}
private PsiReference[] addPsiReferences(PsiElement psiElement, ProcessingContext processingContext, AnnotationPropertyParameter annotationPropertyParameter) {
ArrayList<PsiReference> psiReferences = new ArrayList<PsiReference>();
PhpAnnotationReferenceProviderParameter referencesByElementParameter = new PhpAnnotationReferenceProviderParameter(psiElement, processingContext);
for(PhpAnnotationReferenceProvider phpAnnotationExtension : AnnotationUtil.EXTENSION_POINT_REFERENCES.getExtensions()) {
PsiReference[] references = phpAnnotationExtension.getPropertyReferences(annotationPropertyParameter, referencesByElementParameter);
if(references != null && references.length > 0) {
psiReferences.addAll(Arrays.asList(references));