Fix for issue #45001 - ServletRegistrationBean has those properties, but @ServletRegistration hasn't: initParameters, servletRegistrationBeans, multipartConfig Signed-off-by: Dmytro Danilenkov <milgoff@gmail.com>

Signed-off-by: Dmytro Danilenkov <milgoff@gmail.com>

Author: dmytrodanilenkov

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/ServletContextInitializerBeans.java

@@ -348,6 +348,12 @@ private void configureFromAnnotation(ServletRegistrationBean<Servlet> bean, Serv
 
 		}
 
+		/**
+		 * Parses an array of "key=value" strings into a Map.
+		 * @param initParamsArray Array of strings, expected format "key=value".
+		 * @return Map of parsed key-value pairs.
+		 * @throws IllegalArgumentException if any string doesn't match the "key=value" format.
+		 */
 		private Map<String, String> parseInitParameters(String[] initParamsArray) {
 			Map<String, String> initParams = new LinkedHashMap<>();
 			for (String kv : initParamsArray) {