org.springframework.beans.factory.support
Class BeanDefinitionReaderUtils

java.lang.Object
  org.springframework.beans.factory.support.BeanDefinitionReaderUtils

public class BeanDefinitionReaderUtils

extends Object

Utility methods that are useful for bean definition readers implementations.

Since:

09.07.2004

Author:

Juergen Hoeller

See Also:

PropertiesBeanDefinitionReader, DefaultXmlBeanDefinitionParser

Field Summary

static String

GENERATED_BEAN_NAME_SEPARATOR Separator for generated bean names.

Constructor Summary

BeanDefinitionReaderUtils()

Method Summary

static AbstractBeanDefinition	createBeanDefinition(String className, String parent, ConstructorArgumentValues cargs, MutablePropertyValues pvs, ClassLoader classLoader) Create a new RootBeanDefinition or ChildBeanDefinition for the given class name, parent, constructor arguments, and property values.
static String	generateBeanName(AbstractBeanDefinition beanDefinition, BeanDefinitionRegistry beanFactory) Generate a bean name for the given bean definition, unique within the given bean factory.
static void	registerBeanDefinition(BeanDefinitionHolder bdHolder, BeanDefinitionRegistry beanFactory) Register the given bean definition with the given bean factory.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

GENERATED_BEAN_NAME_SEPARATOR

public static final String GENERATED_BEAN_NAME_SEPARATOR

Separator for generated bean names. If a class name or parent name is not unique, "#2", "#3" etc will be appended, until the name becomes unique.

See Also:

Constant Field Values

Constructor Detail

BeanDefinitionReaderUtils

public BeanDefinitionReaderUtils()

Method Detail

createBeanDefinition

public static AbstractBeanDefinition createBeanDefinition(String className,
                                                          String parent,
                                                          ConstructorArgumentValues cargs,
                                                          MutablePropertyValues pvs,
                                                          ClassLoader classLoader)
                                                   throws ClassNotFoundException

Create a new RootBeanDefinition or ChildBeanDefinition for the given class name, parent, constructor arguments, and property values.

Parameters:

className - the name of the bean class, if any

parent - the name of the parent bean, if any

cargs - the constructor arguments, if any

pvs - the property values, if any

classLoader - the ClassLoader to use for loading bean classes (can be null to just register bean classes by name)

Returns:

the bean definition

Throws:

ClassNotFoundException - if the bean class could not be loaded

generateBeanName

public static String generateBeanName(AbstractBeanDefinition beanDefinition,
                                      BeanDefinitionRegistry beanFactory)
                               throws BeanDefinitionStoreException

Generate a bean name for the given bean definition, unique within the given bean factory.

Parameters:

beanDefinition - the bean definition to generate a bean name for

beanFactory - the bean factory that the definition is going to be registered with (to check for existing bean names)

Returns:

the bean name to use

Throws:

BeanDefinitionStoreException - if no unique name can be generated for the given bean definition

registerBeanDefinition

public static void registerBeanDefinition(BeanDefinitionHolder bdHolder,
                                          BeanDefinitionRegistry beanFactory)
                                   throws BeansException

Register the given bean definition with the given bean factory.

Parameters:

bdHolder - the bean definition including name and aliases

beanFactory - the bean factory to register with

Throws:

BeansException - if registration failed