com.opengamma.web.server.push.analytics.formatting.VolatilitySurfaceFormatter.java Source code

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Here is the source code for com.opengamma.web.server.push.analytics.formatting.VolatilitySurfaceFormatter.java

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/**
 * Copyright (C) 2012 - present by OpenGamma Inc. and the OpenGamma group of companies
 *
 * Please see distribution for license.
 */
package com.opengamma.web.server.push.analytics.formatting;

import java.util.Set;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.google.common.collect.Sets;
import com.opengamma.analytics.financial.model.volatility.surface.VolatilitySurface;
import com.opengamma.analytics.math.surface.DoublesSurface;
import com.opengamma.analytics.math.surface.Surface;
import com.opengamma.engine.value.ValueSpecification;

/**
 *
 */
/* package */ class VolatilitySurfaceFormatter extends NoHistoryFormatter<VolatilitySurface> {

    private static final Logger s_logger = LoggerFactory.getLogger(VolatilitySurfaceFormatter.class);

    @Override
    public String formatForDisplay(VolatilitySurface value, ValueSpecification valueSpec) {
        Surface<Double, Double, Double> inputSurface = value.getSurface();
        if (inputSurface instanceof DoublesSurface) {
            Set<Double> uniqueXValues = Sets.newHashSet(inputSurface.getXData());
            Set<Double> uniqueYValues = Sets.newHashSet(inputSurface.getYData());
            return "Volatility Surface (" + uniqueXValues.size() + " x " + uniqueYValues.size() + ")";
        } else {
            s_logger.warn("Unable to format surface of type {}", inputSurface.getClass());
            return null;
        }
    }

    @Override
    public Object formatForExpandedDisplay(VolatilitySurface value, ValueSpecification valueSpec) {
        // TODO implement formatForExpandedDisplay()
        throw new UnsupportedOperationException("formatForExpandedDisplay not implemented");
    }

    @Override
    public FormatType getFormatType() {
        return FormatType.SURFACE_DATA;
    }
}