How to use

registerAlias

method

in

org.springframework.beans.factory.config.ConfigurableBeanFactory

@Test
public void aliasing() {
  BeanFactory bf = getBeanFactory();
  if (!(bf instanceof ConfigurableBeanFactory)) {
    return;
  }
  ConfigurableBeanFactory cbf = (ConfigurableBeanFactory) bf;
  String alias = "rods alias";
  try {
    cbf.getBean(alias);
    fail("Shouldn't permit factory get on normal bean");
  }
  catch (NoSuchBeanDefinitionException ex) {
    // Ok
    assertTrue(alias.equals(ex.getBeanName()));
  }
  // Create alias
  cbf.registerAlias("rod", alias);
  Object rod = getBeanFactory().getBean("rod");
  Object aliasRod = getBeanFactory().getBean(alias);
  assertTrue(rod == aliasRod);
}

void registerAlias(String beanName, String indexName) {
  Optional.ofNullable(getBeanFactory()).filter(it -> it instanceof ConfigurableBeanFactory)
    .filter(it -> (beanName != null && !beanName.equals(indexName)))
    .ifPresent(it -> ((ConfigurableBeanFactory) it).registerAlias(beanName, indexName));
}

void registerAlias(String beanName, String indexName) {
  Optional.ofNullable(getBeanFactory()).filter(it -> it instanceof ConfigurableBeanFactory)
    .filter(it -> (beanName != null && !beanName.equals(indexName)))
    .ifPresent(it -> ((ConfigurableBeanFactory) it).registerAlias(beanName, indexName));
}

@PostConstruct
public void init() {
  getBeanFactory().registerAlias(getSessionSerializerBeanName(), SESSION_SERIALIZER_BEAN_ALIAS);
}