1 files changed, 8 insertions, 0 deletions

diff --git a/language-web/src/main/java/tools/refinery/language/web/xtext/server/ResponseHandler.java b/language-web/src/main/java/tools/refinery/language/web/xtext/server/ResponseHandler.java
new file mode 100644
index 00000000..2a85afe3
--- /dev/null
+++ b/language-web/src/main/java/tools/refinery/language/web/xtext/server/ResponseHandler.java
@@ -0,0 +1,8 @@
+package tools.refinery.language.web.xtext.server;
+
+import tools.refinery.language.web.xtext.server.message.XtextWebResponse;
+
+@FunctionalInterface
+public interface ResponseHandler {
+        void onResponse(XtextWebResponse response) throws ResponseHandlerException;
+}