perf: 优化代码

hamster-core-bungeecord/build.gradle

@@ -7,7 +7,7 @@ dependencies {
         exclude group: "*"
     }
     //noinspection GradlePackageUpdate
-    compileOnly('net.md-5:bungeecord-api:1.17-R0.1-SNAPSHOT')
+    compileOnly 'net.md-5:bungeecord-api:1.17-R0.1-SNAPSHOT'
     // https://mvnrepository.com/artifact/net.kyori/adventure-platform-bungeecord
     apiShade 'net.kyori:adventure-platform-bungeecord:4.1.2'
 

hamster-core-bungeecord/src/main/java/cn/hamster3/mc/plugin/core/bungee/api/CoreBungeeAPI.java

@@ -11,11 +11,11 @@ import net.md_5.bungee.config.Configuration;
 import org.jetbrains.annotations.NotNull;
 
 @SuppressWarnings("unused")
-public class CoreBungeeAPI extends CoreAPI {
+public final class CoreBungeeAPI extends CoreAPI {
     private final BungeeAudiences audienceProvider;
     private final HikariDataSource datasource;
 
-    public CoreBungeeAPI() {
+    private CoreBungeeAPI() {
         HamsterCorePlugin plugin = HamsterCorePlugin.getInstance();
         audienceProvider = BungeeAudiences.create(plugin);
 
@@ -39,6 +39,9 @@ public class CoreBungeeAPI extends CoreAPI {
     }
 
     public static void init() {
+        if (instance != null) {
+            return;
+        }
         instance = new CoreBungeeAPI();
     }