ElementImpl.java 文件源码

public <A extends Annotation> A[] getAnnotationsByType(Class<A> annotationType) {
    A [] annotations = _env.getFactory().getAnnotationsByType(Factory.getUnpackedAnnotationBindings(getPackedAnnotationBindings()), annotationType);
    if (annotations.length != 0 || this.getKind() != ElementKind.CLASS || annotationType.getAnnotation(Inherited.class) == null)
        return annotations;

    ElementImpl superClass =  (ElementImpl) _env.getFactory().newElement(((ReferenceBinding) this._binding).superclass());
    return superClass == null ? annotations : superClass.getAnnotationsByType(annotationType);
}