org.springframework.aop
Interface IntroductionAdvisor

All Superinterfaces:

Advisor

All Known Implementing Classes:

DefaultIntroductionAdvisor

public interface IntroductionAdvisor

extends Advisor

Superinterface for advisors that perform one or more AOP introductions.
This interface cannot be implemented directly; subinterfaces must provide the advice type implementing the introduction.
Introduction is the implementation of additional interfaces (not implemented by a target) via AOP advice.

Since:

04-Apr-2003

Version:

$Id: IntroductionAdvisor.java,v 1.3 2004/03/18 02:46:07 trisberg Exp $

Author:

Rod Johnson

See Also:

IntroductionInterceptor

Method Summary

ClassFilter	getClassFilter()
java.lang.Class[]	getInterfaces()
void	validateInterfaces() Can the advised interfaces be implemented by the introduction advice? Invoked before adding an IntroductionAdvisor.

Methods inherited from interface org.springframework.aop.Advisor

getAdvice, isPerInstance

Method Detail

getClassFilter

public ClassFilter getClassFilter()

Returns:

the filter determining which target classes this introduction should apply to. The class part of a pointcut. Note that method matching doesn't make sense to introductions.

getInterfaces

public java.lang.Class[] getInterfaces()

Returns:

the additional interfaces introduced by this Advisor

validateInterfaces

public void validateInterfaces()
                        throws AopConfigException

Can the advised interfaces be implemented by the introduction advice? Invoked before adding an IntroductionAdvisor.

Throws:

AopConfigException - if the advised interfaces can't be implemented by the introduction advice