fgerlits commented on code in PR #1753:
URL: https://github.com/apache/nifi-minifi-cpp/pull/1753#discussion_r1560580278


##########
extensions/standard-processors/processors/ListenTCP.cpp:
##########
@@ -28,7 +28,13 @@ void ListenTCP::initialize() {
 }
 
 void ListenTCP::onSchedule(core::ProcessContext& context, 
core::ProcessSessionFactory&) {
-  startTcpServer(context, SSLContextService, ClientAuth);
+  auto delimiter_str = context.getProperty(MessageDelimiter).value_or("\n");
+  if (delimiter_str.empty()) {
+    logger_->log_warn("{} cannot be an empty string", MessageDelimiter.name);

Review Comment:
   I think we should tell the user what is happening:
   ```suggestion
       logger_->log_warn("{} cannot be an empty string, using \\n as the 
delimiter", MessageDelimiter.name);
   ```



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