Vote.java

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package fi.insomnia.bortal.model;

import java.util.Calendar;

import javax.persistence.Column;
import javax.persistence.EmbeddedId;
import javax.persistence.Entity;
import javax.persistence.JoinColumn;
import javax.persistence.JoinColumns;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;
import javax.persistence.UniqueConstraint;
import javax.persistence.Version;

/**
 * A vote for a compo entry
 */
@Entity
@Table(name = "votes", uniqueConstraints = { @UniqueConstraint(columnNames = { "entry_id", "event_id", "voter_user_id" }) })
@NamedQueries({
        @NamedQuery(name = "Vote.findAll", query = "SELECT v FROM Vote v"),
        @NamedQuery(name = "Vote.findByScore", query = "SELECT v FROM Vote v WHERE v.score = :score"),
        @NamedQuery(name = "Vote.findByTime", query = "SELECT v FROM Vote v WHERE v.time = :time") })
public class Vote implements EventChildInterface {

    private static final long serialVersionUID = 1L;
    @EmbeddedId
    private EventPk id;

    @Column(name = "score")
    private Integer score;

    @Column(name = "vote_time", nullable = false)
    @Temporal(TemporalType.TIMESTAMP)
    private Calendar time;

    @JoinColumns({
            @JoinColumn(name = "entry_id", referencedColumnName = "id", nullable = false, updatable = false, insertable = false),
            @JoinColumn(name = "event_id", referencedColumnName = "event_id", nullable = false, updatable = false, insertable = false) })
    @ManyToOne(optional = false)
    private CompoEntry compoEntry;

    @JoinColumn(name = "voter_user_id", referencedColumnName = "user_id", nullable = false)
    @ManyToOne(optional = false)
    private User voter;

    @Version
    @Column(nullable = false)
    private int jpaVersionField = 0;

    public Vote() {
    }

    public Vote(LanEvent event) {
        this.id = new EventPk(event);
    }

    public Vote(LanEvent event, Calendar voteTime) {
        this(event);
        this.time = voteTime;
    }

    @Override
    public EventPk getId() {
        return id;
    }

    @Override
    public void setId(EventPk votesId) {
        this.id = votesId;
    }

    public Integer getScore() {
        return score;
    }

    public void setScore(Integer score) {
        this.score = score;
    }

    public Calendar getTime() {
        return time;
    }

    public void setTime(Calendar voteTime) {
        this.time = voteTime;
    }

    @Override
    public int hashCode() {
        int hash = 0;
        hash += (id != null ? id.hashCode() : 0);
        return hash;
    }

    @Override
    public boolean equals(Object object) {
        // TODO: Warning - this method won't work in the case the id fields are
        // not set
        if (!(object instanceof Vote)) {
            return false;
        }
        Vote other = (Vote) object;
        if ((this.id == null && other.id != null)
                || (this.id != null && !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "fi.insomnia.bortal.model.Vote[id=" + id + "]";
    }

    /**
     * @return the jpaVersionField
     */
    @Override
    public int getJpaVersionField() {
        return jpaVersionField;
    }

    /**
     * @param jpaVersionField
     *            the jpaVersionField to set
     */
    @Override
    public void setJpaVersionField(int jpaVersionField) {
        this.jpaVersionField = jpaVersionField;
    }

    /**
     * @return the compoEntry
     */
    public CompoEntry getCompoEntry() {
        return compoEntry;
    }

    /**
     * @param compoEntry
     *            the compoEntry to set
     */
    public void setCompoEntry(CompoEntry compoEntry) {
        this.compoEntry = compoEntry;
    }

    /**
     * @return the voter
     */
    public User getVoter() {
        return voter;
    }

    /**
     * @param voter
     *            the voter to set
     */
    public void setVoter(User voter) {
        this.voter = voter;
    }
}