This gist is for conversion of unix to human readable time like "Just now", " 2 days ago" , " 6 hours later" etc.

Unix To Human Readable Time

public class unixToHuman {
    private static final int SECOND_MILLIS = 1000;
    private static final int MINUTE_MILLIS = 60 * SECOND_MILLIS;
    private static final int HOUR_MILLIS = 60 * MINUTE_MILLIS;
    private static final int DAY_MILLIS = 24 * HOUR_MILLIS;
    private static final int WEEK_MILLIS = 7 * DAY_MILLIS ;

    public static String getTimeAgo(long time) {
        if (time < 1000000000000L) {
            // if timestamp given in seconds, convert to millis
            time *= 1000;
        }

        long now =System.currentTimeMillis();;

        
        long diff = now - time;
        if(diff>0) {

           
            if (diff < MINUTE_MILLIS) {
                return "just now";
            } else if (diff < 2 * MINUTE_MILLIS) {
                return "a minute ago";
            } else if (diff < 50 * MINUTE_MILLIS) {
                return diff / MINUTE_MILLIS + " minutes ago";
            } else if (diff < 90 * MINUTE_MILLIS) {
                return "an hour ago";
            } else if (diff < 24 * HOUR_MILLIS) {
                return diff / HOUR_MILLIS + " hours ago";
            } else if (diff < 48 * HOUR_MILLIS) {
                return "yesterday";
            } else if (diff < 7 * DAY_MILLIS) {
                return diff / DAY_MILLIS + " days ago";
            } else if (diff < 2 * WEEK_MILLIS) {
                return "a week ago";
            } else if (diff < WEEK_MILLIS * 3) {
                return diff / WEEK_MILLIS + " weeks ago";
            } else {
                java.util.Date date = new java.util.Date((long) time);
                return date.toString();
            }

        }
        else {
           
            diff=time-now;
            if (diff < MINUTE_MILLIS) {
                return "this minute";
            } else if (diff < 2 * MINUTE_MILLIS) {
                return "a minute later";
            } else if (diff < 50 * MINUTE_MILLIS) {
                return diff / MINUTE_MILLIS + " minutes later";
            } else if (diff < 90 * MINUTE_MILLIS) {
                return "an hour later";
            } else if (diff < 24 * HOUR_MILLIS) {
                return diff / HOUR_MILLIS + " hours later";
            } else if (diff < 48 * HOUR_MILLIS) {
                return "tomorrow";
            } else if (diff < 7 * DAY_MILLIS) {
                return diff / DAY_MILLIS + " days later";
            } else if (diff < 2 * WEEK_MILLIS) {
                return "a week later";
            } else if (diff < WEEK_MILLIS * 3) {
                return diff / WEEK_MILLIS + " weeks later";
            } else {
                java.util.Date date = new java.util.Date((long) time);
                return date.toString();
            }
        }

    }
}