Example usage for org.springframework.aop.target LazyInitTargetSource setTargetBeanName

Introduction

In this page you can find the example usage for org.springframework.aop.target LazyInitTargetSource setTargetBeanName.

Prototype

public void setTargetBeanName(String targetBeanName) 

Source Link

Document

Set the name of the target bean in the factory.

Usage

From source file:org.springframework.jmx.export.MBeanExporter.java

/**
 * Registers beans that are configured for lazy initialization with the
 * <code>MBeanServer<code> indirectly through a proxy.
 * @param beanName the name of the bean in the <code>BeanFactory</code>
 * @param beanKey the key associated with this bean in the beans map
 * @return the <code>ObjectName</code> under which the bean was registered
 * with the <code>MBeanServer</code>
 * @throws JMException an error in the underlying JMX infrastructure
 * @throws InvalidTargetObjectTypeException an error in the definition of the MBean resource
 *///w w  w. j a  va 2s  . c  om
private ObjectName registerLazyInit(String beanName, String beanKey)
        throws JMException, InvalidTargetObjectTypeException {

    LazyInitTargetSource targetSource = new LazyInitTargetSource();
    targetSource.setTargetBeanName(beanName);
    targetSource.setBeanFactory(this.beanFactory);

    ProxyFactory proxyFactory = new ProxyFactory();
    proxyFactory.setTargetSource(targetSource);
    proxyFactory.setProxyTargetClass(true);
    proxyFactory.setFrozen(true);

    Object proxy = proxyFactory.getProxy();
    ObjectName objectName = getObjectName(proxy, beanKey);
    if (logger.isDebugEnabled()) {
        logger.debug("Registering lazy-init MBean [" + objectName + "]");
    }

    ModelMBean mbean = createModelMBean();
    mbean.setModelMBeanInfo(getMBeanInfo(proxy, beanKey));
    mbean.setManagedResource(proxy, MR_TYPE_OBJECT_REFERENCE);

    return doRegister(mbean, objectName);
}

---

From source file:org.springframework.security.config.annotation.authentication.configuration.AuthenticationConfiguration.java

@SuppressWarnings("unchecked")
private <T> T lazyBean(Class<T> interfaceName) {
    LazyInitTargetSource lazyTargetSource = new LazyInitTargetSource();
    String[] beanNamesForType = BeanFactoryUtils.beanNamesForTypeIncludingAncestors(applicationContext,
            interfaceName);/* w w  w. j  a  va 2s .  c om*/
    if (beanNamesForType.length == 0) {
        return null;
    }
    String beanName;
    if (beanNamesForType.length > 1) {
        List<String> primaryBeanNames = Arrays.stream(beanNamesForType)
                .filter(i -> applicationContext instanceof ConfigurableApplicationContext)
                .filter(n -> ((ConfigurableApplicationContext) applicationContext).getBeanFactory()
                        .getBeanDefinition(n).isPrimary())
                .collect(Collectors.toList());

        Assert.isTrue(primaryBeanNames.size() != 0, () -> "Found " + beanNamesForType.length
                + " beans for type " + interfaceName + ", but none marked as primary");
        Assert.isTrue(primaryBeanNames.size() == 1, () -> "Found " + primaryBeanNames.size()
                + " beans for type " + interfaceName + " marked as primary");
        beanName = primaryBeanNames.get(0);
    } else {
        beanName = beanNamesForType[0];
    }

    lazyTargetSource.setTargetBeanName(beanName);
    lazyTargetSource.setBeanFactory(applicationContext);
    ProxyFactoryBean proxyFactory = new ProxyFactoryBean();
    proxyFactory = objectPostProcessor.postProcess(proxyFactory);
    proxyFactory.setTargetSource(lazyTargetSource);
    return (T) proxyFactory.getObject();
}

---