fix: fix async bugs

fixes #70

lophine-server/src/main/java/org/leavesmc/leaves/protocol/servux/ServuxEntityDataProtocol.java

@@ -41,6 +41,7 @@ import org.slf4j.Logger;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.UUID;
+import java.util.concurrent.ConcurrentHashMap;
 
 // Powered by Servux(https://github.com/sakura-ryoko/servux)
 
@@ -50,7 +51,7 @@ public class ServuxEntityDataProtocol implements LeavesProtocol {
 
     public static final int PROTOCOL_VERSION = 1;
 
-    private static final Map<UUID, Long> readingSessionKeys = new HashMap<>();
+    private static final Map<UUID, Long> readingSessionKeys = new ConcurrentHashMap<>();
 
     @ProtocolHandler.PlayerJoin
     public static void onPlayerJoin(ServerPlayer player) {

lophine-server/src/main/java/org/leavesmc/leaves/protocol/servux/ServuxHudDataProtocol.java

@@ -46,17 +46,18 @@ import org.leavesmc.leaves.protocol.servux.logger.DataLogger;
 
 import javax.annotation.Nonnull;
 import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
 
 @LeavesProtocol.Register(namespace = "servux")
 public class ServuxHudDataProtocol implements LeavesProtocol {
 
     public static final int PROTOCOL_VERSION = 2;
 
-    private static final List<ServerPlayer> players = new ArrayList<>();
+    private static final List<ServerPlayer> players = Collections.synchronizedList(new ArrayList<>());
     private static final int updateInterval = 80;
 
-    private static final HashMap<ServerPlayer, List<DataLogger.Type>> loggerPlayers = new HashMap<>();
-    private static final HashMap<DataLogger.Type, DataLogger<?>> LOGGERS = new HashMap<>();
+    private static final ConcurrentHashMap<ServerPlayer, List<DataLogger.Type>> loggerPlayers = new ConcurrentHashMap<>();
+    private static final ConcurrentHashMap<DataLogger.Type, DataLogger<?>> LOGGERS = new ConcurrentHashMap<>();
     private static final Table<DataLogger.Type, ServerPlayer, Tag> DATA = HashBasedTable.create();
 
     public static boolean refreshSpawnMetadata = false;

lophine-server/src/main/java/org/leavesmc/leaves/protocol/servux/ServuxStructuresProtocol.java

@@ -58,7 +58,7 @@ public class ServuxStructuresProtocol implements LeavesProtocol {
     public static final int PROTOCOL_VERSION = 2;
     private static final int updateInterval = 40;
     private static final Map<Integer, ServerPlayer> players = new ConcurrentHashMap<>();
-    private static final Map<UUID, Map<ChunkPos, Timeout>> timeouts = new HashMap<>();
+    private static final Map<UUID, Map<ChunkPos, Timeout>> timeouts = new ConcurrentHashMap<>();
     private static int retainDistance;
 
     @ProtocolHandler.PlayerJoin

lophine-server/src/main/java/org/leavesmc/leaves/protocol/servux/litematics/ServuxLitematicsProtocol.java

@@ -54,6 +54,7 @@ import org.leavesmc.leaves.protocol.servux.litematics.utils.ReplaceBehavior;
 import org.leavesmc.leaves.util.TagUtil;
 
 import java.util.*;
+import java.util.concurrent.ConcurrentHashMap;
 
 @LeavesProtocol.Register(namespace = "servux")
 public class ServuxLitematicsProtocol implements LeavesProtocol {
@@ -61,7 +62,7 @@ public class ServuxLitematicsProtocol implements LeavesProtocol {
     public static final int PROTOCOL_VERSION = 1;
 
     private static final CompoundTag metadata = new CompoundTag();
-    private static final Map<UUID, Long> playerSession = new HashMap<>();
+    private static final Map<UUID, Long> playerSession = new ConcurrentHashMap<>();
 
     @ProtocolHandler.Init
     public static void init() {