNameBase, NameRelationshipType, String) name relationship} from <i>this</i> taxon name to another taxon name

     * and adds it both to the set of {@link #getRelationsFromThisName() relations from <i>this</i> taxon name} and

     * to the set of {@link #getRelationsToThisName() relations to the other taxon name}.

     *

     * @param toName          the taxon name of the target for this new name relationship

     * @param type            the type of this new name relationship

     * @param ruleConsidered  the string which specifies the rule on which this name relationship is based

     * @return

     * @see                   #getRelationsToThisName()

     * @see                   #getNameRelations()

     * @see                   #addRelationshipFromName(TaxonNameBase, NameRelationshipType, String)

     * @see                   #addNameRelationship(NameRelationship)

     */

    public NameRelationship addRelationshipToName(TaxonNameBase toName, NameRelationshipType type, Reference citation,

            String microCitation, String ruleConsidered);

    /**

     * Creates a new {@link NameRelationship#NameRelationship(TaxonNameBase, TaxonNameBase, NameRelationshipType, String) name relationship} from another taxon name to <i>this</i> taxon name

     * and adds it both to the set of {@link #getRelationsToThisName() relations to <i>this</i> taxon name} and

     * to the set of {@link #getRelationsFromThisName() relations from the other taxon name}.

     *

     * @param fromName        the taxon name of the source for this new name relationship

     * @param type            the type of this new name relationship

     * @param ruleConsidered  the string which specifies the rule on which this name relationship is based

     * @param citation        the reference in which this relation was described

     * @param microCitation   the reference detail for this relation (e.g. page)

     * @see                   #getRelationsFromThisName()

     * @see                   #getNameRelations()

     * @see                   #addRelationshipToName(TaxonNameBase, NameRelationshipType, String)

     * @see                   #addNameRelationship(NameRelationship)

     */

    public NameRelationship addRelationshipFromName(TaxonNameBase fromName, NameRelationshipType type, String ruleConsidered);

    /**

     * Creates a new {@link NameRelationship#NameRelationship(TaxonNameBase, TaxonNameBase, NameRelationshipType, String) name relationship} from another taxon name to <i>this</i> taxon name

     * and adds it both to the set of {@link #getRelationsToThisName() relations to <i>this</i> taxon name} and

     * to the set of {@link #getRelationsFromThisName() relations from the other taxon name}.

     *

     * @param fromName        the taxon name of the source for this new name relationship

     * @param type            the type of this new name relationship

     * @param ruleConsidered  the string which specifies the rule on which this name relationship is based

     * @param citation        the reference in which this relation was described

     * @param microCitation   the reference detail for this relation (e.g. page)

     * @see                   #getRelationsFromThisName()

     * @see                   #getNameRelations()

     * @see                   #addRelationshipToName(TaxonNameBase, NameRelationshipType, String)

     * @see                   #addNameRelationship(NameRelationship)

     */

    public NameRelationship addRelationshipFromName(TaxonNameBase fromName, NameRelationshipType type, Reference citation,

            String microCitation, String ruleConsidered);

    /**

     * Removes one {@link NameRelationship name relationship} from one of both sets of

     * {@link #getNameRelations() name relationships} in which <i>this</i> taxon name is involved.

     * The name relationship will also be removed from one of both sets belonging

     * to the second taxon name involved. Furthermore the fromName and toName

     * attributes of the name relationship object will be nullified.

     *

     * @param  nameRelation  the name relationship which should be deleted from one of both sets

     * @see                  #getNameRelations()

     */

    public void removeNameRelationship(NameRelationship nameRelation);

    public void removeRelationToTaxonName(TaxonNameBase toTaxonName);

    /**

     * Returns the set of all {@link NameRelationship name relationships}

     * in which <i>this</i> taxon name is involved as a source ("from"-side).

     *

     * @see    #getNameRelations()

     * @see    #getRelationsToThisName()

     * @see    #addRelationshipFromName(TaxonNameBase, NameRelationshipType, String)

     */

    public Set<NameRelationship> getRelationsFromThisName();

    /**

     * Returns the set of all {@link NameRelationship name relationships}

     * in which <i>this</i> taxon name is involved as a target ("to"-side).

     *

     * @see    #getNameRelations()

     * @see    #getRelationsFromThisName()

     * @see    #addRelationshipToName(TaxonNameBase, NameRelationshipType, String)

     */

    public Set<NameRelationship> getRelationsToThisName();

    /**

     * Returns the set of {@link NomenclaturalStatus nomenclatural status} assigned

     * to <i>this</i> taxon name according to its corresponding nomenclature code.

     * This includes the {@link NomenclaturalStatusType type} of the nomenclatural status

     * and the nomenclatural code rule considered.

     *

     * @see     NomenclaturalStatus

     * @see     NomenclaturalStatusType

     */

    public Set<NomenclaturalStatus> getStatus();

    /**

     * Adds a new {@link NomenclaturalStatus nomenclatural status}

     * to <i>this</i> taxon name's set of nomenclatural status.

     *

     * @param  nomStatus  the nomenclatural status to be added

     * @see               #getStatus()

     */

    public void addStatus(NomenclaturalStatus nomStatus);

    public NomenclaturalStatus addStatus(NomenclaturalStatusType statusType, Reference citation, String microCitation);

    /**

     * Removes one element from the set of nomenclatural status of <i>this</i> taxon name.

     * Type and ruleConsidered attributes of the nomenclatural status object

     * will be nullified.

     *

     * @param  nomStatus  the nomenclatural status of <i>this</i> taxon name which should be deleted

     * @see               #getStatus()

     */

    public void removeStatus(NomenclaturalStatus nomStatus);

    /**

     * Indicates whether <i>this</i> taxon name is a {@link NameRelationshipType#BASIONYM() basionym}

     * or a {@link NameRelationshipType#REPLACED_SYNONYM() replaced synonym}

     * of any other taxon name. Returns "true", if a basionym or a replaced

     * synonym {@link NameRelationship relationship} from <i>this</i> taxon name to another taxon name exists,

     * false otherwise (also in case <i>this</i> taxon name is the only one in the

     * homotypical group).

     */

    public boolean isOriginalCombination();

    /**

     * Indicates <i>this</i> taxon name is a {@link NameRelationshipType#REPLACED_SYNONYM() replaced synonym}

     * of any other taxon name. Returns "true", if a replaced

     * synonym {@link NameRelationship relationship} from <i>this</i> taxon name to another taxon name exists,

     * false otherwise (also in case <i>this</i> taxon name is the only one in the

     * homotypical group).

     */

    public boolean isReplacedSynonym();

    /**

     * Returns the taxon name which is the {@link NameRelationshipType#BASIONYM() basionym} of <i>this</i> taxon name.

     * The basionym of a taxon name is its epithet-bringing synonym.

     * For instance <i>Pinus abies</i> L. was published by Linnaeus and the botanist

     * Karsten transferred later <i>this</i> taxon to the genus Picea. Therefore,

     * <i>Pinus abies</i> L. is the basionym of the new combination <i>Picea abies</i> (L.) H. Karst.

     *

     * If more than one basionym exists one is choosen at radom.

     *

     * If no basionym exists null is returned.

     */

    public TaxonNameBase getBasionym();

    /**

     * Returns the set of taxon names which are the {@link NameRelationshipType#BASIONYM() basionyms} of <i>this</i> taxon name.

     * The basionym of a taxon name is its epithet-bringing synonym.

     * For instance <i>Pinus abies</i> L. was published by Linnaeus and the botanist

     * Karsten transferred later <i>this</i> taxon to the genus Picea. Therefore,

     * <i>Pinus abies</i> L. is the basionym of the new combination <i>Picea abies</i> (L.) H. Karst.

     */

    public Set<TaxonNameBase> getBasionyms();

    /**

     * Assigns a taxon name as {@link NameRelationshipType#BASIONYM() basionym} of <i>this</i> taxon name.

     * The basionym {@link NameRelationship relationship} will be added to <i>this</i> taxon name

     * and to the basionym. The basionym cannot have itself a basionym.

     * The {@link HomotypicalGroup homotypical groups} of <i>this</i> taxon name and of the basionym

     * will be {@link HomotypicalGroup#merge(HomotypicalGroup) merged}.

     *

     * @param  basionym     the taxon name to be set as the basionym of <i>this</i> taxon name

     * @see                 #getBasionym()

     * @see                 #addBasionym(TaxonNameBase, String)

     */

    public void addBasionym(T basionym);

    /**

     * Assigns a taxon name as {@link NameRelationshipType#BASIONYM() basionym} of <i>this</i> taxon name

     * and keeps the nomenclatural rule considered for it. The basionym

     * {@link NameRelationship relationship} will be added to <i>this</i> taxon name and to the basionym.

     * The basionym cannot have itself a basionym.

     * The {@link HomotypicalGroup homotypical groups} of <i>this</i> taxon name and of the basionym

     * will be {@link HomotypicalGroup#merge(HomotypicalGroup) merged}.

     *

     * @param  basionym         the taxon name to be set as the basionym of <i>this</i> taxon name

     * @param  ruleConsidered   the string identifying the nomenclatural rule

     * @return

     * @see                     #getBasionym()

     * @see                     #addBasionym(TaxonNameBase)

     */

    public NameRelationship addBasionym(T basionym, Reference citation, String microcitation, String ruleConsidered);

    /**

     * Returns the set of taxon names which are the {@link NameRelationshipType#REPLACED_SYNONYM() replaced synonyms} of <i>this</i> taxon name.

     *

     */

    public Set<TaxonNameBase> getReplacedSynonyms();

    /**

     * Assigns a taxon name as {@link NameRelationshipType#REPLACED_SYNONYM() replaced synonym} of <i>this</i> taxon name

     * and keeps the nomenclatural rule considered for it. The replaced synonym

     * {@link NameRelationship relationship} will be added to <i>this</i> taxon name and to the replaced synonym.

     * The {@link HomotypicalGroup homotypical groups} of <i>this</i> taxon name and of the replaced synonym

     * will be {@link HomotypicalGroup#merge(HomotypicalGroup) merged}.

     *

     * @param  basionym         the taxon name to be set as the basionym of <i>this</i> taxon name

     * @param  ruleConsidered   the string identifying the nomenclatural rule

     * @see                     #getBasionym()

     * @see                     #addBasionym(TaxonNameBase)

     */

    //TODO: Check if true: The replaced synonym cannot have itself a replaced synonym (?).

    public void addReplacedSynonym(T replacedSynonym, Reference citation, String microcitation, String ruleConsidered);

    /**

     * Removes the {@link NameRelationshipType#BASIONYM() basionym} {@link NameRelationship relationship} from the set of

     * {@link #getRelationsToThisName() name relationships to} <i>this</i> taxon name. The same relationhip will be

     * removed from the set of {@link #getRelationsFromThisName() name relationships from} the taxon name

     * previously used as basionym.

     *

     * @see   #getBasionym()

     * @see   #addBasionym(TaxonNameBase)

     */

    public void removeBasionyms();

    /**

     * Returns the taxonomic {@link Rank rank} of <i>this</i> taxon name.

     *

     * @see     Rank

     */

    public Rank getRank();

    /**

     * @see  #getRank()

     */

    public void setRank(Rank rank);

    /**

     * Returns the {@link eu.etaxonomy.cdm.model.reference.INomenclaturalReference nomenclatural reference} of <i>this</i> taxon name.

     * The nomenclatural reference is here meant to be the one publication

     * <i>this</i> taxon name was originally published in while fulfilling the formal

     * requirements as specified by the corresponding {@link NomenclaturalCode nomenclatural code}.

     *

     * @see     eu.etaxonomy.cdm.model.reference.INomenclaturalReference

     * @see     eu.etaxonomy.cdm.model.reference.Reference

     */

    public INomenclaturalReference getNomenclaturalReference();

    /**

     * Assigns a {@link eu.etaxonomy.cdm.model.reference.INomenclaturalReference nomenclatural reference} to <i>this</i> taxon name.

     * The corresponding {@link eu.etaxonomy.cdm.model.reference.Reference.isNomenclaturallyRelevant nomenclaturally relevant flag} will be set to true

     * as it is obviously used for nomenclatural purposes.

     *

     * @throws IllegalArgumentException if parameter <code>nomenclaturalReference</code> is not assignable from {@link INomenclaturalReference}

     * @see  #getNomenclaturalReference()

     */

    public void setNomenclaturalReference(INomenclaturalReference nomenclaturalReference);

    /**

     * Returns the appended phrase string assigned to <i>this</i> taxon name.

     * The appended phrase is a non-atomised addition to a name. It is

     * not ruled by a nomenclatural code.

     */

    public String getAppendedPhrase();

    /**

     * @see  #getAppendedPhrase()

     */

    public void setAppendedPhrase(String appendedPhrase);

    /**

     * Returns the details string of the {@link #getNomenclaturalReference() nomenclatural reference} assigned

     * to <i>this</i> taxon name. The details describe the exact localisation within

     * the publication used as nomenclature reference. These are mostly

     * (implicitly) pages but can also be figures or tables or any other

     * element of a publication. A nomenclatural micro reference (details)

     * requires the existence of a nomenclatural reference.

     */

    //Details of the nomenclatural reference (protologue).

    public String getNomenclaturalMicroReference();

    /**

     * @see  #getNomenclaturalMicroReference()

     */

    public void setNomenclaturalMicroReference(String nomenclaturalMicroReference);

    /**

     * @param warnings

     */

    public void addParsingProblems(int problems);

    /**

     * Returns the set of {@link TypeDesignationBase type designations} assigned

     * to <i>this</i> taxon name.

     * @see     NameTypeDesignation

     * @see     SpecimenTypeDesignation

     */

    public Set<TypeDesignationBase> getTypeDesignations();

    /**

     * Removes one element from the set of {@link TypeDesignationBase type designations} assigned to

     * <i>this</i> taxon name. The type designation itself will be nullified.

     *

     * @param  typeDesignation  the type designation which should be deleted

     */

    public void removeTypeDesignation(TypeDesignationBase typeDesignation);

    /**

     * Returns the set of {@link SpecimenTypeDesignation specimen type designations} assigned

     * to <i>this</i> taxon name. The {@link Rank rank} of <i>this</i> taxon name is generally

     * "species" or below. The specimen type designations include all the

     * specimens on which the typification of this name is based (which are

     * exclusively used to typify taxon names belonging to the same

     * {@link HomotypicalGroup homotypical group} to which <i>this</i> taxon name

     * belongs) and eventually the status of these designations.

     *

     * @see     SpecimenTypeDesignation

     * @see     NameTypeDesignation

     * @see     HomotypicalGroup

     */

    public Set<SpecimenTypeDesignation> getSpecimenTypeDesignationsOfHomotypicalGroup();

    /**

     * Returns the set of {@link NameTypeDesignation name type designations} assigned

     * to <i>this</i> taxon name the rank of which must be above "species".

     * The name type designations include all the taxon names used to typify

     * <i>this</i> taxon name and eventually the rejected or conserved status

     * of these designations.

     *

     * @see     NameTypeDesignation

     * @see     SpecimenTypeDesignation

     */

    public Set<NameTypeDesignation> getNameTypeDesignations();

    /**

     * Creates and adds a new {@link NameTypeDesignation name type designation}

     * to <i>this</i> taxon name's set of type designations.

     *

     * @param  typeSpecies              the taxon name to be used as type of <i>this</i> taxon name

     * @param  citation                 the reference for this new designation

     * @param  citationMicroReference   the string with the details (generally pages) within the reference

     * @param  originalNameString       the taxon name string used in the reference to assert this designation

     * @param  isRejectedType           the boolean status for a rejected name type designation

     * @param  isConservedType          the boolean status for a conserved name type designation

     * @param  isLectoType              the boolean status for a lectotype name type designation

     * @param  isNotDesignated          the boolean status for a name type designation without name type

     * @param  addToAllHomotypicNames   the boolean indicating whether the name type designation should be

     *                                  added to all taxon names of the homotypical group this taxon name belongs to

     * @return

     * @see                             #getNameTypeDesignations()

     * @see                             NameTypeDesignation

     * @see                             TypeDesignationBase#isNotDesignated()

     */

    public NameTypeDesignation addNameTypeDesignation(TaxonNameBase typeSpecies, Reference citation,

            String citationMicroReference, String originalNameString, NameTypeDesignationStatus status,

            boolean isRejectedType, boolean isConservedType,

            /*boolean isLectoType, */

            boolean isNotDesignated, boolean addToAllHomotypicNames);

    /**

     * Creates and adds a new {@link NameTypeDesignation name type designation}

     * to <i>this</i> taxon name's set of type designations.

     *

     * @param  typeSpecies              the taxon name to be used as type of <i>this</i> taxon name

     * @param  citation                 the reference for this new designation

     * @param  citationMicroReference   the string with the details (generally pages) within the reference

     * @param  originalNameString       the taxon name string used in the reference to assert this designation

     * @param  status                   the name type designation status

     * @param  addToAllHomotypicNames   the boolean indicating whether the name type designation should be

     *                                  added to all taxon names of the homotypical group this taxon name belongs to

     * @return

     * @see                             #getNameTypeDesignations()

     * @see                             NameTypeDesignation

     * @see                             TypeDesignationBase#isNotDesignated()

     */

    public NameTypeDesignation addNameTypeDesignation(TaxonNameBase typeSpecies, Reference citation,

            String citationMicroReference, String originalNameString, NameTypeDesignationStatus status,

            boolean addToAllHomotypicNames);

    /**

     * Returns the set of {@link SpecimenTypeDesignation specimen type designations}

     * that typify <i>this</i> taxon name.

     */

    public Set<SpecimenTypeDesignation> getSpecimenTypeDesignations();

    /**

     * Creates and adds a new {@link SpecimenTypeDesignation specimen type designation}

     * to <i>this</i> taxon name's set of type designations.

     *

     * @param  typeSpecimen             the specimen to be used as a type for <i>this</i> taxon name

     * @param  status                   the specimen type designation status

     * @param  citation                 the reference for this new specimen type designation

     * @param  citationMicroReference   the string with the details (generally pages) within the reference

     * @param  originalNameString       the taxon name used in the reference to assert this designation

     * @param  isNotDesignated          the boolean status for a specimen type designation without specimen type

     * @param  addToAllHomotypicNames   the boolean indicating whether the specimen type designation should be

     *                                  added to all taxon names of the homotypical group the typified

     *                                  taxon name belongs to

     * @return

     * @see                             #getSpecimenTypeDesignations()

     * @see                             SpecimenTypeDesignationStatus

     * @see                             SpecimenTypeDesignation

     * @see                             TypeDesignationBase#isNotDesignated()

     */

    public SpecimenTypeDesignation addSpecimenTypeDesignation(DerivedUnit typeSpecimen, SpecimenTypeDesignationStatus status,

            Reference citation, String citationMicroReference, String originalNameString, boolean isNotDesignated,

            boolean addToAllHomotypicNames);

    /**

     * Adds a {@link TypeDesignationBase type designation} to <code>this</code> taxon name's set of type designations

     *

     * @param typeDesignation           the typeDesignation to be added to <code>this</code> taxon name

     * @param addToAllNames             the boolean indicating whether the type designation should be

     *                                  added to all taxon names of the homotypical group the typified

     *                                  taxon name belongs to

     * @return                          true if the operation was succesful

     *

     * @throws IllegalArgumentException if the type designation already has typified names, an {@link IllegalArgumentException exception}

     *                                  is thrown. We do this to prevent a type designation to be used for multiple taxon names.

     *

     */

    public boolean addTypeDesignation(TypeDesignationBase typeDesignation, boolean addToAllNames);

    /**

     * Returns the {@link HomotypicalGroup homotypical group} to which

     * <i>this</i> taxon name belongs. A homotypical group represents all taxon names

     * that share the same types.

     *

     * @see     HomotypicalGroup

     */

    public HomotypicalGroup getHomotypicalGroup();

    /**

     * @see #getHomotypicalGroup()

     */

    public void setHomotypicalGroup(HomotypicalGroup homotypicalGroup);

    /**

     * Returns the complete string containing the

     * {@link eu.etaxonomy.cdm.model.reference.INomenclaturalReference#getNomenclaturalCitation() nomenclatural reference citation}

     * and the {@link #getNomenclaturalMicroReference() details} assigned to <i>this</i> taxon name.

     *

     * @return  the string containing the nomenclatural reference of <i>this</i> taxon name

     * @see     eu.etaxonomy.cdm.model.reference.INomenclaturalReference#getNomenclaturalCitation()

     * @see     #getNomenclaturalReference()

     * @see     #getNomenclaturalMicroReference()

     */

    public String getCitationString();

    /**

     * Returns the string containing the publication date (generally only year)

     * of the {@link #getNomenclaturalReference() nomenclatural reference} for <i>this</i> taxon name, null if there is

     * no nomenclatural reference.

     *

     * @return  the string containing the publication date of <i>this</i> taxon name

     * @see     eu.etaxonomy.cdm.model.reference.INomenclaturalReference#getYear()

     */

    public String getReferenceYear();

    /**

     * Returns the set of {@link eu.etaxonomy.cdm.model.taxon.TaxonBase taxon bases} that refer to <i>this</i> taxon name.

     * In this context a taxon base means the use of a taxon name by a reference

     * either as a {@link eu.etaxonomy.cdm.model.taxon.Taxon taxon} ("accepted/correct" name) or

     * as a (junior) {@link eu.etaxonomy.cdm.model.taxon.Synonym synonym}.

     * A taxon name can be used by several distinct {@link eu.etaxonomy.cdm.model.reference.Reference references} but only once

     * within a taxonomic treatment (identified by one reference).

     *

     * @see #getTaxa()

     * @see #getSynonyms()

     */

    public Set<TaxonBase> getTaxonBases();

    /**

     * Adds a new {@link eu.etaxonomy.cdm.model.taxon.TaxonBase taxon base}

     * to the set of taxon bases using <i>this</i> taxon name.

     *

     * @param  taxonBase  the taxon base to be added

     * @see               #getTaxonBases()

     * @see               #removeTaxonBase(TaxonBase)

     */

    //TODO protected

    public void addTaxonBase(TaxonBase taxonBase);

    /**

     * Removes one element from the set of {@link eu.etaxonomy.cdm.model.taxon.TaxonBase taxon bases} that refer to <i>this</i> taxon name.

     *

     * @param  taxonBase    the taxon base which should be removed from the corresponding set

     * @see                 #getTaxonBases()

     * @see                 #addTaxonBase(TaxonBase)

     */

    public void removeTaxonBase(TaxonBase taxonBase);

    /**

     * Returns the set of {@link eu.etaxonomy.cdm.model.taxon.Taxon taxa} ("accepted/correct" names according to any

     * reference) that are based on <i>this</i> taxon name. This set is a subset of

     * the set returned by getTaxonBases().

     *

     * @see eu.etaxonomy.cdm.model.taxon.Taxon

     * @see #getTaxonBases()

     * @see #getSynonyms()

     */

    public Set<Taxon> getTaxa();

    /**

     * Returns the set of {@link eu.etaxonomy.cdm.model.taxon.Synonym (junior) synonyms} (according to any

     * reference) that are based on <i>this</i> taxon name. This set is a subset of

     * the set returned by getTaxonBases().

     *

     * @see eu.etaxonomy.cdm.model.taxon.Synonym

     * @see #getTaxonBases()

     * @see #getTaxa()

     */

    public Set<Synonym> getSynonyms();

    /**

     * Returns the set of {@link eu.etaxonomy.cdm.model.description.TaxonNameDescription taxon name descriptions} assigned

     * to <i>this</i> taxon name. A taxon name description is a piece of information

     * concerning the taxon name like for instance the content of its first

     * publication (protolog) or a picture of this publication.

     *

     * @see #addDescription(TaxonNameDescription)

     * @see #removeDescription(TaxonNameDescription)

     * @see eu.etaxonomy.cdm.model.description.TaxonNameDescription

     */

    public Set<TaxonNameDescription> getDescriptions();

    /**

     * Adds a new {@link eu.etaxonomy.cdm.model.description.TaxonNameDescription taxon name description}

     * to the set of taxon name descriptions assigned to <i>this</i> taxon name. The

     * content of the {@link eu.etaxonomy.cdm.model.description.TaxonNameDescription#getTaxonName() taxonName attribute} of the

     * taxon name description itself will be replaced with <i>this</i> taxon name.

     *

     * @param  description  the taxon name description to be added

     * @see                 #getDescriptions()

     * @see                 #removeDescription(TaxonNameDescription)

     */

    public void addDescription(TaxonNameDescription description);

    /**

     * Removes one element from the set of {@link eu.etaxonomy.cdm.model.description.TaxonNameDescription taxon name descriptions} assigned

     * to <i>this</i> taxon name. The content of the {@link eu.etaxonomy.cdm.model.description.TaxonNameDescription#getTaxonName() taxonName attribute}

     * of the description itself will be set to "null".

     *

     * @param  description  the taxon name description which should be removed

     * @see                 #getDescriptions()

     * @see                 #addDescription(TaxonNameDescription)

     * @see                 eu.etaxonomy.cdm.model.description.TaxonNameDescription#getTaxonName()

     */

    public void removeDescription(TaxonNameDescription description);

    public void mergeHomotypicGroups(TaxonNameBase name);

    /**

     * Returns the boolean value indicating whether a given taxon name belongs

     * to the same {@link HomotypicalGroup homotypical group} as <i>this</i> taxon name (true)

     * or not (false). Returns "true" only if the homotypical groups of both

     * taxon names exist and if they are identical.

     *

     * @param   homoTypicName  the taxon name the homotypical group of which is to be checked

     * @return                 the boolean value of the check

     * @see                    HomotypicalGroup

     */

    public boolean isHomotypic(TaxonNameBase homoTypicName);

    /**

     * Checks whether name is a basionym for ALL names

     * in its homotypical group.

     * Returns <code>false</code> if there are no other names in the group

     * @param name

     * @return

     */

    public boolean isGroupsBasionym();

    /**

     * Checks whether a basionym relationship exists between fromName and toName.

     *

     * @param fromName

     * @param toName

     * @return

     */

    public boolean isBasionymFor(TaxonNameBase newCombinationName);

    /**

     * Creates a basionym relationship to all other names in this names homotypical

     * group.

     *

     * @see HomotypicalGroup.setGroupBasionym(TaxonNameBase basionymName)

     */

    public void makeGroupsBasionym();

    //*********  Rank comparison shortcuts   ********************//

    /**

     * Returns the boolean value indicating whether the taxonomic {@link Rank rank} of <i>this</i>

     * taxon name is higher than the genus rank (true) or not (false).

     * Suprageneric non viral names are monomials.

     * Returns false if rank is null.

     *

     * @see  #isGenus()

     * @see  #isInfraGeneric()

     * @see  #isSpecies()

     * @see  #isInfraSpecific()

     */

    public boolean isSupraGeneric();

    /**

     * Returns the boolean value indicating whether the taxonomic {@link Rank rank} of <i>this</i>

     * taxon name is the genus rank (true) or not (false). Non viral names with

     * genus rank are monomials. Returns false if rank is null.

     *

     * @see  #isSupraGeneric()

     * @see  #isInfraGeneric()

     * @see  #isSpecies()

     * @see  #isInfraSpecific()

     */

    public boolean isGenus();

    /**

     * Returns the boolean value indicating whether the taxonomic {@link Rank rank} of <i>this</i>

     * taxon name is higher than the species rank and lower than the

     * genus rank (true) or not (false). Infrageneric non viral names are

     * binomials. Returns false if rank is null.

     *

     * @see  #isSupraGeneric()

     * @see  #isGenus()

     * @see  #isSpecies()

     * @see  #isInfraSpecific()

     */

    public boolean isInfraGeneric();

    /**

     * Returns the boolean value indicating whether the taxonomic {@link Rank rank} of <i>this</i>

     * taxon name is higher than the species rank (true) or not (false).

     * Returns false if rank is null.

     *

     * @see  #isGenus()

     * @see  #isInfraGeneric()

     * @see  #isSpecies()

     * @see  #isInfraSpecific()

     */

    public boolean isSupraSpecific();

    /**

     * Returns the boolean value indicating whether the taxonomic {@link Rank rank} of <i>this</i>

     * taxon name is the species rank (true) or not (false). Non viral names

     * with species rank are binomials.

     * Returns false if rank is null.

     *

     * @see  #isSupraGeneric()

     * @see  #isGenus()

     * @see  #isInfraGeneric()

     * @see  #isInfraSpecific()

     */

    public boolean isSpecies();

    /**

     * Returns the boolean value indicating whether the taxonomic {@link Rank rank} of <i>this</i>

     * taxon name is lower than the species rank (true) or not (false).

     * Infraspecific non viral names are trinomials.

     * Returns false if rank is null.

     *

     * @see  #isSupraGeneric()

     * @see  #isGenus()

     * @see  #isInfraGeneric()

     * @see  #isSpecies()

     */

    public boolean isInfraSpecific();

    /**

     * Returns true if this name's rank indicates a rank that aggregates species like species

     * aggregates or species groups, false otherwise. This methods currently returns false

     * for all user defined ranks.

     *

     *@see Rank#isSpeciesAggregate()

     *

     * @return

     */

    public boolean isSpeciesAggregate();

    /**

     * Creates a basionym relationship between this name and

     *  each name in its homotypic group.

     *

     * @param basionymName

     */

    public void setAsGroupsBasionym();

    /**

     * Removes basionym relationship between this name and

     *  each name in its homotypic group.

     *

     * @param basionymName

     */

    public void removeAsGroupsBasionym();

}