public boolean next(SubRequest request) {
MOScope scope = request.getQuery().getScope();
SortedMap<OID, Variable> tail = vbs.tailMap(scope.getLowerBound());
OID first = tail.firstKey();
if (scope.getLowerBound().equals(first) && (!scope.isLowerIncluded())) {
if (tail.size() > 1) {
Iterator<OID> it = tail.keySet().iterator();
it.next();
first = it.next();
} else {
return false;
}
}
if (first != null) {
Variable vb = vbs.get(first);
if (vb == null) {
request.getVariableBinding().setVariable(Null.noSuchInstance);
}
request.getVariableBinding().setOid(first);
request.getVariableBinding().setVariable(vb);
request.completed();
return true;
}
return false;
}
public OID find(MOScope range) {
SortedMap<OID, Variable> tail = vbs.tailMap(range.getLowerBound());
OID first = tail.firstKey();
if (range.getLowerBound().equals(first) && (!range.isLowerIncluded())) {
if (tail.size() > 1) {
Iterator<OID> it = tail.keySet().iterator();
it.next();
return it.next();
}
} else {
return first;
}
return null;
}
