/* * 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 calculator; /** * This is an interface for Multiply Service which has multiply method declared which is implemented in * MultiplyServiceImpl class */ public interface MultiplyService { /** * This is a multiply method which takes 2 parameters of double type and returns the result of multiplication of the * two parameters */ double multiply(double n1, double n2); }