com.opengamma.financial.currency.CurrencyPairsConfigPopulator.java Source code

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Here is the source code for com.opengamma.financial.currency.CurrencyPairsConfigPopulator.java

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/**
 * Copyright (C) 2011 - present by OpenGamma Inc. and the OpenGamma group of companies
 * 
 * Please see distribution for license.
 */
package com.opengamma.financial.currency;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.HashSet;
import java.util.Set;

import org.apache.commons.io.IOUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.opengamma.OpenGammaRuntimeException;
import com.opengamma.core.config.impl.ConfigItem;
import com.opengamma.master.config.ConfigMaster;
import com.opengamma.master.config.ConfigMasterUtils;

/**
 * Loads a default currency pair into the configuration database.
 */
public class CurrencyPairsConfigPopulator {

    /** Logger. */
    private static final Logger s_logger = LoggerFactory.getLogger(CurrencyPairsConfigPopulator.class);

    public static ConfigMaster populateCurrencyPairsConfigMaster(ConfigMaster cfgMaster) {
        storeCurrencyPairs(cfgMaster, CurrencyPairs.DEFAULT_CURRENCY_PAIRS, createCurrencyPairs());
        return cfgMaster;
    }

    public static CurrencyPairs createCurrencyPairs() {
        InputStream inputStream = CurrencyPairsConfigPopulator.class
                .getResourceAsStream("market-convention-currency-pairs.csv");
        BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
        String pairStr;
        Set<CurrencyPair> pairs = new HashSet<CurrencyPair>();
        try {
            while ((pairStr = reader.readLine()) != null) {
                try {
                    CurrencyPair pair = CurrencyPair.parse(pairStr.trim());
                    pairs.add(pair);
                } catch (IllegalArgumentException e) {
                    s_logger.debug/*warn*/("Unable to create currency pair from " + pairStr, e);
                }
            }
        } catch (IOException ex) {
            throw new OpenGammaRuntimeException("Problem loading currency pairs into configuration database", ex);
        } finally {
            IOUtils.closeQuietly(inputStream);
        }
        return CurrencyPairs.of(pairs);
    }

    private static void storeCurrencyPairs(final ConfigMaster cfgMaster, final String name,
            final CurrencyPairs currencyPairs) {
        ConfigItem<CurrencyPairs> doc = ConfigItem.of(currencyPairs);
        doc.setName(name);
        ConfigMasterUtils.storeByName(cfgMaster, doc);
    }

}