com.opengamma.web.analytics.formatting.MultipleCurrencyAmountFormatter.java Source code

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Here is the source code for com.opengamma.web.analytics.formatting.MultipleCurrencyAmountFormatter.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.analytics.formatting;

import java.util.List;
import java.util.Map;

import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.opengamma.engine.value.ValueSpecification;
import com.opengamma.util.ArgumentChecker;
import com.opengamma.util.money.CurrencyAmount;
import com.opengamma.util.money.MultipleCurrencyAmount;

/* package */ class MultipleCurrencyAmountFormatter extends AbstractFormatter<MultipleCurrencyAmount> {

    private static final String DATA = "data";
    private static final String LABELS = "labels";
    private static final String CURRENCY = "Currency";
    private static final String AMOUNT = "Amount";

    private final DoubleFormatter _doubleFormatter;

    /* package */ MultipleCurrencyAmountFormatter(DoubleFormatter doubleFormatter) {
        super(MultipleCurrencyAmount.class);
        ArgumentChecker.notNull(doubleFormatter, "doubleFormatter");
        _doubleFormatter = doubleFormatter;
        addFormatter(new Formatter<MultipleCurrencyAmount>(Format.EXPANDED) {
            @Override
            Object format(MultipleCurrencyAmount value, ValueSpecification valueSpec, Object inlineKey) {
                return formatExpanded(value, valueSpec);
            }
        });
    }

    @Override
    public String formatCell(MultipleCurrencyAmount value, ValueSpecification valueSpec, Object inlineKey) {
        return "Vector (" + value.size() + ")";
    }

    private Map<String, Object> formatExpanded(MultipleCurrencyAmount value, ValueSpecification valueSpec) {
        Map<String, Object> resultsMap = Maps.newHashMap();
        CurrencyAmount[] currencyAmounts = value.getCurrencyAmounts();
        List<List<String>> results = Lists.newArrayListWithCapacity(currencyAmounts.length);
        for (CurrencyAmount currencyAmount : currencyAmounts) {
            String formattedValue = _doubleFormatter.formatCell(currencyAmount.getAmount(), valueSpec, null);
            List<String> rowResults = ImmutableList.of(currencyAmount.getCurrency().getCode(), formattedValue);
            results.add(rowResults);
        }
        resultsMap.put(DATA, results);
        resultsMap.put(LABELS, ImmutableList.of(CURRENCY, AMOUNT));
        return resultsMap;
    }

    @Override
    public DataType getDataType() {
        return DataType.LABELLED_MATRIX_1D;
    }
}