The Spring Framework

## org.springframework.aop.aspectj
Class AspectJMethodBeforeAdvice

    java.lang.Object
      org.springframework.aop.aspectj.AbstractAspectJAdvice
          org.springframework.aop.aspectj.AspectJMethodBeforeAdvice

All Implemented Interfaces:
  Advice, AspectJPrecedenceInformation, BeforeAdvice, MethodBeforeAdvice, Ordered

    public class AspectJMethodBeforeAdvice

extends AbstractAspectJAdvice
implements MethodBeforeAdvice

Spring AOP advice that wraps an AspectJ before method.

Since:
  2.0
Author:
  Rod Johnson, Adrian Colyer

Field Summary

Fields inherited from class org.springframework.aop.aspectj.AbstractAspectJAdvice
`aspectJAdviceMethod, JOIN_POINT_KEY`

Fields inherited from interface org.springframework.core.Ordered
`HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE`

Constructor Summary
`AspectJMethodBeforeAdvice(Method aspectJBeforeAdviceMethod, AspectJExpressionPointcut pointcut, AspectInstanceFactory aif)`

Method Summary
`void` `before(Method method, Object[] args, Object target)` Callback before a given method is invoked.
`boolean` `isAfterAdvice()` Return whether this is an after advice.
`boolean` `isBeforeAdvice()` Return whether this is a before advice.

Methods inherited from class org.springframework.aop.aspectj.AbstractAspectJAdvice

`argBinding, buildSafePointcut, calculateArgumentBindings, createParameterNameDiscoverer, currentJoinPoint, getAspectClassLoader, getAspectInstanceFactory, getAspectJAdviceMethod, getAspectName, getDeclarationOrder, getDiscoveredReturningGenericType, getDiscoveredReturningType, getDiscoveredThrowingType, getJoinPoint, getJoinPointMatch, getJoinPointMatch, getOrder, getPointcut, invokeAdviceMethod, invokeAdviceMethod, invokeAdviceMethodWithGivenArgs, setArgumentNames, setArgumentNamesFromStringArray, setAspectName, setDeclarationOrder, setReturningName, setReturningNameNoCheck, setThrowingName, setThrowingNameNoCheck, supportsProceedingJoinPoint, toString`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

### AspectJMethodBeforeAdvice

    public AspectJMethodBeforeAdvice(Method aspectJBeforeAdviceMethod,
                                     AspectJExpressionPointcut pointcut,
                                     AspectInstanceFactory aif)

Method Detail

### before

    public void before(Method method,
                       Object[] args,
                       Object target)
                throws Throwable

  Description copied from interface: `MethodBeforeAdvice`
  Callback before a given method is invoked.

  Specified by:
    `before` in interface `MethodBeforeAdvice`
  Parameters:
    `method` - method being invoked
    `args` - arguments to the method
    `target` - target of the method invocation. May be `null`.
  Throws:
    `Throwable` - if this object wishes to abort the call. Any exception thrown will be returned to the caller if it's allowed by the method signature. Otherwise the exception will be wrapped as a runtime exception.

### isBeforeAdvice

    public boolean isBeforeAdvice()

  Description copied from interface: `AspectJPrecedenceInformation`
  Return whether this is a before advice.

  Specified by:
    `isBeforeAdvice` in interface `AspectJPrecedenceInformation`

### isAfterAdvice

    public boolean isAfterAdvice()

  Description copied from interface: `AspectJPrecedenceInformation`
  Return whether this is an after advice.

  Specified by:
    `isAfterAdvice` in interface `AspectJPrecedenceInformation`

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