Fixed sonar issues

application/src/main/java/org/togetherjava/tjbot/features/help/HelpThreadCreatedListener.java

@@ -89,7 +89,7 @@ private boolean wasThreadAlreadyHandled(long threadChannelId) {
         Instant now = Instant.now();
         // NOTE It is necessary to do the "check if exists, otherwise insert" atomic
         Instant createdAt = threadIdToCreatedAtCache.get(threadChannelId, _ -> now);
-        return createdAt != now;
+        return !createdAt.equals(now);
     }
 
     private void handleHelpThreadCreated(ThreadChannel threadChannel) {

application/src/main/java/org/togetherjava/tjbot/features/projects/ProjectsThreadCreatedListener.java

@@ -51,7 +51,7 @@ public void onMessageReceived(MessageReceivedEvent event) {
     private boolean wasThreadAlreadyHandled(long threadChannelId) {
         Instant now = Instant.now();
         Instant createdAt = threadIdToCreatedAtCache.get(threadChannelId, any -> now);
-        return createdAt != now;
+        return !createdAt.equals(now);
     }
 
     private boolean isPostMessage(ThreadChannel threadChannel, MessageReceivedEvent event) {

application/src/main/java/org/togetherjava/tjbot/features/roleapplication/RoleApplicationHandler.java

@@ -18,8 +18,8 @@
 
 import java.time.Duration;
 import java.time.Instant;
-import java.time.OffsetDateTime;
 import java.util.List;
+import java.util.Objects;
 import java.util.Optional;
 import java.util.function.Predicate;
 import java.util.regex.Pattern;
@@ -35,7 +35,7 @@ public final class RoleApplicationHandler {
     private static final Logger logger = LoggerFactory.getLogger(RoleApplicationHandler.class);
 
     private static final int APPLICATION_SUBMIT_COOLDOWN_MINUTES = 5;
-    private final Cache<Member, OffsetDateTime> applicationSubmitCooldown;
+    private final Cache<Member, Instant> applicationSubmitCooldown;
     private final Predicate<String> applicationChannelPattern;
     private final RoleApplicationSystemConfig roleApplicationSystemConfig;
 
@@ -125,10 +125,6 @@ private Optional<TextChannel> getApplicationChannel(Guild guild) {
             .findFirst();
     }
 
-    public Cache<Member, OffsetDateTime> getApplicationSubmitCooldown() {
-        return applicationSubmitCooldown;
-    }
-
     void submitApplicationFromModalInteraction(ModalInteractionEvent event, List<String> args) {
         Guild guild = event.getGuild();
 
@@ -150,13 +146,13 @@ void submitApplicationFromModalInteraction(ModalInteractionEvent event, List<Str
                 .queue();
         }
 
-        applicationSubmitCooldown.put(event.getMember(), OffsetDateTime.now());
+        applicationSubmitCooldown.put(Objects.requireNonNull(event.getMember()), Instant.now());
     }
 
     long getMemberCooldownMinutes(Member member) {
-        OffsetDateTime timeSentCache = getApplicationSubmitCooldown().getIfPresent(member);
+        Instant timeSentCache = applicationSubmitCooldown.getIfPresent(member);
         if (timeSentCache != null) {
-            Duration duration = Duration.between(timeSentCache, OffsetDateTime.now());
+            Duration duration = Duration.between(timeSentCache, Instant.now());
             return APPLICATION_SUBMIT_COOLDOWN_MINUTES - duration.toMinutes();
         }
         return 0L;

application/src/main/java/org/togetherjava/tjbot/features/rss/FailureState.java

@@ -1,6 +1,6 @@
 package org.togetherjava.tjbot.features.rss;
 
-import java.time.ZonedDateTime;
+import java.time.Instant;
 
-record FailureState(int count, ZonedDateTime lastFailure) {
+record FailureState(int count, Instant lastFailure) {
 }

application/src/main/java/org/togetherjava/tjbot/features/rss/RSSHandlerRoutine.java

@@ -29,11 +29,13 @@
 import javax.annotation.Nonnull;
 
 import java.io.IOException;
+import java.time.Instant;
 import java.time.LocalDateTime;
 import java.time.ZoneId;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.format.DateTimeParseException;
+import java.time.temporal.ChronoUnit;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -434,7 +436,7 @@ private List<Item> fetchRSSItemsFromURL(String rssUrl) {
                         "Possibly dead RSS feed URL: {} - Failed {} times. Please remove it from config.",
                         rssUrl, newCount);
             }
-            circuitBreaker.put(rssUrl, new FailureState(newCount, ZonedDateTime.now()));
+            circuitBreaker.put(rssUrl, new FailureState(newCount, Instant.now()));
 
             long blacklistedHours = calculateWaitHours(newCount);
 
@@ -476,8 +478,8 @@ private boolean isBackingOff(String url) {
         }
 
         long waitHours = calculateWaitHours(state.count());
-        ZonedDateTime retryAt = state.lastFailure().plusHours(waitHours);
+        Instant retryAt = state.lastFailure().plus(waitHours, ChronoUnit.HOURS);
 
-        return ZonedDateTime.now().isBefore(retryAt);
+        return Instant.now().isBefore(retryAt);
     }
 }