fix username regex

GlowstoneMC · Aug 29, 2021 · e540641 · e540641
1 parent 24c394c
commit e540641
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/main/java/net/glowstone/net/handler/login/LoginStartHandler.java b/src/main/java/net/glowstone/net/handler/login/LoginStartHandler.java
@@ -18,7 +18,7 @@
 
 public final class LoginStartHandler implements MessageHandler<GlowSession, LoginStartMessage> {
 
-    private static final Pattern usernamePattern = Pattern.compile("[a-zA-Z0-9_]+");
+    private static final Pattern usernamePattern = Pattern.compile("^[a-zA-Z0-9_]+$");
 
     @Override
     public void handle(GlowSession session, LoginStartMessage message) {