net.bytebuddy.utility.dispatcher

Interface JavaDispatcher.Invoker

Enclosing class:

JavaDispatcher<T>

protected static interface JavaDispatcher.Invoker

An invoker is a deliberate indirection to wrap indirect calls. This way, reflective call are never dispatched from Byte Buddy's context but always from a synthetic layer that does not own any privileges.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	JavaDispatcher.Invoker.CreationAction A creation action for creating an JavaDispatcher.Invoker.

Method Summary

Modifier and Type	Method and Description
Object	invoke(Method method, Object instance, Object[] argument) Invokes a method via Method.invoke(Object, Object...).
Object	newInstance(Constructor<?> constructor, Object[] argument) Creates a new instance via Constructor.newInstance(Object...).

Method Detail

newInstance

Object newInstance(Constructor<?> constructor,
                   Object[] argument)
            throws InstantiationException,
                   IllegalAccessException,
                   InvocationTargetException

Creates a new instance via Constructor.newInstance(Object...).

Parameters:

constructor - The constructor to invoke.

argument - The constructor arguments.

Returns:

The constructed instance.

Throws:

InstantiationException - If the instance cannot be constructed.

IllegalAccessException - If the constructor is accessed illegally.

InvocationTargetException - If the invocation causes an error.

invoke

Object invoke(Method method,
              Object instance,
              Object[] argument)
       throws IllegalAccessException,
              InvocationTargetException

Invokes a method via Method.invoke(Object, Object...).

Parameters:

method - The method to invoke.

instance - The instance upon which to invoke the method or null if the method is static.

argument - The method arguments.

Returns:

The return value of the method or null if the method is void.

Throws:

IllegalAccessException - If the method is accessed illegally.

InvocationTargetException - If the invocation causes an error.