| /* |
| * 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 org.apache.el.lang; |
| |
| import javax.el.ELContext; |
| import javax.el.ELManager; |
| import javax.el.ExpressionFactory; |
| import javax.el.TesterELContext; |
| import javax.el.ValueExpression; |
| import javax.el.VariableMapper; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class TesterVariableMapperImpl { |
| |
| @Test |
| public void testSetVariable01() { |
| ExpressionFactory factory = ELManager.getExpressionFactory(); |
| ELContext context = new TesterELContext(); |
| ValueExpression ve1 = |
| factory.createValueExpression(context, "${1}", int.class); |
| ValueExpression ve2 = |
| factory.createValueExpression(context, "${2}", int.class); |
| ValueExpression ve3 = |
| factory.createValueExpression(context, "${3}", int.class); |
| |
| VariableMapper mapper = new VariableMapperImpl(); |
| |
| mapper.setVariable("var1", ve1); |
| mapper.setVariable("var2", ve2); |
| mapper.setVariable("var3", ve3); |
| |
| |
| mapper.setVariable("var2", null); |
| |
| Assert.assertEquals(ve1, mapper.resolveVariable("var1")); |
| Assert.assertNull(mapper.resolveVariable("var2")); |
| Assert.assertEquals(ve3, mapper.resolveVariable("var3")); |
| } |
| } |