PaperMC/patches/server/0277-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 cc38e909d1fa83206fa09666599d853a6e89ef36..c48a40155108b6bae18073638a0ba12649344261 100644
--- a/src/main/java/com/mojang/authlib/yggdrasil/YggdrasilGameProfileRepository.java
+++ b/src/main/java/com/mojang/authlib/yggdrasil/YggdrasilGameProfileRepository.java
@@ -43,6 +43,7 @@ public class YggdrasilGameProfileRepository implements GameProfileRepository {
         }
 
         final int page = 0;
+        boolean hasRequested = false; // Paper
 
         for (final List<String> request : Iterables.partition(criteria, ENTRIES_PER_PAGE)) {
             int failCount = 0;
@@ -68,6 +69,12 @@ public class YggdrasilGameProfileRepository implements GameProfileRepository {
                         LOGGER.debug("Couldn't find profile {}", name);
                         callback.onProfileLookupFailed(new GameProfile(null, name), new ProfileNotFoundException("Server did not find the requested profile"));
                     }
+                    // Paper start
+                    if (!hasRequested) {
+                        hasRequested = true;
+                        continue;
+                    }
+                    // Paper end
 
                     try {
                         Thread.sleep(DELAY_BETWEEN_PAGES);