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Spring Framework example source code file (AnnotationProcessorPerformanceTests.java)

This example Spring Framework source code file (AnnotationProcessorPerformanceTests.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

annotation, autowiredannotatedtestbean, genericapplicationcontext, genericapplicationcontext, prototype, required, resource, rootbeandefinition, rootbeandefinition, runtimebeanreference, stopwatch, stopwatch, testbean, testbean, testcase

The Spring Framework AnnotationProcessorPerformanceTests.java source code

/*
 * Copyright 2002-2008 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.context.annotation;

import javax.annotation.Resource;

import junit.framework.TestCase;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.springframework.beans.ITestBean;
import org.springframework.beans.TestBean;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Required;
import org.springframework.beans.factory.config.RuntimeBeanReference;
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.context.support.GenericApplicationContext;
import org.springframework.util.StopWatch;

/**
 * @author Juergen Hoeller
 * @since 2.5
 */
public class AnnotationProcessorPerformanceTests extends TestCase {

	private static final Log factoryLog = LogFactory.getLog(DefaultListableBeanFactory.class);

	public void testPrototypeCreationWithResourcePropertiesIsFastEnough() {
		if (factoryLog.isTraceEnabled() || factoryLog.isDebugEnabled()) {
			// Skip this test: Trace logging blows the time limit.
			return;
		}
		GenericApplicationContext ctx = new GenericApplicationContext();
		AnnotationConfigUtils.registerAnnotationConfigProcessors(ctx);
		ctx.refresh();

		RootBeanDefinition rbd = new RootBeanDefinition(ResourceAnnotatedTestBean.class);
		rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
		ctx.registerBeanDefinition("test", rbd);
		ctx.registerBeanDefinition("spouse", new RootBeanDefinition(TestBean.class));
		TestBean spouse = (TestBean) ctx.getBean("spouse");
		StopWatch sw = new StopWatch();
		sw.start("prototype");
		for (int i = 0; i < 100000; i++) {
			TestBean tb = (TestBean) ctx.getBean("test");
			assertSame(spouse, tb.getSpouse());
		}
		sw.stop();
		//System.out.println(sw.getTotalTimeMillis());
		assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 4000);
	}

	public void testPrototypeCreationWithOverriddenResourcePropertiesIsFastEnough() {
		if (factoryLog.isTraceEnabled() || factoryLog.isDebugEnabled()) {
			// Skip this test: Trace logging blows the time limit.
			return;
		}
		GenericApplicationContext ctx = new GenericApplicationContext();
		AnnotationConfigUtils.registerAnnotationConfigProcessors(ctx);
		ctx.refresh();

		RootBeanDefinition rbd = new RootBeanDefinition(ResourceAnnotatedTestBean.class);
		rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
		rbd.getPropertyValues().addPropertyValue("spouse", new RuntimeBeanReference("spouse"));
		ctx.registerBeanDefinition("test", rbd);
		ctx.registerBeanDefinition("spouse", new RootBeanDefinition(TestBean.class));
		TestBean spouse = (TestBean) ctx.getBean("spouse");
		StopWatch sw = new StopWatch();
		sw.start("prototype");
		for (int i = 0; i < 100000; i++) {
			TestBean tb = (TestBean) ctx.getBean("test");
			assertSame(spouse, tb.getSpouse());
		}
		sw.stop();
		//System.out.println(sw.getTotalTimeMillis());
		assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 4000);
	}

	public void testPrototypeCreationWithAutowiredPropertiesIsFastEnough() {
		if (factoryLog.isTraceEnabled() || factoryLog.isDebugEnabled()) {
			// Skip this test: Trace logging blows the time limit.
			return;
		}
		GenericApplicationContext ctx = new GenericApplicationContext();
		AnnotationConfigUtils.registerAnnotationConfigProcessors(ctx);
		ctx.refresh();

		RootBeanDefinition rbd = new RootBeanDefinition(AutowiredAnnotatedTestBean.class);
		rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
		ctx.registerBeanDefinition("test", rbd);
		ctx.registerBeanDefinition("spouse", new RootBeanDefinition(TestBean.class));
		TestBean spouse = (TestBean) ctx.getBean("spouse");
		StopWatch sw = new StopWatch();
		sw.start("prototype");
		for (int i = 0; i < 100000; i++) {
			TestBean tb = (TestBean) ctx.getBean("test");
			assertSame(spouse, tb.getSpouse());
		}
		sw.stop();
		//System.out.println(sw.getTotalTimeMillis());
		assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 4000);
	}

	public void testPrototypeCreationWithOverriddenAutowiredPropertiesIsFastEnough() {
		if (factoryLog.isTraceEnabled() || factoryLog.isDebugEnabled()) {
			// Skip this test: Trace logging blows the time limit.
			return;
		}
		GenericApplicationContext ctx = new GenericApplicationContext();
		AnnotationConfigUtils.registerAnnotationConfigProcessors(ctx);
		ctx.refresh();

		RootBeanDefinition rbd = new RootBeanDefinition(AutowiredAnnotatedTestBean.class);
		rbd.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);
		rbd.getPropertyValues().addPropertyValue("spouse", new RuntimeBeanReference("spouse"));
		ctx.registerBeanDefinition("test", rbd);
		ctx.registerBeanDefinition("spouse", new RootBeanDefinition(TestBean.class));
		TestBean spouse = (TestBean) ctx.getBean("spouse");
		StopWatch sw = new StopWatch();
		sw.start("prototype");
		for (int i = 0; i < 100000; i++) {
			TestBean tb = (TestBean) ctx.getBean("test");
			assertSame(spouse, tb.getSpouse());
		}
		sw.stop();
		//System.out.println(sw.getTotalTimeMillis());
		assertTrue("Prototype creation took too long: " + sw.getTotalTimeMillis(), sw.getTotalTimeMillis() < 4000);
	}


	private static class ResourceAnnotatedTestBean extends TestBean {

		@Resource @Required
		public void setSpouse(ITestBean spouse) {
			super.setSpouse(spouse);
		}
	}


	private static class AutowiredAnnotatedTestBean extends TestBean {

		@Autowired @Required
		public void setSpouse(ITestBean spouse) {
			super.setSpouse(spouse);
		}
	}

}

Other Spring Framework examples (source code examples)

Here is a short list of links related to this Spring Framework AnnotationProcessorPerformanceTests.java source code file:

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