Example usage for org.springframework.beans.factory.config InstantiationAwareBeanPostProcessorAdapter InstantiationAwareBeanPostProcessorAdapter

Introduction

In this page you can find the example usage for org.springframework.beans.factory.config InstantiationAwareBeanPostProcessorAdapter InstantiationAwareBeanPostProcessorAdapter.

Prototype

InstantiationAwareBeanPostProcessorAdapter

Source Link

Usage

From source file:org.springframework.beans.factory.DefaultListableBeanFactoryTests.java

private void doTestFieldSettingWithInstantiationAwarePostProcessor(final boolean skipPropertyPopulation) {
    DefaultListableBeanFactory lbf = new DefaultListableBeanFactory();
    RootBeanDefinition bd = new RootBeanDefinition(TestBean.class);
    int ageSetByPropertyValue = 27;
    bd.getPropertyValues().addPropertyValue(new PropertyValue("age", new Integer(ageSetByPropertyValue)));
    lbf.registerBeanDefinition("test", bd);
    final String nameSetOnField = "nameSetOnField";
    lbf.addBeanPostProcessor(new InstantiationAwareBeanPostProcessorAdapter() {
        @Override/*from  www . j  a v  a  2s .c  om*/
        public boolean postProcessAfterInstantiation(Object bean, String beanName) throws BeansException {
            TestBean tb = (TestBean) bean;
            try {
                Field f = TestBean.class.getDeclaredField("name");
                f.setAccessible(true);
                f.set(tb, nameSetOnField);
                return !skipPropertyPopulation;
            } catch (Exception ex) {
                fail("Unexpected exception: " + ex);
                // Keep compiler happy about return
                throw new IllegalStateException();
            }
        }
    });
    lbf.preInstantiateSingletons();
    TestBean tb = (TestBean) lbf.getBean("test");
    assertEquals("Name was set on field by IAPP", nameSetOnField, tb.getName());
    if (!skipPropertyPopulation) {
        assertEquals("Property value still set", ageSetByPropertyValue, tb.getAge());
    } else {
        assertEquals("Property value was NOT set and still has default value", 0, tb.getAge());
    }
}

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