001/* 002 * Copyright 2002-2014 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 019import org.springframework.expression.TypedValue; 020import org.springframework.expression.spel.ExpressionState; 021 022/** 023 * @author Andy Clement 024 * @since 3.0 025 */ 026public class Identifier extends SpelNodeImpl { 027 028 private final TypedValue id; 029 030 031 public Identifier(String payload, int pos) { 032 super(pos); 033 this.id = new TypedValue(payload); 034 } 035 036 037 @Override 038 public String toStringAST() { 039 return (String) this.id.getValue(); 040 } 041 042 @Override 043 public TypedValue getValueInternal(ExpressionState state) { 044 return this.id; 045 } 046 047}