package ejava.examples.orm.rel.annotated;
   
   import javax.persistence.*;
   
   import org.slf4j.Logger;
   import org.slf4j.LoggerFactory;
   
   /**
    * This class provides an example of the "inverse side" of a OneToOne 
   * Uni-directional relationship. This object will be "owned" by the Person
   * object.
   */
  @Entity
  @Table(name="ORMREL_PHOTO")
  public class Photo {
      private static Logger logger = LoggerFactory.getLogger(Photo.class);
  
      @Id @GeneratedValue @Column(name="PHOTO_ID")
      private long id;
      @Lob
      private byte[] image;
      
      
      public Photo() { logger.debug("{}: ctor()", myInstance()); }
      public Photo(byte[] image) { 
          logger.debug(super.toString() + ": ctor() image=" + image); 
          this.image = image;
      }
      
      public long getId() {
          logger.debug("{}: getId()={}", myInstance(), id);
          return id;
      }
      
      public byte[] getImage() { return image; }
      public void setImage(byte[] image) {
          this.image = image;
      }
  
      private String myInstance() {
          String s=super.toString();
          s = s.substring(s.lastIndexOf('.')+1);
          return s;
      }
      
      public String toString() {
          long size = (image == null) ? 0 : image.length;
          String sizeText = 
              (image == null) ? "null" : new Long(size).toString() + " bytes";
          String s=super.toString();
          s = s.substring(s.lastIndexOf('.')+1);
          return myInstance() +
              ", id=" + id +
              ". image=" + sizeText;
      }
  }