org.springframework.aop.aspectj

## 类 AspectJMethodBeforeAdvice

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

- 所有已实现的接口:
    Serializable, Advice, AspectJPrecedenceInformation, BeforeAdvice, MethodBeforeAdvice, org.springframework.core.Ordered

      public class AspectJMethodBeforeAdvice
      extends AbstractAspectJAdvice
      implements MethodBeforeAdvice, Serializable

  另请参阅:
    序列化表格

- - ### 字段概要

    - ### 从类继承的字段 org.springframework.aop.aspectj.AbstractAspectJAdvice

      `aspectJAdviceMethod, JOIN_POINT_KEY`

    - ### 从接口继承的字段 org.springframework.core.Ordered

      `HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE`

  - ### 构造器概要

    构造器
    构造器和说明
    `AspectJMethodBeforeAdvice(Method aspectJBeforeAdviceMethod, AspectJExpressionPointcut pointcut, AspectInstanceFactory aif)`

  - ### 方法概要

    所有方法 实例方法 具体方法
    限定符和类型 | 方法和说明
    --- | ---
    `void` | `before(Method method, Object[] args, Object target)` 方法实现说明:执行我们的前置通知
    `boolean` | `isAfterAdvice()` Return whether this is an after advice.
    `boolean` | `isBeforeAdvice()` Return whether this is a before advice.

    - ### 从类继承的方法 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`

    - ### 从类继承的方法 java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### 构造器详细资料

    - #### AspectJMethodBeforeAdvice

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

  - ### 方法详细资料

    - #### before

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

      方法实现说明:执行我们的前置通知
      指定者:
        `before` 在接口中 `MethodBeforeAdvice`
      参数:
        `method` - 传入进来的方法对象
        `args:入参` -
        `target:目标对象` -
      抛出:
        `Throwable`

    - #### isBeforeAdvice

          public boolean isBeforeAdvice()

      从接口复制的说明: `AspectJPrecedenceInformation`
      Return whether this is a before advice.
      指定者:
        `isBeforeAdvice` 在接口中 `AspectJPrecedenceInformation`

    - #### isAfterAdvice

          public boolean isAfterAdvice()

      从接口复制的说明: `AspectJPrecedenceInformation`
      Return whether this is an after advice.
      指定者:
        `isAfterAdvice` 在接口中 `AspectJPrecedenceInformation`