/*
- * Sone - Album.java - Copyright © 2011–2013 David Roden
+ * Sone - MemoryAlbum.java - Copyright © 2013 David Roden
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
package net.pterodactylus.sone.data.impl;
-import static com.google.common.base.Optional.absent;
-import static com.google.common.base.Optional.fromNullable;
import static com.google.common.base.Preconditions.checkState;
-import java.util.ArrayList;
-import java.util.HashMap;
import java.util.List;
-import java.util.Map;
-import java.util.UUID;
import net.pterodactylus.sone.data.Album;
import net.pterodactylus.sone.data.Image;
import net.pterodactylus.sone.data.Sone;
import net.pterodactylus.sone.database.AlbumBuilder;
+import net.pterodactylus.sone.database.Database;
import net.pterodactylus.sone.database.ImageBuilder;
-import com.google.common.base.Function;
import com.google.common.base.Optional;
-import com.google.common.base.Predicates;
-import com.google.common.collect.Collections2;
/**
- * Dumb, store-everything-in-memory implementation of an {@link Album}.
+ * TODO
*
* @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
*/
public class DefaultAlbum extends AbstractAlbum {
- /** The Sone this album belongs to. */
- private Sone sone;
+ private final Database database;
+ private final Sone sone; /* TODO - only store sone ID. */
+ private final String parentId;
- /** The parent album. */
- private final DefaultAlbum parent;
-
- /** Nested albums. */
- private final List<Album> albums = new ArrayList<Album>();
-
- /** The image IDs in order. */
- final List<String> imageIds = new ArrayList<String>();
-
- /** The images in this album. */
- final Map<String, Image> images = new HashMap<String, Image>();
-
- /** Creates a new album with a random ID. */
- public DefaultAlbum(Sone sone, DefaultAlbum parent) {
- this(UUID.randomUUID().toString(), sone, parent);
- }
-
- /**
- * Creates a new album with the given ID.
- *
- * @param id
- * The ID of the album
- */
- public DefaultAlbum(String id, Sone sone, DefaultAlbum parent) {
+ protected DefaultAlbum(Database database, String id, Sone sone, String parentId) {
super(id);
+ this.database = database;
this.sone = sone;
- this.parent = parent;
+ this.parentId = parentId;
}
- //
- // ACCESSORS
- //
-
@Override
public Sone getSone() {
return sone;
@Override
public List<Album> getAlbums() {
- return new ArrayList<Album>(albums);
+ return database.getAlbums(this);
}
@Override
public List<Image> getImages() {
- return new ArrayList<Image>(Collections2.filter(Collections2.transform(imageIds, new Function<String, Image>() {
-
- @Override
- @SuppressWarnings("synthetic-access")
- public Image apply(String imageId) {
- return images.get(imageId);
- }
- }), Predicates.notNull()));
+ return database.getImages(this);
}
@Override
public Optional<Image> getAlbumImage() {
- if (albumImage == null) {
- return absent();
- }
- return fromNullable(fromNullable(images.get(albumImage)).or(images.values().iterator().next()));
+ return database.getImage(albumImage);
}
@Override
public Album getParent() {
- return parent;
+ return database.getAlbum(parentId).get();
}
@Override
- public AlbumBuilder newAlbumBuilder() {
- return new DefaultAlbumBuilder(sone, this) {
+ public AlbumBuilder newAlbumBuilder() throws IllegalStateException {
+ return new AbstractAlbumBuilder() {
@Override
public Album build() throws IllegalStateException {
- Album album = super.build();
- albums.add(album);
- return album;
+ validate();
+ DefaultAlbum memoryAlbum = new DefaultAlbum(database, getId(), sone, DefaultAlbum.this.id);
+ database.storeAlbum(memoryAlbum);
+ return memoryAlbum;
}
};
}
@Override
public ImageBuilder newImageBuilder() throws IllegalStateException {
- return new DefaultImageBuilder(sone, this) {
+ return new AbstractImageBuilder() {
@Override
public Image build() throws IllegalStateException {
- Image image = super.build();
- if (images.isEmpty() && (albumImage == null)) {
- albumImage = image.getId();
- }
- images.put(image.getId(), image);
- imageIds.add(image.getId());
- return image;
+ validate();
+ DefaultImage memoryImage = new DefaultImage(database, getId(), sone, DefaultAlbum.this.id, key, getCreationTime(), width, height);
+ database.storeImage(memoryImage);
+ return memoryImage;
}
};
}
@Override
public void moveUp() {
- int oldIndex = parent.albums.indexOf(this);
- parent.albums.remove(this);
- parent.albums.add(Math.max(0, oldIndex - 1), this);
+ database.moveUp(this);
}
@Override
public void moveDown() {
- int oldIndex = parent.albums.indexOf(this);
- parent.albums.remove(this);
- parent.albums.add(Math.min(parent.albums.size(), oldIndex + 1), this);
+ database.moveDown(this);
}
@Override
public void remove() throws IllegalStateException {
checkState(!isRoot(), "can not remove root album");
- removeAllAlbums();
- removeAllImages();
- parent.albums.remove(this);
- }
-
- private void removeAllImages() {
- for (Image image : images.values()) {
- image.remove();
- }
- }
-
- private void removeAllAlbums() {
- for (Album album: albums) {
+ for (Album album : getAlbums()) {
album.remove();
}
+ for (Image image : getImages()) {
+ image.remove();
+ }
+ database.removeAlbum(this);
}
}
projects / Sone.git / blobdiff