From a747c2de56ac6947e4c9dcd999ec85d2bfd2ee2b Mon Sep 17 00:00:00 2001
From: Lars Simon Winzer <lars.winzer@stud.unibas.ch>
Date: Wed, 8 Apr 2026 16:47:40 +0200
Subject: [PATCH] Add: HandlerCheck functional interface for pre-execution
 checks

---
 .../network/command/execution/checks/HandlerCheck.java | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/checks/HandlerCheck.java

diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/checks/HandlerCheck.java b/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/checks/HandlerCheck.java
new file mode 100644
index 0000000..cabe7f3
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/checks/HandlerCheck.java
@@ -0,0 +1,10 @@
+package ch.unibas.dmi.dbis.cs108.casono.server.network.command.execution.checks;
+
+import ch.unibas.dmi.dbis.cs108.casono.server.network.protocol.request.Request;
+import ch.unibas.dmi.dbis.cs108.casono.server.network.protocol.response.Response;
+import java.util.Optional;
+
+@FunctionalInterface
+public interface HandlerCheck {
+    Optional<Response> check(Request request);
+}