Done ticket GEPAFINBE-8

src/main/java/net/gepafin/tendermanagement/util/Utils.java

@@ -46,4 +46,17 @@ public class Utils {
 		}
 		return null;
 	}
+	public static String extractFileName(String filePath) {
+		if (filePath == null || filePath.isEmpty()) {
+			return null;
+		}
+		int lastSlashIndex = filePath.lastIndexOf('/');
+
+		if (lastSlashIndex >= 0 && lastSlashIndex < filePath.length() - 1) {
+			return filePath.substring(lastSlashIndex + 1);
+		} else {
+			return filePath;
+		}
+	}
+
 }