PaperMC/patches/server/0260-Don-t-sleep-after-profile-lookups-if-not-needed.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Tue, 23 Oct 2018 20:25:05 -0400
Subject: [PATCH] Don't sleep after profile lookups if not needed

Mojang was sleeping even if we had no more requests to go after
the current one finished, resulting in 100ms lost per profile lookup

diff --git a/src/main/java/com/mojang/authlib/yggdrasil/YggdrasilGameProfileRepository.java b/src/main/java/com/mojang/authlib/yggdrasil/YggdrasilGameProfileRepository.java
index b87546f0061458b2b919a1fe00dde1f4eea6cb3e..55dac5edf694b3bf82b475a71e3524a1bce98882 100644
--- a/src/main/java/com/mojang/authlib/yggdrasil/YggdrasilGameProfileRepository.java
+++ b/src/main/java/com/mojang/authlib/yggdrasil/YggdrasilGameProfileRepository.java
@@ -44,6 +44,7 @@ public class YggdrasilGameProfileRepository implements GameProfileRepository {
             .collect(Collectors.toSet());
 
         final int page = 0;
+        boolean hasRequested = false; // Paper - Don't sleep after profile lookups if not needed
 
         for (final List<String> request : Iterables.partition(criteria, ENTRIES_PER_PAGE)) {
             final List<String> normalizedRequest = request.stream().map(YggdrasilGameProfileRepository::normalizeName).toList();
@@ -75,6 +76,12 @@ public class YggdrasilGameProfileRepository implements GameProfileRepository {
                         LOGGER.debug("Couldn't find profile {}", name);
                         callback.onProfileLookupFailed(name, new ProfileNotFoundException("Server did not find the requested profile"));
                     }
+                    // Paper start - Don't sleep after profile lookups if not needed
+                    if (!hasRequested) {
+                        hasRequested = true;
+                        continue;
+                    }
+                    // Paper end - Don't sleep after profile lookups if not needed
 
                     try {
                         Thread.sleep(DELAY_BETWEEN_PAGES);