org.devgateway.eudevfin.exchange.liquibase.PopulateExchangeDbChangeLVL.java Source code

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Here is the source code for org.devgateway.eudevfin.exchange.liquibase.PopulateExchangeDbChangeLVL.java

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/*******************************************************************************
 * Copyright (c) 2014 Development Gateway.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 *******************************************************************************/
package org.devgateway.eudevfin.exchange.liquibase;

import java.math.BigDecimal;
import java.math.MathContext;
import java.math.RoundingMode;
import java.util.Currency;

import liquibase.database.Database;
import liquibase.exception.CustomChangeException;
import liquibase.exception.ValidationErrors;
import liquibase.resource.ResourceAccessor;

import org.devgateway.eudevfin.common.liquibase.AbstractSpringCustomTaskChange;
import org.devgateway.eudevfin.exchange.common.domain.HistoricalExchangeRate;
import org.devgateway.eudevfin.exchange.dao.HistoricalExchangeRateDaoImplEndpoint;
import org.jadira.usertype.exchangerate.ExchangeRateConstants;
import org.joda.money.CurrencyUnit;
import org.joda.time.LocalDateTime;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;

public class PopulateExchangeDbChangeLVL extends AbstractSpringCustomTaskChange {

    private static final MathContext mc = new MathContext(16, RoundingMode.CEILING);

    @Autowired
    private HistoricalExchangeRateDaoImplEndpoint exchangeRateDaoImplEndpoint;

    public BigDecimal invert(double d) {
        BigDecimal r = BigDecimal.ONE.divide(new BigDecimal(d, mc), 8, RoundingMode.CEILING);
        return r;
    }

    @Override
    @Transactional
    public void execute(Database database) throws CustomChangeException {
        //LVL
        Currency LVL = Currency.getInstance("LVL");
        exchangeRateDaoImplEndpoint.save(HistoricalExchangeRate.of(CurrencyUnit.of(LVL), CurrencyUnit.USD,
                invert(0.5469), LocalDateTime.parse("2012-06-06"), ExchangeRateConstants.SOURCE_NATIONAL));
        exchangeRateDaoImplEndpoint.save(HistoricalExchangeRate.of(CurrencyUnit.of(LVL), CurrencyUnit.USD,
                invert(0.5295), LocalDateTime.parse("2013-06-06"), ExchangeRateConstants.SOURCE_NATIONAL));
    }

    @Override
    public String getConfirmationMessage() {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public void setFileOpener(ResourceAccessor resourceAccessor) {
        // TODO Auto-generated method stub

    }

    @Override
    public ValidationErrors validate(Database database) {
        // TODO Auto-generated method stub
        return null;
    }

}