Example usage for org.springframework.aop.framework ProxyFactoryBean setTargetSource

Introduction

In this page you can find the example usage for org.springframework.aop.framework ProxyFactoryBean setTargetSource.

Prototype

@Override
    public void setTargetSource(@Nullable TargetSource targetSource) 

Source Link

Usage

From source file:com.github.lothar.security.acl.jpa.query.AclJpaQuery.java

private AclPredicateTargetSource installAclPredicateTargetSource() {
    synchronized (cachedCriteriaQuery) {
        Predicate restriction = cachedCriteriaQuery.getRestriction();

        if (restriction instanceof Advised) {
            Advised advised = (Advised) restriction;
            if (advised.getTargetSource() instanceof AclPredicateTargetSource) {
                return (AclPredicateTargetSource) advised.getTargetSource();
            }/*w w  w  .j a  va  2 s .c  o m*/
        }

        AclPredicateTargetSource targetSource = new AclPredicateTargetSource(em.getCriteriaBuilder(),
                restriction);
        ProxyFactoryBean factoryBean = new ProxyFactoryBean();
        factoryBean.setTargetSource(targetSource);
        factoryBean.setAutodetectInterfaces(true);
        Predicate enhancedPredicate = (Predicate) factoryBean.getObject();
        logger.debug("ACL Jpa Specification target source initialized for criteria {}", cachedCriteriaQuery);

        // install proxy inside criteria
        cachedCriteriaQuery.where(enhancedPredicate);
        return targetSource;
    }
}

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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);//from  w w w  .  j a  v a2  s . c  o  m
    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();
}

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