@Override
public String getEntityTagValueForContentType(ContentType contentType) {
return DigestUtils.md5Hex(
new StringBuilder(
DateFormatUtils.ISO_DATETIME_TIME_ZONE_FORMAT.format(
contentType.getLastModifiedDate()))
.append('~')
.append(contentType.getRepresentations().get(MediaType.APPLICATION_XML))
.toString());
}
public static void main(String[] args) {
Date today = new Date();
/*
* ISO8601 formatter for date-time without time zone.
* The format used is yyyy-MM-dd'T'HH:mm:ss.
*/
String timestamp = DateFormatUtils.ISO_DATETIME_FORMAT.format(today);
System.out.println("timestamp = " + timestamp);
/*
* ISO8601 formatter for date-time with time zone.
* The format used is yyyy-MM-dd'T'HH:mm:ssZZ.
*/
timestamp = DateFormatUtils.ISO_DATETIME_TIME_ZONE_FORMAT.format(today);
System.out.println("timestamp = " + timestamp);
/*
* The format used is <tt>EEE, dd MMM yyyy HH:mm:ss Z</tt> in US locale.
*/
timestamp = DateFormatUtils.SMTP_DATETIME_FORMAT.format(today);
System.out.println("timestamp = " + timestamp);
}
