if (logger.isDebugEnabled()) {
                        throw new ThumbnailGenerationException("Failed to process a thumbnail content: " + url, e);
                    }
                    throw new ThumbnailGenerationException(e.getMessage());
                } catch (final Exception e) {
                    throw new ThumbnailGenerationException("Failed to process a thumbnail content: " + url, e);
                }
            }