private XSDSchema getSchema(String publicName, String schemaURIString) {
XSDSchema xsdSchema = null;
try {
String schemaLocation = DocumentCache.getInstance().getLocation(publicName, schemaURIString);
schemaLocation = FileUtils.addProtocol(schemaLocation);
ResourceSet resourceSet = new ResourceSetImpl();
XSDResourceFactoryImpl resourceFactoryImpl = new XSDResourceFactoryImpl();
Resource.Factory.Registry.INSTANCE.getExtensionToFactoryMap().put("xsd", resourceFactoryImpl);
Resource.Factory.Registry.INSTANCE.getExtensionToFactoryMap().put(null, resourceFactoryImpl);
resourceSet.getAdapterFactories().add(new XSDSchemaLocatorAdapterFactory());
URI uri = createURI(schemaURIString);
InputStream inputStream =
resourceSet.getURIConverter().createInputStream(URI.createURI(schemaLocation));
XSDResourceImpl resource =
(XSDResourceImpl) resourceSet.createResource(URI.createURI("*.xsd"));
resource.setURI(uri);
resource.load(inputStream, null);
xsdSchema = resource.getSchema();
} catch (Exception e) {
XMLEditorPlugin.logErrorMessage(
"Error retrieving Schema for publicName: "
+ publicName
+ " schemaURIString: "
+ schemaURIString,
e);
}
return xsdSchema;
}
/**
* Walk through all XSDDirectives for the specified XSDResource and attempt to resolve those that
* are undefined.
*
* @param eResource
* @param recurse
* @param visited
* @since 4.3
*/
protected void resolveSchemaDirectives(
final XSDResourceImpl eResource,
final boolean recurse,
final Set visited,
final Set unresolvedResourceURIs) {
if (eResource != null && !visited.contains(eResource)) {
// The resource must be loaded to retrieve its contents
if (!eResource.isLoaded()) {
try {
eResource.load(getContainer().getLoadOptions());
} catch (IOException err) {
String msg =
ModelerCore.Util.getString(
"DefaultResourceFinder.Error_loading_resource", eResource); // $NON-NLS-1$
ModelerCore.Util.log(IStatus.ERROR, msg);
}
}
// Add this resource to the list of those visited
visited.add(eResource);
// Check all imports to see if they were resolved
for (final Iterator i = eResource.getSchema().eContents().iterator(); i.hasNext(); ) {
EObject eObj = (EObject) i.next();
if (eObj instanceof XSDSchemaDirective) {
XSDSchema resolvedSchema = resolveSchemaDirective((XSDSchemaDirective) eObj);
// Log any unresolved schema directives
if (resolvedSchema == null
|| resolvedSchema.eResource() == null
|| resolvedSchema.eResource().getResourceSet() == null) {
URI unresolvedURI = URI.createURI(((XSDSchemaDirective) eObj).getSchemaLocation());
unresolvedResourceURIs.add(unresolvedURI);
continue;
}
// Follow the chain and resolve all directives for the schema being imported
if (recurse)
resolveSchemaDirectives(
(XSDResourceImpl) resolvedSchema.eResource(),
recurse,
visited,
unresolvedResourceURIs);
}
}
}
}