void CalendarTemplateElement::apply(
Calendar& result,
const Calendar& mask
) const {
// Empty mask : exit
if(mask.empty())
{
return;
}
// Min and max dates of the update
date minDate(_minDate);
if( minDate.is_neg_infinity() ||
(minDate < mask.getFirstActiveDate() && _step.days() == 1)
){
minDate = mask.getFirstActiveDate();
}
date maxDate(_maxDate);
if (maxDate > mask.getLastActiveDate())
{
maxDate = mask.getLastActiveDate();
}
// Abort if no date
if(minDate > maxDate)
{
return;
}
// Base mask
Calendar elementMask(minDate, maxDate, _step);
elementMask &= mask;
if(_include)
{
elementMask = _include->getResult(elementMask);
}
// Applying the element on the result
switch(_operation)
{
case ADD:
result |= elementMask;
break;
case SUB:
result -= elementMask;
break;
case AND:
result &= elementMask;
break;
}
}
MakeSchedule::operator Schedule() const {
// check for mandatory arguments
QL_REQUIRE(effectiveDate_ != Date(), "effective date not provided");
QL_REQUIRE(terminationDate_ != Date(), "termination date not provided");
QL_REQUIRE(tenor_, "tenor/frequency not provided");
// set dynamic defaults:
BusinessDayConvention convention;
// if a convention was set, we use it.
if (convention_) {
convention = *convention_;
} else {
if (!calendar_.empty()) {
// ...if we set a calendar, we probably want it to be used;
convention = Following;
} else {
// if not, we don't care.
convention = Unadjusted;
}
}
BusinessDayConvention terminationDateConvention;
// if set explicitly, we use it;
if (terminationDateConvention_) {
terminationDateConvention = *terminationDateConvention_;
} else {
// Unadjusted as per ISDA specification
terminationDateConvention = convention;
}
Calendar calendar = calendar_;
// if no calendar was set...
if (calendar.empty()) {
// ...we use a null one.
calendar = NullCalendar();
}
return Schedule(effectiveDate_, terminationDate_, *tenor_, calendar,
convention, terminationDateConvention,
rule_, endOfMonth_, firstDate_, nextToLastDate_);
}
ClonedYieldTermStructure::ClonedYieldTermStructure(
const boost::shared_ptr<YieldTermStructure> &source,
const ReactionToTimeDecay reactionToTimeDecay, const Processing processing,
const Calendar calendar)
: YieldTermStructure(source->dayCounter()),
reactionToTimeDecay_(reactionToTimeDecay), processing_(processing),
originalEvalDate_(Settings::instance().evaluationDate()),
originalReferenceDate_(Date(source->referenceDate())),
originalMaxDate_(source->maxDate()) {
calendar_ = calendar.empty() ? source->calendar() : calendar;
QL_REQUIRE(!calendar_.empty() || reactionToTimeDecay_ == FixedReferenceDate,
"a floating termstructure needs a calendar, none given and "
"source termstructures' calendar is empty, too");
referenceDate_ = originalReferenceDate_;
maxDate_ = originalMaxDate_;
offset_ = 0.0;
valid_ = true;
instFwdMax_ =
source->forwardRate(maxDate_, maxDate_, Actual365Fixed(), Continuous)
.rate();
if (reactionToTimeDecay != FixedReferenceDate) {
QL_REQUIRE(originalReferenceDate_ >= originalEvalDate_,
"to construct a moving term structure the source term "
"structure must have a reference date ("
<< originalReferenceDate_
<< ") after the evaluation date ("
<< originalEvalDate_
<< ")");
try {
impliedSettlementDays_ = source->settlementDays();
} catch (...) {
// if the source ts has no settlement days we imply
// them from the difference of the original reference
// date and the original evaluation date
impliedSettlementDays_ = this->calendar().businessDaysBetween(
originalEvalDate_, originalReferenceDate_);
}
}
logDiscounts_.resize(originalMaxDate_.serialNumber() -
originalReferenceDate_.serialNumber() + 1);
times_.resize(logDiscounts_.size());
for (BigInteger i = 0; i <= originalMaxDate_.serialNumber() -
originalReferenceDate_.serialNumber();
++i) {
Date d = Date(originalReferenceDate_.serialNumber() + i);
logDiscounts_[i] = std::log(source->discount(d));
times_[i] = timeFromReference(d);
if (processing == PositiveYieldsAndForwards) {
logDiscounts_[i] = std::min(0.0, logDiscounts_[i]);
}
if (processing == PositiveForwards ||
processing == PositiveYieldsAndForwards) {
if (i > 0)
logDiscounts_[i] = std::min(logDiscounts_[i - 1], logDiscounts_[i]);
}
}
if (reactionToTimeDecay_ != FixedReferenceDate) {
registerWith(Settings::instance().evaluationDate());
}
}
void BaseCalendarUpdateAction::_doCalendarUpdate(
Calendar& object,
server::Request& request
) const {
// Link to remove
if(_linkToRemove)
{
DeleteQuery<CalendarLinkTableSync> deleteQuery;
deleteQuery.addWhereField(TABLE_COL_ID, *_linkToRemove);
deleteQuery.execute();
}
// Add date
if(!object.isLinked() && !_addLink)
{
// Preparation of the mask
Calendar mask;
if( !_startDate.is_not_a_date() && !_endDate.is_not_a_date())
{
for (date d = _startDate; d <= _endDate; d += _period)
{
mask.setActive(d);
}
}
if(_calendarTemplate.get())
{
if(!mask.empty())
{
mask = _calendarTemplate->getResult(mask);
}
else if(_calendarTemplate->isLimited())
{
mask = _calendarTemplate->getResult();
}
else if(_calendarTemplate2.get() && _calendarTemplate2->isLimited())
{
mask = _calendarTemplate->getResult(_calendarTemplate2->getResult());
}
}
if(_calendarTemplate2.get())
{
if(!mask.empty())
{
mask = _calendarTemplate2->getResult(mask);
}
else if(_calendarTemplate2->isLimited())
{
mask = _calendarTemplate2->getResult();
}
}
// Applying the mask
if( !mask.empty())
{
if(_add)
{
object |= mask;
}
else
{
object -= mask;
}
}
}
else if(_calendarUpdateToDo()) // Add link
{
CalendarLink link;
link.setCalendar(&object);
link.setStartDate(_startDate);
link.setEndDate(_endDate);
link.setCalendarTemplate(_calendarTemplate.get());
link.setCalendarTemplate2(_calendarTemplate2.get());
CalendarLinkTableSync::Save(&link);
}
// Storage of parameters in session variable
if( !_startDate.is_not_a_date() &&
!_endDate.is_not_a_date() &&
_startDate != _endDate
){
if(!_startDate.is_not_a_date() && !_startDate.is_special())
{
request.getSession()->setSessionVariable(
SESSION_VARIABLE_SERVICE_ADMIN_START_DATE,
to_iso_extended_string(_startDate)
);
}
if(!_endDate.is_not_a_date() && !_endDate.is_special())
{
request.getSession()->setSessionVariable(
SESSION_VARIABLE_SERVICE_ADMIN_END_DATE,
to_iso_extended_string(_endDate)
);
}
}
if(_calendarTemplate.get())
{
request.getSession()->setSessionVariable(
SESSION_VARIABLE_SERVICE_ADMIN_CALENDAR_TEMPLATE_ID,
lexical_cast<string>(_calendarTemplate->getKey())
);
}
if(_calendarTemplate2.get())
{
request.getSession()->setSessionVariable(
SESSION_VARIABLE_SERVICE_ADMIN_CALENDAR_TEMPLATE_ID2,
lexical_cast<string>(_calendarTemplate2->getKey())
);
}
// Dates to force to add
if(!_dateToForceToAdd.is_not_a_date())
{
Calendar::DatesSet dates(object.getDatesToForce());
dates.insert(_dateToForceToAdd);
object.setDatesToForce(dates);
object.setActive(_dateToForceToAdd);
// Add date if non linked calendar (linked calendar behavior emulation)
object.setActive(_dateToForceToAdd);
}
// Dates to force to remove
if(!_dateToForceToRemove.is_not_a_date())
{
Calendar::DatesSet dates(object.getDatesToForce());
dates.erase(_dateToForceToRemove);
object.setDatesToForce(dates);
object.setInactive(_dateToForceToRemove);
}
// Dates to bypass to add
if(!_dateToBypassToAdd.is_not_a_date())
{
// Add date to bypass
Calendar::DatesSet dates(object.getDatesToBypass());
dates.insert(_dateToBypassToAdd);
object.setDatesToBypass(dates);
// Remove date if non linked calendar (linked calendar behavior emulation)
object.setInactive(_dateToBypassToAdd);
}
// Dates to bypass to remove
if(!_dateToBypassToRemove.is_not_a_date())
{
Calendar::DatesSet dates(object.getDatesToBypass());
dates.erase(_dateToBypassToRemove);
object.setDatesToBypass(dates);
object.setActive(_dateToBypassToRemove);
}
}
inline bool operator==(const Calendar& c1, const Calendar& c2) {
return (c1.empty() && c2.empty())
|| (!c1.empty() && !c2.empty() && c1.name() == c2.name());
}