Glad to hear it! On Thursday, April 19, 2012 2:32:15 AM UTC+1, senderj wrote: > > Simon, thank you so much. You resolved my problem. > > On Apr 18, 7:16 pm, Simon Knott <knott.si...@gmail.com> wrote: > > Are you aware that SimpleDateFormat is not threadsafe, so you shouldn't > > have it as a static variable? > > > > You might be hitting this issue - > http://www.codefutures.com/weblog/andygrove/2007/10/simpledateformat-... > > > > Cheers, > > Simon > > > > > > > > On Wednesday, April 18, 2012 11:47:10 AM UTC+1, senderj wrote: > > > > > I know it doesn't sounds like a GAE problem, but it is a very simple > > > coding and I only encounter this problem in GAE, so I post here for > > > help. > > > > > My java servlet in GAE reads a web site and the problem happens when > > > extracting a date from html page and convert into Date object using > > > SimpleDateFormat. > > > > > In servlet static > > > static final SimpleDateFormat dff = new SimpleDateFormat("dd/MM/yyyy > > > HH:mm"); > > > In servlet method > > > .... logic to extract date from html as text and stores to String > > > ss..... > > > try { > > > result = dff.parse(ss); > > > log.info("ss="+ss); > > > log.info("result="+result); > > > } catch (ParseException pe) { > > > log.warning("parse date exception"); > > > }//end try > > > > > I've checked many times the pattern in dff is correct, and I never get > > > "parse date exception" in my log. Instead, here are some examples from > > > different runs in my log: > > > ss=18/04/2012 10:27 > > > result=Fri Apr 27 10:27:00 UTC 2012 > > > ss=18/04/2012 09:57 > > > result=Sun May 27 09:57:00 UTC 2012 > > > ss=18/04/2012 09:55 > > > result=Fri May 25 09:55:00 UTC 2012 > > > ss=18/04/2012 09:45 > > > result=Fri Sep 18 09:45:00 UTC 2015 > > > > > First of all, it is not always like that. It happens about 10% of my > > > runs. Secondly, I have another program reading another web page but > > > also parse the date with same logic in GAE, and also encountered the > > > same problem with about the same chances. If anybody can figure out > > > what's wrong with my code please help.- Hide quoted text - > > > > - Show quoted text -
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