fjtirado commented on code in PR #3756:
URL: 
https://github.com/apache/incubator-kie-kogito-runtimes/pull/3756#discussion_r1824380574


##########
kogito-serverless-workflow/kogito-serverless-workflow-builder/src/main/java/org/kie/kogito/serverless/workflow/parser/handlers/ActionNodeUtils.java:
##########
@@ -34,16 +34,21 @@ public class ActionNodeUtils {
         return 
embeddedSubProcess.actionNode(context.newId()).name(functionDef.getName());
     }
 
-    public static void checkArgs(FunctionRef functionRef, String... 
requiredArgs) {
+    public static boolean checkArgs(ParserContext context, FunctionRef 
functionRef, String... requiredArgs) {
         JsonNode args = functionRef.getArguments();
+        boolean isOk = true;
         if (args == null) {
-            throw new IllegalArgumentException("Arguments cannot be null for 
function " + functionRef.getRefName());
-        }
-        for (String arg : requiredArgs) {
-            if (!args.has(arg)) {
-                throw new IllegalArgumentException("Missing mandatory " + arg 
+ " argument for function " + functionRef.getRefName());
+            context.addValidationError("Arguments cannot be null for function 
" + functionRef.getRefName());
+            isOk = false;
+        } else {
+            for (String arg : requiredArgs) {
+                if (!args.has(arg)) {
+                    context.addValidationError("Missing mandatory " + arg + " 
argument for function " + functionRef.getRefName());
+                    isOk = false;
+                }
             }
         }
+        return isOk;

Review Comment:
   all missing mandatory parameters should be collected, that's the reason for 
the isOk flag. 



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