001/* 002 * Copyright 2002-2018 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://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, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.expression; 018 019/** 020 * Supported operations that an {@link OperatorOverloader} can implement for any pair of 021 * operands. 022 * 023 * @author Andy Clement 024 * @since 3.0 025 */ 026public enum Operation { 027 028 /** 029 * Add operation. 030 */ 031 ADD, 032 033 /** 034 * Subtract operation. 035 */ 036 SUBTRACT, 037 038 /** 039 * Divide operation. 040 */ 041 DIVIDE, 042 043 /** 044 * Multiply operation. 045 */ 046 MULTIPLY, 047 048 /** 049 * Modulus operation. 050 */ 051 MODULUS, 052 053 /** 054 * Power operation. 055 */ 056 POWER 057 058}