Package org.springframework.context.annotation

Class ResourceElementResolver

java.lang.Object

org.springframework.context.annotation.ResourceElementResolver

public abstract class ResourceElementResolver
extends Object

Resolver for the injection of named beans on a field or method element, following the rules of the Resource annotation but without any JNDI support. This is primarily intended for AOT processing.

Since:

6.1.2

Author:

Stephane Nicoll, Juergen Hoeller

See Also:

• CommonAnnotationBeanPostProcessor
• Resource

Method Summary

Modifier and Type	Method	Description
static ResourceElementResolver	forField(String fieldName)	Create a new ResourceElementResolver.ResourceFieldResolver for the specified field.
static ResourceElementResolver	forField(String fieldName, String resourceName)	Create a new ResourceElementResolver.ResourceFieldResolver for the specified field and resource name.
static ResourceElementResolver	forMethod(String methodName, Class<?> parameterType)	Create a new ResourceElementResolver.ResourceMethodResolver for the specified method using a resource name that infers from the method name.
static ResourceElementResolver	forMethod(String methodName, Class<?> parameterType, String resourceName)	Create a new ResourceElementResolver.ResourceMethodResolver for the specified method and resource name.
<T> @Nullable T	resolve(RegisteredBean registeredBean)	Resolve the value for the specified registered bean.
abstract void	resolveAndSet(RegisteredBean registeredBean, Object instance)	Resolve the value for the specified registered bean and set it using reflection.

Methods inherited from class java.lang.Object

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

Method Details

forField

public static ResourceElementResolver forField(String fieldName)

Create a new ResourceElementResolver.ResourceFieldResolver for the specified field.

Parameters:

fieldName - the field name

Returns:

a new ResourceElementResolver.ResourceFieldResolver instance

forField

public static ResourceElementResolver forField(String fieldName,
 String resourceName)

Create a new ResourceElementResolver.ResourceFieldResolver for the specified field and resource name.

Parameters:

fieldName - the field name

resourceName - the resource name

Returns:

a new ResourceElementResolver.ResourceFieldResolver instance

forMethod

public static ResourceElementResolver forMethod(String methodName,
 Class<?> parameterType)

Create a new ResourceElementResolver.ResourceMethodResolver for the specified method using a resource name that infers from the method name.

Parameters:

methodName - the method name

parameterType - the parameter type.

Returns:

a new ResourceElementResolver.ResourceMethodResolver instance

forMethod

public static ResourceElementResolver forMethod(String methodName,
 Class<?> parameterType,
 String resourceName)

Create a new ResourceElementResolver.ResourceMethodResolver for the specified method and resource name.

Parameters:

methodName - the method name

parameterType - the parameter type

resourceName - the resource name

Returns:

a new ResourceElementResolver.ResourceMethodResolver instance

resolve

public <T> @Nullable T resolve(RegisteredBean registeredBean)

Resolve the value for the specified registered bean.

Parameters:

registeredBean - the registered bean

Returns:

the resolved field or method parameter value

resolveAndSet

public abstract void resolveAndSet(RegisteredBean registeredBean,
 Object instance)

Resolve the value for the specified registered bean and set it using reflection.

Parameters:

registeredBean - the registered bean

instance - the bean instance