/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.    
 */

package store;

/**
 * Currency converter component implementation.
 */
public class CurrencyConverterImpl {

    /**
     * Convert an amount from USD to a currency.
     */
    public Double convert(String from, String to, Double amount) {
        if ("EUR".equals(to))
            return amount * 0.70;
        return amount;
    }
    
    /**
     * Return a currency symbol.
     */
    public String symbol(String currency) {
        if ("EUR".equals(currency))
            return "E";
        return "$";
    }
    
}