/**
* Version of getTypeByName which will treat unknown URIs as typed literals but with just the
* default implementation
*
* @param uri the URI of the desired datatype
* @return Datatype the datatype definition registered at uri, if there is no such registered type
* it returns a new instance of the default datatype implementation, if the uri is null it
* returns null (indicating a plain RDF literal).
*/
public RDFDatatype getSafeTypeByName(String uri) {
RDFDatatype dtype = (RDFDatatype) uriToDT.get(uri);
if (dtype == null) {
if (uri == null) {
// Plain literal
return null;
} else {
// Uknown datatype
if (JenaParameters.enableSilentAcceptanceOfUnknownDatatypes) {
dtype = new BaseDatatype(uri);
registerDatatype(dtype);
} else {
throw new DatatypeFormatException(
"Attempted to created typed literal using an unknown datatype - " + uri);
}
}
}
return dtype;
}
/** Static initializer. Adds builtin datatypes to the mapper. */
static {
theTypeMap = new TypeMapper();
theTypeMap.registerDatatype(XMLLiteralType.theXMLLiteralType);
XSDDatatype.loadXSDSimpleTypes(theTypeMap);
}
