package net.pterodactylus.sone.data.impl;
-import static com.google.common.base.Preconditions.checkState;
+import static com.google.common.base.Optional.absent;
+import static com.google.common.base.Optional.fromNullable;
import static java.util.UUID.randomUUID;
import net.pterodactylus.sone.database.AlbumBuilder;
+import com.google.common.base.Optional;
+
/**
* Abstract {@link AlbumBuilder} implementation. It stores the state of the new
* album and performs validation, you only need to implement {@link #build()}.
*/
public abstract class AbstractAlbumBuilder implements AlbumBuilder {
- /** Whether to create an album with a random ID. */
- private boolean randomId;
-
- /** The ID of the album to create. */
- private String id;
-
- @Override
- public AlbumBuilder randomId() {
- randomId = true;
- return this;
- }
+ private Optional<String> id = absent();
@Override
public AlbumBuilder withId(String id) {
- this.id = id;
+ this.id = fromNullable(id);
return this;
}
//
protected String getId() {
- return randomId ? randomUUID().toString() : id;
+ return id.isPresent() ? id.get() : randomUUID().toString();
}
/**
* if the state is not valid for building a new post
*/
protected void validate() throws IllegalStateException {
- checkState((randomId && (id == null)) || (!randomId && (id != null)), "exactly one of random ID or custom ID must be set");
}
}
Sone currentSone = getCurrentSone(request.getToadletContext());
String parentId = request.getHttpRequest().getPartAsStringFailsafe("parent", 36);
AlbumBuilderFactory parent = parentId.equals("") ? currentSone : webInterface.getCore().getAlbum(parentId).get();
- Album album = parent.newAlbumBuilder().randomId().build();
+ Album album = parent.newAlbumBuilder().build();
return setTitleAndDescription(request, name, album);
}