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.spel.ast; 018 019/** 020 * Captures primitive types and their corresponding class objects, plus one special entry 021 * that represents all reference (non-primitive) types. 022 * 023 * @author Andy Clement 024 */ 025public enum TypeCode { 026 027 OBJECT(Object.class), 028 029 BOOLEAN(Boolean.TYPE), 030 031 BYTE(Byte.TYPE), 032 033 CHAR(Character.TYPE), 034 035 DOUBLE(Double.TYPE), 036 037 FLOAT(Float.TYPE), 038 039 INT(Integer.TYPE), 040 041 LONG(Long.TYPE), 042 043 SHORT(Short.TYPE); 044 045 046 private Class<?> type; 047 048 049 TypeCode(Class<?> type) { 050 this.type = type; 051 } 052 053 054 public Class<?> getType() { 055 return this.type; 056 } 057 058 059 public static TypeCode forName(String name) { 060 String searchingFor = name.toUpperCase(); 061 TypeCode[] tcs = values(); 062 for (int i = 1; i < tcs.length; i++) { 063 if (tcs[i].name().equals(searchingFor)) { 064 return tcs[i]; 065 } 066 } 067 return OBJECT; 068 } 069 070 public static TypeCode forClass(Class<?> clazz) { 071 TypeCode[] allValues = TypeCode.values(); 072 for (TypeCode typeCode : allValues) { 073 if (clazz == typeCode.getType()) { 074 return typeCode; 075 } 076 } 077 return OBJECT; 078 } 079 080}