/** * Copyright 2011 Link Intersystems GmbH <rene.link@link-intersystems.com> * * Licensed 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 com.link_intersystems.math; import java.math.BigDecimal; /** * A {@link Sum} with a {@link BigDecimal} precision. * * @author René Link <a * href="mailto:rene.link@link-intersystems.com">[rene.link@link- * intersystems.com]</a> * @since 1.2.0.0 * */ public class BigDecimalSum extends AbstractBigDecimalAggregate implements Sum<BigDecimal> { private BigDecimal sum = BigDecimal.ZERO; /** * * @inherited * * @since 1.2.0.0. */ public BigDecimal getValue() { return sum; } @Override protected boolean doAddValue(BigDecimal valueToAdd) { if (valueToAdd.compareTo(BigDecimal.ZERO) == 0) { return false; } sum = sum.add(valueToAdd); return true; } }