/*
* Copyright 2002-2007 the original author or authors.
*
* Licensed 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.springframework.aop.config;
import java.util.HashSet;
import java.util.Set;
import junit.framework.TestCase;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.BeanReference;
import org.springframework.beans.factory.parsing.BeanComponentDefinition;
import org.springframework.beans.factory.parsing.CollectingReaderEventListener;
import org.springframework.beans.factory.parsing.ComponentDefinition;
import org.springframework.beans.factory.parsing.CompositeComponentDefinition;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.core.io.ClassPathResource;
/**
* @author Rob Harrop
* @author Juergen Hoeller
*/
public class AopNamespaceHandlerEventTests extends TestCase {
private CollectingReaderEventListener eventListener = new CollectingReaderEventListener();
private XmlBeanDefinitionReader reader;
private DefaultListableBeanFactory beanFactory = new DefaultListableBeanFactory();
protected void setUp() throws Exception {
this.reader = new XmlBeanDefinitionReader(this.beanFactory);
this.reader.setEventListener(this.eventListener);
}
public void testPointcutEvents() throws Exception {
loadBeansFrom("aopNamespaceHandlerPointcutEventTests.xml");
ComponentDefinition[] componentDefinitions = this.eventListener.getComponentDefinitions();
assertEquals("Incorrect number of events fired", 1, componentDefinitions.length);
assertTrue("No holder with nested components", componentDefinitions[0] instanceof CompositeComponentDefinition);
CompositeComponentDefinition compositeDef = (CompositeComponentDefinition) componentDefinitions[0];
assertEquals("aop:config", compositeDef.getName());
ComponentDefinition[] nestedComponentDefs = compositeDef.getNestedComponents();
assertEquals("Incorrect number of inner components", 2, nestedComponentDefs.length);
PointcutComponentDefinition pcd = null;
for (int i = 0; i < nestedComponentDefs.length; i++) {
ComponentDefinition componentDefinition = nestedComponentDefs[i];
if (componentDefinition instanceof PointcutComponentDefinition) {
pcd = (PointcutComponentDefinition) componentDefinition;
break;
}
}
assertNotNull("PointcutComponentDefinition not found", pcd);
assertEquals("Incorrect number of BeanDefinitions", 1, pcd.getBeanDefinitions().length);
}
public void testAdvisorEventsWithPointcutRef() throws Exception {
loadBeansFrom("aopNamespaceHandlerAdvisorWithPointcutRefEventTests.xml");
ComponentDefinition[] componentDefinitions = this.eventListener.getComponentDefinitions();
assertEquals("Incorrect number of events fired", 2, componentDefinitions.length);
assertTrue("No holder with nested components", componentDefinitions[0] instanceof CompositeComponentDefinition);
CompositeComponentDefinition compositeDef = (CompositeComponentDefinition) componentDefinitions[0];
assertEquals("aop:config", compositeDef.getName());
ComponentDefinition[] nestedComponentDefs = compositeDef.getNestedComponents();
assertEquals("Incorrect number of inner components", 3, nestedComponentDefs.length);
AdvisorComponentDefinition acd = null;
for (int i = 0; i < nestedComponentDefs.length; i++) {
ComponentDefinition componentDefinition = nestedComponentDefs[i];
if (componentDefinition instanceof AdvisorComponentDefinition) {
acd = (AdvisorComponentDefinition) componentDefinition;
break;
}
}
assertNotNull("AdvisorComponentDefinition not found", acd);
assertEquals(1, acd.getBeanDefinitions().length);
assertEquals(2, acd.getBeanReferences().length);
assertTrue("No advice bean found", componentDefinitions[1] instanceof BeanComponentDefinition);
BeanComponentDefinition adviceDef = (BeanComponentDefinition) componentDefinitions[1];
assertEquals("countingAdvice", adviceDef.getBeanName());
}
public void testAdvisorEventsWithDirectPointcut() throws Exception {
loadBeansFrom("aopNamespaceHandlerAdvisorWithDirectPointcutEventTests.xml");
ComponentDefinition[] componentDefinitions = this.eventListener.getComponentDefinitions();
assertEquals("Incorrect number of events fired", 2, componentDefinitions.length);
assertTrue("No holder with nested components", componentDefinitions[0] instanceof CompositeComponentDefinition);
CompositeComponentDefinition compositeDef = (CompositeComponentDefinition) componentDefinitions[0];
assertEquals("aop:config", compositeDef.getName());
ComponentDefinition[] nestedComponentDefs = compositeDef.getNestedComponents();
assertEquals("Incorrect number of inner components", 2, nestedComponentDefs.length);
AdvisorComponentDefinition acd = null;
for (int i = 0; i < nestedComponentDefs.length; i++) {
ComponentDefinition componentDefinition = nestedComponentDefs[i];
if (componentDefinition instanceof AdvisorComponentDefinition) {
acd = (AdvisorComponentDefinition) componentDefinition;
break;
}
}
assertNotNull("AdvisorComponentDefinition not found", acd);
assertEquals(2, acd.getBeanDefinitions().length);
assertEquals(1, acd.getBeanReferences().length);
assertTrue("No advice bean found", componentDefinitions[1] instanceof BeanComponentDefinition);
BeanComponentDefinition adviceDef = (BeanComponentDefinition) componentDefinitions[1];
assertEquals("countingAdvice", adviceDef.getBeanName());
}
public void testAspectEvent() throws Exception {
loadBeansFrom("aopNamespaceHandlerAspectEventTests.xml");
ComponentDefinition[] componentDefinitions = this.eventListener.getComponentDefinitions();
assertEquals("Incorrect number of events fired", 5, componentDefinitions.length);
assertTrue("No holder with nested components", componentDefinitions[0] instanceof CompositeComponentDefinition);
CompositeComponentDefinition compositeDef = (CompositeComponentDefinition) componentDefinitions[0];
assertEquals("aop:config", compositeDef.getName());
ComponentDefinition[] nestedComponentDefs = compositeDef.getNestedComponents();
assertEquals("Incorrect number of inner components", 2, nestedComponentDefs.length);
AspectComponentDefinition acd = null;
for (int i = 0; i < nestedComponentDefs.length; i++) {
ComponentDefinition componentDefinition = nestedComponentDefs[i];
if (componentDefinition instanceof AspectComponentDefinition) {
acd = (AspectComponentDefinition) componentDefinition;
break;
}
}
assertNotNull("AspectComponentDefinition not found", acd);
BeanDefinition[] beanDefinitions = acd.getBeanDefinitions();
assertEquals(5, beanDefinitions.length);
BeanReference[] beanReferences = acd.getBeanReferences();
assertEquals(6, beanReferences.length);
Set expectedReferences = new HashSet();
expectedReferences.add("pc");
expectedReferences.add("countingAdvice");
for (int i = 0; i < beanReferences.length; i++) {
BeanReference beanReference = beanReferences[i];
expectedReferences.remove(beanReference.getBeanName());
}
assertEquals("Incorrect references found", 0, expectedReferences.size());
for (int i = 1; i < componentDefinitions.length; i++) {
assertTrue(componentDefinitions[i] instanceof BeanComponentDefinition);
}
ComponentDefinition[] nestedComponentDefs2 = acd.getNestedComponents();
assertEquals("Inner PointcutComponentDefinition not found", 1, nestedComponentDefs2.length);
assertTrue(nestedComponentDefs2[0] instanceof PointcutComponentDefinition);
PointcutComponentDefinition pcd = (PointcutComponentDefinition) nestedComponentDefs2[0];
assertEquals("Incorrect number of BeanDefinitions", 1, pcd.getBeanDefinitions().length);
}
private void loadBeansFrom(String path) {
this.reader.loadBeanDefinitions(new ClassPathResource(path, getClass()));
}
}