IncompletObjectCreation.java

public Result<FileDto> getFromFile(File f) {

        Result<FileDto> result = new Result<>();
        FileDto dto = new FileDto();
        dto.setName(f.getName());
        dto.setPath(f.getAbsolutePath());
        dto.setDirectory(f.isDirectory());
        dto.setSize(f.length());
        dto.setModifiedAt(f.lastModified());

        try {
            BasicFileAttributes attr = Files.readAttributes(f.toPath(), BasicFileAttributes.class);
            dto.setCreatedAt(attr.creationTime().toMillis());
        }
        catch(Exception e)
        {
            result.setIncomplete(true);
            result.getReasons().add(new Exception("Unable to transform " +f.getAbsolutePath() + " to DTO.", e));
        }
        return result;
    }

    public static class Result<T>
    {
        T result;
        boolean incomplete;
        List<Exception> reasons = new ArrayList<>();

        public T getResult() {
            return result;
        }

        public void setResult(T result) {
            this.result = result;
        }

        public boolean isIncomplete() {
            return incomplete;
        }

        public void setIncomplete(boolean incomplete) {
            this.incomplete = incomplete;
        }

        public List<Exception> getReasons() {
            return reasons;
        }
    }