@Primary/@Lazy/@DependsOn supported as meta-annotations; @Bean supported as meta-annotation on factory methods as well

This commit is contained in:
Juergen Hoeller 2009-07-22 15:23:22 +00:00
parent a4bbd9abda
commit f519406c37
17 changed files with 156 additions and 123 deletions

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@ -205,14 +205,14 @@ public class ClassPathBeanDefinitionScanner extends ClassPathScanningCandidateCo
} }
if (candidate instanceof AnnotatedBeanDefinition) { if (candidate instanceof AnnotatedBeanDefinition) {
AnnotatedBeanDefinition abd = (AnnotatedBeanDefinition) candidate; AnnotatedBeanDefinition abd = (AnnotatedBeanDefinition) candidate;
if (abd.getMetadata().hasAnnotation(Primary.class.getName())) { if (abd.getMetadata().isAnnotated(Primary.class.getName())) {
abd.setPrimary(true); abd.setPrimary(true);
} }
if (abd.getMetadata().hasAnnotation(Lazy.class.getName())) { if (abd.getMetadata().isAnnotated(Lazy.class.getName())) {
Boolean value = (Boolean) abd.getMetadata().getAnnotationAttributes(Lazy.class.getName()).get("value"); Boolean value = (Boolean) abd.getMetadata().getAnnotationAttributes(Lazy.class.getName()).get("value");
abd.setLazyInit(value); abd.setLazyInit(value);
} }
if (abd.getMetadata().hasAnnotation(DependsOn.class.getName())) { if (abd.getMetadata().isAnnotated(DependsOn.class.getName())) {
String[] value = (String[]) abd.getMetadata().getAnnotationAttributes(DependsOn.class.getName()).get("value"); String[] value = (String[]) abd.getMetadata().getAnnotationAttributes(DependsOn.class.getName()).get("value");
abd.setDependsOn(value); abd.setDependsOn(value);
} }

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@ -116,7 +116,7 @@ final class ConfigurationClass {
} }
// A configuration class may not be final (CGLIB limitation) // A configuration class may not be final (CGLIB limitation)
if (getMetadata().hasAnnotation(Configuration.class.getName())) { if (getMetadata().isAnnotated(Configuration.class.getName())) {
if (getMetadata().isFinal()) { if (getMetadata().isFinal()) {
problemReporter.error(new FinalConfigurationProblem()); problemReporter.error(new FinalConfigurationProblem());
} }

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@ -36,6 +36,7 @@ import org.springframework.beans.factory.support.BeanDefinitionReaderUtils;
import org.springframework.beans.factory.support.BeanDefinitionRegistry; import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.GenericBeanDefinition; import org.springframework.beans.factory.support.GenericBeanDefinition;
import org.springframework.beans.factory.support.RootBeanDefinition; import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.core.io.Resource; import org.springframework.core.io.Resource;
import org.springframework.core.type.AnnotationMetadata; import org.springframework.core.type.AnnotationMetadata;
import org.springframework.core.type.MethodMetadata; import org.springframework.core.type.MethodMetadata;
@ -128,11 +129,11 @@ class ConfigurationClassBeanDefinitionReader {
List<String> names = new ArrayList<String>(Arrays.asList((String[]) beanAttributes.get("name"))); List<String> names = new ArrayList<String>(Arrays.asList((String[]) beanAttributes.get("name")));
String beanName = (names.size() > 0 ? names.remove(0) : method.getMetadata().getMethodName()); String beanName = (names.size() > 0 ? names.remove(0) : method.getMetadata().getMethodName());
for (String alias : names) { for (String alias : names) {
registry.registerAlias(beanName, alias); this.registry.registerAlias(beanName, alias);
} }
// has this already been overriden (i.e.: via XML)? // has this already been overriden (i.e.: via XML)?
if (registry.containsBeanDefinition(beanName)) { if (this.registry.containsBeanDefinition(beanName)) {
BeanDefinition existingBeanDef = registry.getBeanDefinition(beanName); BeanDefinition existingBeanDef = registry.getBeanDefinition(beanName);
// is the existing bean definition one that was created from a configuration class? // is the existing bean definition one that was created from a configuration class?
if (!(existingBeanDef instanceof ConfigurationClassBeanDefinition)) { if (!(existingBeanDef instanceof ConfigurationClassBeanDefinition)) {
@ -146,19 +147,19 @@ class ConfigurationClassBeanDefinitionReader {
} }
} }
if (metadata.hasAnnotation(Primary.class.getName())) { if (metadata.isAnnotated(Primary.class.getName())) {
beanDef.setPrimary(true); beanDef.setPrimary(true);
} }
// is this bean to be instantiated lazily? // is this bean to be instantiated lazily?
if (metadata.hasAnnotation(Lazy.class.getName())) { if (metadata.isAnnotated(Lazy.class.getName())) {
beanDef.setLazyInit((Boolean) metadata.getAnnotationAttributes(Lazy.class.getName()).get("value")); beanDef.setLazyInit((Boolean) metadata.getAnnotationAttributes(Lazy.class.getName()).get("value"));
} }
else if (configClass.getMetadata().hasAnnotation(Lazy.class.getName())){ else if (configClass.getMetadata().isAnnotated(Lazy.class.getName())){
beanDef.setLazyInit((Boolean) configClass.getMetadata().getAnnotationAttributes(Lazy.class.getName()).get("value")); beanDef.setLazyInit((Boolean) configClass.getMetadata().getAnnotationAttributes(Lazy.class.getName()).get("value"));
} }
if (metadata.hasAnnotation(DependsOn.class.getName())) { if (metadata.isAnnotated(DependsOn.class.getName())) {
String[] dependsOn = (String[]) metadata.getAnnotationAttributes(DependsOn.class.getName()).get("value"); String[] dependsOn = (String[]) metadata.getAnnotationAttributes(DependsOn.class.getName()).get("value");
if (dependsOn.length > 0) { if (dependsOn.length > 0) {
beanDef.setDependsOn(dependsOn); beanDef.setDependsOn(dependsOn);
@ -232,7 +233,7 @@ class ConfigurationClassBeanDefinitionReader {
@Override @Override
public boolean isFactoryMethod(Method candidate) { public boolean isFactoryMethod(Method candidate) {
return (super.isFactoryMethod(candidate) && candidate.isAnnotationPresent(Bean.class)); return (super.isFactoryMethod(candidate) && AnnotationUtils.findAnnotation(candidate, Bean.class) != null);
} }
@Override @Override

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@ -57,7 +57,7 @@ final class ConfigurationClassMethod {
} }
public void validate(ProblemReporter problemReporter) { public void validate(ProblemReporter problemReporter) {
if (this.declaringClass.getMetadata().hasAnnotation(Configuration.class.getName()) && !getMetadata().isOverridable()) { if (this.declaringClass.getMetadata().isAnnotated(Configuration.class.getName()) && !getMetadata().isOverridable()) {
problemReporter.error(new NonOverridableMethodError()); problemReporter.error(new NonOverridableMethodError());
} }
} }

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@ -121,7 +121,7 @@ class ConfigurationClassParser {
} }
protected void doProcessConfigurationClass(ConfigurationClass configClass, AnnotationMetadata metadata) throws IOException { protected void doProcessConfigurationClass(ConfigurationClass configClass, AnnotationMetadata metadata) throws IOException {
if (metadata.hasAnnotation(Import.class.getName())) { if (metadata.isAnnotated(Import.class.getName())) {
processImport(configClass, (String[]) metadata.getAnnotationAttributes(Import.class.getName()).get("value")); processImport(configClass, (String[]) metadata.getAnnotationAttributes(Import.class.getName()).get("value"));
} }
Set<MethodMetadata> methods = metadata.getAnnotatedMethods(Bean.class.getName()); Set<MethodMetadata> methods = metadata.getAnnotatedMethods(Bean.class.getName());
@ -146,7 +146,7 @@ class ConfigurationClassParser {
private void processClassToImport(String classToImport) throws IOException { private void processClassToImport(String classToImport) throws IOException {
MetadataReader reader = this.metadataReaderFactory.getMetadataReader(classToImport); MetadataReader reader = this.metadataReaderFactory.getMetadataReader(classToImport);
AnnotationMetadata metadata = reader.getAnnotationMetadata(); AnnotationMetadata metadata = reader.getAnnotationMetadata();
if (!metadata.hasAnnotation(Configuration.class.getName())) { if (!metadata.isAnnotated(Configuration.class.getName())) {
this.problemReporter.error( this.problemReporter.error(
new NonAnnotatedConfigurationProblem(metadata.getClassName(), reader.getResource(), metadata)); new NonAnnotatedConfigurationProblem(metadata.getClassName(), reader.getResource(), metadata));
} }

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@ -218,11 +218,11 @@ public class ConfigurationClassPostProcessor implements BeanFactoryPostProcessor
} }
if (metadata != null) { if (metadata != null) {
if (metadata.hasAnnotation(Configuration.class.getName())) { if (metadata.isAnnotated(Configuration.class.getName())) {
beanDef.setAttribute(CONFIGURATION_CLASS_ATTRIBUTE, CONFIGURATION_CLASS_FULL); beanDef.setAttribute(CONFIGURATION_CLASS_ATTRIBUTE, CONFIGURATION_CLASS_FULL);
return true; return true;
} }
else if (metadata.hasAnnotation(Component.class.getName())) { else if (metadata.isAnnotated(Component.class.getName())) {
beanDef.setAttribute(CONFIGURATION_CLASS_ATTRIBUTE, CONFIGURATION_CLASS_LITE); beanDef.setAttribute(CONFIGURATION_CLASS_ATTRIBUTE, CONFIGURATION_CLASS_LITE);
return true; return true;
} }

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@ -66,7 +66,9 @@ public class ScopingTests {
@After @After
public void tearDown() throws Exception { public void tearDown() throws Exception {
ctx.close(); if (ctx != null) {
ctx.close();
}
ctx = null; ctx = null;
customScope = null; customScope = null;
} }
@ -328,7 +330,6 @@ public class ScopingTests {
return tb; return tb;
} }
@Bean
@MyProxiedScope @MyProxiedScope
public TestBean scopedProxyClass() { public TestBean scopedProxyClass() {
TestBean tb = new TestBean(); TestBean tb = new TestBean();
@ -361,6 +362,7 @@ public class ScopingTests {
@Target({ElementType.METHOD}) @Target({ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME) @Retention(RetentionPolicy.RUNTIME)
@Bean
@Scope(value=SCOPE, proxyMode=ScopedProxyMode.TARGET_CLASS) @Scope(value=SCOPE, proxyMode=ScopedProxyMode.TARGET_CLASS)
@interface MyProxiedScope { @interface MyProxiedScope {
} }

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@ -0,0 +1,37 @@
/*
* Copyright 2002-2009 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.annotation5;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.springframework.context.annotation.Lazy;
import org.springframework.context.annotation.Primary;
import org.springframework.stereotype.Repository;
/**
* @author Juergen Hoeller
*/
@Target({ElementType.TYPE})
@Retention(RetentionPolicy.RUNTIME)
@Repository
@Primary
@Lazy
public @interface MyRepository {
}

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@ -25,8 +25,7 @@ import org.springframework.stereotype.Repository;
/** /**
* @author Juergen Hoeller * @author Juergen Hoeller
*/ */
@Repository @MyRepository
@Primary @Lazy
public class OtherFooDao implements FooDao { public class OtherFooDao implements FooDao {
public String findFoo(int id) { public String findFoo(int id) {

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@ -61,9 +61,21 @@ public interface AnnotationMetadata extends ClassMetadata {
*/ */
boolean hasMetaAnnotation(String metaAnnotationType); boolean hasMetaAnnotation(String metaAnnotationType);
/**
* Determine whether the underlying class has an annotation or
* meta-annotation of the given type defined.
* <p>This is equivalent to a "hasAnnotation || hasMetaAnnotation"
* check. If this method returns <code>true</code>, then
* {@link #getAnnotationAttributes} will return a non-null Map.
* @param annotationType the annotation type to look for
* @return whether a matching annotation is defined
*/
boolean isAnnotated(String annotationType);
/** /**
* Retrieve the attributes of the annotation of the given type, * Retrieve the attributes of the annotation of the given type,
* if any (i.e. if defined on the underlying class). * if any (i.e. if defined on the underlying class, as direct
* annotation or as meta-annotation).
* @param annotationType the annotation type to look for * @param annotationType the annotation type to look for
* @return a Map of attributes, with the attribute name as key (e.g. "value") * @return a Map of attributes, with the attribute name as key (e.g. "value")
* and the defined attribute value as Map value. This return value will be * and the defined attribute value as Map value. This return value will be
@ -73,15 +85,9 @@ public interface AnnotationMetadata extends ClassMetadata {
/** /**
* Retrieve the method metadata for all methods that are annotated * Retrieve the method metadata for all methods that are annotated
* with at least one annotation type. * (or meta-annotated) with the given annotation type.
* @return a Set of {@link MethodMetadata} for methods that have annotations. * <p>For any returned method, {@link MethodMetadata#isAnnotated} will
* The return value will be an empty set if no annotated methods are found. * return <code>true</code> for the given annotation type.
*/
Set<MethodMetadata> getAnnotatedMethods();
/**
* Retrieve the method metadata for all methods that have the
* given annotation type.
* @param annotationType the annotation type to look for * @param annotationType the annotation type to look for
* @return a Set of {@link MethodMetadata} for methods that have a matching * @return a Set of {@link MethodMetadata} for methods that have a matching
* annotation. The return value will be an empty set if no methods match * annotation. The return value will be an empty set if no methods match

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@ -17,14 +17,13 @@
package org.springframework.core.type; package org.springframework.core.type;
import java.util.Map; import java.util.Map;
import java.util.Set;
/** /**
* Interface that defines abstract access to the annotations of a specific * Interface that defines abstract access to the annotations of a specific
* class, in a form that does not require that class to be loaded yet. * class, in a form that does not require that class to be loaded yet.
* *
* @author Mark Pollack
* @author Juergen Hoeller * @author Juergen Hoeller
* @author Mark Pollack
* @since 3.0 * @since 3.0
* @see StandardMethodMetadata * @see StandardMethodMetadata
* @see AnnotationMetadata#getAnnotatedMethods * @see AnnotationMetadata#getAnnotatedMethods
@ -53,22 +52,17 @@ public interface MethodMetadata {
boolean isOverridable(); boolean isOverridable();
/** /**
* Return the names of all annotation types defined on the underlying method. * Determine whether the underlying method has an annotation or
* @return the annotation type names, or an empty Set if none found * meta-annotation of the given type defined.
*/
Set<String> getAnnotationTypes();
/**
* Determine whether the underlying method has an annotation of the given
* type defined.
* @param annotationType the annotation type to look for * @param annotationType the annotation type to look for
* @return whether a matching annotation is defined * @return whether a matching annotation is defined
*/ */
boolean hasAnnotation(String annotationType); boolean isAnnotated(String annotationType);
/** /**
* Retrieve the attributes of the annotation of the given type, * Retrieve the attributes of the annotation of the given type,
* if any (i.e. if defined on the underlying method). * if any (i.e. if defined on the underlying method, as direct
* annotation or as meta-annotation).
* @param annotationType the annotation type to look for * @param annotationType the annotation type to look for
* @return a Map of attributes, with the attribute name as key (e.g. "value") * @return a Map of attributes, with the attribute name as key (e.g. "value")
* and the defined attribute value as Map value. This return value will be * and the defined attribute value as Map value. This return value will be

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@ -98,6 +98,21 @@ public class StandardAnnotationMetadata extends StandardClassMetadata implements
return false; return false;
} }
public boolean isAnnotated(String annotationType) {
Annotation[] anns = getIntrospectedClass().getAnnotations();
for (Annotation ann : anns) {
if (ann.annotationType().getName().equals(annotationType)) {
return true;
}
for (Annotation metaAnn : ann.annotationType().getAnnotations()) {
if (metaAnn.annotationType().getName().equals(annotationType)) {
return true;
}
}
}
return false;
}
public Map<String, Object> getAnnotationAttributes(String annotationType) { public Map<String, Object> getAnnotationAttributes(String annotationType) {
Annotation[] anns = getIntrospectedClass().getAnnotations(); Annotation[] anns = getIntrospectedClass().getAnnotations();
for (Annotation ann : anns) { for (Annotation ann : anns) {
@ -113,25 +128,22 @@ public class StandardAnnotationMetadata extends StandardClassMetadata implements
return null; return null;
} }
public Set<MethodMetadata> getAnnotatedMethods() {
Method[] methods = getIntrospectedClass().getDeclaredMethods();
Set<MethodMetadata> annotatedMethods = new LinkedHashSet<MethodMetadata>();
for (Method method : methods) {
if (method.getAnnotations().length > 0) {
annotatedMethods.add(new StandardMethodMetadata(method));
}
}
return annotatedMethods;
}
public Set<MethodMetadata> getAnnotatedMethods(String annotationType) { public Set<MethodMetadata> getAnnotatedMethods(String annotationType) {
Method[] methods = getIntrospectedClass().getDeclaredMethods(); Method[] methods = getIntrospectedClass().getDeclaredMethods();
Set<MethodMetadata> annotatedMethods = new LinkedHashSet<MethodMetadata>(); Set<MethodMetadata> annotatedMethods = new LinkedHashSet<MethodMetadata>();
for (Method method : methods) { for (Method method : methods) {
Annotation[] methodAnnotations = method.getAnnotations(); for (Annotation ann : method.getAnnotations()) {
for (Annotation ann : methodAnnotations) {
if (ann.annotationType().getName().equals(annotationType)) { if (ann.annotationType().getName().equals(annotationType)) {
annotatedMethods.add(new StandardMethodMetadata(method)); annotatedMethods.add(new StandardMethodMetadata(method));
break;
}
else {
for (Annotation metaAnn : ann.annotationType().getAnnotations()) {
if (metaAnn.annotationType().getName().equals(annotationType)) {
annotatedMethods.add(new StandardMethodMetadata(method));
break;
}
}
} }
} }
} }

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@ -19,9 +19,7 @@ package org.springframework.core.type;
import java.lang.annotation.Annotation; import java.lang.annotation.Annotation;
import java.lang.reflect.Method; import java.lang.reflect.Method;
import java.lang.reflect.Modifier; import java.lang.reflect.Modifier;
import java.util.HashSet;
import java.util.Map; import java.util.Map;
import java.util.Set;
import org.springframework.core.annotation.AnnotationUtils; import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.util.Assert; import org.springframework.util.Assert;
@ -30,8 +28,8 @@ import org.springframework.util.Assert;
* {@link MethodMetadata} implementation that uses standard reflection * {@link MethodMetadata} implementation that uses standard reflection
* to introspect a given <code>Method</code>. * to introspect a given <code>Method</code>.
* *
* @author Mark Pollack
* @author Juergen Hoeller * @author Juergen Hoeller
* @author Mark Pollack
* @since 3.0 * @since 3.0
*/ */
public class StandardMethodMetadata implements MethodMetadata { public class StandardMethodMetadata implements MethodMetadata {
@ -72,21 +70,17 @@ public class StandardMethodMetadata implements MethodMetadata {
return (!isStatic() && !isFinal() && !Modifier.isPrivate(this.introspectedMethod.getModifiers())); return (!isStatic() && !isFinal() && !Modifier.isPrivate(this.introspectedMethod.getModifiers()));
} }
public Set<String> getAnnotationTypes() { public boolean isAnnotated(String annotationType) {
Set<String> types = new HashSet<String>();
Annotation[] anns = this.introspectedMethod.getAnnotations();
for (Annotation ann : anns) {
types.add(ann.annotationType().getName());
}
return types;
}
public boolean hasAnnotation(String annotationType) {
Annotation[] anns = this.introspectedMethod.getAnnotations(); Annotation[] anns = this.introspectedMethod.getAnnotations();
for (Annotation ann : anns) { for (Annotation ann : anns) {
if (ann.annotationType().getName().equals(annotationType)) { if (ann.annotationType().getName().equals(annotationType)) {
return true; return true;
} }
for (Annotation metaAnn : ann.annotationType().getAnnotations()) {
if (metaAnn.annotationType().getName().equals(annotationType)) {
return true;
}
}
} }
return false; return false;
} }

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@ -28,9 +28,9 @@ import java.util.Set;
import org.springframework.asm.AnnotationVisitor; import org.springframework.asm.AnnotationVisitor;
import org.springframework.asm.Type; import org.springframework.asm.Type;
import org.springframework.asm.commons.EmptyVisitor; import org.springframework.asm.commons.EmptyVisitor;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.util.ObjectUtils; import org.springframework.util.ObjectUtils;
import org.springframework.util.ReflectionUtils; import org.springframework.util.ReflectionUtils;
import org.springframework.core.annotation.AnnotationUtils;
/** /**
* ASM visitor which looks for the annotations defined on a class or method. * ASM visitor which looks for the annotations defined on a class or method.
@ -42,13 +42,13 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
private final String annotationType; private final String annotationType;
private final Map<String, Map<String, Object>> annotationMap; private final Map<String, Map<String, Object>> attributesMap;
private final Map<String, Set<String>> metaAnnotationMap; private final Map<String, Set<String>> metaAnnotationMap;
private final ClassLoader classLoader; private final ClassLoader classLoader;
private final Map<String, Object> attributes = new LinkedHashMap<String, Object>(); private final Map<String, Object> localAttributes = new LinkedHashMap<String, Object>();
public AnnotationAttributesReadingVisitor( public AnnotationAttributesReadingVisitor(
@ -56,7 +56,7 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
Map<String, Set<String>> metaAnnotationMap, ClassLoader classLoader) { Map<String, Set<String>> metaAnnotationMap, ClassLoader classLoader) {
this.annotationType = annotationType; this.annotationType = annotationType;
this.annotationMap = attributesMap; this.attributesMap = attributesMap;
this.metaAnnotationMap = metaAnnotationMap; this.metaAnnotationMap = metaAnnotationMap;
this.classLoader = classLoader; this.classLoader = classLoader;
} }
@ -67,7 +67,7 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
if (valueToUse instanceof Type) { if (valueToUse instanceof Type) {
valueToUse = ((Type) value).getClassName(); valueToUse = ((Type) value).getClassName();
} }
this.attributes.put(name, valueToUse); this.localAttributes.put(name, valueToUse);
} }
public void visitEnum(String name, String desc, String value) { public void visitEnum(String name, String desc, String value) {
@ -82,7 +82,7 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
catch (Exception ex) { catch (Exception ex) {
// Class not found - can't resolve class reference in annotation attribute. // Class not found - can't resolve class reference in annotation attribute.
} }
this.attributes.put(name, valueToUse); this.localAttributes.put(name, valueToUse);
} }
public AnnotationVisitor visitAnnotation(String name, String desc) { public AnnotationVisitor visitAnnotation(String name, String desc) {
@ -96,7 +96,7 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
if (newValue instanceof Type) { if (newValue instanceof Type) {
newValue = ((Type) value).getClassName(); newValue = ((Type) value).getClassName();
} }
Object existingValue = attributes.get(attrName); Object existingValue = localAttributes.get(attrName);
if (existingValue != null) { if (existingValue != null) {
newValue = ObjectUtils.addObjectToArray((Object[]) existingValue, newValue); newValue = ObjectUtils.addObjectToArray((Object[]) existingValue, newValue);
} }
@ -105,7 +105,7 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
newArray[0] = newValue; newArray[0] = newValue;
newValue = newArray; newValue = newArray;
} }
attributes.put(attrName, newValue); localAttributes.put(attrName, newValue);
} }
public void visitEnum(String name, String desc, String value) { public void visitEnum(String name, String desc, String value) {
} }
@ -121,7 +121,7 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
} }
public void visitEnd() { public void visitEnd() {
this.annotationMap.put(this.annotationType, this.attributes); this.attributesMap.put(this.annotationType, this.localAttributes);
try { try {
Class<?> annotationClass = this.classLoader.loadClass(this.annotationType); Class<?> annotationClass = this.classLoader.loadClass(this.annotationType);
// Check declared default values of attributes in the annotation type. // Check declared default values of attributes in the annotation type.
@ -129,23 +129,23 @@ final class AnnotationAttributesReadingVisitor implements AnnotationVisitor {
for (Method annotationAttribute : annotationAttributes) { for (Method annotationAttribute : annotationAttributes) {
String attributeName = annotationAttribute.getName(); String attributeName = annotationAttribute.getName();
Object defaultValue = annotationAttribute.getDefaultValue(); Object defaultValue = annotationAttribute.getDefaultValue();
if (defaultValue != null && !this.attributes.containsKey(attributeName)) { if (defaultValue != null && !this.localAttributes.containsKey(attributeName)) {
this.attributes.put(attributeName, defaultValue); this.localAttributes.put(attributeName, defaultValue);
} }
} }
// Register annotations that the annotation type is annotated with. // Register annotations that the annotation type is annotated with.
if (this.metaAnnotationMap != null) { Set<String> metaAnnotationTypeNames = new LinkedHashSet<String>();
Set<String> metaAnnotationTypeNames = new LinkedHashSet<String>(); for (Annotation metaAnnotation : annotationClass.getAnnotations()) {
for (Annotation metaAnnotation : annotationClass.getAnnotations()) { metaAnnotationTypeNames.add(metaAnnotation.annotationType().getName());
metaAnnotationTypeNames.add(metaAnnotation.annotationType().getName()); if (!this.attributesMap.containsKey(metaAnnotation.annotationType().getName())) {
if (!this.annotationMap.containsKey(metaAnnotation.annotationType().getName())) { this.attributesMap.put(metaAnnotation.annotationType().getName(),
this.annotationMap.put(metaAnnotation.annotationType().getName(), AnnotationUtils.getAnnotationAttributes(metaAnnotation, true));
AnnotationUtils.getAnnotationAttributes(metaAnnotation, true));
}
for (Annotation metaMetaAnnotation : metaAnnotation.annotationType().getAnnotations()) {
metaAnnotationTypeNames.add(metaMetaAnnotation.annotationType().getName());
}
} }
for (Annotation metaMetaAnnotation : metaAnnotation.annotationType().getAnnotations()) {
metaAnnotationTypeNames.add(metaMetaAnnotation.annotationType().getName());
}
}
if (this.metaAnnotationMap != null) {
this.metaAnnotationMap.put(this.annotationType, metaAnnotationTypeNames); this.metaAnnotationMap.put(this.annotationType, metaAnnotationTypeNames);
} }
} }

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@ -39,6 +39,8 @@ import org.springframework.core.type.MethodMetadata;
*/ */
final class AnnotationMetadataReadingVisitor extends ClassMetadataReadingVisitor implements AnnotationMetadata { final class AnnotationMetadataReadingVisitor extends ClassMetadataReadingVisitor implements AnnotationMetadata {
private final ClassLoader classLoader;
private final Set<String> annotationSet = new LinkedHashSet<String>(); private final Set<String> annotationSet = new LinkedHashSet<String>();
private final Map<String, Set<String>> metaAnnotationMap = new LinkedHashMap<String, Set<String>>(); private final Map<String, Set<String>> metaAnnotationMap = new LinkedHashMap<String, Set<String>>();
@ -47,8 +49,6 @@ final class AnnotationMetadataReadingVisitor extends ClassMetadataReadingVisitor
private final Set<MethodMetadata> methodMetadataSet = new LinkedHashSet<MethodMetadata>(); private final Set<MethodMetadata> methodMetadataSet = new LinkedHashSet<MethodMetadata>();
private final ClassLoader classLoader;
public AnnotationMetadataReadingVisitor(ClassLoader classLoader) { public AnnotationMetadataReadingVisitor(ClassLoader classLoader) {
this.classLoader = classLoader; this.classLoader = classLoader;
@ -92,24 +92,18 @@ final class AnnotationMetadataReadingVisitor extends ClassMetadataReadingVisitor
return false; return false;
} }
public Map<String, Object> getAnnotationAttributes(String annotationType) { public boolean isAnnotated(String annotationType) {
return this.attributeMap.get(annotationType); return this.attributeMap.containsKey(annotationType);
} }
public Set<MethodMetadata> getAnnotatedMethods() { public Map<String, Object> getAnnotationAttributes(String annotationType) {
Set<MethodMetadata> annotatedMethods = new LinkedHashSet<MethodMetadata>(); return this.attributeMap.get(annotationType);
for (MethodMetadata method : this.methodMetadataSet) {
if (!method.getAnnotationTypes().isEmpty()) {
annotatedMethods.add(method);
}
}
return annotatedMethods;
} }
public Set<MethodMetadata> getAnnotatedMethods(String annotationType) { public Set<MethodMetadata> getAnnotatedMethods(String annotationType) {
Set<MethodMetadata> annotatedMethods = new LinkedHashSet<MethodMetadata>(); Set<MethodMetadata> annotatedMethods = new LinkedHashSet<MethodMetadata>();
for (MethodMetadata method : this.methodMetadataSet) { for (MethodMetadata method : this.methodMetadataSet) {
if (method.hasAnnotation(annotationType)) { if (method.isAnnotated(annotationType)) {
annotatedMethods.add(method); annotatedMethods.add(method);
} }
} }

View File

@ -18,7 +18,6 @@ package org.springframework.core.type.classreading;
import java.util.LinkedHashMap; import java.util.LinkedHashMap;
import java.util.Map; import java.util.Map;
import java.util.Set;
import org.springframework.asm.AnnotationVisitor; import org.springframework.asm.AnnotationVisitor;
import org.springframework.asm.MethodAdapter; import org.springframework.asm.MethodAdapter;
@ -32,8 +31,8 @@ import org.springframework.core.type.MethodMetadata;
* exposing them through the {@link org.springframework.core.type.MethodMetadata} * exposing them through the {@link org.springframework.core.type.MethodMetadata}
* interface. * interface.
* *
* @author Mark Pollack
* @author Juergen Hoeller * @author Juergen Hoeller
* @author Mark Pollack
* @since 3.0 * @since 3.0
*/ */
final class MethodMetadataReadingVisitor extends MethodAdapter implements MethodMetadata { final class MethodMetadataReadingVisitor extends MethodAdapter implements MethodMetadata {
@ -44,7 +43,7 @@ final class MethodMetadataReadingVisitor extends MethodAdapter implements Method
private final ClassLoader classLoader; private final ClassLoader classLoader;
private final Map<String, Map<String, Object>> annotationMap = new LinkedHashMap<String, Map<String, Object>>(); private final Map<String, Map<String, Object>> attributeMap = new LinkedHashMap<String, Map<String, Object>>();
public MethodMetadataReadingVisitor(String name, int access, ClassLoader classLoader) { public MethodMetadataReadingVisitor(String name, int access, ClassLoader classLoader) {
@ -55,6 +54,13 @@ final class MethodMetadataReadingVisitor extends MethodAdapter implements Method
} }
@Override
public AnnotationVisitor visitAnnotation(final String desc, boolean visible) {
String className = Type.getType(desc).getClassName();
return new AnnotationAttributesReadingVisitor(className, this.attributeMap, null, this.classLoader);
}
public String getMethodName() { public String getMethodName() {
return this.name; return this.name;
} }
@ -71,23 +77,12 @@ final class MethodMetadataReadingVisitor extends MethodAdapter implements Method
return (!isStatic() && !isFinal() && ((this.access & Opcodes.ACC_PRIVATE) == 0)); return (!isStatic() && !isFinal() && ((this.access & Opcodes.ACC_PRIVATE) == 0));
} }
public Set<String> getAnnotationTypes() { public boolean isAnnotated(String annotationType) {
return this.annotationMap.keySet(); return this.attributeMap.containsKey(annotationType);
} }
public boolean hasAnnotation(String annotationType) {
return this.annotationMap.containsKey(annotationType);
}
public Map<String, Object> getAnnotationAttributes(String annotationType) { public Map<String, Object> getAnnotationAttributes(String annotationType) {
return this.annotationMap.get(annotationType); return this.attributeMap.get(annotationType);
}
@Override
public AnnotationVisitor visitAnnotation(final String desc, boolean visible) {
String className = Type.getType(desc).getClassName();
return new AnnotationAttributesReadingVisitor(className, this.annotationMap, null, this.classLoader);
} }
} }

View File

@ -84,11 +84,10 @@ public class AnnotationMetadataTests extends TestCase {
} }
private void doTestMethodAnnotationInfo(AnnotationMetadata classMetadata) { private void doTestMethodAnnotationInfo(AnnotationMetadata classMetadata) {
Set<MethodMetadata> methods = classMetadata.getAnnotatedMethods("org.springframework.beans.factory.annotation.Autowired"); Set<MethodMetadata> methods = classMetadata.getAnnotatedMethods(Autowired.class.getName());
assertEquals(1, methods.size()); assertEquals(1, methods.size());
for (MethodMetadata methodMetadata : methods) { for (MethodMetadata methodMetadata : methods) {
Set<String> annotationTypes = methodMetadata.getAnnotationTypes(); assertTrue(methodMetadata.isAnnotated(Autowired.class.getName()));
assertEquals(1, annotationTypes.size());
} }
} }