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2 files changed, 6 insertions, 6 deletions

diff --git a/src/main/java/com/juick/service/SubscriptionServiceImpl.java b/src/main/java/com/juick/service/SubscriptionServiceImpl.java
index ca813c67..0b8d9f26 100644
--- a/src/main/java/com/juick/service/SubscriptionServiceImpl.java
+++ b/src/main/java/com/juick/service/SubscriptionServiceImpl.java
@@ -66,13 +66,13 @@ public class SubscriptionServiceImpl extends BaseJdbcService implements Subscrip
         List<User> users = ListUtils.union(subscribers, mentionedUsers);
         List<Integer> tags = tagService.getMessageTagsIDs(mid);
         List<String> tagsStr = tagService.getMessageTags(mid).stream().map(t -> t.getTag().getName())
-                .collect(Collectors.toList());
+                .toList();
 
-        Set<Integer> set = new HashSet<>(users.stream()
+        Set<Integer> set = users.stream()
                 .filter(u -> !u.isBanned())
                 .map(User::getUid)
                 .filter(u -> Collections.disjoint(tagService.getUserBLTags(u), tagsStr))
-                .collect(Collectors.toList()));
+                .collect(Collectors.toSet());
 
         if (!tags.isEmpty()) {
             List<Integer> tagUsers = getNamedParameterJdbcTemplate().queryForList(
@@ -118,7 +118,7 @@ public class SubscriptionServiceImpl extends BaseJdbcService implements Subscrip
     @Override
     public List<User> getUsersSubscribedToUserRecommendations(final int uid, final Message msg) {
         List<String> msgTags = tagService.getMessageTags(msg.getMid()).stream().map(t -> t.getTag().getName())
-                .collect(Collectors.toList());
+                .toList();
         if (msg.getLikes() == 1) {
             return userService.getUserReaders(uid).stream()
                     .filter(u -> !u.equals(msg.getUser()))
diff --git a/src/main/java/com/juick/www/api/activity/helpers/ContextTypeFilter.java b/src/main/java/com/juick/www/api/activity/helpers/ContextTypeFilter.java
index e8a1dfab..475e15bf 100644
--- a/src/main/java/com/juick/www/api/activity/helpers/ContextTypeFilter.java
+++ b/src/main/java/com/juick/www/api/activity/helpers/ContextTypeFilter.java
@@ -21,9 +21,9 @@ public class ContextTypeFilter {
 
     @Override
     public boolean equals(Object obj) {
-        if (obj == null || !(obj instanceof String)) {
+        if (!(obj instanceof String)) {
             return true;
         }
-        return ((String)obj).equals("Context");
+        return obj.equals("Context");
     }
 }