001/**
002 * The MIT License (MIT)
003 *
004 * Copyright (c) 2015-2016 decimal4j (tools4j), Marco Terzer
005 *
006 * Permission is hereby granted, free of charge, to any person obtaining a copy
007 * of this software and associated documentation files (the "Software"), to deal
008 * in the Software without restriction, including without limitation the rights
009 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
010 * copies of the Software, and to permit persons to whom the Software is
011 * furnished to do so, subject to the following conditions:
012 *
013 * The above copyright notice and this permission notice shall be included in all
014 * copies or substantial portions of the Software.
015 *
016 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
017 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
018 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
019 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
020 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
021 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
022 * SOFTWARE.
023 */
024package org.decimal4j.arithmetic;
025
026import org.decimal4j.truncate.OverflowMode;
027import org.decimal4j.truncate.UncheckedRounding;
028
029/**
030 * Base class for arithmetic implementations with {@link OverflowMode#UNCHECKED
031 * UNCHECKED} overflow mode.
032 */
033abstract public class AbstractUncheckedArithmetic extends AbstractArithmetic {
034
035        //override to refine return type
036        @Override
037        abstract public UncheckedRounding getTruncationPolicy();
038
039        @Override
040        public final OverflowMode getOverflowMode() {
041                return OverflowMode.UNCHECKED;
042        }
043
044        @Override
045        public final long abs(long uDecimal) {
046                return Math.abs(uDecimal);
047        }
048
049        @Override
050        public final long negate(long uDecimal) {
051                return -uDecimal;
052        }
053
054        @Override
055        public final long add(long uDecimal1, long uDecimal2) {
056                return uDecimal1 + uDecimal2;
057        }
058        
059        @Override
060        public final long subtract(long uDecimalMinuend, long uDecimalSubtrahend) {
061                return uDecimalMinuend - uDecimalSubtrahend;
062        }
063
064        @Override
065        public final long multiplyByLong(long uDecimal, long lValue) {
066                return uDecimal * lValue;
067        }
068}