Martin Desruisseaux ha scritto: > Le mardi 16 janvier 2007 à 16:18 +0100, Andrea Aime a écrit : >> profiling the pyramid/mosaic plugins in geoserver >> I noticed a significant slowdown caused by TextImageReader >> trying to, well, do something I don't understand, >> due to the plugin system (I guess the plugin system is >> trying to locate the format that can handle an image and >> TextImageReader is answering). >> >> I've attached the profile here: >> http://jira.codehaus.org/secure/attachment/25243/profileLineFormat.html >> >> I think there are two ways to handle this: >> 1) optimize a lot that format reader >> 2) put it into its own plugin, since in Geoserver and uDig we don't >> need it anymore > > I will try to move it in a different module this week then. > TextImageReader is something that aim to be generic. It can parse file > in different locale (I sometime have files with coma instead of dot as > decimal separator), some columns may be something else than numbers > (e.g. a column may be a date), it make sure that every line have the > same number of columns, etc.
Interesting. I have never seen this kind of grids in the wild, only arcgrid and surfer ones which are quite strict about what goes in them. What kind of system do generate these? > My intend was to merge the design of old text I/O with latest Simone's > one, but again I didn't had the time to start that work... Too bad, but take it on the bright side, nothing prevents to do so in the future :-) Cheers Andrea ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV _______________________________________________ Geotools-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geotools-devel
