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 1.4 2004/04/01 15:35:45 jhoeller Exp $

Author:

Rod Johnson

See Also:

IntroductionInterceptor

Method Summary

ClassFilter	getClassFilter() Return the filter determining which target classes this introduction should apply to.
java.lang.Class[]	getInterfaces() Return the additional interfaces introduced by this Advisor.
void	validateInterfaces() Can the advised interfaces be implemented by the introduction advice?

Methods inherited from interface org.springframework.aop.Advisor

getAdvice, isPerInstance

Method Detail

getClassFilter

public ClassFilter getClassFilter()

Return 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()

Return the additional interfaces introduced by this Advisor.

validateInterfaces

public void validateInterfaces()
                        throws java.lang.IllegalArgumentException

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

Throws:

java.lang.IllegalArgumentException - if the advised interfaces can't be implemented by the introduction advice.