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Consistent handling of early FactoryBean instantiation failures
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Closes gh-22409
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jhoeller committed Feb 27, 2019
1 parent 46a39db commit 0288878
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Showing 2 changed files with 97 additions and 2 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -992,6 +992,18 @@ private FactoryBean<?> getSingletonFactoryBeanForTypeCheck(String beanName, Root
instance = bw.getWrappedInstance();
}
}
catch (UnsatisfiedDependencyException ex) {
// Don't swallow, probably misconfiguration...
throw ex;
}
catch (BeanCreationException ex) {
// Instantiation failure, maybe too early...
if (logger.isDebugEnabled()) {
logger.debug("Bean creation exception on singleton FactoryBean type check: " + ex);
}
onSuppressedException(ex);
return null;
}
finally {
// Finished partial creation of this bean.
afterSingletonCreation(beanName);
Expand Down Expand Up @@ -1019,7 +1031,7 @@ private FactoryBean<?> getNonSingletonFactoryBeanForTypeCheck(String beanName, R
return null;
}

Object instance = null;
Object instance;
try {
// Mark this bean as currently in creation, even if just partially.
beforePrototypeCreation(beanName);
Expand All @@ -1030,8 +1042,12 @@ private FactoryBean<?> getNonSingletonFactoryBeanForTypeCheck(String beanName, R
instance = bw.getWrappedInstance();
}
}
catch (UnsatisfiedDependencyException ex) {
// Don't swallow, probably misconfiguration...
throw ex;
}
catch (BeanCreationException ex) {
// Can only happen when getting a FactoryBean.
// Instantiation failure, maybe too early...
if (logger.isDebugEnabled()) {
logger.debug("Bean creation exception on non-singleton FactoryBean type check: " + ex);
}
Expand Down
Original file line number Diff line number Diff line change
@@ -0,0 +1,79 @@
/*
* Copyright 2002-2019 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 org.junit.Test;

import org.springframework.beans.factory.BeanFactoryUtils;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.context.ApplicationContext;

/**
* @author Andy Wilkinson
*/
public class AggressiveFactoryBeanInstantiationTests {

@Test
public void directlyRegisteredFactoryBean() {
try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext()) {
context.register(SimpleFactoryBean.class);
context.addBeanFactoryPostProcessor((factory) -> {
BeanFactoryUtils.beanNamesForTypeIncludingAncestors(factory, String.class);
});
context.refresh();
}
}

@Test
public void beanMethodFactoryBean() {
try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext()) {
context.register(BeanMethodConfiguration.class);
context.addBeanFactoryPostProcessor((factory) -> {
BeanFactoryUtils.beanNamesForTypeIncludingAncestors(factory, String.class);
});
context.refresh();
}
}


@Configuration
static class BeanMethodConfiguration {

@Bean
public SimpleFactoryBean simpleFactoryBean(ApplicationContext applicationContext) {
return new SimpleFactoryBean(applicationContext);
}
}


static class SimpleFactoryBean implements FactoryBean<Object> {

public SimpleFactoryBean(ApplicationContext applicationContext) {
}

@Override
public Object getObject() {
return new Object();
}

@Override
public Class<?> getObjectType() {
return Object.class;
}
}

}

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