/**
* Returns the namespace prefix for the given URI.
*
* @param doc document object model of the XML source file
* @param namespaceUri namespace URI to examine
* @return namespace prefix for the given URI
*/
public static String getPrefixForNamespaceUri(IDOMDocument doc, String namespaceUri) {
if (doc != null && namespaceUri != null) {
NamespaceTable table = new NamespaceTable(doc);
Element elem = doc.getDocumentElement();
table.addElementLineage(elem);
return table.getPrefixForURI(namespaceUri);
}
return null;
}
protected CMElementDeclaration getDerivedCMElementDeclaration(
Element element, CMElementDeclaration ed, NamespaceTable namespaceTable) {
CMElementDeclaration result = null;
String xsiPrefix =
namespaceTable.getPrefixForURI("http://www.w3.org/2001/XMLSchema-instance"); // $NON-NLS-1$
if (xsiPrefix != null) {
String xsiTypeValue = element.getAttribute(xsiPrefix + ":type"); // $NON-NLS-1$
if (xsiTypeValue != null && xsiTypeValue.length() > 0) {
String typePrefix = DOMNamespaceHelper.getPrefix(xsiTypeValue);
String typeName = DOMNamespaceHelper.getUnprefixedName(xsiTypeValue);
String typeURI = namespaceTable.getURIForPrefix(typePrefix);
String uriQualifiedTypeName = typeName;
if (typeURI != null && typeURI.length() > 0) {
uriQualifiedTypeName = "[" + typeURI + "]" + typeName; // $NON-NLS-1$ //$NON-NLS-2$
}
result =
(CMElementDeclaration)
ed.getProperty("DerivedElementDeclaration=" + uriQualifiedTypeName); // $NON-NLS-1$
if (result == null) {
String reference = null;
NamespaceInfo namespaceInfo = namespaceTable.getNamespaceInfoForPrefix(typePrefix);
if (namespaceInfo != null) {
String locationHint =
resolveGrammarURI(
element.getOwnerDocument(), namespaceInfo.uri, namespaceInfo.locationHint);
if (locationHint != null) {
reference = "[" + locationHint + "]" + typeName; // $NON-NLS-1$ //$NON-NLS-2$
}
}
if (reference != null) {
result =
(CMElementDeclaration)
ed.getProperty(
"ExternallyDerivedElementDeclaration=" + reference); // $NON-NLS-1$
}
}
}
}
return result;
}
