if (StringUtil.isNotBlank(value)) {
                    final Date d = parseLastModifiedDate(value);
                    if (d != null) {
                        responseData.setLastModified(d);
                    }
                }
            }

            return responseData;
        } catch (final UnknownHostException e) {
            closeResources(httpRequest, responseData);

        assertTrue(originalTime > 0, "File should have a valid timestamp");

        // Test setting timestamp 1 hour ago
        long testTime = System.currentTimeMillis() - 3600000;
        file.setLastModified(testTime);

        long retrievedTime = file.lastModified();
        // Allow for reasonable precision differences