1 files changed, 31 insertions, 0 deletions

diff --git a/subprojects/viatra-runtime-rete/src/main/java/tools/refinery/viatra/runtime/rete/network/UpdateMessage.java b/subprojects/viatra-runtime-rete/src/main/java/tools/refinery/viatra/runtime/rete/network/UpdateMessage.java
new file mode 100644
index 00000000..1334a3a9
--- /dev/null
+++ b/subprojects/viatra-runtime-rete/src/main/java/tools/refinery/viatra/runtime/rete/network/UpdateMessage.java
@@ -0,0 +1,31 @@
+/*******************************************************************************
+ * Copyright (c) 2004-2008 Gabor Bergmann and Daniel Varro
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0 which is available at
+ * http://www.eclipse.org/legal/epl-v20.html.
+ * 
+ * SPDX-License-Identifier: EPL-2.0
+ *******************************************************************************/
+
+package tools.refinery.viatra.runtime.rete.network;
+
+import tools.refinery.viatra.runtime.matchers.tuple.Tuple;
+import tools.refinery.viatra.runtime.matchers.util.Direction;
+
+class UpdateMessage {
+    public Receiver receiver;
+    public Direction direction;
+    public Tuple updateElement;
+
+    public UpdateMessage(Receiver receiver, Direction direction, Tuple updateElement) {
+        this.receiver = receiver;
+        this.direction = direction;
+        this.updateElement = updateElement;
+    }
+
+    @Override
+    public String toString() {
+        return "M." + direction + ": " + updateElement + " -> " + receiver;
+    }
+
+}