package aspects;

import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;

import classe.C;

// Les deux implémentations marchent.

public aspect A {
  static final int MAX = 1000;

  before(int x, C c): call(void C.incI(int)) && target(c) && args(x) {
    System.out.println("Before");
    if (c.i + x > MAX)
      throw new RuntimeException();
  }
}

/*
@Aspect
public class A {
  private static final int MAX = 1000;

  @Around("execution(void C.incI(int)) && args(x)")
  // AutourDeCoupureIncI renvoie le même type que C.incI.
  public void AutourDeCoupureIncI(ProceedingJoinPoint joinPoint, int x) throws Throwable {
    System.out.println("début");
    if (((C) joinPoint.getTarget()).i + x > MAX)
      throw new RuntimeException();

    joinPoint.proceed(new Object[] { x });
    System.out.println("Fin");
  }
}
*/