Thanks Michael. I've had a closer look at the data and it looks like a few of the features have null geometries, so nothing to do with the index.
Nick On 5 Aug 2011, at 10:59, Michael Bedward wrote: > 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
