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abstract aspect GenAsp<T> {
public abstract T transform(T x);
T around() : execution(T *(*)) {return transform(proceed());}
}
aspect IntAsp extends GenAsp<Integer> {
public Integer transform(Integer x) {return x;} // identity transformation
}
public class IntAspTest {
static Integer mylength(String x) {return x.length();}
public static void main(String[] args) {
try {
System.out.println(mylength(""));
} catch (StackOverflowError soe) {
}
}
}
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