@NotNull
public static TreeMap<String, Element> load(
@NotNull Element rootElement,
@Nullable PathMacroSubstitutor pathMacroSubstitutor,
boolean intern) {
if (pathMacroSubstitutor != null) {
pathMacroSubstitutor.expandPaths(rootElement);
}
StringInterner interner = intern ? new StringInterner() : null;
List<Element> children = rootElement.getChildren(COMPONENT);
TreeMap<String, Element> map = new TreeMap<String, Element>();
for (Element element : children) {
String name = getComponentNameIfValid(element);
if (name == null
|| !(element.getAttributes().size() > 1 || !element.getChildren().isEmpty())) {
continue;
}
if (interner != null) {
JDOMUtil.internElement(element, interner);
}
map.put(name, element);
if (pathMacroSubstitutor instanceof TrackingPathMacroSubstitutor) {
((TrackingPathMacroSubstitutor) pathMacroSubstitutor)
.addUnknownMacros(name, PathMacrosCollector.getMacroNames(element));
}
// remove only after "getMacroNames" - some PathMacroFilter requires element name attribute
element.removeAttribute(NAME);
}
return map;
}
public void readExternal(
@NotNull Document document, @NotNull URL url, boolean ignoreMissingInclude)
throws InvalidDataException, FileNotFoundException {
document = JDOMXIncluder.resolve(document, url.toExternalForm(), ignoreMissingInclude);
Element rootElement = document.getRootElement();
JDOMUtil.internElement(rootElement, new StringInterner());
readExternal(document.getRootElement());
}
@Nullable
private static List<Element> copyElements(@Nullable Element[] elements, StringInterner interner) {
if (elements == null || elements.length == 0) {
return null;
}
List<Element> result = new SmartList<Element>();
for (Element extensionsRoot : elements) {
for (Element element : extensionsRoot.getChildren()) {
JDOMUtil.internElement(element, interner);
result.add(element);
}
}
return result;
}