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Support meta @Component with non-string value 

Update AnnotationBeanNameGenerator to only use the value attribute of
a @Component meta-annotated annotation when it is a String.

Issue: SPR-10580
This commit is contained in:
Phillip Webb 2013-06-03 13:54:17 -07:00
parent 2655657a51
commit 4ba43b4737
2 changed files with 44 additions and 5 deletions
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7
spring-context/src/main/java/org/springframework/context/annotation/AnnotationBeanNameGenerator.java
View File

@ -1,5 +1,5 @@
/*
* Copyright 2002-2012 the original author or authors.
* Copyright 2002-2013 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.
@ -116,7 +116,10 @@ public class AnnotationBeanNameGenerator implements BeanNameGenerator {
(metaAnnotationTypes != null && metaAnnotationTypes.contains(COMPONENT_ANNOTATION_CLASSNAME)) ||
annotationType.equals("javax.annotation.ManagedBean") ||
annotationType.equals("javax.inject.Named");
return (isStereotype && attributes != null && attributes.containsKey("value"));
return (isStereotype && attributes != null &&
attributes.containsKey("value") &&
attributes.get("value") instanceof String);
}
/**

42
spring-context/src/test/java/org/springframework/context/annotation/AnnotationBeanNameGeneratorTests.java
View File

@ -1,5 +1,5 @@
/*
* Copyright 2002-2012 the original author or authors.
* Copyright 2002-2013 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.
@ -16,16 +16,21 @@
package org.springframework.context.annotation;
import example.scannable.DefaultNamedComponent;
import org.junit.Test;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.junit.Test;
import org.springframework.beans.factory.annotation.AnnotatedBeanDefinition;
import org.springframework.beans.factory.annotation.AnnotatedGenericBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.SimpleBeanDefinitionRegistry;
import org.springframework.stereotype.Component;
import org.springframework.stereotype.Service;
import org.springframework.util.StringUtils;
import example.scannable.DefaultNamedComponent;
import static org.junit.Assert.*;
/**
@ -81,6 +86,22 @@ public class AnnotationBeanNameGeneratorTests {
assertEquals(expectedGeneratedBeanName, beanName);
}
@Test
public void testGenerateBeanNameFromMetaComponentWithStringValue() {
BeanDefinitionRegistry registry = new SimpleBeanDefinitionRegistry();
AnnotatedBeanDefinition bd = new AnnotatedGenericBeanDefinition(ComponentFromStringMeta.class);
String beanName = this.beanNameGenerator.generateBeanName(bd, registry);
assertEquals("henry", beanName);
}
@Test
public void testGenerateBeanNameFromMetaComponentWithNonStringValue() {
BeanDefinitionRegistry registry = new SimpleBeanDefinitionRegistry();
AnnotatedBeanDefinition bd = new AnnotatedGenericBeanDefinition(ComponentFromNonStringMeta.class);
String beanName = this.beanNameGenerator.generateBeanName(bd, registry);
assertEquals("annotationBeanNameGeneratorTests.ComponentFromNonStringMeta", beanName);
}
@Component("walden")
private static class ComponentWithName {
@ -96,4 +117,19 @@ public class AnnotationBeanNameGeneratorTests {
private static class AnonymousComponent {
}
@Service("henry")
private static class ComponentFromStringMeta {
}
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
@Component
public @interface NonStringMetaComponent {
long value();
}
@NonStringMetaComponent(123)
private static class ComponentFromNonStringMeta {
}
}