and some more

paper-server/src/main/java/io/papermc/paper/util/LogManagerShutdownThread.java

@@ -0,0 +1,29 @@
+package io.papermc.paper.util;
+
+import org.apache.logging.log4j.LogManager;
+
+public final class LogManagerShutdownThread extends Thread {
+
+    static LogManagerShutdownThread INSTANCE = new LogManagerShutdownThread();
+
+    public static void hook() {
+        if (INSTANCE == null) {
+            throw new IllegalStateException("Cannot re-hook after being unhooked");
+        }
+        Runtime.getRuntime().addShutdownHook(INSTANCE);
+    }
+
+    public static void unhook() {
+        Runtime.getRuntime().removeShutdownHook(INSTANCE);
+        INSTANCE = null;
+    }
+
+    private LogManagerShutdownThread() {
+        super("Log4j2 Shutdown Thread");
+    }
+
+    @Override
+    public void run() {
+        LogManager.shutdown();
+    }
+}