| /* |
| * 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.commons.beanutils2.bugs; |
| |
| import java.beans.PropertyDescriptor; |
| |
| import org.apache.commons.beanutils2.FluentIntrospectionTestBean; |
| import org.apache.commons.beanutils2.FluentPropertyBeanIntrospector; |
| import org.apache.commons.beanutils2.PropertyUtilsBean; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Write methods for PropertyDescriptors created during custom introspection are lost. See |
| * <a href="https://issues.apache.org/jira/browse/BEANUTILS-456">JIRA issue |
| * BEANUTILS-456</a>. |
| * |
| */ |
| public class Jira456TestCase extends TestCase { |
| /** Constant for the name of the test property. */ |
| private static final String TEST_PROP = "fluentGetProperty"; |
| |
| /** The PropertyUtilsBean used by the tests. */ |
| private PropertyUtilsBean pub; |
| |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| pub = new PropertyUtilsBean(); |
| pub.addBeanIntrospector(new FluentPropertyBeanIntrospector()); |
| } |
| |
| /** |
| * Clears the reference to the write method in the property descriptor of the test |
| * property. This simulates that the write method reference is freed by the GC. |
| * |
| * @return the bean instance used for testing |
| * @throws Exception if an error occurs |
| */ |
| private FluentIntrospectionTestBean clearWriteMethodRef() throws Exception { |
| final FluentIntrospectionTestBean bean = new FluentIntrospectionTestBean(); |
| final PropertyDescriptor pd = pub.getPropertyDescriptor(bean, TEST_PROP); |
| |
| // simulate that the write method reference is freed |
| pd.setWriteMethod(null); |
| return bean; |
| } |
| |
| /** |
| * Tests whether a lost write method is automatically recovered and can be invoked. |
| */ |
| public void testWriteMethodRecover() throws Exception { |
| final FluentIntrospectionTestBean bean = clearWriteMethodRef(); |
| final String value = "Test value"; |
| pub.setProperty(bean, TEST_PROP, value); |
| assertEquals("Property not set", value, bean.getFluentGetProperty()); |
| } |
| |
| /** |
| * Tests whether a property is recognized as writable even if the reference to its |
| * write method was freed. |
| */ |
| public void testPropertyIsWritable() throws Exception { |
| final FluentIntrospectionTestBean bean = clearWriteMethodRef(); |
| assertTrue("Not writable", pub.isWriteable(bean, TEST_PROP)); |
| } |
| } |