- for (final String key : new HashSet<String>(fileNameToFileMap.keySet()))
- if (!fileNameToFileMap.get(key).isMetaInfoVerified()) {
- fileNameToFileMap.remove(key);
- changed = true;
- }
+ new HashSet<>(fileNameToFileMap.keySet()).stream().filter(key -> !fileNameToFileMap.get(key).isMetaInfoVerified()).forEach(key -> {
+ fileNameToFileMap.remove(key);
+ changed = true;
+ });