/**
* Copyright (C) 2012 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.analytics.financial.interestrate.future.derivative;
import org.apache.commons.lang.ObjectUtils;
import com.opengamma.analytics.financial.interestrate.InstrumentDerivative;
import com.opengamma.analytics.financial.interestrate.InstrumentDerivativeVisitor;
import com.opengamma.util.ArgumentChecker;
import com.opengamma.util.money.Currency;
/**
* Description of an bond future option with up-front margin security.
*/
public class BondFuturesOptionPremiumSecurity implements InstrumentDerivative {
/**
* Underlying future security.
*/
private final BondFuturesSecurity _underlyingFuture;
/**
* Expiration date.
*/
private final double _expirationTime;
/**
* Cap (true) / floor (false) flag.
*/
private final boolean _isCall;
/**
* Strike price.
*/
private final double _strike;
/**
* Constructor of the option future from the details.
* @param underlyingFuture The underlying future security.
* @param expirationTime The time (in year) to expiration.
* @param strike The option strike.
* @param isCall The cap (true) / floor (false) flag.
*/
public BondFuturesOptionPremiumSecurity(final BondFuturesSecurity underlyingFuture, final double expirationTime,
final double strike, final boolean isCall) {
ArgumentChecker.notNull(underlyingFuture, "underlying future");
_underlyingFuture = underlyingFuture;
_expirationTime = expirationTime;
_strike = strike;
_isCall = isCall;
}
/**
* Gets the underlying future security.
* @return The underlying future security.
*/
public BondFuturesSecurity getUnderlyingFuture() {
return _underlyingFuture;
}
/**
* Gets the expiration date.
* @return The expiration date.
*/
public double getExpirationTime() {
return _expirationTime;
}
/**
* Gets the cap (true) / floor (false) flag.
* @return The cap/floor flag.
*/
public boolean isCall() {
return _isCall;
}
/**
* Gets the option strike.
* @return The option strike.
*/
public double getStrike() {
return _strike;
}
/**
* The future option currency.
* @return The currency.
*/
public Currency getCurrency() {
return _underlyingFuture.getCurrency();
}
@Override
public <S, T> T accept(final InstrumentDerivativeVisitor<S, T> visitor, final S data) {
ArgumentChecker.notNull(visitor, "visitor");
return visitor.visitBondFutureOptionPremiumSecurity(this, data);
}
@Override
public <T> T accept(final InstrumentDerivativeVisitor<?, T> visitor) {
ArgumentChecker.notNull(visitor, "visitor");
return visitor.visitBondFutureOptionPremiumSecurity(this);
}
@Override
public int hashCode() {
final int prime = 31;
int result = 0;
long temp;
temp = Double.doubleToLongBits(_expirationTime);
result = prime * result + (int) (temp ^ (temp >>> 32));
result = prime * result + (_isCall ? 1231 : 1237);
temp = Double.doubleToLongBits(_strike);
result = prime * result + (int) (temp ^ (temp >>> 32));
result = prime * result + _underlyingFuture.hashCode();
return result;
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
final BondFuturesOptionPremiumSecurity other = (BondFuturesOptionPremiumSecurity) obj;
if (Double.doubleToLongBits(_expirationTime) != Double.doubleToLongBits(other._expirationTime)) {
return false;
}
if (_isCall != other._isCall) {
return false;
}
if (Double.doubleToLongBits(_strike) != Double.doubleToLongBits(other._strike)) {
return false;
}
if (!ObjectUtils.equals(_underlyingFuture, other._underlyingFuture)) {
return false;
}
return true;
}
}