本文整理汇总了Java中org.springframework.beans.factory.FactoryBean.isSingleton方法的典型用法代码示例。如果您正苦于以下问题:Java FactoryBean.isSingleton方法的具体用法?Java FactoryBean.isSingleton怎么用?Java FactoryBean.isSingleton使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.springframework.beans.factory.FactoryBean
的用法示例。
在下文中一共展示了FactoryBean.isSingleton方法的5个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getBeansOfType
import org.springframework.beans.factory.FactoryBean; //导入方法依赖的package包/类
@Override
@SuppressWarnings("unchecked")
public <T> Map<String, T> getBeansOfType(Class<T> type, boolean includeNonSingletons, boolean includeFactoryBeans)
throws BeansException {
boolean isFactoryType = (type != null && FactoryBean.class.isAssignableFrom(type));
Map<String, T> matches = new HashMap<String, T>();
for (Map.Entry<String, Object> entry : beans.entrySet()) {
String beanName = entry.getKey();
Object beanInstance = entry.getValue();
// Is bean a FactoryBean?
if (beanInstance instanceof FactoryBean && !isFactoryType) {
if (includeFactoryBeans) {
// Match object created by FactoryBean.
FactoryBean<?> factory = (FactoryBean<?>) beanInstance;
Class<?> objectType = factory.getObjectType();
if ((includeNonSingletons || factory.isSingleton()) &&
objectType != null && (type == null || type.isAssignableFrom(objectType))) {
matches.put(beanName, getBean(beanName, type));
}
}
}
else {
if (type == null || type.isInstance(beanInstance)) {
// If type to match is FactoryBean, return FactoryBean itself.
// Else, return bean instance.
if (isFactoryType) {
beanName = FACTORY_BEAN_PREFIX + beanName;
}
matches.put(beanName, (T) beanInstance);
}
}
}
return matches;
}
示例2: getBeansOfType
import org.springframework.beans.factory.FactoryBean; //导入方法依赖的package包/类
@Override
@SuppressWarnings("unchecked")
public <T> Map<String, T> getBeansOfType(Class<T> type, boolean includeNonSingletons, boolean allowEagerInit)
throws BeansException {
boolean isFactoryType = (type != null && FactoryBean.class.isAssignableFrom(type));
Map<String, T> matches = new HashMap<String, T>();
for (Map.Entry<String, Object> entry : this.beans.entrySet()) {
String beanName = entry.getKey();
Object beanInstance = entry.getValue();
// Is bean a FactoryBean?
if (beanInstance instanceof FactoryBean && !isFactoryType) {
// Match object created by FactoryBean.
FactoryBean<?> factory = (FactoryBean<?>) beanInstance;
Class<?> objectType = factory.getObjectType();
if ((includeNonSingletons || factory.isSingleton()) &&
objectType != null && (type == null || type.isAssignableFrom(objectType))) {
matches.put(beanName, getBean(beanName, type));
}
}
else {
if (type == null || type.isInstance(beanInstance)) {
// If type to match is FactoryBean, return FactoryBean itself.
// Else, return bean instance.
if (isFactoryType) {
beanName = FACTORY_BEAN_PREFIX + beanName;
}
matches.put(beanName, (T) beanInstance);
}
}
}
return matches;
}
示例3: getBeansOfType
import org.springframework.beans.factory.FactoryBean; //导入方法依赖的package包/类
@Override
@SuppressWarnings("unchecked")
public <T> Map<String, T> getBeansOfType(Class<T> type, boolean includeNonSingletons, boolean allowEagerInit)
throws BeansException {
boolean isFactoryType = (type != null && FactoryBean.class.isAssignableFrom(type));
Map<String, T> matches = new LinkedHashMap<String, T>();
for (Map.Entry<String, Object> entry : this.beans.entrySet()) {
String beanName = entry.getKey();
Object beanInstance = entry.getValue();
// Is bean a FactoryBean?
if (beanInstance instanceof FactoryBean && !isFactoryType) {
// Match object created by FactoryBean.
FactoryBean<?> factory = (FactoryBean<?>) beanInstance;
Class<?> objectType = factory.getObjectType();
if ((includeNonSingletons || factory.isSingleton()) &&
objectType != null && (type == null || type.isAssignableFrom(objectType))) {
matches.put(beanName, getBean(beanName, type));
}
}
else {
if (type == null || type.isInstance(beanInstance)) {
// If type to match is FactoryBean, return FactoryBean itself.
// Else, return bean instance.
if (isFactoryType) {
beanName = FACTORY_BEAN_PREFIX + beanName;
}
matches.put(beanName, (T) beanInstance);
}
}
}
return matches;
}
示例4: isSingleton
import org.springframework.beans.factory.FactoryBean; //导入方法依赖的package包/类
@Override
public boolean isSingleton(String name) throws NoSuchBeanDefinitionException {
String beanName = transformedBeanName(name);
Object beanInstance = getSingleton(beanName, false);
if (beanInstance != null) {
if (beanInstance instanceof FactoryBean) {
return (BeanFactoryUtils.isFactoryDereference(name) || ((FactoryBean<?>) beanInstance).isSingleton());
}
else {
return !BeanFactoryUtils.isFactoryDereference(name);
}
}
else if (containsSingleton(beanName)) {
return true;
}
else {
// No singleton instance found -> check bean definition.
BeanFactory parentBeanFactory = getParentBeanFactory();
if (parentBeanFactory != null && !containsBeanDefinition(beanName)) {
// No bean definition found in this factory -> delegate to parent.
return parentBeanFactory.isSingleton(originalBeanName(name));
}
RootBeanDefinition mbd = getMergedLocalBeanDefinition(beanName);
// In case of FactoryBean, return singleton status of created object if not a dereference.
if (mbd.isSingleton()) {
if (isFactoryBean(beanName, mbd)) {
if (BeanFactoryUtils.isFactoryDereference(name)) {
return true;
}
FactoryBean<?> factoryBean = (FactoryBean<?>) getBean(FACTORY_BEAN_PREFIX + beanName);
return factoryBean.isSingleton();
}
else {
return !BeanFactoryUtils.isFactoryDereference(name);
}
}
else {
return false;
}
}
}
示例5: isPrototype
import org.springframework.beans.factory.FactoryBean; //导入方法依赖的package包/类
@Override
public boolean isPrototype(String name) throws NoSuchBeanDefinitionException {
String beanName = transformedBeanName(name);
BeanFactory parentBeanFactory = getParentBeanFactory();
if (parentBeanFactory != null && !containsBeanDefinition(beanName)) {
// No bean definition found in this factory -> delegate to parent.
return parentBeanFactory.isPrototype(originalBeanName(name));
}
RootBeanDefinition mbd = getMergedLocalBeanDefinition(beanName);
if (mbd.isPrototype()) {
// In case of FactoryBean, return singleton status of created object if not a dereference.
return (!BeanFactoryUtils.isFactoryDereference(name) || isFactoryBean(beanName, mbd));
}
else {
// Singleton or scoped - not a prototype.
// However, FactoryBean may still produce a prototype object...
if (BeanFactoryUtils.isFactoryDereference(name)) {
return false;
}
if (isFactoryBean(beanName, mbd)) {
final FactoryBean<?> factoryBean = (FactoryBean<?>) getBean(FACTORY_BEAN_PREFIX + beanName);
if (System.getSecurityManager() != null) {
return AccessController.doPrivileged(new PrivilegedAction<Boolean>() {
@Override
public Boolean run() {
return ((factoryBean instanceof SmartFactoryBean && ((SmartFactoryBean<?>) factoryBean).isPrototype()) ||
!factoryBean.isSingleton());
}
}, getAccessControlContext());
}
else {
return ((factoryBean instanceof SmartFactoryBean && ((SmartFactoryBean<?>) factoryBean).isPrototype()) ||
!factoryBean.isSingleton());
}
}
else {
return false;
}
}
}