protected final Map<String, CachedValue<XmlNSDescriptor>> initNSDescriptorsMap() {
Map<String, CachedValue<XmlNSDescriptor>> map = myNSDescriptorsMap;
if (map == null) {
RecursionGuard.StackStamp stamp = ourGuard.markStack();
map = computeNsDescriptorMap();
if (stamp.mayCacheNow()) {
myNSDescriptorsMap = map;
}
}
return map;
}
@Nullable
private BidirectionalMap<String, String> initNamespaceMaps(PsiElement parent) {
BidirectionalMap<String, String> map = myNamespaceMap;
if (map == null) {
RecursionGuard.StackStamp stamp = ourGuard.markStack();
map = computeNamespaceMap(parent);
if (stamp.mayCacheNow()) {
myNamespaceMap = map;
}
}
return map;
}
@NotNull
public String getNamespace() {
String cachedNamespace = myCachedNamespace;
final long curModCount = getManager().getModificationTracker().getModificationCount();
if (cachedNamespace != null && myModCount == curModCount) {
return cachedNamespace;
}
RecursionGuard.StackStamp stamp = ourGuard.markStack();
cachedNamespace = getNamespaceByPrefix(getNamespacePrefix());
if (!stamp.mayCacheNow()) {
return cachedNamespace;
}
myCachedNamespace = cachedNamespace;
myModCount = curModCount;
return cachedNamespace;
}
public XmlElementDescriptor getDescriptor() {
final long curModCount = getManager().getModificationTracker().getModificationCount();
long curExtResourcesModCount =
ExternalResourceManagerEx.getInstanceEx().getModificationCount(getProject());
if (myDescriptorModCount != curModCount || myExtResourcesModCount != curExtResourcesModCount) {
if (myExtResourcesModCount != curExtResourcesModCount) {
myNSDescriptorsMap = null;
}
RecursionGuard.StackStamp stamp = ourGuard.markStack();
XmlElementDescriptor descriptor = computeElementDescriptor();
if (!stamp.mayCacheNow()) {
return descriptor;
}
myCachedDescriptor = descriptor;
myDescriptorModCount = curModCount;
myExtResourcesModCount = curExtResourcesModCount;
}
return myCachedDescriptor;
}