org.springframework.beans.factory.support.AbstractBeanDefinition#setBeanClass ( )源码实例Demo

protected AbstractBeanDefinition createBeanDefinition() {
	AbstractBeanDefinition bd = new GenericBeanDefinition();
	bd.setBeanClass(this.clazz);
	if (!CollectionUtils.isEmpty(this.constructorArgs)) {
		ConstructorArgumentValues cav = new ConstructorArgumentValues();
		for (Object constructorArg : this.constructorArgs) {
			cav.addGenericArgumentValue(constructorArg);
		}
		bd.setConstructorArgumentValues(cav);
	}
	if (this.parentName != null) {
		bd.setParentName(this.parentName);
	}
	this.definitionWrapper = new BeanWrapperImpl(bd);
	return bd;
}
 

@Test
public void testExplicitScopeInheritanceForChildBeanDefinitions() {
	String theChildScope = "bonanza!";

	RootBeanDefinition parent = new RootBeanDefinition();
	parent.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);

	AbstractBeanDefinition child = BeanDefinitionBuilder.childBeanDefinition("parent").getBeanDefinition();
	child.setBeanClass(TestBean.class);
	child.setScope(theChildScope);

	DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
	factory.registerBeanDefinition("parent", parent);
	factory.registerBeanDefinition("child", child);

	AbstractBeanDefinition def = (AbstractBeanDefinition) factory.getBeanDefinition("child");
	assertEquals("Child 'scope' not overriding parent scope (it must).", theChildScope, def.getScope());
}
 

protected AbstractBeanDefinition createBeanDefinition() {
	AbstractBeanDefinition bd = new GenericBeanDefinition();
	bd.setBeanClass(this.clazz);
	if (!CollectionUtils.isEmpty(this.constructorArgs)) {
		ConstructorArgumentValues cav = new ConstructorArgumentValues();
		for (Object constructorArg : this.constructorArgs) {
			cav.addGenericArgumentValue(constructorArg);
		}
		bd.setConstructorArgumentValues(cav);
	}
	if (this.parentName != null) {
		bd.setParentName(this.parentName);
	}
	this.definitionWrapper = new BeanWrapperImpl(bd);
	return bd;
}
 

@Test
public void testExplicitScopeInheritanceForChildBeanDefinitions() {
	String theChildScope = "bonanza!";

	RootBeanDefinition parent = new RootBeanDefinition();
	parent.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);

	AbstractBeanDefinition child = BeanDefinitionBuilder.childBeanDefinition("parent").getBeanDefinition();
	child.setBeanClass(TestBean.class);
	child.setScope(theChildScope);

	DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
	factory.registerBeanDefinition("parent", parent);
	factory.registerBeanDefinition("child", child);

	AbstractBeanDefinition def = (AbstractBeanDefinition) factory.getBeanDefinition("child");
	assertEquals("Child 'scope' not overriding parent scope (it must).", theChildScope, def.getScope());
}
 

protected AbstractBeanDefinition createBeanDefinition() {
	AbstractBeanDefinition bd = new GenericBeanDefinition();
	bd.setBeanClass(this.clazz);
	if (!CollectionUtils.isEmpty(this.constructorArgs)) {
		ConstructorArgumentValues cav = new ConstructorArgumentValues();
		for (Object constructorArg : this.constructorArgs) {
			cav.addGenericArgumentValue(constructorArg);
		}
		bd.setConstructorArgumentValues(cav);
	}
	if (this.parentName != null) {
		bd.setParentName(this.parentName);
	}
	this.definitionWrapper = new BeanWrapperImpl(bd);
	return bd;
}
 

@Test
public void testExplicitScopeInheritanceForChildBeanDefinitions() throws Exception {
	String theChildScope = "bonanza!";

	RootBeanDefinition parent = new RootBeanDefinition();
	parent.setScope(RootBeanDefinition.SCOPE_PROTOTYPE);

	AbstractBeanDefinition child = BeanDefinitionBuilder.childBeanDefinition("parent").getBeanDefinition();
	child.setBeanClass(TestBean.class);
	child.setScope(theChildScope);

	DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
	factory.registerBeanDefinition("parent", parent);
	factory.registerBeanDefinition("child", child);

	AbstractBeanDefinition def = (AbstractBeanDefinition) factory.getBeanDefinition("child");
	assertEquals("Child 'scope' not overriding parent scope (it must).", theChildScope, def.getScope());
}
 

private BeanDefinition buildSessionFactoryBeanDefinition(Element element, String name, BeanDefinitionParserDelegate beanDefinitionParserDelegate, BeanDefinitionRegistry beanDefinitionRegistry) {
	AbstractBeanDefinition beanDefinition = new GenericBeanDefinition();
	beanDefinition.setAttribute(ID_ATTRIBUTE, name + SESSION_FACTORY_SUFFIX);
	beanDefinition.setBeanClass(LocalSessionFactoryBean.class);
	beanDefinition.setParentName(SESSION_FACTORY_PARENT_BEAN_NAME);
	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("dataSource", new RuntimeBeanReference(name + DATA_SOURCE_SUFFIX));
	if (element.hasAttribute(TABLE_PREFIX_NAME) && !StringUtil.isEmpty(element.getAttribute(TABLE_PREFIX_NAME))) {
		AbstractBeanDefinition namingStrategyBeanDefinition = new GenericBeanDefinition();
		String randomBeanName = UUID.randomUUID().toString();
		namingStrategyBeanDefinition.setAttribute(ID_ATTRIBUTE, randomBeanName);
		namingStrategyBeanDefinition.setBeanClass(HibernateNamingStrategy.class);
		MutablePropertyValues mutablePropertyValues = new MutablePropertyValues();
		mutablePropertyValues.add("prefix", element.getAttribute(TABLE_PREFIX_NAME));
		namingStrategyBeanDefinition.setPropertyValues(mutablePropertyValues);
		beanDefinitionRegistry.registerBeanDefinition(randomBeanName, namingStrategyBeanDefinition);
		propertyValues.addPropertyValue("namingStrategy", new RuntimeBeanReference(randomBeanName));
	}
	beanDefinition.setPropertyValues(propertyValues);
	beanDefinitionParserDelegate.parsePropertyElements(element, beanDefinition);
	return beanDefinition;
}
 

@Test
public void testScopeInheritanceForChildBeanDefinitions() {
	RootBeanDefinition parent = new RootBeanDefinition();
	parent.setScope("bonanza!");

	AbstractBeanDefinition child = new ChildBeanDefinition("parent");
	child.setBeanClass(TestBean.class);

	DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
	factory.registerBeanDefinition("parent", parent);
	factory.registerBeanDefinition("child", child);

	BeanDefinition def = factory.getMergedBeanDefinition("child");
	assertEquals("Child 'scope' not inherited", "bonanza!", def.getScope());
}
 

@Test
public void testScopeInheritanceForChildBeanDefinitions() {
	RootBeanDefinition parent = new RootBeanDefinition();
	parent.setScope("bonanza!");

	AbstractBeanDefinition child = new ChildBeanDefinition("parent");
	child.setBeanClass(TestBean.class);

	DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
	factory.registerBeanDefinition("parent", parent);
	factory.registerBeanDefinition("child", child);

	BeanDefinition def = factory.getMergedBeanDefinition("child");
	assertEquals("Child 'scope' not inherited", "bonanza!", def.getScope());
}
 

protected void buildRabbitTemplateBeanDefinition(String beanName, String connectionFactoryBeanName, BeanDefinitionRegistry beanDefinitionRegistry) {
	AbstractBeanDefinition rabbitTemplateBeanDefinition = new GenericBeanDefinition();
	rabbitTemplateBeanDefinition.setBeanClass(RabbitTemplate.class);
	ConstructorArgumentValues rabbitTemplateConstructorArgumentValues = new ConstructorArgumentValues();
	rabbitTemplateConstructorArgumentValues.addIndexedArgumentValue(0, new RuntimeBeanReference(connectionFactoryBeanName));
	rabbitTemplateBeanDefinition.setConstructorArgumentValues(rabbitTemplateConstructorArgumentValues);
	beanDefinitionRegistry.registerBeanDefinition(beanName, rabbitTemplateBeanDefinition);
}
 

@Override
public BeanDefinition parse(Element element, ParserContext parserContext) {
    AbstractBeanDefinition beanDefinition = new GenericBeanDefinition();
    MutablePropertyValues propertyValues = new MutablePropertyValues();
    beanDefinition.setBeanClass(SpringContextJobDriver.class);
    propertyValues.addPropertyValue("packagesToScan", element.getAttribute("packagesToScan"));
    beanDefinition.setPropertyValues(propertyValues);
    beanDefinition.setInitMethodName("init");
    BeanDefinitionReaderUtils.registerWithGeneratedName(beanDefinition, parserContext.getRegistry());
    return beanDefinition;
}
 

protected void buildRabbitAdminBeanDefinition(String beanName, String connectionFactoryBeanName, BeanDefinitionRegistry beanDefinitionRegistry) {
	AbstractBeanDefinition rabbitAdminBeanDefinition = new GenericBeanDefinition();
	rabbitAdminBeanDefinition.setBeanClass(RabbitAdmin.class);
	ConstructorArgumentValues rabbitAdminConstructorArgumentValues = new ConstructorArgumentValues();
	rabbitAdminConstructorArgumentValues.addIndexedArgumentValue(0, new RuntimeBeanReference(connectionFactoryBeanName));
	rabbitAdminBeanDefinition.setConstructorArgumentValues(rabbitAdminConstructorArgumentValues);
	beanDefinitionRegistry.registerBeanDefinition(beanName, rabbitAdminBeanDefinition);
}
 

@Test
public void testScopeInheritanceForChildBeanDefinitions() throws Exception {
	RootBeanDefinition parent = new RootBeanDefinition();
	parent.setScope("bonanza!");

	AbstractBeanDefinition child = new ChildBeanDefinition("parent");
	child.setBeanClass(TestBean.class);

	DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
	factory.registerBeanDefinition("parent", parent);
	factory.registerBeanDefinition("child", child);

	BeanDefinition def = factory.getMergedBeanDefinition("child");
	assertEquals("Child 'scope' not inherited", "bonanza!", def.getScope());
}
 

private BeanDefinition buildDataSourceBeanDefinition(Element element, String name) {
	AbstractBeanDefinition beanDefinition = new GenericBeanDefinition();
	beanDefinition.setAttribute(ID_ATTRIBUTE, name + DATA_SOURCE_SUFFIX);
	beanDefinition.setBeanClass(SimpleDataSource.class);
	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("name", name);
	beanDefinition.setPropertyValues(propertyValues);
	return beanDefinition;
}
 

private BeanDefinition buildSqlSessionFactoryBeanDefinition(Element element, String name) {
	AbstractBeanDefinition beanDefinition = new GenericBeanDefinition();
	beanDefinition.setAttribute(ID_ATTRIBUTE, name + SQL_SESSION_FACTORY_SUFFIX);
	beanDefinition.setBeanClass(SqlSessionFactoryBean.class);
	beanDefinition.setParentName(SQL_SESSION_FACTORY_PARENT_BEAN_NAME);
	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("dataSource", new RuntimeBeanReference(name + DATA_SOURCE_SUFFIX));
	propertyValues.add("mapperLocations", MAPPER_LOCATIONS_PREFIX + name + MAPPER_LOCATIONS_SUFFIX);
	beanDefinition.setPropertyValues(propertyValues);
	return beanDefinition;
}
 

private BeanDefinition buildSqlSessionTemplateBeanDefinition(Element element, String name) {
	AbstractBeanDefinition beanDefinition = new GenericBeanDefinition();
	beanDefinition.setAttribute(ID_ATTRIBUTE, name + SQL_SESSION_TEMPLATE_SUFFIX);
	beanDefinition.setBeanClass(SqlSessionTemplate.class);
	ConstructorArgumentValues constructorArgumentValues = new ConstructorArgumentValues();
	constructorArgumentValues.addIndexedArgumentValue(0, new RuntimeBeanReference(name + SQL_SESSION_FACTORY_SUFFIX));
	beanDefinition.setConstructorArgumentValues(constructorArgumentValues);
	return beanDefinition;
}
 

protected void buildConnectionFactoryBeanDefinition(String beanName, String host, BeanDefinitionRegistry beanDefinitionRegistry) {
	AbstractBeanDefinition connectionFactoryBeanDefinition = new GenericBeanDefinition();
	connectionFactoryBeanDefinition.setBeanClass(CachingConnectionFactory.class);
	if (!StringUtil.isEmpty(host)) {
		MutablePropertyValues connectionFactoryPropertyValues = new MutablePropertyValues();
		connectionFactoryPropertyValues.add("host", host);
		connectionFactoryBeanDefinition.setPropertyValues(connectionFactoryPropertyValues);
	}
	beanDefinitionRegistry.registerBeanDefinition(beanName, connectionFactoryBeanDefinition);
}
 

private BeanDefinition buildHibernateTransactionManagerBeanDefinition(Element element, String name) {
	AbstractBeanDefinition beanDefinition = new GenericBeanDefinition();
	beanDefinition.setAttribute(ID_ATTRIBUTE, name + HIBERNATE_TRANSACTION_MANAGER_SUFFIX);
	beanDefinition.setBeanClass(HibernateTransactionManager.class);
	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("sessionFactory", new RuntimeBeanReference(name + SESSION_FACTORY_SUFFIX));
	beanDefinition.setPropertyValues(propertyValues);
	return beanDefinition;
}
 

private BeanDefinition buildHibernateAdviceBeanDefinition(Element element, String name) {
	AbstractBeanDefinition beanDefinition = new GenericBeanDefinition();
	beanDefinition.setAttribute(ID_ATTRIBUTE, name + HIBERNATE_ADVICE_SUFFIX);
	beanDefinition.setBeanClass(TransactionInterceptor.class);
	MutablePropertyValues propertyValues = new MutablePropertyValues();
	propertyValues.add("transactionManager", new RuntimeBeanReference(name + HIBERNATE_TRANSACTION_MANAGER_SUFFIX));
	propertyValues.add("transactionAttributeSource", new RuntimeBeanReference(name + TRANSACTION_ATTRIBUTE_SOURCE_SUFFIX));
	beanDefinition.setPropertyValues(propertyValues);
	return beanDefinition;
}
 

/**
 * Gets test Spring application context with single {@link StringBuilder} bean
 * with name "myBean" and value "Test string".
 *
 * @return Spring application context.
 */
private ApplicationContext getTestApplicationContext() {
    AbstractBeanDefinition def = new GenericBeanDefinition();

    def.setBeanClass(StringBuilder.class);

    ConstructorArgumentValues args = new ConstructorArgumentValues();
    args.addGenericArgumentValue("Test string");

    def.setConstructorArgumentValues(args);

    GenericApplicationContext ctx = new GenericApplicationContext();

    ctx.registerBeanDefinition("myBean", def);

    return ctx;
}