Create modifiable map.

diff --git a/src/main/java/net/pterodactylus/rhynodge/triggers/NewEpisodeTrigger.java b/src/main/java/net/pterodactylus/rhynodge/triggers/NewEpisodeTrigger.java
index 55266af..9d42572 100644 (file)
--- a/src/main/java/net/pterodactylus/rhynodge/triggers/NewEpisodeTrigger.java
+++ b/src/main/java/net/pterodactylus/rhynodge/triggers/NewEpisodeTrigger.java
@@ -37,6 +37,7 @@ import org.apache.commons.lang3.StringEscapeUtils;
 import com.google.common.base.Function;
 import com.google.common.collect.FluentIterable;
 import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Maps;
 import com.google.common.collect.Ordering;
 import com.google.common.collect.Sets;
 
@@ -72,13 +73,13 @@ public class NewEpisodeTrigger implements Trigger {
                newEpisodes.clear();
                changedEpisodes.clear();
                this.allEpisodes.clear();
-               Map<Episode, Episode> allEpisodes = FluentIterable.from(((EpisodeState) previousState).episodes()).toMap(new Function<Episode, Episode>() {
+               Map<Episode, Episode> allEpisodes = Maps.newHashMap(FluentIterable.from(((EpisodeState) previousState).episodes()).toMap(new Function<Episode, Episode>() {
 
                        @Override
                        public Episode apply(Episode episode) {
                                return episode;
                        }
-               });
+               }));
                for (Episode episode : ((EpisodeState) currentState).episodes()) {
                        if (!allEpisodes.containsKey(episode)) {
                                allEpisodes.put(episode, episode);