VolatilitySurfaceInterpolator { public BlackVolatilitySurfaceMoneynessFcnBackedByGrid getBumpedVolatilitySurface(final SmileSurfaceDataBundle marketData, final int expiryIndex, final int strikeIndex, final double amount) { ArgumentChecker.notNull(marketData, "marketData"); final SmileSurfaceDataBundle bumpedData = marketData.withBumpedPoint(expiryIndex, strikeIndex, amount); return getVolatilitySurface(bumpedData); } VolatilitySurfaceInterpolator();  VolatilitySurfaceInterpolator(final GeneralSmileInterpolator smileInterpolator);  VolatilitySurfaceInterpolator(final Interpolator1D timeInterpolator);  VolatilitySurfaceInterpolator(final GeneralSmileInterpolator smileInterpolator, final Interpolator1D timeInterpolator);  VolatilitySurfaceInterpolator(final boolean useIntegratedVariance, final boolean useLogTime, final boolean useLogVariance);  VolatilitySurfaceInterpolator(final GeneralSmileInterpolator smileInterpolator, final boolean useLogTime, final boolean useIntegratedVariance,
      final boolean useLogValue);  VolatilitySurfaceInterpolator(final Interpolator1D timeInterpolator, final boolean useLogTime, final boolean useIntegratedVariance, final boolean useLogValue);  VolatilitySurfaceInterpolator(final GeneralSmileInterpolator smileInterpolator, final Interpolator1D timeInterpolator, final boolean useLogTime,
      final boolean useIntegratedVariance, final boolean useLogValue); Function1D<Double, Double>[] getIndependentSmileFits(final SmileSurfaceDataBundle marketData); BlackVolatilitySurfaceMoneynessFcnBackedByGrid getVolatilitySurface(final SmileSurfaceDataBundle marketData); BlackVolatilitySurfaceMoneynessFcnBackedByGrid combineIndependentSmileFits(final Function1D<Double, Double>[] smileFunctions,
      final SmileSurfaceDataBundle marketData); BlackVolatilitySurfaceMoneynessFcnBackedByGrid getBumpedVolatilitySurface(final SmileSurfaceDataBundle marketData, final int expiryIndex, final int strikeIndex,
      final double amount); boolean useLogTime(); boolean useIntegratedVariance(); boolean useLogValue(); Interpolator1D getTimeInterpolator(); GeneralSmileInterpolator getSmileInterpolator(); @Override int hashCode(); @Override boolean equals(final Object obj); @Override String toString();  }
@Test(expectedExceptions = IllegalArgumentException.class) public void testNullData2() { SURFACE_INTERPOLATOR.getBumpedVolatilitySurface(null, 0, 0, 0); }