private void processDelta(ICElementDelta delta, Set<IResource> handled) throws CoreException {
final int flags = delta.getFlags();
final boolean hasChildren = (flags & ICElementDelta.F_CHILDREN) != 0;
if (hasChildren) {
for (ICElementDelta child : delta.getAffectedChildren()) {
processDelta(child, handled);
}
}
final ICElement element = delta.getElement();
switch (element.getElementType()) {
case ICElement.C_UNIT:
ITranslationUnit tu = (ITranslationUnit) element;
if (!tu.isWorkingCopy()) {
handled.add(element.getResource());
switch (delta.getKind()) {
case ICElementDelta.CHANGED:
if ((flags & ICElementDelta.F_CONTENT) != 0) {
fChanged.add(tu);
}
break;
case ICElementDelta.ADDED:
fChanged.add(tu);
break;
case ICElementDelta.REMOVED:
fRemoved.add(tu);
break;
}
}
break;
case ICElement.C_CCONTAINER:
ICContainer folder = (ICContainer) element;
if (delta.getKind() == ICElementDelta.ADDED) {
handled.add(element.getResource());
collectSources(folder, fChanged);
}
break;
}
if (!sSuppressPotentialTUs) {
// Always look at the children of the resource delta (bug 343538)
final IResourceDelta[] rDeltas = delta.getResourceDeltas();
processResourceDelta(rDeltas, element, handled);
}
}
