/**
* Copyright (C) 2011 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.analytics.financial.instrument.future;
import org.apache.commons.lang.ObjectUtils;
import org.threeten.bp.LocalDate;
import org.threeten.bp.ZonedDateTime;
import com.opengamma.analytics.financial.ExpiredException;
import com.opengamma.analytics.financial.instrument.InstrumentDefinitionVisitor;
import com.opengamma.analytics.financial.instrument.index.IborIndex;
import com.opengamma.analytics.financial.interestrate.future.derivative.InterestRateFutureSecurity;
import com.opengamma.analytics.financial.schedule.ScheduleCalculator;
import com.opengamma.analytics.util.time.TimeCalculator;
import com.opengamma.financial.convention.calendar.Calendar;
import com.opengamma.util.ArgumentChecker;
import com.opengamma.util.money.Currency;
/**
* Description of an interest rate future security.
*/
public class InterestRateFutureSecurityDefinition extends FuturesSecurityDefinition<InterestRateFutureSecurity> {
/**
* Ibor index associated to the future.
*/
private final IborIndex _iborIndex;
/**
* Fixing period of the reference Ibor starting date.
*/
private final ZonedDateTime _fixingPeriodStartDate;
/**
* Fixing period of the reference Ibor end date.
*/
private final ZonedDateTime _fixingPeriodEndDate;
/**
* Fixing period of the reference Ibor accrual factor.
*/
private final double _fixingPeriodAccrualFactor;
/**
* Future notional.
*/
private double _notional;
/**
* Future payment accrual factor. Usually a standardized number of 0.25 for a 3M future.
*/
private final double _paymentAccrualFactor;
/**
* Future name.
*/
private final String _name;
/**
* The holiday calendar.
* @deprecated Deprecated since 2.2.0.M17
*/
@Deprecated
private final Calendar _calendar;
/**
* Constructor.
* @param lastTradingDate The last trading date, not null
* @param fixingPeriodStartDate The start date of the Ibor fixing period, not null
* @param fixingPeriodEndDate The end date of the Ibor fixing period, not null. Must be after the fixing period start date
* @param iborIndex The Ibor index, not null
* @param notional The notional
* @param paymentAccrualFactor The payment accrual factor, not negative or zero
* @param name The name, not null
* @param calendar The holiday calendar, not null
*/
public InterestRateFutureSecurityDefinition(final ZonedDateTime lastTradingDate, final ZonedDateTime fixingPeriodStartDate, final ZonedDateTime fixingPeriodEndDate, final IborIndex iborIndex,
final double notional, final double paymentAccrualFactor, final String name, final Calendar calendar) {
super(lastTradingDate);
ArgumentChecker.notNull(lastTradingDate, "Last trading date");
ArgumentChecker.notNull(fixingPeriodStartDate, "Fixing period start date");
ArgumentChecker.notNull(fixingPeriodEndDate, "Fixing period end date");
ArgumentChecker.isTrue(fixingPeriodEndDate.isAfter(fixingPeriodStartDate), "Fixing start date must be after the fixing end date");
ArgumentChecker.notNull(iborIndex, "Ibor index");
ArgumentChecker.notNegativeOrZero(paymentAccrualFactor, "payment accrual factor");
ArgumentChecker.notNull(name, "Name");
ArgumentChecker.notNull(calendar, "calendar");
_fixingPeriodStartDate = fixingPeriodStartDate;
_fixingPeriodEndDate = fixingPeriodEndDate;
_fixingPeriodAccrualFactor = iborIndex.getDayCount().getDayCountFraction(_fixingPeriodStartDate, _fixingPeriodEndDate, calendar);
_iborIndex = iborIndex;
_notional = notional;
_paymentAccrualFactor = paymentAccrualFactor;
_name = name;
_calendar = calendar;
}
/**
* Constructor of the interest rate future security.
* @param lastTradingDate Future last trading date.
* @param iborIndex Ibor index associated to the future.
* @param notional Future notional.
* @param paymentAccrualFactor Future payment accrual factor.
* @param name Future name.
* @param calendar The holiday calendar for the index.
*/
public InterestRateFutureSecurityDefinition(final ZonedDateTime lastTradingDate, final IborIndex iborIndex, final double notional, final double paymentAccrualFactor,
final String name, final Calendar calendar) {
super(lastTradingDate);
ArgumentChecker.notNull(lastTradingDate, "Last trading date");
ArgumentChecker.notNull(iborIndex, "Ibor index");
ArgumentChecker.notNull(name, "Name");
_iborIndex = iborIndex;
_fixingPeriodStartDate = ScheduleCalculator.getAdjustedDate(lastTradingDate, _iborIndex.getSpotLag(), calendar);
_fixingPeriodEndDate = ScheduleCalculator
.getAdjustedDate(_fixingPeriodStartDate, _iborIndex.getTenor(), _iborIndex.getBusinessDayConvention(), calendar, _iborIndex.isEndOfMonth());
_fixingPeriodAccrualFactor = _iborIndex.getDayCount().getDayCountFraction(_fixingPeriodStartDate, _fixingPeriodEndDate, calendar);
_notional = notional;
_paymentAccrualFactor = paymentAccrualFactor;
_name = name;
_calendar = calendar;
}
/**
* Build a interest rate futures transaction from the fixing period start date.
* @param fixingPeriodStartDate The start date of the fixing period.
* @param iborIndex The Ibor index associated to the future.
* @param notional Future notional.
* @param paymentAccrualFactor Future payment accrual factor.
* @param name The future name.
* @param calendar The holiday calendar for the ibor leg.
* @return The interest rate futures.
*/
public static InterestRateFutureSecurityDefinition fromFixingPeriodStartDate(final ZonedDateTime fixingPeriodStartDate, final IborIndex iborIndex, final double notional,
final double paymentAccrualFactor, final String name, final Calendar calendar) {
ArgumentChecker.notNull(fixingPeriodStartDate, "Fixing period start date");
ArgumentChecker.notNull(iborIndex, "Ibor index");
final ZonedDateTime lastTradingDate = ScheduleCalculator.getAdjustedDate(fixingPeriodStartDate, -iborIndex.getSpotLag(), calendar);
final ZonedDateTime fixingPeriodEndDate = ScheduleCalculator.getAdjustedDate(fixingPeriodStartDate, iborIndex, calendar);
return new InterestRateFutureSecurityDefinition(lastTradingDate, fixingPeriodStartDate, fixingPeriodEndDate, iborIndex, notional, paymentAccrualFactor, name, calendar);
}
/** Scales notional to 1.0 in curve fitting to provide better conditioning of the Jacobian
* @deprecated Deprecated since 2.2.0.M17 */
@Deprecated
public void setUnitNotional() {
_notional = 1.0;
}
/**
* Gets the Ibor index associated to the future.
* @return The Ibor index
*/
public IborIndex getIborIndex() {
return _iborIndex;
}
/**
* Gets the _unitAmount. This represents the PNL of a single long contract if its price increases by 1.0. Also known as the 'Point Value'.
* @return the _unitAmount
*/
public double getUnitAmount() {
return _notional * _paymentAccrualFactor;
}
/**
* Gets the fixing period of the reference Ibor starting date.
* @return The fixing period starting date
*/
public ZonedDateTime getFixingPeriodStartDate() {
return _fixingPeriodStartDate;
}
/**
* Gets the fixing period of the reference Ibor end date.
* @return The fixing period end date.
*/
public ZonedDateTime getFixingPeriodEndDate() {
return _fixingPeriodEndDate;
}
/**
* Gets the fixing period of the reference Ibor accrual factor.
* @return The Fixing period accrual factor.
*/
public double getFixingPeriodAccrualFactor() {
return _fixingPeriodAccrualFactor;
}
/**
* Gets the future notional.
* @return The notional.
*/
public double getNotional() {
return _notional;
}
/**
* Gets the future payment accrual factor.
* @return The future payment accrual factor.
*/
public double getPaymentAccrualFactor() {
return _paymentAccrualFactor;
}
/**
* Gets the future name.
* @return The name
*/
public String getName() {
return _name;
}
/**
* The future currency.
* @return The currency.
*/
public Currency getCurrency() {
return _iborIndex.getCurrency();
}
/**
* Gets the holiday calendar.
* @return The holiday calendar
* @deprecated Deprecated since 2.2.0.M17
*/
@Deprecated
public Calendar getCalendar() {
return _calendar;
}
@Override
public InterestRateFutureSecurity toDerivative(final ZonedDateTime dateTime) {
ArgumentChecker.notNull(dateTime, "date");
final LocalDate date = dateTime.toLocalDate();
final LocalDate lastMarginDateLocal = getFixingPeriodStartDate().toLocalDate();
if (date.isAfter(lastMarginDateLocal)) {
throw new ExpiredException("Valuation date, " + date + ", is after last margin date, " + lastMarginDateLocal);
}
final double lastTradingTime = TimeCalculator.getTimeBetween(dateTime, getLastTradingDate());
final double fixingPeriodStartTime = TimeCalculator.getTimeBetween(dateTime, getFixingPeriodStartDate());
final double fixingPeriodEndTime = TimeCalculator.getTimeBetween(dateTime, getFixingPeriodEndDate());
final InterestRateFutureSecurity future = new InterestRateFutureSecurity(lastTradingTime, _iborIndex, fixingPeriodStartTime, fixingPeriodEndTime, _fixingPeriodAccrualFactor, _notional,
_paymentAccrualFactor, _name);
return future;
}
@Override
public <U, V> V accept(final InstrumentDefinitionVisitor<U, V> visitor, final U data) {
ArgumentChecker.notNull(visitor, "visitor");
return visitor.visitInterestRateFutureSecurityDefinition(this, data);
}
@Override
public <V> V accept(final InstrumentDefinitionVisitor<?, V> visitor) {
ArgumentChecker.notNull(visitor, "visitor");
return visitor.visitInterestRateFutureSecurityDefinition(this);
}
@Override
public String toString() {
String result = "STIRFuture Security: " + _name;
result += " Last trading date: " + this.getLastTradingDate().toString();
result += " Ibor Index: " + _iborIndex.getName();
result += " Notional: " + _notional;
return result;
}
@Override
public int hashCode() {
final int prime = 31;
int result = super.hashCode();
long temp;
temp = Double.doubleToLongBits(_fixingPeriodAccrualFactor);
result = prime * result + (int) (temp ^ (temp >>> 32));
result = prime * result + _fixingPeriodEndDate.hashCode();
result = prime * result + _fixingPeriodStartDate.hashCode();
result = prime * result + _iborIndex.hashCode();
result = prime * result + _name.hashCode();
temp = Double.doubleToLongBits(_notional);
result = prime * result + (int) (temp ^ (temp >>> 32));
temp = Double.doubleToLongBits(_paymentAccrualFactor);
result = prime * result + (int) (temp ^ (temp >>> 32));
return result;
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (!super.equals(obj)) {
return false;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final InterestRateFutureSecurityDefinition other = (InterestRateFutureSecurityDefinition) obj;
if (!ObjectUtils.equals(_iborIndex, other._iborIndex)) {
return false;
}
if (!ObjectUtils.equals(_name, other._name)) {
return false;
}
if (Double.doubleToLongBits(_notional) != Double.doubleToLongBits(other._notional)) {
return false;
}
if (Double.doubleToLongBits(_paymentAccrualFactor) != Double.doubleToLongBits(other._paymentAccrualFactor)) {
return false;
}
return true;
}
}