private SchemaAtom add(final String targetNamespaceIn, final URL url, final XsltX xsltX)
throws IOException {
SchemaAtom schemaAtom = null;
logger.finest(url.toExternalForm());
final String catalogURL = URLCodec.toExternalForm(urlCatalog);
final String initialURL = URLCodec.toExternalForm(url);
final String uri = ((catalogURL == null) ? initialURL : initialURL.replace(catalogURL, ""));
final String protocol = url.getProtocol();
final boolean isLocal =
(("file".equals(protocol)) || ("jar".equals(protocol))); // i18n internal
final boolean isLoaded = schemaAtoms.containsKey(uri);
if (isLocal && (!isLoaded)) {
// get schema content
byte[] bytesXsd = StreamU.read(url);
// optional transform
if (xsltX != null) {
bytesXsd = xsltX.transform(bytesXsd);
}
logger.finest(UTF8Codec.toString(bytesXsd));
// default XSLT for XSD
final URL urlAugmentXSLT = new URL(initialURL.replace(".xsd", ".xslt"));
final byte[] xslt = StreamU.readSafe(urlAugmentXSLT);
if (xslt != null) {
final XsltX xsltAugment = new XsltX(xslt);
bytesXsd = xsltAugment.transform(bytesXsd);
}
// load into DOM
final Document document = DocumentU.toDocument(bytesXsd);
final Element element = document.getDocumentElement();
final String targetNamespace =
ElementU.getAttribute(element, XsdU.TARGET_NAMESPACE, XsdU.NS_URI_NULL);
if ((targetNamespaceIn != null) && (!targetNamespaceIn.equals(targetNamespace))) {
logger.warning(String.format("%s != %s", targetNamespaceIn, targetNamespace));
}
// register content
final XsdAtom xsdAtom = atomFactory.create(element, null);
final QName name = QNameU.getQName(targetNamespace, element.getLocalName(), null);
schemaAtom = new SchemaAtom(url, name, xsdAtom);
schemaAtoms.put(uri, schemaAtom);
// schemaAtoms.put(targetNamespace, schemaAtom); // why this? (duplicate)
// import dependencies
doImport(url, xsdAtom, xsltX);
doInclude(url, xsdAtom, xsltX);
}
return schemaAtom;
}
private void doInclude(final URL url, final XsdAtom xsdAtom, final XsltX xsltX)
throws IOException {
final Collection<Element> children = ElementU.getChildren(xsdAtom.getElement(), XsdU.INCLUDE);
for (final Element child : children) {
final String schemaLocation = ElementU.getAttribute(child, XsdU.SCHEMA_LOCATION);
final URL urlInclude = URLCodec.resolve(url, schemaLocation);
add(null, urlInclude, xsltX);
}
}
private void doImport(final URL url, final XsdAtom xsdAtom, final XsltX xsltX)
throws IOException {
final Collection<Element> children = ElementU.getChildren(xsdAtom.getElement(), XsdU.IMPORT);
for (final Element child : children) {
final String namespace = ElementU.getAttribute(child, XsdU.NAMESPACE);
final String schemaLocation = ElementU.getAttribute(child, XsdU.SCHEMA_LOCATION);
final URL urlImport = URLCodec.resolve(url, schemaLocation);
add(namespace, urlImport, xsltX);
}
}