X-Git-Url: https://git.pterodactylus.net/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fnet%2Fpterodactylus%2Fsone%2Fdata%2FAlbum.java;h=7c62e33c8c15072b70ed59ed58191e5fdbbd74e9;hb=2f5fb64f08f66f2ea4f01c0b9eff685a3939624a;hp=b15bc009ba61c386b04fcaf3f37caf8565a40b93;hpb=4f92a116596bf5d42c5b8beadb5df2bc8149e809;p=Sone.git

diff --git a/src/main/java/net/pterodactylus/sone/data/Album.java b/src/main/java/net/pterodactylus/sone/data/Album.java
index b15bc00..7c62e33 100644
--- a/src/main/java/net/pterodactylus/sone/data/Album.java
+++ b/src/main/java/net/pterodactylus/sone/data/Album.java
@@ -1,5 +1,5 @@
 /*
- * Sone - Album.java - Copyright © 2011 David Roden
+ * Sone - Album.java - Copyright © 2011–2012 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
@@ -18,16 +18,19 @@
 package net.pterodactylus.sone.data;
 
 import java.util.ArrayList;
+import java.util.Comparator;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
 
-import net.pterodactylus.util.collection.Mapper;
-import net.pterodactylus.util.collection.Mappers;
 import net.pterodactylus.util.object.Default;
 import net.pterodactylus.util.validation.Validation;
 
+import com.google.common.base.Function;
+import com.google.common.base.Predicates;
+import com.google.common.collect.Collections2;
+
 /**
  * Container for images that can also contain nested {@link Album}s.
  *
@@ -35,6 +38,15 @@ import net.pterodactylus.util.validation.Validation;
  */
 public class Album implements Fingerprintable {
 
+	/** Compares two {@link Album}s by {@link #getTitle()}. */
+	public static final Comparator<Album> TITLE_COMPARATOR = new Comparator<Album>() {
+
+		@Override
+		public int compare(Album leftAlbum, Album rightAlbum) {
+			return leftAlbum.getTitle().compareToIgnoreCase(rightAlbum.getTitle());
+		}
+	};
+
 	/** The ID of this album. */
 	private final String id;
 
@@ -197,15 +209,14 @@ public class Album implements Fingerprintable {
 	 * @return The images in this album
 	 */
 	public List<Image> getImages() {
-		return Mappers.mappedList(imageIds, new Mapper<String, Image>() {
+		return new ArrayList<Image>(Collections2.filter(Collections2.transform(imageIds, new Function<String, Image>() {
 
 			@Override
 			@SuppressWarnings("synthetic-access")
-			public Image map(String imageId) {
+			public Image apply(String imageId) {
 				return images.get(imageId);
 			}
-
-		});
+		}), Predicates.notNull()));
 	}
 
 	/**