Not any clue
On Thu, May 8, 2008 at 3:47 PM, gershwinou <[EMAIL PROTECTED]> wrote:
> Hi,
> I am using ApplicationSchemaConfiguration for parsing a gml3 schema (here:
> http://cweb.ksat.no/cweb/schema/geoweb/vessel/wfsvd.xsd) with gt 2.4.1
> with a test file, when i launch my code i get a null pointer Exception
> (got null schema).
> but when i ask configuration.schema(), the schema is not null
> any help appreciated
>
>
> Gersh
>
> test xml:
> <?xml version="1.0" encoding="UTF-8"?>
> <vd:featureCollection xmlns:vd="
> http://cweb.ksat.no/cweb/schema/geoweb/vessel";
> xmlns="http://www.w3.org/1999/xlink";
> xmlns:gml="http://www.opengis.net/gml";
> xmlns:sat="
> http://cweb.ksat.no/cweb/schema/geoweb/satellite";
> xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance
> "
> xsi:schemaLocation="
> http://cweb.ksat.no/cweb/schema/geoweb/vessel
> http://cweb.ksat.no/cweb/schema/geoweb/vessel/wfsvd.xsd";>
> <gml:boundedBy>
> <gml:Envelope srsName="EPSG:4326">
> <gml:lowerCorner>54.5206 14.6195</gml:lowerCorner>
> <gml:upperCorner>58.0398 20.3325</gml:upperCorner>
> </gml:Envelope>
> </gml:boundedBy>
> <vd:featureMember>
> <vd:feature>
> <gml:name>0</gml:name>
> <vd:vesselPosition>
> <gml:Point srsName="EPSG:4326">
> <gml:pos>54.5206 18.692</gml:pos>
> </gml:Point>
> </vd:vesselPosition>
> <vd:vesselType>ship</vd:vesselType>
> <vd:vesselLength>150</vd:vesselLength>
> </vd:feature>
> </vd:featureMember>
> <vd:featureMember>
> <vd:feature>
> <gml:name>1</gml:name>
> <vd:vesselPosition>
> <gml:Point srsName="EPSG:4326">
> <gml:pos>54.7206 17.692</gml:pos>
> </gml:Point>
> </vd:vesselPosition>
> <vd:vesselType>ship</vd:vesselType>
> <vd:vesselLength>150</vd:vesselLength>
> </vd:feature>
> </vd:featureMember>
> </vd:featureCollection>
>
>
> java app:
> public static FeatureCollection create(InputStream xml) throws
> IOException, SAXException, ParserConfigurationException {
>
> String namespace = "http://cweb.ksat.no/cweb/schema/geoweb/vessel/
> ";
> String schemaLocation =
> FeatureCollectionFactory.class.getClass().getResource("/wfsvd.xsd").toString();
> ApplicationSchemaConfiguration configuration = new
> ApplicationSchemaConfiguration(namespace, schemaLocation);
> configuration.schema();
> //org.geotools.xml.Configuration configuration = new
> org.geotools.gml3.GMLConfiguration();
> Parser parser = new Parser(configuration);
> return (FeatureCollection) parser.parse(xml);
> }
>
> public static void save(FeatureCollection fc, String File){
>
> }
>
> public static void main(String args[]){
> InputStream xml = null;
> try {
> xml = new FileInputStream(new
> FeatureCollectionFactory().getClass().getResource("/test.xml").getFile());
> FeatureCollection fc = create(xml);
> System.out.println(fc.getDefaultGeometry());
> } catch (IOException ex) {
>
> Logger.getLogger(FeatureCollectionFactory.class.getName()).log(Level.SEVERE,
> null, ex);
> } catch (SAXException ex) {
>
> Logger.getLogger(FeatureCollectionFactory.class.getName()).log(Level.SEVERE,
> null, ex);
> } catch (ParserConfigurationException ex) {
>
> Logger.getLogger(FeatureCollectionFactory.class.getName()).log(Level.SEVERE,
> null, ex);
> } finally {
> try {
> xml.close();
> } catch (IOException ex) {
>
> Logger.getLogger(FeatureCollectionFactory.class.getName()).log(Level.SEVERE,
> null, ex);
> }
> }
> }
>
>
> error log:
> Exception in thread "main" java.lang.NullPointerException: got null schema
> at
> org.geotools.gml3.ApplicationSchemaConfiguration$1.resolveSchemaLocation(ApplicationSchemaConfiguration.java:132)
> at
> org.geotools.xml.impl.ParserHandler.startElement(ParserHandler.java:265)
> at
> org.apache.xerces.parsers.AbstractSAXParser.startElement(Unknown Source)
> at
> org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown
> Source)
> at
> org.apache.xerces.impl.XMLNSDocumentScannerImpl$NSContentDispatcher.scanRootElementHook(Unknown
> Source)
> at
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown
> Source)
> at
> org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown
> Source)
> at org.apache.xerces.parsers.XML11Configuration.parse(Unknown
> Source)
> at org.apache.xerces.parsers.XML11Configuration.parse(Unknown
> Source)
> at org.apache.xerces.parsers.XMLParser.parse(Unknown Source)
> at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown
> Source)
> at org.geotools.xml.Parser.parse(Parser.java:185)
> at org.geotools.xml.Parser.parse(Parser.java:147)
> at
> org.geoimage.ksatvds.FeatureCollectionFactory.create(FeatureCollectionFactory.java:33)
> at
> org.geoimage.ksatvds.FeatureCollectionFactory.main(FeatureCollectionFactory.java:44)
>
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