AspectK Runtime/io.github.molelabs.aspectk.runtime/findAnnotation

findAnnotation

inline fun <T : Annotation> JoinPoint.findAnnotation(): AnnotationInfo?(source)

Returns the AnnotationInfo for annotation T present on the intercepted function, or null if no such annotation is present.

Example

@Before(target = [RateLimit::class])
fun doBefore(jp: JoinPoint) {
    val rateLimit = jp.findAnnotation<RateLimit>() ?: return
    val limit = rateLimit.getArg<Int>("maxCalls")
}

inline fun <T : Annotation> MethodSignature.findAnnotation(): AnnotationInfo?(source)

Returns the AnnotationInfo for annotation T present on this method signature, or null if no such annotation is present.

Example

@Before(target = [Secured::class])
fun doBefore(jp: JoinPoint) {
    val secured = jp.signature.findAnnotation<Secured>() ?: return
    val role = secured.getArg<String>("role")
}