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/*******************************************************************************
* Copyright (c) 2005 Contributors.
* All rights reserved.
* This program and the accompanying materials are made available
* under the terms of the Eclipse Public License v 2.0
* which accompanies this distribution and is available at
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
*
* Contributors:
* initial implementation Alexandre Vasseur
*******************************************************************************/
package org.aspectj.lang.annotation;
import java.lang.annotation.Target;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
/**
* Before advice
*
* @author Alexandre Vasseur
*/
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.METHOD)
public @interface Before {
/**
* @return the pointcut expression where to bind the advice
*/
String value();
/**
* When compiling without debug info, or when interpreting pointcuts at runtime,
* the names of any arguments used in the advice declaration are not available.
* Under these circumstances only, it is necessary to provide the arg names in
* the annotation - these MUST duplicate the names used in the annotated method.
* Format is a simple comma-separated list.
*
* @return the argument names (should match the annotated method parameter names)
*/
String argNames() default "";
}
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