EventMap.java

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package fi.insomnia.bortal.model;

import java.awt.image.BufferedImage;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import javax.imageio.ImageIO;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.EmbeddedId;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.JoinColumn;
import javax.persistence.Lob;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.Version;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import fi.insomnia.bortal.utilities.apachecodec.binary.Base64;

/**
 * 
 */
@Entity
@Table(name = "maps")
@NamedQueries({
        @NamedQuery(name = "EventMap.findAll", query = "SELECT e FROM EventMap e"),
        @NamedQuery(name = "EventMap.findByName", query = "SELECT e FROM EventMap e WHERE e.name = :name") })
public class EventMap implements EventChildInterface {

    private static final Logger logger = LoggerFactory.getLogger(EventMap.class);
    private static final long serialVersionUID = 1L;
    @EmbeddedId
    private EventPk id;
    @Lob
    @Column(name = "map_data")
    private String mapData;
    
    @Column(name = "map_name")
    private String name;
    @OneToMany(cascade = CascadeType.ALL, mappedBy = "map")
    private List<Place> places = new ArrayList<Place>();
    @ManyToOne(optional = false)
    @JoinColumn(name = "event_id", referencedColumnName = "event_id", insertable = false, updatable = false, nullable = false)
    private LanEvent event;
    @Version
    @Column(nullable = false)
    private int jpaVersionField = 0;
    @OneToMany(mappedBy = "eventMap")
    private List<Reader> readers;

    public EventMap() {
    }

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


    public String getName() {
        return name;
    }

    public void setName(String mapName) {
        this.name = mapName;
    }

    public List<Place> getPlaces() {
        return places;
    }

    public void setPlaces(List<Place> placeList) {
        this.places = placeList;
    }

    @Override
    public int hashCode() {
        int hash = 0;
        hash += (getId() != null ? getId().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 EventMap)) {
            return false;
        }
        EventMap other = (EventMap) object;
        if ((this.getId() == null && other.getId() != null)
                || (this.getId() != null && !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

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

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

    /**
     * @param id
     *            the id to set
     */
    @Override
    public void setId(EventPk id) {
        this.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 readers
     */
    public List<Reader> getReaders() {
        return readers;
    }

    /**
     * @param readers
     *            the readers to set
     */
    public void setReaders(List<Reader> readers) {
        this.readers = readers;
    }

    public BufferedImage getMapWithPlaces() throws IOException {

        BufferedImage image = ImageIO.read(new ByteArrayInputStream(Base64.decodeBase64( getMapData())));
        List<Place> myplaces = getPlaces();
        logger.info("Getting places in Event map  {}, found {}", this, myplaces.size());

        for (Place place : myplaces) {
            place.drawPlace(image);
        }

        return image;
    }

    public LanEvent getEvent() {
        return event;
    }

    public Place findPlace(int x, int y) {
        for (Place place : getPlaces()) {
            if (place.getMapX() < x
                    && (place.getMapX() + place.getWidth()) > x
                    && place.getMapY() < y
                    && (place.getMapY() + place.getHeight()) > y) {

                return place;

            }
        }

        return null;

    }

    public void setMapData(String mapData) {
        this.mapData = mapData;
    }

    public String getMapData() {
        return mapData;
    }
}