/*
* Copyright 2002-2017 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 java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import example.scannable.FooDao;
import example.scannable.FooService;
import example.scannable.FooServiceImpl;
import example.scannable.ServiceInvocationCounter;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.junit.Test;
import org.springframework.aop.framework.AopContext;
import org.springframework.aop.support.AopUtils;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ConfigurableApplicationContext;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
/**
* @author Juergen Hoeller
* @author Chris Beams
*/
public class EnableAspectJAutoProxyTests {
@Test
public void withJdkProxy() {
ApplicationContext ctx = new AnnotationConfigApplicationContext(ConfigWithJdkProxy.class);
aspectIsApplied(ctx);
assertThat(AopUtils.isJdkDynamicProxy(ctx.getBean(FooService.class)), is(true));
}
@Test
public void withCglibProxy() {
ApplicationContext ctx = new AnnotationConfigApplicationContext(ConfigWithCglibProxy.class);
aspectIsApplied(ctx);
assertThat(AopUtils.isCglibProxy(ctx.getBean(FooService.class)), is(true));
}
@Test
public void withExposedProxy() {
ApplicationContext ctx = new AnnotationConfigApplicationContext(ConfigWithExposedProxy.class);
aspectIsApplied(ctx);
assertThat(AopUtils.isJdkDynamicProxy(ctx.getBean(FooService.class)), is(true));
}
private void aspectIsApplied(ApplicationContext ctx) {
FooService fooService = ctx.getBean(FooService.class);
ServiceInvocationCounter counter = ctx.getBean(ServiceInvocationCounter.class);
assertEquals(0, counter.getCount());
assertTrue(fooService.isInitCalled());
assertEquals(1, counter.getCount());
String value = fooService.foo(1);
assertEquals("bar", value);
assertEquals(2, counter.getCount());
fooService.foo(1);
assertEquals(3, counter.getCount());
}
@Test
public void withAnnotationOnArgumentAndJdkProxy() {
ConfigurableApplicationContext ctx = new AnnotationConfigApplicationContext(
ConfigWithJdkProxy.class, SampleService.class, LoggingAspect.class);
SampleService sampleService = ctx.getBean(SampleService.class);
sampleService.execute(new SampleDto());
sampleService.execute(new SampleInputBean());
sampleService.execute((SampleDto) null);
sampleService.execute((SampleInputBean) null);
}
@Test
public void withAnnotationOnArgumentAndCglibProxy() {
ConfigurableApplicationContext ctx = new AnnotationConfigApplicationContext(
ConfigWithCglibProxy.class, SampleService.class, LoggingAspect.class);
SampleService sampleService = ctx.getBean(SampleService.class);
sampleService.execute(new SampleDto());
sampleService.execute(new SampleInputBean());
sampleService.execute((SampleDto) null);
sampleService.execute((SampleInputBean) null);
}
@ComponentScan("example.scannable")
@EnableAspectJAutoProxy
static class ConfigWithJdkProxy {
}
@ComponentScan("example.scannable")
@EnableAspectJAutoProxy(proxyTargetClass = true)
static class ConfigWithCglibProxy {
}
@ComponentScan("example.scannable")
@EnableAspectJAutoProxy(exposeProxy = true)
static class ConfigWithExposedProxy {
@Bean
public FooService fooServiceImpl(final ApplicationContext context) {
return new FooServiceImpl() {
@Override
public String foo(int id) {
assertNotNull(AopContext.currentProxy());
return super.foo(id);
}
@Override
protected FooDao fooDao() {
return context.getBean(FooDao.class);
}
};
}
}
@Retention(RetentionPolicy.RUNTIME)
public @interface Loggable {
}
@Loggable
public static class SampleDto {
}
public static class SampleInputBean {
}
public static class SampleService {
// Not matched method on {@link LoggingAspect}.
public void execute(SampleInputBean inputBean) {
}
// Matched method on {@link LoggingAspect}
public void execute(SampleDto dto) {
}
}
@Aspect
public static class LoggingAspect {
@Before("@args(org.springframework.context.annotation.EnableAspectJAutoProxyTests.Loggable))")
public void loggingBeginByAtArgs() {
}
}
}