534 * are neither implicitly nor explicitly declared in source
535 * ("synthetic") to the parameter list for a method. See {@link
536 * java.lang.reflect.Parameter} for more information.
537 *
538 * @see java.lang.reflect.Parameter
539 * @see java.lang.reflect.Parameter#getAnnotations
540 * @return an array of arrays that represent the annotations on
541 * the formal and implicit parameters, in declaration order, of
542 * the executable represented by this object
543 */
544 public abstract Annotation[][] getParameterAnnotations();
545
546 Annotation[][] sharedGetParameterAnnotations(Class<?>[] parameterTypes,
547 byte[] parameterAnnotations) {
548 int numParameters = parameterTypes.length;
549 if (parameterAnnotations == null)
550 return new Annotation[numParameters][0];
551
552 Annotation[][] result = parseParameterAnnotations(parameterAnnotations);
553
554 if (result.length != numParameters)
555 handleParameterNumberMismatch(result.length, numParameters);
556 return result;
557 }
558
559 abstract void handleParameterNumberMismatch(int resultLength, int numParameters);
560
561 /**
562 * {@inheritDoc}
563 * @throws NullPointerException {@inheritDoc}
564 */
565 public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
566 Objects.requireNonNull(annotationClass);
567 return annotationClass.cast(declaredAnnotations().get(annotationClass));
568 }
569
570 /**
571 * {@inheritDoc}
572 * @throws NullPointerException {@inheritDoc}
573 */
574 @Override
575 public <T extends Annotation> T[] getAnnotationsByType(Class<T> annotationClass) {
576 Objects.requireNonNull(annotationClass);
577
578 return AnnotationSupport.getDirectlyAndIndirectlyPresent(declaredAnnotations(), annotationClass);
579 }
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534 * are neither implicitly nor explicitly declared in source
535 * ("synthetic") to the parameter list for a method. See {@link
536 * java.lang.reflect.Parameter} for more information.
537 *
538 * @see java.lang.reflect.Parameter
539 * @see java.lang.reflect.Parameter#getAnnotations
540 * @return an array of arrays that represent the annotations on
541 * the formal and implicit parameters, in declaration order, of
542 * the executable represented by this object
543 */
544 public abstract Annotation[][] getParameterAnnotations();
545
546 Annotation[][] sharedGetParameterAnnotations(Class<?>[] parameterTypes,
547 byte[] parameterAnnotations) {
548 int numParameters = parameterTypes.length;
549 if (parameterAnnotations == null)
550 return new Annotation[numParameters][0];
551
552 Annotation[][] result = parseParameterAnnotations(parameterAnnotations);
553
554 if (result.length != numParameters &&
555 handleParameterNumberMismatch(result.length, numParameters)) {
556 Annotation[][] tmp = new Annotation[result.length+1][];
557 // Shift annotations down one to account for an implicit leading parameter
558 System.arraycopy(result, 0, tmp, 1, result.length);
559 tmp[0] = new Annotation[0];
560 result = tmp;
561 }
562 return result;
563 }
564
565 abstract boolean handleParameterNumberMismatch(int resultLength, int numParameters);
566
567 /**
568 * {@inheritDoc}
569 * @throws NullPointerException {@inheritDoc}
570 */
571 public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
572 Objects.requireNonNull(annotationClass);
573 return annotationClass.cast(declaredAnnotations().get(annotationClass));
574 }
575
576 /**
577 * {@inheritDoc}
578 * @throws NullPointerException {@inheritDoc}
579 */
580 @Override
581 public <T extends Annotation> T[] getAnnotationsByType(Class<T> annotationClass) {
582 Objects.requireNonNull(annotationClass);
583
584 return AnnotationSupport.getDirectlyAndIndirectlyPresent(declaredAnnotations(), annotationClass);
585 }
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