Generate's operation message_protocols fails for older semantics libs (#216)

* Generate's operation message_protocols fails for older semantics libs

---------

Co-authored-by: Vishnu Alapati <zalavis@seliiuts03320.seli.gic.ericsson.se>

Author: vishnu-alapati

CHANGELOG.md

@@ -1,3 +1,6 @@
+## 2.1.11
+- Made changes to /message_protocols end-point to work for old REMRem-Semantics library.
+
 ## 2.1.10
 - Mockito framework upgraded to 5.3.1
 

pom.xml

@@ -10,7 +10,7 @@
     </parent>
 
     <properties>
-        <eiffel-remrem-generate.version>2.1.10</eiffel-remrem-generate.version>
+        <eiffel-remrem-generate.version>2.1.11</eiffel-remrem-generate.version>
         <eiffel-remrem-semantics.version>2.2.6</eiffel-remrem-semantics.version>
     </properties>
     <artifactId>eiffel-remrem-generate</artifactId>

service/src/main/java/com/ericsson/eiffel/remrem/generate/controller/RemremGenerateController.java

@@ -267,7 +267,13 @@ public JsonElement getMessageProtocols() {
         for (MsgService service : msgServices) {
             JsonObject protocolObject = new JsonObject();
             protocolObject.addProperty("name", service.getServiceName());
-            protocolObject.addProperty("edition", service.getProtocolEdition());
+            try {
+                protocolObject.addProperty("edition", service.getProtocolEdition());
+            } catch (NoSuchMethodError | AbstractMethodError e) {
+                // Ignored intentionally in order to ensure compatibility with
+                // eiffel-remrem-semantics:2.2.0 and older.
+                log.error("An old library, without implementation of MsgService.getProtocolEdition() is used. Please, upgrade to a newer library implementing eiffel-remrem-protocol-interface:2.1.2 or higher.");
+            }
             array.add(protocolObject);
         }
         return array;