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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.model.agent;
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyChangeListener;
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import java.util.ArrayList;
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import java.util.List;
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import javax.persistence.Entity;
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import javax.persistence.FetchType;
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import javax.persistence.ManyToMany;
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import javax.persistence.Transient;
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import javax.xml.bind.annotation.XmlAccessType;
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import javax.xml.bind.annotation.XmlAccessorType;
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import javax.xml.bind.annotation.XmlElement;
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import javax.xml.bind.annotation.XmlElementWrapper;
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import javax.xml.bind.annotation.XmlIDREF;
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import javax.xml.bind.annotation.XmlRootElement;
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import javax.xml.bind.annotation.XmlSchemaType;
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import javax.xml.bind.annotation.XmlType;
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import org.apache.log4j.Logger;
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import org.hibernate.annotations.Cascade;
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import org.hibernate.annotations.CascadeType;
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import org.hibernate.annotations.IndexColumn;
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import org.hibernate.envers.Audited;
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import org.hibernate.search.annotations.Indexed;
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import org.springframework.beans.factory.annotation.Configurable;
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import eu.etaxonomy.cdm.strategy.cache.agent.TeamDefaultCacheStrategy;
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import eu.etaxonomy.cdm.strategy.match.Match;
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import eu.etaxonomy.cdm.strategy.match.MatchMode;
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/**
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* This class represents teams of {@link Person persons}. A team exists either for itself
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* or is built with the list of (distinct) persons who belong to it.
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* In the first case the inherited attribute {@link eu.etaxonomy.cdm.model.common.IdentifiableEntity#getTitleCache() titleCache} is to be used.
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* In the second case at least all abbreviated names
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* (the inherited attributes {@link TeamOrPersonBase#getNomenclaturalTitle() nomenclaturalTitle})
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* or all full names (the strings returned by Person.generateTitle)
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* of the persons must exist. A team is a {@link java.util.List list} of persons.
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* <P>
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* This class corresponds to: <ul>
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* <li> Team according to the TDWG ontology
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* <li> AgentNames (partially) according to the TCS
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* <li> MicroAgent (partially) according to the ABCD schema
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* </ul>
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*
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* @author m.doering
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* @version 1.0
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* @created 08-Nov-2007 13:06:58
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*/
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@XmlAccessorType(XmlAccessType.FIELD)
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@XmlType(name = "Team", propOrder = {
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"protectedNomenclaturalTitleCache",
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"teamMembers"
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})
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@XmlRootElement(name = "Team")
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@Entity
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@Indexed(index = "eu.etaxonomy.cdm.model.agent.AgentBase")
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@Audited
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@Configurable
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public class Team extends TeamOrPersonBase<Team> {
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private static final long serialVersionUID = 97640416905934622L;
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public static final Logger logger = Logger.getLogger(Team.class);
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@XmlElement(name = "ProtectedNomenclaturalTitleCache")
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private boolean protectedNomenclaturalTitleCache = false;
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//An abbreviated name for the team (e. g. in case of nomenclatural authorteams).
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//A non abbreviated name for the team (e. g.
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//in case of some bibliographical references)
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@XmlElementWrapper(name = "TeamMembers", nillable = true)
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@XmlElement(name = "TeamMember")
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@XmlIDREF
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@XmlSchemaType(name = "IDREF")
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@IndexColumn(name="sortIndex", base = 0)
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@ManyToMany(fetch = FetchType.LAZY)
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@Cascade(CascadeType.SAVE_UPDATE)
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@Match(MatchMode.MATCH)
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private List<Person> teamMembers;
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/**
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* Creates a new team instance without any concrete {@link Person members}.
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*/
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static public Team NewInstance(){
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return new Team();
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}
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/**
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* Creates a new team instance with a bibliographic and nomenclatural title
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* but without any {@link Person members}. The caches are set to protected.
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*/
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static public Team NewTitledInstance(String title, String nomTitle){
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Team result = new Team();
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result.setTitleCache(title, true);
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result.setNomenclaturalTitle(nomTitle, true);
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return result;
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}
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/**
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* Class constructor (including the cache strategy defined in
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* {@link eu.etaxonomy.cdm.strategy.cache.agent.TeamDefaultCacheStrategy TeamDefaultCacheStrategy}).
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*/
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public Team() {
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super();
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this.cacheStrategy = TeamDefaultCacheStrategy.NewInstance();
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addListenersToMembers();
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}
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/**
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* Adds a property change listener to all team members.
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*/
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private void addListenersToMembers() {
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List<Person> members = getTeamMembers();
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for (Person member : members){
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addListenerForTeamMember(member);
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}
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}
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/**
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* @return
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*/
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private void addListenerForTeamMember(Person member) {
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PropertyChangeListener listener = new PropertyChangeListener() {
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@Override
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public void propertyChange(PropertyChangeEvent e) {
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// ---- code with no effect below -----
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// if (! isProtectedTitleCache()){
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// titleCache = titleCache;
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// }
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// if (! isProtectedNomenclaturalTitleCache()){
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// nomenclaturalTitle = nomenclaturalTitle;
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// }
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}
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};
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member.addPropertyChangeListener(listener);
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}
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/**
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* Returns the list of {@link Person members} belonging to <i>this</i> team.
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* A person may be a member of several distinct teams.
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*/
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public List<Person> getTeamMembers(){
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if(teamMembers == null) {
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this.teamMembers = new ArrayList<Person>();
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}
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return this.teamMembers;
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}
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protected void setTeamMembers(List<Person> teamMembers) {
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this.teamMembers = teamMembers;
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addListenersToMembers();
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}
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/**
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* Adds a new {@link Person person} to <i>this</i> team at the end of the members' list.
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*
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* @param person the person who should be added to the other team members
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* @see #getTeamMembers()
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* @see Person
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*/
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public void addTeamMember(Person person){
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if (person != null){
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getTeamMembers().add(person);
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firePropertyChange("teamMember", null, person);
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addListenerForTeamMember(person);
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}
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}
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/**
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* Adds a new {@link Person person} to <i>this</i> team
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* at the given index place of the members' list. If the person is already
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* a member of the list he will be moved to the given index place.
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* The index must be an integer (>=0). If the index is larger than
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* the present number of members the person will be added at the end of the list.
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*
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* @param person the person who should be added to the other team members
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* @param index the position at which the person should be placed within the members' list (starting with 0)
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* @see #getTeamMembers()
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* @see Person
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*/
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public void addTeamMember(Person person, int index){
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if (person != null){
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int oldIndex = getTeamMembers().indexOf(person);
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if (oldIndex != -1 ){
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getTeamMembers().remove(person);
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}
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if (index >= getTeamMembers().size()){
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index = getTeamMembers().size();
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}
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getTeamMembers().add(index, person);
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addListenerForTeamMember(person);
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firePropertyChange("teamMember", null, person);
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}
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}
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/**
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* Removes one person from the list of members of <i>this</i> team.
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*
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* @param person the person who should be deleted from <i>this</i> team
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* @see #getTeamMembers()
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*/
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public void removeTeamMember(Person person){
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boolean wasMember = getTeamMembers().remove(person);
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if (wasMember){
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firePropertyChange("teamMember", person, null);
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}
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}
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/**
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* Generates or returns the {@link TeamOrPersonBase#getnomenclaturalTitle() nomenclatural identification} string for <i>this</i> team.
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* This method overrides {@link TeamOrPersonBase#getNomenclaturalTitle() getNomenclaturalTitle}.
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* This string is built with the {@link TeamOrPersonBase#getNomenclaturalTitle() abbreviated names}
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* of all persons belonging to its (ordered) members' list if the flag
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* {@link #protectedNomenclaturalTitleCache protectedNomenclaturalTitleCache} is not set.
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* Otherwise this method returns the present nomenclatural abbreviation.
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* In case the string is generated the cache strategy used is defined in
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* {@link eu.etaxonomy.cdm.strategy.cache.agent.TeamDefaultCacheStrategy TeamDefaultCacheStrategy}.
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* The result might be kept as nomenclatural abbreviation
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* by using the {@link #setNomenclaturalTitle(String) setNomenclaturalTitle} method.
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*
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* @return a string which identifies <i>this</i> team for nomenclature
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*/
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@Override
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@Transient
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public String getNomenclaturalTitle() {
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if (protectedNomenclaturalTitleCache == PROTECTED){
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return this.nomenclaturalTitle;
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}
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if (nomenclaturalTitle == null){
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this.nomenclaturalTitle = cacheStrategy.getNomenclaturalTitle(this);
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}else{
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//as long as team members to not inform the team about changes the cache must be created new each time
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nomenclaturalTitle = cacheStrategy.getNomenclaturalTitle(this);
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}
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return nomenclaturalTitle;
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}
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/**
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* Assigns a {@link TeamOrPersonBase#nomenclaturalTitle nomenclatural identification} string to <i>this</i> team
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* and protects it from overwriting.
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* This method overrides {@link TeamOrPersonBase#setNomenclaturalTitle(String) setNomenclaturalTitle}.
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*
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* @see #getNomenclaturalTitle()
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* @see #setNomenclaturalTitle(String, boolean)
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*/
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@Override
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public void setNomenclaturalTitle(String nomenclaturalTitle) {
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this.setNomenclaturalTitle(nomenclaturalTitle, PROTECTED);
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}
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/**
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* Assigns a {@link TeamOrPersonBase#nomenclaturalTitle nomenclatural identification} string to <i>this</i> team
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* and a protection flag status to this string.
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*
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* @see #getNomenclaturalTitle()
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*/
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public void setNomenclaturalTitle(String nomenclaturalTitle, boolean protectedNomenclaturalTitleCache) {
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firePropertyChange("nomenclaturalTitle", this.nomenclaturalTitle, nomenclaturalTitle);
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this.nomenclaturalTitle = nomenclaturalTitle;
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this.protectedNomenclaturalTitleCache = protectedNomenclaturalTitleCache;
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}
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/* (non-Javadoc)
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* @see eu.etaxonomy.cdm.model.agent.TeamOrPersonBase#getTitleCache()
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*/
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@Override
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//@Transient //TODO a.kohlbecker remove??
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public String getTitleCache() {
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isGeneratingTitleCache = true;
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String result = "";
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if (isProtectedTitleCache()){
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result = this.titleCache;
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}else{
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result = generateTitle();
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result = replaceEmptyTitleByNomTitle(result);
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result = getTruncatedCache(result);
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this.titleCache = result;
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}
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isGeneratingTitleCache = false;
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return result;
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}
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public boolean isProtectedNomenclaturalTitleCache() {
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return protectedNomenclaturalTitleCache;
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}
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public void setProtectedNomenclaturalTitleCache(
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boolean protectedNomenclaturalTitleCache) {
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this.protectedNomenclaturalTitleCache = protectedNomenclaturalTitleCache;
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}
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//*********************** CLONE ********************************************************/
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/**
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* Clones <i>this</i> Team. This is a shortcut that enables to create
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* a new instance that differs only slightly from <i>this</i> Team.
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* The corresponding person is cloned.
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*
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* @see eu.etaxonomy.cdm.model.media.IdentifiableMediaEntity#clone()
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* @see java.lang.Object#clone()
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*/
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@Override
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public Object clone() {
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try{
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Team result = (Team)super.clone();
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result.teamMembers = new ArrayList<Person>();
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for (Person teamMember: this.teamMembers){
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result.addTeamMember(teamMember);
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}
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//no changes to protectedNomenclaturalTitleCache
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return result;
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} catch (CloneNotSupportedException e){
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logger.warn("Object does not implement cloneable");
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e.printStackTrace();
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return null;
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}
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}
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}
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