001/**
002 * Copyright (c) 2012, 2014, Credit Suisse (Anatole Tresch), Werner Keil and others by the @author tag.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
005 * use this file except in compliance with the License. You may obtain a copy of
006 * the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
012 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
013 * License for the specific language governing permissions and limitations under
014 * the License.
015 */
016package org.javamoney.moneta.internal;
017
018import java.math.RoundingMode;
019
020import javax.money.CurrencyUnit;
021import javax.money.MonetaryContext;
022import javax.money.MonetaryContextBuilder;
023import javax.money.NumberValue;
024
025import org.javamoney.moneta.Money;
026import org.javamoney.moneta.spi.AbstractAmountBuilder;
027
028/**
029 * Implementation of {@link javax.money.MonetaryAmountFactory} creating instances of {@link Money}.
030 *
031 * @author Anatole Tresch
032 */
033public class MoneyAmountBuilder extends AbstractAmountBuilder<Money> {
034
035    static final MonetaryContext DEFAULT_CONTEXT =
036            MonetaryContextBuilder.of(Money.class).set(64).setMaxScale(63).set(RoundingMode.HALF_EVEN).build();
037    static final MonetaryContext MAX_CONTEXT =
038            MonetaryContextBuilder.of(Money.class).setPrecision(0).setMaxScale(-1).set(RoundingMode.HALF_EVEN).build();
039
040    @Override
041    protected Money create(Number number, CurrencyUnit currency, MonetaryContext monetaryContext) {
042        return Money.of(number, currency, MonetaryContext.from(monetaryContext, Money.class));
043    }
044
045    @Override
046    public NumberValue getMaxNumber() {
047        return null;
048    }
049
050    @Override
051    public NumberValue getMinNumber() {
052        return null;
053    }
054
055    @Override
056    public Class<Money> getAmountType() {
057        return Money.class;
058    }
059
060    @Override
061    protected MonetaryContext loadDefaultMonetaryContext() {
062        return DEFAULT_CONTEXT;
063    }
064
065    @Override
066    protected MonetaryContext loadMaxMonetaryContext() {
067        return MAX_CONTEXT;
068    }
069
070}