BrokenDateVolSurface.java

package org.drip.sample.option;

import org.drip.analytics.date.*;
import org.drip.analytics.definition.MarketSurface;
import org.drip.numerical.common.FormatUtil;
import org.drip.state.creator.ScenarioMarketSurfaceBuilder;

/*
 * -*- mode: java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 */

/*!
 * Copyright (C) 2018 Lakshmi Krishnamurthy
 * Copyright (C) 2017 Lakshmi Krishnamurthy
 * Copyright (C) 2016 Lakshmi Krishnamurthy
 * Copyright (C) 2015 Lakshmi Krishnamurthy
 * Copyright (C) 2014 Lakshmi Krishnamurthy
 * 
 *  This file is part of DRIP, a free-software/open-source library for buy/side financial/trading model
 *      libraries targeting analysts and developers
 *      https://lakshmidrip.github.io/DRIP/
 *  
 *  DRIP is composed of four main libraries:
 *  
 *  - DRIP Fixed Income - https://lakshmidrip.github.io/DRIP-Fixed-Income/
 *  - DRIP Asset Allocation - https://lakshmidrip.github.io/DRIP-Asset-Allocation/
 *  - DRIP Numerical Optimizer - https://lakshmidrip.github.io/DRIP-Numerical-Optimizer/
 *  - DRIP Statistical Learning - https://lakshmidrip.github.io/DRIP-Statistical-Learning/
 * 
 *  - DRIP Fixed Income: Library for Instrument/Trading Conventions, Treasury Futures/Options,
 *      Funding/Forward/Overnight Curves, Multi-Curve Construction/Valuation, Collateral Valuation and XVA
 *      Metric Generation, Calibration and Hedge Attributions, Statistical Curve Construction, Bond RV
 *      Metrics, Stochastic Evolution and Option Pricing, Interest Rate Dynamics and Option Pricing, LMM
 *      Extensions/Calibrations/Greeks, Algorithmic Differentiation, and Asset Backed Models and Analytics.
 * 
 *  - DRIP Asset Allocation: Library for model libraries for MPT framework, Black Litterman Strategy
 *      Incorporator, Holdings Constraint, and Transaction Costs.
 * 
 *  - DRIP Numerical Optimizer: Library for Numerical Optimization and Spline Functionality.
 * 
 *  - DRIP Statistical Learning: Library for Statistical Evaluation and Machine Learning.
 * 
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *      you may not use this file except in compliance with the License.
 *   
 *  You may obtain a copy of the License at
 *      http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing, software
 *      distributed under the License is distributed on an "AS IS" BASIS,
 *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  
 *  See the License for the specific language governing permissions and
 *      limitations under the License.
 */

/**
 * BrokenDateVolSurface contains an illustration of the Construction and Usage of the Option Volatility
 *  Surface, and the Evaluation at the supplied Broken Dates.
 * 
 * @author Lakshmi Krishnamurthy
 */

public class BrokenDateVolSurface {
    public static final void main (
        final String[] asrtArgs)
        throws Exception
    {
        JulianDate dtStart = DateUtil.Today();

        double[] adblStrikeATMFactor = new double[] {
            0.8, 0.9, 1.0, 1.1, 1.2
        };
        String[] astrMaturityTenor = new String[] {
            "1Y", "2Y", "3Y", "4Y", "5Y"
        };

        double[][] aadblImpliedVolatility = new double[][] {
            {0.44, 0.38, 0.33, 0.27, 0.25},
            {0.41, 0.34, 0.30, 0.22, 0.27},
            {0.36, 0.31, 0.28, 0.30, 0.37},
            {0.38, 0.31, 0.34, 0.40, 0.47},
            {0.43, 0.46, 0.48, 0.52, 0.57}
        };

        MarketSurface volSurface = ScenarioMarketSurfaceBuilder.CubicPolynomialWireSurface (
            "SAMPLE_VOL_SURFACE",
            dtStart,
            "USD",
            adblStrikeATMFactor,
            astrMaturityTenor,
            aadblImpliedVolatility
        );

        System.out.println ("\n\t|------------------------------------------------------------|");

        System.out.println ("\t|----------------- INPUT  SURFACE  RECOVERY -----------------|");

        System.out.print ("\t|------------------------------------------------------------|\n\t|  ATM/TTE  =>");

        for (String strMaturity : astrMaturityTenor)
            System.out.print ("     " + strMaturity + "  ");

        System.out.println ("  |\n\t|------------------------------------------------------------|");

        for (double dblStrike : adblStrikeATMFactor) {
            System.out.print ("\t|  " + FormatUtil.FormatDouble (dblStrike, 1, 2, 1.) + "    =>");

            for (String strMaturity : astrMaturityTenor)
                System.out.print ("  " + FormatUtil.FormatDouble (volSurface.node (dblStrike, strMaturity), 2, 2, 100.) + "%");

            System.out.print ("  |\n");
        }

        System.out.println ("\t|------------------------------------------------------------|");

        adblStrikeATMFactor = new double[] {
            0.850, 0.925, 1.000, 1.075, 1.15
        };
        astrMaturityTenor = new String[] {
            "18M", "27M", "36M", "45M", "54M"
        };

        System.out.println ("\n\t|------------------------------------------------------------|");

        System.out.println ("\t|------------- INTERIM  SURFACE  RECALCULATION --------------|");

        System.out.print ("\t|------------------------------------------------------------|\n\t|  ATM/TTE  =>");

        for (String strMaturity : astrMaturityTenor)
            System.out.print ("    " + strMaturity + "  ");

        System.out.println ("  |\n\t|------------------------------------------------------------|");

        for (double dblStrike : adblStrikeATMFactor) {
            System.out.print ("\t|  " + FormatUtil.FormatDouble (dblStrike, 1, 2, 1.) + "    =>");

            for (String strMaturity : astrMaturityTenor)
                System.out.print ("  " + FormatUtil.FormatDouble (volSurface.node (dblStrike, strMaturity), 2, 2, 100.) + "%");

            System.out.print ("  |\n");
        }

        System.out.println ("\t|------------------------------------------------------------|");

        adblStrikeATMFactor = new double[] {
            0.700, 0.850, 1.000, 1.150, 1.300
        };
        astrMaturityTenor = new String[] {
            "06M", "21M", "36M", "51M", "66M"
        };

        System.out.println ("\n\t|------------------------------------------------------------|");

        System.out.println ("\t|------------- INTERIM  SURFACE  RECALCULATION --------------|");

        System.out.print ("\t|------------------------------------------------------------|\n\t|  ATM/TTE  =>");

        for (String strMaturity : astrMaturityTenor)
            System.out.print ("    " + strMaturity + "  ");

        System.out.println ("  |\n\t|------------------------------------------------------------|");

        for (double dblStrike : adblStrikeATMFactor) {
            System.out.print ("\t|  " + FormatUtil.FormatDouble (dblStrike, 1, 2, 1.) + "    =>");

            for (String strMaturity : astrMaturityTenor)
                System.out.print ("  " + FormatUtil.FormatDouble (volSurface.node (dblStrike, strMaturity), 2, 2, 100.) + "%");

            System.out.print ("  |\n");
        }

        System.out.println ("\t|------------------------------------------------------------|");
    }
}