return null;
}
// create working set from books
ArrayList tocs = new ArrayList(scopes.length);
for (int s = 0; s < scopes.length; s++) {
AdaptableToc toc = wsmgr.getAdaptableToc(scopes[s]);
if (toc != null) {
tocs.add(toc);
}
}
AdaptableToc[] adaptableTocs = (AdaptableToc[]) tocs