1 // Copyright 2005 The Apache Software Foundation 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package org.apache.hivemind.management; 16 17 /** 18 * Test Target for JMX 19 * 20 * @author Achim Huegen 21 * @since 1.1 22 */ 23 public interface Calculator 24 { 25 public int getSum(); 26 27 public void add(int value); 28 29 public void subtract(int value); 30 31 public void multiply(int value); 32 33 public void clear(); 34 } 35