2009/6/18 <ma...@apache.org>: > Author: markt > Date: Thu Jun 18 08:32:29 2009 > New Revision: 785952 > > URL: http://svn.apache.org/viewvc?rev=785952&view=rev > Log: > Add some micro-benchmarks that enable the differences between the Sync and > ThreadLocal approach to be compared > > Added: > tomcat/trunk/test/org/apache/catalina/valves/ > tomcat/trunk/test/org/apache/catalina/valves/Benchmarks.java > > (...) > + private ThreadLocal<SimpleDateFormat> yearFormatterLocal = > + new ThreadLocal<SimpleDateFormat>() { > + protected SimpleDateFormat initialValue() { > + return new SimpleDateFormat("yyyy"); > + } > + }; > + private ThreadLocal<SimpleDateFormat> timeFormatterLocal = > + new ThreadLocal<SimpleDateFormat>() { > + protected SimpleDateFormat initialValue() { > + return new SimpleDateFormat("hh:mm:ss"); > + } > + }; > +
I wonder, may be we can have a single ThreadLocal that holds some object that stores all the formatters (maybe with lazy initialization), instead of wrapping each one individually? Will it make some difference? Best regards, Konstantin Kolinko --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org
