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## org.aspectj.lang.annotation
Annotation Type Before

    @Retention(value=RUNTIME)
    @Target(value=METHOD)
    public @interface Before

Before advice

Author:
  Alexandre Vasseur

Required Element Summary
`java.lang.String` | `value` The pointcut expression where to bind the advice

Optional Element Summary
`java.lang.String` | `argNames` When compiling without debug info, or when interpreting pointcuts at runtime, the names of any arguments used in the advice declaration are not available.

Element Detail

### value

    public abstract java.lang.String value

  The pointcut expression where to bind the advice

### argNames

    public abstract java.lang.String argNames

  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.

  Default:
    ""

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