prefixes

core-lib/src/main/java/de/kentoj/scrowlib/player/PlayerPrefixProvider.java

@@ -0,0 +1,18 @@
+package de.kentoj.scrowlib.player;
+
+import net.kyori.adventure.text.Component;
+import org.jetbrains.annotations.Nullable;
+
+import java.io.Closeable;
+import java.util.UUID;
+
+public interface PlayerPrefixProvider {
+
+    @Nullable Component getPrefix(UUID playerId);
+
+    Closeable onChange(ChangeListener onChange);
+
+    interface ChangeListener {
+        void onChange(UUID playerId, @Nullable Component newPrefix);
+    }
+}