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public aspect UnderscoreInPointcutAspect {
public static void main(String[] args) {
UnderTest u = new UnderTest();
System.out.println(u._add(12, 4));
System.out.println(u._subtract(12, 4));
System.out.println(u.multiply_(12, 4));
System.out.println(u.divide_(12, 4));
System.out.println(u.power_of(3, 3));
System.out.println(u.squareRoot(49));
}
before(int a, int b) : execution(* _*(..)) && args(a, b) {
System.out.println("[starts with underscore] " + thisJoinPoint + " -> " + a + ", " + b);
}
before(int a, int b) : execution(* *_(..)) && args(a, b) {
System.out.println("[ends with underscore] " + thisJoinPoint + " -> " + a + ", " + b);
}
before(int a, int b) : execution(* *_*(..)) && args(a, b) {
System.out.println("[contains underscore] " + thisJoinPoint + " -> " + a + ", " + b);
}
before(int a) : execution(* *(..)) && !execution(* *_*(..)) && args(a) {
System.out.println("[no underscore] " + thisJoinPoint + " -> " + a);
}
}
class UnderTest {
int _add(int a, int b) {
return a + b;
}
int _subtract(int a, int b) {
return a - b;
}
int multiply_(int a, int b) {
return a * b;
}
int divide_(int a, int b) {
return a / b;
}
int power_of(int base, int exponent) {
return (int) Math.pow(base, exponent);
}
int squareRoot(int a) {
return (int) Math.sqrt(a);
}
}
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