* @return This album
*/
public Album setSone(Sone sone) {
- Validation.begin().isNull("Current Album Owner", this.sone).isNotNull("New Album Owner", sone).check();
+ Validation.begin().isNotNull("New Album Owner", sone).isEither("Old Album Owner", this.sone, null, sone).check();
this.sone = sone;
return this;
}
* The album to add
*/
public void addAlbum(Album album) {
- Validation.begin().isNotNull("Album", album).check().isEqual("Album Owner", album.sone, sone).isNull("Album Parent", album.parent).check();
- albums.add(album);
+ Validation.begin().isNotNull("Album", album).check().isEqual("Album Owner", album.sone, sone).isEither("Old Album Parent", this.parent, null, album.parent).check();
album.setParent(this);
+ if (!albums.contains(album)) {
+ albums.add(album);
+ }
}
/**
*/
public void addImage(Image image) {
Validation.begin().isNotNull("Image", image).check().isNotNull("Image Owner", image.getSone()).check().isEqual("Image Owner", image.getSone(), sone).check();
- images.add(image);
+ if (image.getAlbum() != null) {
+ image.getAlbum().removeImage(image);
+ }
+ image.setAlbum(this);
+ if (!images.contains(image)) {
+ images.add(image);
+ }
}
/**
}
/**
+ * Returns whether this album contains any other albums or images.
+ *
+ * @return {@code true} if this album is empty, {@code false} otherwise
+ */
+ public boolean isEmpty() {
+ return albums.isEmpty() && images.isEmpty();
+ }
+
+ /**
* Returns the parent album of this album.
*
* @return The parent album of this album, or {@code null} if this album
* @return This album
*/
protected Album removeParent() {
- Validation.begin().isNotNull("Album Parent", parent).check();
this.parent = null;
return this;
}
/* add images. */
fingerprint.append("Images(");
for (Image image : images) {
- fingerprint.append(image.getFingerprint());
+ if (image.isInserted()) {
+ fingerprint.append(image.getFingerprint());
+ }
}
fingerprint.append(')');