/**
* Copyright (C) 2014 - present by OpenGamma Inc. and the OpenGamma group of companies
*
* Please see distribution for license.
*/
package com.opengamma.analytics.financial.provider.description.interestrate;
import com.opengamma.analytics.financial.instrument.index.GeneratorAttributeIR;
import com.opengamma.analytics.financial.instrument.index.GeneratorInstrument;
import com.opengamma.analytics.math.surface.Surface;
/**
* Interface for swaption provider with parameters represented by a surface.
*/
public interface SwaptionSurfaceProvider {
/**
* Returns the surface describing the model parameters.
* @return The surface
*/
Surface<Double, Double, Double> getParameterSurface();
/**
* Returns the swap generator for which the parameters are valid,
* i.e. the data is calibrated to swaption on vanilla swaps with conventions as described in the generator.
* @return The generator.
*/
GeneratorInstrument<GeneratorAttributeIR> getGeneratorSwap();
}