Package org.apache.logging.log4j.plugins.di.spi

Interface ReflectionAgent

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
@NullUnmarked
public interface ReflectionAgent

Provides reflection operations using the calling context of another class. This is useful for centralizing which module to open oneself to instead of this Log4j Plugins module.

Method Summary

Modifier and Type	Method	Description
default Object	getFieldValue(@NonNull Field field, Object instance)
default Object	invokeMethod(@NonNull Method method, Object instance, Object... args)
void	makeAccessible(@NonNull AccessibleObject object)	Invokes AccessibleObject.setAccessible(boolean) from a class contained in a module that will be used to perform reflective operations.
default <T> @NonNull T	newInstance(@NonNull Class<T> clazz)
default <T> @NonNull T	newInstance(@NonNull Constructor<T> constructor, Object... args)
default void	setFieldValue(@NonNull Field field, Object instance, Object value)

Method Details

makeAccessible

void makeAccessible(@NonNull AccessibleObject object)

Invokes AccessibleObject.setAccessible(boolean) from a class contained in a module that will be used to perform reflective operations.

Parameters:

object - the object to make accessible (never null)

Throws:

InaccessibleObjectException - if this cannot access the provided object

SecurityException - if the request is denied by the security manager

getFieldValue

default Object getFieldValue(@NonNull Field field,
 Object instance)

setFieldValue

default void setFieldValue(@NonNull Field field,
 Object instance,
 Object value)

invokeMethod

default Object invokeMethod(@NonNull Method method,
 Object instance,
 Object... args)

newInstance

default <T> @NonNull T newInstance(@NonNull Constructor<T> constructor,
 Object... args)

newInstance

default <T> @NonNull T newInstance(@NonNull Class<T> clazz)