/**
* Read an XSDSchema instance and create the node hierarchy under the given root node.
*
* @param schema the schema object; may not be null
* @param encoding the encoding for the XSD; may be null if the encoding is not specified
* @param contentSize the size of the XML Schema Document content; may not be negative
* @param rootNode the root node that will be populated with the XML Schema Document information
* @throws Exception if there is a probelm reading the XSD content
*/
protected void process(XSDSchema schema, String encoding, long contentSize, Node rootNode)
throws Exception {
assert schema != null;
logger.debug("Target namespace: '{0}'", schema.getTargetNamespace());
rootNode.setProperty(SrampLexicon.CONTENT_TYPE, MimeTypeConstants.APPLICATION_XML);
if (encoding != null) {
rootNode.setProperty(SrampLexicon.CONTENT_ENCODING, encoding);
}
rootNode.setProperty(SrampLexicon.CONTENT_SIZE, contentSize);
// Parse the annotations first to aggregate them all into a single 'sramp:description' property
// ...
@SuppressWarnings("unchecked")
List<XSDAnnotation> annotations = schema.getAnnotations();
processAnnotations(annotations, rootNode);
processNonSchemaAttributes(schema, rootNode);
// Parse the objects ...
for (EObject obj : schema.eContents()) {
if (obj instanceof XSDSimpleTypeDefinition) {
processSimpleTypeDefinition((XSDSimpleTypeDefinition) obj, rootNode);
} else if (obj instanceof XSDComplexTypeDefinition) {
processComplexTypeDefinition((XSDComplexTypeDefinition) obj, rootNode);
} else if (obj instanceof XSDElementDeclaration) {
processElementDeclaration((XSDElementDeclaration) obj, rootNode);
} else if (obj instanceof XSDAttributeDeclaration) {
processAttributeDeclaration((XSDAttributeDeclaration) obj, rootNode, false);
} else if (obj instanceof XSDImport) {
processImport((XSDImport) obj, rootNode);
} else if (obj instanceof XSDInclude) {
processInclude((XSDInclude) obj, rootNode);
} else if (obj instanceof XSDRedefine) {
processRedefine((XSDRedefine) obj, rootNode);
} else if (obj instanceof XSDAttributeGroupDefinition) {
processAttributeGroupDefinition((XSDAttributeGroupDefinition) obj, rootNode);
} else if (obj instanceof XSDAnnotation) {
// already processed above ...
}
}
// Resolve any outstanding, unresolved references ...
resolveReferences();
}
/**
* Add external resources referenced by the specified XSD resource to the resultant list
*
* @param eResource the resource to process for references
* @param recurse if true, the result will include all direct and indirect dependent resources
* otherwise only the direct dependencies are returned.
* @param includeExternal If true, external resource references will be included in the resulant
* array, otherwise they will be excluded from the result.
* @param result the resultant list to add to
*/
protected void addExternallyReferencedResourcesForXsd(
final XSDResourceImpl eResource,
final boolean recurse,
final boolean includeExternal,
final List result,
final Set unresolvedResourceURIs) {
if (eResource != null) {
// Resolve all schema directives (import/include/redefine)
Set visitedXsdResources = new HashSet();
resolveSchemaDirectives(eResource, recurse, visitedXsdResources, unresolvedResourceURIs);
// Add the resource referenced through the directive to the overall result
XSDSchema schema = eResource.getSchema();
for (final Iterator i = schema.eContents().iterator(); i.hasNext(); ) {
EObject eObj = (EObject) i.next();
if (eObj instanceof XSDSchemaDirective) {
XSDSchema resolvedSchema = ((XSDSchemaDirective) eObj).getResolvedSchema();
Resource rsrc = (resolvedSchema != null ? resolvedSchema.eResource() : null);
if (rsrc != null && !result.contains(rsrc)) {
if (!includeExternal && isExternalResource(rsrc)) {
continue;
}
result.add(rsrc);
if (recurse) {
addExternallyReferencedResources(
rsrc, recurse, includeExternal, result, unresolvedResourceURIs);
}
}
}
}
// Ensure that the schema for schema resource (e.g. "http://www.w3.org/2001/XMLSchema") is
// added to the result;
if (includeExternal) {
Resource rsrc = schema.getSchemaForSchema().eResource();
if (rsrc != null && !result.contains(rsrc)) {
result.add(rsrc);
}
}
}
}
