io.micronaut.core.type

Interface Executable<T,R>

Type Parameters:

T - The declaring type

R - The result of the method call

All Superinterfaces:

AnnotationMetadataProvider, AnnotationSource

All Known Subinterfaces:

BeanDefinitionMethodReference<T,R>, BeanMethod<B,T>, BoundExecutable<T,R>, ConstructorInvocationContext<T>, DelegatingExecutableMethod<T,R>, ExecutableMethod<T,R>, InvocationContext<T,R>, MethodInjectionPoint<B,T>, MethodInvocationContext<T,R>

All Known Implementing Classes:

AbstractBeanMethod, AbstractExecutableBeanMethod, AbstractExecutableMethod, ConstructorInterceptorChain, InterceptorChain, MethodInterceptorChain

public interface Executable<T,R>
extends AnnotationMetadataProvider

Represents an executable reference. The reference could be implemented via reflection (slow) or via generated code

.

Since:

1.0

Author:

Graeme Rocher

Field Summary

Fields inherited from interface io.micronaut.core.annotation.AnnotationSource

EMPTY

Method Summary

Modifier and Type	Method and Description
Argument<?>[]	getArguments() The required argument types.
Class<T>	getDeclaringType()
R	invoke(T instance, Object... arguments) Invokes the method.

Methods inherited from interface io.micronaut.core.annotation.AnnotationMetadataProvider

findAnnotation, findAnnotation, findDeclaredAnnotation, findDeclaredAnnotation, getAnnotationMetadata, isAnnotationPresent, isDeclaredAnnotationPresent, synthesize, synthesizeAll, synthesizeAnnotationsByType, synthesizeDeclared, synthesizeDeclared, synthesizeDeclaredAnnotationsByType

Methods inherited from interface io.micronaut.core.annotation.AnnotationSource

getAnnotation, getAnnotation, getDeclaredAnnotation, getDeclaredAnnotation, isAnnotationPresent, isDeclaredAnnotationPresent, synthesize, synthesizeDeclared

Method Detail

getDeclaringType

@NonNull
Class<T> getDeclaringType()

Returns:

The declaring type

Since:

3.0.0

getArguments

@NonNull
Argument<?>[] getArguments()

The required argument types.

Returns:

The arguments

invoke

@Nullable
R invoke(@Nullable
                   T instance,
                   Object... arguments)

Invokes the method.

Parameters:

instance - The instance. Nullable only if it's a static method call.

arguments - The arguments

Returns:

The result