/**
* Gives a connection to a remote WFS
*
* @param wfsUrl URL of the WFS. Should be a GetCapabilities request
* @return Virtual DataStore. All features can be extracted from it.
* @throws DocServiceException
*/
@SuppressWarnings("unchecked")
private WFSContentDataStore connectToWFS(final URL wfsUrl) throws DocServiceException {
WFSContentDataStore wfs = null;
Map m = new HashMap();
try {
UsernamePasswordCredentials credentials = findCredentials(wfsUrl);
if (credentials != null) {
m.put(WFSDataStoreFactory.USERNAME.key, credentials.getUserName());
m.put(WFSDataStoreFactory.PASSWORD.key, credentials.getPassword());
}
// connect to remote WFS
m.put(WFSDataStoreFactory.URL.key, wfsUrl);
m.put(WFSDataStoreFactory.TIMEOUT.key, 60000); // default: 3000
// TODO : .key necessary for those two ?
m.put(WFSDataStoreFactory.TRY_GZIP, true); // try to optimize communication
m.put(WFSDataStoreFactory.ENCODING, "UTF-8"); // try to force UTF-8
// TODO : configurable ?
m.put(WFSDataStoreFactory.MAXFEATURES.key, 2000);
wfs = _factory.createDataStore(m);
} catch (SocketTimeoutException e) {
throw new DocServiceException("WFS is unavailable", HttpServletResponse.SC_GATEWAY_TIMEOUT);
} catch (DataSourceException e) {
// happens when wfs url is wrong (missing request or service parameters...)
throw new DocServiceException(e.getMessage(), HttpServletResponse.SC_BAD_REQUEST);
} catch (IOException e) {
e.printStackTrace();
}
return wfs;
}
public void updateTypeFilter(String typeName, GeometryType geometryType, String srs) {
this.geometryType = geometryType;
entityIterator = theUnivers.theEntities.iterator();
try {
createFeatureType(typeName, srs);
} catch (DataSourceException ex) {
log.error(ex.getLocalizedMessage());
}
}
/** @see org.geotools.data.coverage.grid.AbstractGridFormat#getReader(Object, Hints) */
@Override
public AbstractGridCoverage2DReader getReader(Object source, Hints hints) {
try {
return new JP2KReader(source, hints);
} catch (MismatchedDimensionException e) {
if (LOGGER.isLoggable(Level.WARNING)) LOGGER.log(Level.WARNING, e.getLocalizedMessage(), e);
return null;
} catch (DataSourceException e) {
if (LOGGER.isLoggable(Level.WARNING)) LOGGER.log(Level.WARNING, e.getLocalizedMessage(), e);
return null;
} catch (IOException e) {
if (LOGGER.isLoggable(Level.WARNING)) LOGGER.log(Level.WARNING, e.getLocalizedMessage(), e);
return null;
}
}
