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import java.lang.annotation.Target;
import java.lang.annotation.ElementType;
@Target({ElementType.TYPE})
@interface TypeAnnotation{}
@Target({ElementType.METHOD})
@interface MethodAnnotation{}
public class AnnotationThrowsPattern {
public void method1() throws MyException {}
public void method2() throws MyNonAnnotatedException {}
}
@TypeAnnotation
class MyException extends Exception {
}
class MyNonAnnotatedException extends Exception {
}
aspect A {
// shouldn't get xlint warnings because @TypeAnnotation is allowed
pointcut required() : execution(* *.*(..) throws (@TypeAnnotation *));
declare warning : required() : "(* *.*(..) throws (@TypeAnnotation *))";
// shouldn't get xlint warnings because @TypeAnnotation is allowed
pointcut forbidden() : execution(* *.*(..) throws !(@TypeAnnotation *));
declare warning : forbidden() : "(* *.*(..) throws !(@TypeAnnotation *))";
// should get an xlint warning here because can only have
// annotations with @Target{ElementType.TYPE} or the default
// @Target (which is everything)
pointcut required1() : execution(* *.*(..) throws (@MethodAnnotation *));
declare warning : required1() : "* *.*(..) throws (@MethodAnnotation *)";
// should get an xlint warning here because can only have
// annotations with @Target{ElementType.TYPE} or the default
// @Target (which is everything)
pointcut forbidden1() : execution(* *.*(..) throws !(@MethodAnnotation *));
declare warning : forbidden1() : "* *.*(..) throws !(@MethodAnnotation *)";
}
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