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Spring Framework example source code file (BenchmarkTests.java)

This example Spring Framework source code file (BenchmarkTests.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, aop, aspectj, aspectj_context, benchmarktests, classpathxmlapplicationcontext, classpathxmlapplicationcontext, itestbean, itestbean, spring, stopwatch, stopwatch, string, string

The Spring Framework BenchmarkTests.java source code

/*
 * 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.aspectj.autoproxy.benchmark;

import junit.framework.TestCase;

import org.springframework.aop.framework.Advised;
import org.springframework.aop.support.AopUtils;
import org.springframework.beans.ITestBean;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.util.StopWatch;

/**
 * Tests for AspectJ auto proxying. Includes mixing with Spring AOP 
 * Advisors to demonstrate that existing autoproxying contract is honoured.
 *
 * @author Rod Johnson
 */
public class BenchmarkTests extends TestCase {

	private static final String ASPECTJ_CONTEXT = "/org/springframework/aop/aspectj/autoproxy/benchmark/aspectj.xml";

	private static final String SPRING_AOP_CONTEXT = "/org/springframework/aop/aspectj/autoproxy/benchmark/springAop.xml";

	/**
	 * Change the return number to a higher number to make this test useful.
	 */
	protected int getCount() {
		return 10;
	}
	
	public void testRepeatedAroundAdviceInvocationsWithAspectJ() {
		testRepeatedAroundAdviceInvocations(ASPECTJ_CONTEXT, getCount(), "AspectJ");
	}
	
	public void testRepeatedAroundAdviceInvocationsWithSpringAop() {
		testRepeatedAroundAdviceInvocations(SPRING_AOP_CONTEXT, getCount(), "Spring AOP");
	}
	
	public void testRepeatedBeforeAdviceInvocationsWithAspectJ() {
		testBeforeAdviceWithoutJoinPoint(ASPECTJ_CONTEXT, getCount(), "AspectJ");
	}
	
	public void testRepeatedBeforeAdviceInvocationsWithSpringAop() {
		testBeforeAdviceWithoutJoinPoint(SPRING_AOP_CONTEXT, getCount(), "Spring AOP");
	}
	
	public void testRepeatedAfterReturningAdviceInvocationsWithAspectJ() {
		testAfterReturningAdviceWithoutJoinPoint(ASPECTJ_CONTEXT, getCount(), "AspectJ");
	}
	
	public void testRepeatedAfterReturningAdviceInvocationsWithSpringAop() {
		testAfterReturningAdviceWithoutJoinPoint(SPRING_AOP_CONTEXT, getCount(), "Spring AOP");
	}

	public void testRepeatedMixWithAspectJ() {
		testMix(ASPECTJ_CONTEXT, getCount(), "AspectJ");
	}
	
	public void testRepeatedMixWithSpringAop() {
		testMix(SPRING_AOP_CONTEXT, getCount(), "Spring AOP");
	}

	private long testRepeatedAroundAdviceInvocations(String file, int howmany, String technology) {
		ClassPathXmlApplicationContext bf = new ClassPathXmlApplicationContext(file);

		StopWatch sw = new StopWatch();
		sw.start(howmany + " repeated around advice invocations with " + technology);
		ITestBean adrian = (ITestBean) bf.getBean("adrian");
		
		assertTrue(AopUtils.isAopProxy(adrian));
		assertEquals(68, adrian.getAge());
		
		for (int i = 0; i < howmany; i++) {
			adrian.getAge();
		}
		
		sw.stop();
		System.out.println(sw.prettyPrint());
		return sw.getLastTaskTimeMillis();
	}
	
	private long testBeforeAdviceWithoutJoinPoint(String file, int howmany, String technology) {
		ClassPathXmlApplicationContext bf = new ClassPathXmlApplicationContext(file);

		StopWatch sw = new StopWatch();
		sw.start(howmany + " repeated before advice invocations with " + technology);
		ITestBean adrian = (ITestBean) bf.getBean("adrian");
		
		assertTrue(AopUtils.isAopProxy(adrian));
		Advised a = (Advised) adrian;
		assertTrue(a.getAdvisors().length >= 3);
		assertEquals("adrian", adrian.getName());
		
		for (int i = 0; i < howmany; i++) {
			adrian.getName();
		}
		
		sw.stop();
		System.out.println(sw.prettyPrint());
		return sw.getLastTaskTimeMillis();
	}
	
	private long testAfterReturningAdviceWithoutJoinPoint(String file, int howmany, String technology) {
		ClassPathXmlApplicationContext bf = new ClassPathXmlApplicationContext(file);

		StopWatch sw = new StopWatch();
		sw.start(howmany + " repeated after returning advice invocations with " + technology);
		ITestBean adrian = (ITestBean) bf.getBean("adrian");
		
		assertTrue(AopUtils.isAopProxy(adrian));
		Advised a = (Advised) adrian;
		assertTrue(a.getAdvisors().length >= 3);
		// Hits joinpoint
		adrian.setAge(25);
		
		for (int i = 0; i < howmany; i++) {
			adrian.setAge(i);
		}
		
		sw.stop();
		System.out.println(sw.prettyPrint());
		return sw.getLastTaskTimeMillis();
	}
	
	private long testMix(String file, int howmany, String technology) {
		ClassPathXmlApplicationContext bf = new ClassPathXmlApplicationContext(file);

		StopWatch sw = new StopWatch();
		sw.start(howmany + " repeated mixed invocations with " + technology);
		ITestBean adrian = (ITestBean) bf.getBean("adrian");
		
		assertTrue(AopUtils.isAopProxy(adrian));
		Advised a = (Advised) adrian;
		assertTrue(a.getAdvisors().length >= 3);
		
		for (int i = 0; i < howmany; i++) {
			// Hit all 3 joinpoints
			adrian.getAge();
			adrian.getName();
			adrian.setAge(i);
			
			// Invoke three non-advised methods
			adrian.getDoctor();
			adrian.getLawyer();
			adrian.getSpouse();
		}
		
		sw.stop();
		System.out.println(sw.prettyPrint());
		return sw.getLastTaskTimeMillis();
	}

}

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