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Polishing

This commit is contained in:
Juergen Hoeller 2015-12-29 21:40:20 +01:00
parent 388bd87ef0
commit 27c2e8c80d
8 changed files with 33 additions and 27 deletions
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4
spring-context/src/main/java/org/springframework/cache/annotation/SpringCacheAnnotationParser.java vendored
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@ -196,7 +196,7 @@ public class SpringCacheAnnotationParser implements CacheAnnotationParser, Seria
}
private <A extends Annotation> Collection<A> getAnnotations(AnnotatedElement ae, Class<A> annotationType) {
Collection<A> anns = new ArrayList<A>(2);
Collection<A> anns = new ArrayList<A>(1);
// look at raw annotation
A ann = ae.getAnnotation(annotationType);
@ -212,7 +212,7 @@ public class SpringCacheAnnotationParser implements CacheAnnotationParser, Seria
}
}
return (anns.isEmpty() ? null : anns);
return (!anns.isEmpty() ? anns : null);
}
/**

11
spring-context/src/main/java/org/springframework/context/annotation/BeanAnnotationHelper.java
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@ -1,5 +1,5 @@
/*
* Copyright 2002-2011 the original author or authors.
* Copyright 2002-2015 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.
@ -29,17 +29,18 @@ import org.springframework.core.annotation.AnnotationUtils;
class BeanAnnotationHelper {
/**
* Return whether the given method is annotated directly or indirectly with @Bean.
* Return whether the given method is directly or indirectly annotated with
* the {@link Bean} annotation.
*/
public static boolean isBeanAnnotated(Method method) {
return AnnotationUtils.findAnnotation(method, Bean.class) != null;
return (AnnotationUtils.findAnnotation(method, Bean.class) != null);
}
public static String determineBeanNameFor(Method beanMethod) {
// by default the bean name is the name of the @Bean-annotated method
// By default, the bean name is the name of the @Bean-annotated method
String beanName = beanMethod.getName();
// check to see if the user has explicitly set the bean name
// Check to see if the user has explicitly set a custom bean name...
Bean bean = AnnotationUtils.findAnnotation(beanMethod, Bean.class);
if (bean != null && bean.name().length > 0) {
beanName = bean.name()[0];

6
spring-context/src/test/java/org/springframework/context/annotation/ComponentScanAnnotationTests.java
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@ -1,5 +1,5 @@
/*
* Copyright 2002-2014 the original author or authors.
* Copyright 2002-2015 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.
@ -44,7 +44,7 @@ public class ComponentScanAnnotationTests {
@Configuration
@ComponentScan(
basePackageClasses={TestBean.class},
basePackageClasses = TestBean.class,
nameGenerator = DefaultBeanNameGenerator.class,
scopedProxy = ScopedProxyMode.NO,
scopeResolver = AnnotationScopeMetadataResolver.class,
@ -61,6 +61,6 @@ public class ComponentScanAnnotationTests {
class MyConfig {
}
@ComponentScan(basePackageClasses=example.scannable.NamedComponent.class)
@ComponentScan(basePackageClasses = example.scannable.NamedComponent.class)
class SimpleConfig {
}

7
spring-context/src/test/java/org/springframework/context/annotation/ComponentScanParserBeanDefinitionDefaultsTests.java
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@ -1,5 +1,5 @@
/*
* Copyright 2002-2013 the original author or authors.
* Copyright 2002-2015 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.
@ -122,7 +122,7 @@ public class ComponentScanParserBeanDefinitionDefaultsTests {
context.refresh();
fail("expected exception due to multiple matches for byType autowiring");
}
catch (UnsatisfiedDependencyException e) {
catch (UnsatisfiedDependencyException ex) {
// expected
}
}
@ -161,7 +161,7 @@ public class ComponentScanParserBeanDefinitionDefaultsTests {
context.refresh();
fail("expected exception due to dependency check");
}
catch (UnsatisfiedDependencyException e) {
catch (UnsatisfiedDependencyException ex) {
// expected
}
}
@ -230,7 +230,6 @@ public class ComponentScanParserBeanDefinitionDefaultsTests {
private boolean destroyed;
public DefaultsTestBean() {
INIT_COUNT++;
}

6
spring-context/src/test/java/org/springframework/context/annotation/ComponentScanParserScopedProxyTests.java
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@ -42,11 +42,13 @@ public class ComponentScanParserScopedProxyTests {
@Rule
public final ExpectedException exception = ExpectedException.none();
@Test
public void testDefaultScopedProxy() {
ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
"org/springframework/context/annotation/scopedProxyDefaultTests.xml");
context.getBeanFactory().registerScope("myScope", new SimpleMapScope());
ScopedProxyTestBean bean = (ScopedProxyTestBean) context.getBean("scopedProxyTestBean");
// should not be a proxy
assertFalse(AopUtils.isAopProxy(bean));
@ -58,6 +60,7 @@ public class ComponentScanParserScopedProxyTests {
ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
"org/springframework/context/annotation/scopedProxyNoTests.xml");
context.getBeanFactory().registerScope("myScope", new SimpleMapScope());
ScopedProxyTestBean bean = (ScopedProxyTestBean) context.getBean("scopedProxyTestBean");
// should not be a proxy
assertFalse(AopUtils.isAopProxy(bean));
@ -69,6 +72,7 @@ public class ComponentScanParserScopedProxyTests {
ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
"org/springframework/context/annotation/scopedProxyInterfacesTests.xml");
context.getBeanFactory().registerScope("myScope", new SimpleMapScope());
// should cast to the interface
FooService bean = (FooService) context.getBean("scopedProxyTestBean");
// should be dynamic proxy
@ -86,6 +90,7 @@ public class ComponentScanParserScopedProxyTests {
ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
"org/springframework/context/annotation/scopedProxyTargetClassTests.xml");
context.getBeanFactory().registerScope("myScope", new SimpleMapScope());
ScopedProxyTestBean bean = (ScopedProxyTestBean) context.getBean("scopedProxyTestBean");
// should be a class-based proxy
assertTrue(AopUtils.isCglibProxy(bean));
@ -103,6 +108,7 @@ public class ComponentScanParserScopedProxyTests {
exception.expect(BeanDefinitionParsingException.class);
exception.expectMessage(containsString("Cannot define both 'scope-resolver' and 'scoped-proxy' on <component-scan> tag"));
exception.expectMessage(containsString("Offending resource: class path resource [org/springframework/context/annotation/scopedProxyInvalidConfigTests.xml]"));
new ClassPathXmlApplicationContext("org/springframework/context/annotation/scopedProxyInvalidConfigTests.xml");
}

6
spring-context/src/test/java/org/springframework/context/annotation/ComponentScanParserTests.java
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@ -1,5 +1,5 @@
/*
* Copyright 2002-2014 the original author or authors.
* Copyright 2002-2015 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.
@ -145,9 +145,9 @@ public class ComponentScanParserTests {
}
@Target({ ElementType.TYPE, ElementType.FIELD })
@Target({ElementType.TYPE, ElementType.FIELD})
@Retention(RetentionPolicy.RUNTIME)
public static @interface CustomAnnotation {
public @interface CustomAnnotation {
}

8
spring-context/src/test/java/org/springframework/context/annotation/ComponentScanParserWithUserDefinedStrategiesTests.java
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@ -1,5 +1,5 @@
/*
* Copyright 2002-2012 the original author or authors.
* Copyright 2002-2015 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.
@ -53,7 +53,7 @@ public class ComponentScanParserWithUserDefinedStrategiesTests {
"org/springframework/context/annotation/invalidConstructorNameGeneratorTests.xml");
fail("should have failed: no-arg constructor is required");
}
catch (BeansException e) {
catch (BeansException ex) {
// expected
}
}
@ -65,9 +65,9 @@ public class ComponentScanParserWithUserDefinedStrategiesTests {
"org/springframework/context/annotation/invalidClassNameScopeResolverTests.xml");
fail("should have failed: no such class");
}
catch (BeansException e) {
catch (BeansException ex) {
// expected
}
}
}
}

12
spring-core/src/main/java/org/springframework/core/annotation/SynthesizedAnnotationInvocationHandler.java
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@ -60,6 +60,7 @@ class SynthesizedAnnotationInvocationHandler implements InvocationHandler {
this.attributeExtractor = attributeExtractor;
}
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
if (isEqualsMethod(method)) {
@ -75,8 +76,8 @@ class SynthesizedAnnotationInvocationHandler implements InvocationHandler {
return annotationType();
}
if (!isAttributeMethod(method)) {
String msg = String.format("Method [%s] is unsupported for synthesized annotation type [%s]", method,
annotationType());
String msg = String.format("Method [%s] is unsupported for synthesized annotation type [%s]",
method, annotationType());
throw new AnnotationConfigurationException(msg);
}
return getAttributeValue(method);
@ -92,9 +93,9 @@ class SynthesizedAnnotationInvocationHandler implements InvocationHandler {
if (value == null) {
value = this.attributeExtractor.getAttributeValue(attributeMethod);
if (value == null) {
throw new IllegalStateException(String.format(
"%s returned null for attribute name [%s] from attribute source [%s]",
this.attributeExtractor.getClass().getName(), attributeName, this.attributeExtractor.getSource()));
String msg = String.format("%s returned null for attribute name [%s] from attribute source [%s]",
this.attributeExtractor.getClass().getName(), attributeName, this.attributeExtractor.getSource());
throw new IllegalStateException(msg);
}
// Synthesize nested annotations before returning them.
@ -200,7 +201,6 @@ class SynthesizedAnnotationInvocationHandler implements InvocationHandler {
* in Spring's {@link ObjectUtils} because those hash code generation
* algorithms do not comply with the requirements specified in
* {@link Annotation#hashCode()}.
*
* @param array the array to compute the hash code for
*/
private int hashCodeForArray(Object array) {