transition enricher rabbit

state_machines/complex_multi_module_sm/domain/src/main/java/click/kamil/domain/CustomStateMachineMessage.java

@@ -0,0 +1,24 @@
+package click.kamil.domain;
+
+import org.springframework.messaging.support.GenericMessage;
+
+import java.util.Map;
+
+public class CustomStateMachineMessage<T, P> extends GenericMessage<T> {
+
+    private final P customPayload;
+
+    public CustomStateMachineMessage(T payload, P customPayload) {
+        super(payload);
+        this.customPayload = customPayload;
+    }
+
+    public CustomStateMachineMessage(T payload, Map<String, Object> headers, P customPayload) {
+        super(payload, headers);
+        this.customPayload = customPayload;
+    }
+
+    public P getCustomPayload() {
+        return customPayload;
+    }
+}