From a6b440894ccf02d23e51b975927810b37a5b9d66 Mon Sep 17 00:00:00 2001
From: Volodymyr Siedlecki <volosied@gmail.com>
Date: Fri, 13 Dec 2024 20:18:20 -0500
Subject: [PATCH] Fix MYFACES-4117

---
 .../config/annotation/AnnotationConfigurator.java    | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/dev/com.ibm.ws.jsf.2.2/src/org/apache/myfaces/config/annotation/AnnotationConfigurator.java b/dev/com.ibm.ws.jsf.2.2/src/org/apache/myfaces/config/annotation/AnnotationConfigurator.java
index cb1fa7690bd..ddcfd3d6140 100644
--- a/dev/com.ibm.ws.jsf.2.2/src/org/apache/myfaces/config/annotation/AnnotationConfigurator.java
+++ b/dev/com.ibm.ws.jsf.2.2/src/org/apache/myfaces/config/annotation/AnnotationConfigurator.java
@@ -131,9 +131,19 @@ protected FacesConfigImpl createFacesConfig(Map<Class<? extends Annotation>, Set
                     
                     if (comp.createTag())
                     {
+                        String tagName = comp.tagName(); // MYFACES-4117
+                        if (tagName != null && tagName.length() > 0)
+                        {
+                            //Ok
+                        }
+                        else // 
+                        {
+                            tagName = clazz.getSimpleName();
+                            tagName = Character.toLowerCase(tagName.charAt(0)) + tagName.substring(1);
+                        }
                         facesConfig.addComponentTagDeclaration(value, 
                                 new ComponentTagDeclarationImpl(value, 
-                                    comp.namespace(), comp.tagName()));
+                                    comp.namespace(), tagName));
                     }
                 }
             }