More lambdaification

airsonic-main/src/main/java/org/airsonic/player/domain/PlayQueue.java

@@ -278,7 +278,7 @@ public class PlayQueue {
             }
         };
 
-        Collections.sort(files, comparator);
+        files.sort(comparator);
         if (currentFile != null) {
             index = files.indexOf(currentFile);
         }

airsonic-main/src/main/java/org/airsonic/player/service/LastFmService.java

@@ -19,7 +19,6 @@
 
 package org.airsonic.player.service;
 
-import com.google.common.base.Function;
 import com.google.common.base.Predicates;
 import com.google.common.collect.FluentIterable;
 import com.google.common.collect.Lists;
@@ -364,12 +363,7 @@ public class LastFmService {
 
             Collection<Album> matches = Album.search(query.toString(), LAST_FM_KEY);
             return FluentIterable.from(matches)
-                                 .transform(new Function<Album, LastFmCoverArt>() {
-                                     @Override
-                                     public LastFmCoverArt apply(Album album) {
-                                         return convert(album);
-                                     }
-                                 })
+                                 .transform(album1 -> convert(album1))
                                  .filter(Predicates.notNull())
                                  .toList();
         } catch (Throwable x) {

airsonic-main/src/main/java/org/airsonic/player/service/PodcastService.java

@@ -451,7 +451,7 @@ public class PodcastService {
         }
 
         // Sort episode in reverse chronological order (newest first)
-        Collections.sort(episodes, (a, b) -> {
+        episodes.sort((a, b) -> {
             long timeA = a.getPublishDate() == null ? 0L : a.getPublishDate().getTime();
             long timeB = b.getPublishDate() == null ? 0L : b.getPublishDate().getTime();
 

airsonic-main/src/main/java/org/airsonic/player/service/UPnPService.java

@@ -76,12 +76,7 @@ public class UPnPService {
                 setMediaServerEnabled(true);
             }
         }
-        Runtime.getRuntime().addShutdownHook(new Thread() {
-            @Override
-            public void run() {
-                ensureServiceStopped();
-            }
-        });
+        Runtime.getRuntime().addShutdownHook(new Thread(() -> ensureServiceStopped()));
     }
 
     public void ensureServiceStarted() {