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package org.springframework.aop;

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.

Author:Rod Johnson
See Also:
Since:04.04.2003
/** * Superinterface for advisors that perform one or more AOP <b>introductions</b>. * * <p>This interface cannot be implemented directly; subinterfaces must * provide the advice type implementing the introduction. * * <p>Introduction is the implementation of additional interfaces * (not implemented by a target) via AOP advice. * * @author Rod Johnson * @since 04.04.2003 * @see IntroductionInterceptor */
public interface IntroductionAdvisor extends Advisor, IntroductionInfo {
Return the filter determining which target classes this introduction should apply to.

This represents the class part of a pointcut. Note that method matching doesn't make sense to introductions.

Returns:the class filter
/** * Return the filter determining which target classes this introduction * should apply to. * <p>This represents the class part of a pointcut. Note that method * matching doesn't make sense to introductions. * @return the class filter */
ClassFilter getClassFilter();
Can the advised interfaces be implemented by the introduction advice? Invoked before adding an IntroductionAdvisor.
Throws:
  • IllegalArgumentException – if the advised interfaces can't be implemented by the introduction advice
/** * Can the advised interfaces be implemented by the introduction advice? * Invoked before adding an IntroductionAdvisor. * @throws IllegalArgumentException if the advised interfaces can't be * implemented by the introduction advice */
void validateInterfaces() throws IllegalArgumentException; }