Hello Nick, >From the error trace, I don't think this is related to the number of features but rather to something odd about the bounding envelope of one of the features being inserted into the index. However, you're probably better of posting this question on the JTS list.
Michael On 5 August 2011 19:26, Nick Malleson <[email protected]> wrote: > Hi, > > I'm trying to read in features from a shapefile and add them to a spatial > index for later processing. It has been working OK but when trying to read a > relatively large file (OpenStreetMap roads in England) I get this error: > > Exception in thread "main" java.lang.IllegalArgumentException: Exponent out > of bounds > at > com.vividsolutions.jts.index.quadtree.DoubleBits.powerOf2(DoubleBits.java:55) > at com.vividsolutions.jts.index.quadtree.Key.computeKey(Key.java:97) > at com.vividsolutions.jts.index.quadtree.Key.computeKey(Key.java:91) > at com.vividsolutions.jts.index.quadtree.Key.<init>(Key.java:65) > at com.vividsolutions.jts.index.quadtree.Node.createNode(Node.java:52) > at > com.vividsolutions.jts.index.quadtree.Node.createExpanded(Node.java:62) > at com.vividsolutions.jts.index.quadtree.Root.insert(Root.java:79) > at > com.vividsolutions.jts.index.quadtree.Quadtree.insert(Quadtree.java:143) > at > uk.ac.leeds.mass.spatialanalysis.spacesyntax.SpaceSyntax.populateSpatialIndex(SpaceSyntax.java:678) > ... > > As I said, it works with other files (e.g. OSM for Scotland) so I'm guessing > that it's something to do with the number of features, but I can't work out > what DoubleBits is trying to do. Any ideas? > > Thanks, > Nick > > > -- > View this message in context: > http://osgeo-org.1803224.n2.nabble.com/Exponent-out-of-bounds-when-adding-to-a-spatial-index-tp6655807p6655807.html > Sent from the geotools-gt2-users mailing list archive at Nabble.com. > > ------------------------------------------------------------------------------ > BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA > The must-attend event for mobile developers. Connect with experts. > Get tools for creating Super Apps. See the latest technologies. > Sessions, hands-on labs, demos & much more. Register early & save! > http://p.sf.net/sfu/rim-blackberry-1 > _______________________________________________ > Geotools-gt2-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/geotools-gt2-users > ------------------------------------------------------------------------------ BlackBerry® DevCon Americas, Oct. 18-20, San Francisco, CA The must-attend event for mobile developers. Connect with experts. Get tools for creating Super Apps. See the latest technologies. Sessions, hands-on labs, demos & much more. Register early & save! http://p.sf.net/sfu/rim-blackberry-1 _______________________________________________ Geotools-gt2-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geotools-gt2-users
