Spring Framework example source code file (AopNamespaceHandlerTests.java)

This example Spring Framework source code file (AopNamespaceHandlerTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Spring Framework tags/keywords

advised, aopnamespacehandlertests, applicationcontext, countingaspectjadvice, countingbeforeadvice, countingbeforeadvice, exception, exception, incorrect, incorrect, itestbean, itestbean, sally, testcase

The Spring Framework AopNamespaceHandlerTests.java source code

/*
 * Copyright 2002-2005 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 junit.framework.TestCase;
import org.springframework.aop.Advisor;
import org.springframework.aop.framework.Advised;
import org.springframework.aop.framework.CountingBeforeAdvice;
import org.springframework.aop.support.AopUtils;
import org.springframework.beans.ITestBean;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

/**
 * @author Rob Harrop
 */
public class AopNamespaceHandlerTests extends TestCase {

	private ApplicationContext context;

	public void setUp() {
		this.context = new ClassPathXmlApplicationContext(getConfigLocation());
	}

	protected String getConfigLocation() {
		return "org/springframework/aop/config/aopNamespaceHandlerTests.xml";
	}

	public void testIsProxy() throws Exception {
		ITestBean bean = getTestBean();

		assertTrue("Bean is not a proxy", AopUtils.isAopProxy(bean));

		// check the advice details
		Advised advised = (Advised) bean;
		Advisor[] advisors = advised.getAdvisors();

		assertTrue("Advisors should not be empty", advisors.length > 0);
	}

	public void testAdviceInvokedCorrectly() throws Exception {
		CountingBeforeAdvice getAgeCounter = (CountingBeforeAdvice) this.context.getBean("getAgeCounter");
		CountingBeforeAdvice getNameCounter = (CountingBeforeAdvice) this.context.getBean("getNameCounter");

		ITestBean bean = getTestBean();

		assertEquals("Incorrect initial getAge count", 0, getAgeCounter.getCalls("getAge"));
		assertEquals("Incorrect initial getName count", 0, getNameCounter.getCalls("getName"));

		bean.getAge();

		assertEquals("Incorrect getAge count on getAge counter", 1, getAgeCounter.getCalls("getAge"));
		assertEquals("Incorrect getAge count on getName counter", 0, getNameCounter.getCalls("getAge"));

		bean.getName();

		assertEquals("Incorrect getName count on getName counter", 1, getNameCounter.getCalls("getName"));
		assertEquals("Incorrect getName count on getAge counter", 0, getAgeCounter.getCalls("getName"));
	}

	public void testAspectApplied() throws Exception {
		ITestBean testBean = getTestBean();

		CountingAspectJAdvice advice = (CountingAspectJAdvice) this.context.getBean("countingAdvice");

		assertEquals("Incorrect before count", 0, advice.getBeforeCount());
		assertEquals("Incorrect after count", 0, advice.getAfterCount());

		testBean.setName("Sally");

		assertEquals("Incorrect before count", 1, advice.getBeforeCount());
		assertEquals("Incorrect after count", 1, advice.getAfterCount());

		testBean.getName();

		assertEquals("Incorrect before count", 1, advice.getBeforeCount());
		assertEquals("Incorrect after count", 1, advice.getAfterCount());
	}

	protected ITestBean getTestBean() {
		return (ITestBean) this.context.getBean("testBean");
	}

}