Java Code Examples for org.springframework.beans.factory.config.ConfigurableBeanFactory#registerDependentBean()
The following examples show how to use
org.springframework.beans.factory.config.ConfigurableBeanFactory#registerDependentBean() .
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Example 1
| Source File: CommonAnnotationBeanPostProcessor.java From lams with GNU General Public License v2.0 | 5 votes |
|
/**
* Obtain a resource object for the given name and type through autowiring
* based on the given factory.
* @param factory the factory to autowire against
* @param element the descriptor for the annotated field/method
* @param requestingBeanName the name of the requesting bean
* @return the resource object (never {@code null})
* @throws BeansException if we failed to obtain the target resource
*/
protected Object autowireResource(BeanFactory factory, LookupElement element, String requestingBeanName)
throws BeansException {
Object resource;
Set<String> autowiredBeanNames;
String name = element.name;
if (this.fallbackToDefaultTypeMatch && element.isDefaultName &&
factory instanceof AutowireCapableBeanFactory && !factory.containsBean(name)) {
autowiredBeanNames = new LinkedHashSet<String>();
resource = ((AutowireCapableBeanFactory) factory).resolveDependency(
element.getDependencyDescriptor(), requestingBeanName, autowiredBeanNames, null);
}
else {
resource = factory.getBean(name, element.lookupType);
autowiredBeanNames = Collections.singleton(name);
}
if (factory instanceof ConfigurableBeanFactory) {
ConfigurableBeanFactory beanFactory = (ConfigurableBeanFactory) factory;
for (String autowiredBeanName : autowiredBeanNames) {
if (beanFactory.containsBean(autowiredBeanName)) {
beanFactory.registerDependentBean(autowiredBeanName, requestingBeanName);
}
}
}
return resource;
}
Example 2
| Source File: CommonAnnotationBeanPostProcessor.java From spring4-understanding with Apache License 2.0 | 5 votes |
|
/**
* Obtain a resource object for the given name and type through autowiring
* based on the given factory.
* @param factory the factory to autowire against
* @param element the descriptor for the annotated field/method
* @param requestingBeanName the name of the requesting bean
* @return the resource object (never {@code null})
* @throws BeansException if we failed to obtain the target resource
*/
protected Object autowireResource(BeanFactory factory, LookupElement element, String requestingBeanName)
throws BeansException {
Object resource;
Set<String> autowiredBeanNames;
String name = element.name;
if (this.fallbackToDefaultTypeMatch && element.isDefaultName &&
factory instanceof AutowireCapableBeanFactory && !factory.containsBean(name)) {
autowiredBeanNames = new LinkedHashSet<String>();
resource = ((AutowireCapableBeanFactory) factory).resolveDependency(
element.getDependencyDescriptor(), requestingBeanName, autowiredBeanNames, null);
}
else {
resource = factory.getBean(name, element.lookupType);
autowiredBeanNames = Collections.singleton(name);
}
if (factory instanceof ConfigurableBeanFactory) {
ConfigurableBeanFactory beanFactory = (ConfigurableBeanFactory) factory;
for (String autowiredBeanName : autowiredBeanNames) {
if (beanFactory.containsBean(autowiredBeanName)) {
beanFactory.registerDependentBean(autowiredBeanName, requestingBeanName);
}
}
}
return resource;
}
Example 3
| Source File: ConfigurationClassEnhancer.java From spring-analysis-note with MIT License | 4 votes |
|
private Object resolveBeanReference(Method beanMethod, Object[] beanMethodArgs,
ConfigurableBeanFactory beanFactory, String beanName) {
// The user (i.e. not the factory) is requesting this bean through a call to
// the bean method, direct or indirect. The bean may have already been marked
// as 'in creation' in certain autowiring scenarios; if so, temporarily set
// the in-creation status to false in order to avoid an exception.
boolean alreadyInCreation = beanFactory.isCurrentlyInCreation(beanName);
try {
if (alreadyInCreation) {
beanFactory.setCurrentlyInCreation(beanName, false);
}
boolean useArgs = !ObjectUtils.isEmpty(beanMethodArgs);
if (useArgs && beanFactory.isSingleton(beanName)) {
// Stubbed null arguments just for reference purposes,
// expecting them to be autowired for regular singleton references?
// A safe assumption since @Bean singleton arguments cannot be optional...
for (Object arg : beanMethodArgs) {
if (arg == null) {
useArgs = false;
break;
}
}
}
Object beanInstance = (useArgs ? beanFactory.getBean(beanName, beanMethodArgs) :
beanFactory.getBean(beanName));
if (!ClassUtils.isAssignableValue(beanMethod.getReturnType(), beanInstance)) {
// Detect package-protected NullBean instance through equals(null) check
if (beanInstance.equals(null)) {
if (logger.isDebugEnabled()) {
logger.debug(String.format("@Bean method %s.%s called as bean reference " +
"for type [%s] returned null bean; resolving to null value.",
beanMethod.getDeclaringClass().getSimpleName(), beanMethod.getName(),
beanMethod.getReturnType().getName()));
}
beanInstance = null;
}
else {
String msg = String.format("@Bean method %s.%s called as bean reference " +
"for type [%s] but overridden by non-compatible bean instance of type [%s].",
beanMethod.getDeclaringClass().getSimpleName(), beanMethod.getName(),
beanMethod.getReturnType().getName(), beanInstance.getClass().getName());
try {
BeanDefinition beanDefinition = beanFactory.getMergedBeanDefinition(beanName);
msg += " Overriding bean of same name declared in: " + beanDefinition.getResourceDescription();
}
catch (NoSuchBeanDefinitionException ex) {
// Ignore - simply no detailed message then.
}
throw new IllegalStateException(msg);
}
}
Method currentlyInvoked = SimpleInstantiationStrategy.getCurrentlyInvokedFactoryMethod();
if (currentlyInvoked != null) {
String outerBeanName = BeanAnnotationHelper.determineBeanNameFor(currentlyInvoked);
beanFactory.registerDependentBean(beanName, outerBeanName);
}
return beanInstance;
}
finally {
if (alreadyInCreation) {
beanFactory.setCurrentlyInCreation(beanName, true);
}
}
}
Example 4
| Source File: ConfigurationClassEnhancer.java From java-technology-stack with MIT License | 4 votes |
|
private Object resolveBeanReference(Method beanMethod, Object[] beanMethodArgs,
ConfigurableBeanFactory beanFactory, String beanName) {
// The user (i.e. not the factory) is requesting this bean through a call to
// the bean method, direct or indirect. The bean may have already been marked
// as 'in creation' in certain autowiring scenarios; if so, temporarily set
// the in-creation status to false in order to avoid an exception.
boolean alreadyInCreation = beanFactory.isCurrentlyInCreation(beanName);
try {
if (alreadyInCreation) {
beanFactory.setCurrentlyInCreation(beanName, false);
}
boolean useArgs = !ObjectUtils.isEmpty(beanMethodArgs);
if (useArgs && beanFactory.isSingleton(beanName)) {
// Stubbed null arguments just for reference purposes,
// expecting them to be autowired for regular singleton references?
// A safe assumption since @Bean singleton arguments cannot be optional...
for (Object arg : beanMethodArgs) {
if (arg == null) {
useArgs = false;
break;
}
}
}
Object beanInstance = (useArgs ? beanFactory.getBean(beanName, beanMethodArgs) :
beanFactory.getBean(beanName));
if (!ClassUtils.isAssignableValue(beanMethod.getReturnType(), beanInstance)) {
// Detect package-protected NullBean instance through equals(null) check
if (beanInstance.equals(null)) {
if (logger.isDebugEnabled()) {
logger.debug(String.format("@Bean method %s.%s called as bean reference " +
"for type [%s] returned null bean; resolving to null value.",
beanMethod.getDeclaringClass().getSimpleName(), beanMethod.getName(),
beanMethod.getReturnType().getName()));
}
beanInstance = null;
}
else {
String msg = String.format("@Bean method %s.%s called as bean reference " +
"for type [%s] but overridden by non-compatible bean instance of type [%s].",
beanMethod.getDeclaringClass().getSimpleName(), beanMethod.getName(),
beanMethod.getReturnType().getName(), beanInstance.getClass().getName());
try {
BeanDefinition beanDefinition = beanFactory.getMergedBeanDefinition(beanName);
msg += " Overriding bean of same name declared in: " + beanDefinition.getResourceDescription();
}
catch (NoSuchBeanDefinitionException ex) {
// Ignore - simply no detailed message then.
}
throw new IllegalStateException(msg);
}
}
Method currentlyInvoked = SimpleInstantiationStrategy.getCurrentlyInvokedFactoryMethod();
if (currentlyInvoked != null) {
String outerBeanName = BeanAnnotationHelper.determineBeanNameFor(currentlyInvoked);
beanFactory.registerDependentBean(beanName, outerBeanName);
}
return beanInstance;
}
finally {
if (alreadyInCreation) {
beanFactory.setCurrentlyInCreation(beanName, true);
}
}
}
Example 5
| Source File: ConfigurationClassEnhancer.java From lams with GNU General Public License v2.0 | 4 votes |
|
private Object obtainBeanInstanceFromFactory(Method beanMethod, Object[] beanMethodArgs,
ConfigurableBeanFactory beanFactory, String beanName) {
// The user (i.e. not the factory) is requesting this bean through a call to
// the bean method, direct or indirect. The bean may have already been marked
// as 'in creation' in certain autowiring scenarios; if so, temporarily set
// the in-creation status to false in order to avoid an exception.
boolean alreadyInCreation = beanFactory.isCurrentlyInCreation(beanName);
try {
if (alreadyInCreation) {
beanFactory.setCurrentlyInCreation(beanName, false);
}
boolean useArgs = !ObjectUtils.isEmpty(beanMethodArgs);
if (useArgs && beanFactory.isSingleton(beanName)) {
// Stubbed null arguments just for reference purposes,
// expecting them to be autowired for regular singleton references?
// A safe assumption since @Bean singleton arguments cannot be optional...
for (Object arg : beanMethodArgs) {
if (arg == null) {
useArgs = false;
break;
}
}
}
Object beanInstance = (useArgs ? beanFactory.getBean(beanName, beanMethodArgs) :
beanFactory.getBean(beanName));
if (beanInstance != null && !ClassUtils.isAssignableValue(beanMethod.getReturnType(), beanInstance)) {
String msg = String.format("@Bean method %s.%s called as a bean reference " +
"for type [%s] but overridden by non-compatible bean instance of type [%s].",
beanMethod.getDeclaringClass().getSimpleName(), beanMethod.getName(),
beanMethod.getReturnType().getName(), beanInstance.getClass().getName());
try {
BeanDefinition beanDefinition = beanFactory.getMergedBeanDefinition(beanName);
msg += " Overriding bean of same name declared in: " + beanDefinition.getResourceDescription();
}
catch (NoSuchBeanDefinitionException ex) {
// Ignore - simply no detailed message then.
}
throw new IllegalStateException(msg);
}
Method currentlyInvoked = SimpleInstantiationStrategy.getCurrentlyInvokedFactoryMethod();
if (currentlyInvoked != null) {
String outerBeanName = BeanAnnotationHelper.determineBeanNameFor(currentlyInvoked);
beanFactory.registerDependentBean(beanName, outerBeanName);
}
return beanInstance;
}
finally {
if (alreadyInCreation) {
beanFactory.setCurrentlyInCreation(beanName, true);
}
}
}
