package net.pterodactylus.sone.data;
+import static com.google.common.base.Optional.absent;
+import static com.google.common.base.Optional.fromNullable;
import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkNotNull;
import static com.google.common.base.Preconditions.checkState;
private final String id;
/** The Sone this album belongs to. */
- private Sone sone;
+ private final Sone sone;
/** Nested albums. */
private final List<Album> albums = new ArrayList<Album>();
private String albumImage;
/** Creates a new album with a random ID. */
- public AlbumImpl() {
- this(UUID.randomUUID().toString());
+ public AlbumImpl(Sone sone) {
+ this(sone, UUID.randomUUID().toString());
}
/**
* @param id
* The ID of the album
*/
- public AlbumImpl(String id) {
+ public AlbumImpl(Sone sone, String id) {
+ this.sone = checkNotNull(sone, "Sone must not be null");
this.id = checkNotNull(id, "id must not be null");
}
}
@Override
- public Album setSone(Sone sone) {
- checkNotNull(sone, "sone must not be null");
- checkState((this.sone == null) || (this.sone.equals(sone)), "album owner must not already be set to some other Sone");
- this.sone = sone;
- return this;
- }
-
- @Override
public List<Album> getAlbums() {
return new ArrayList<Album>(albums);
}
}
@Override
- public AlbumImpl setAlbumImage(String id) {
- this.albumImage = id;
- return this;
- }
-
- @Override
public boolean isEmpty() {
return albums.isEmpty() && images.isEmpty();
}
}
@Override
- public Album setTitle(String title) {
- this.title = checkNotNull(title, "title must not be null");
- return this;
- }
-
- @Override
public String getDescription() {
return description;
}
@Override
- public AlbumImpl setDescription(String description) {
- this.description = checkNotNull(description, "description must not be null");
- return this;
+ public Modifier modify() throws IllegalStateException {
+ // TODO: reenable check for local Sones
+ return new Modifier() {
+ private Optional<String> title = absent();
+
+ private Optional<String> description = absent();
+
+ private Optional<String> albumImage = absent();
+
+ @Override
+ public Modifier setTitle(String title) {
+ this.title = fromNullable(title);
+ return this;
+ }
+
+ @Override
+ public Modifier setDescription(String description) {
+ this.description = fromNullable(description);
+ return this;
+ }
+
+ @Override
+ public Modifier setAlbumImage(String imageId) {
+ this.albumImage = fromNullable(imageId);
+ return this;
+ }
+
+ @Override
+ public Album update() throws IllegalStateException {
+ if (title.isPresent() && title.get().trim().isEmpty()) {
+ throw new AlbumTitleMustNotBeEmpty();
+ }
+ if (title.isPresent()) {
+ AlbumImpl.this.title = title.get();
+ }
+ if (description.isPresent()) {
+ AlbumImpl.this.description = description.get();
+ }
+ if (albumImage.isPresent()) {
+ AlbumImpl.this.albumImage = albumImage.get();
+ }
+ return AlbumImpl.this;
+ }
+ };
}
+ public static class AlbumTitleMustNotBeEmpty extends IllegalStateException { }
+
//
// FINGERPRINTABLE METHODS
//