static List<Extension> getApplicableExtensionMethods(
EclipseNode typeNode, Annotation ann, TypeBinding receiverType) {
List<Extension> extensions = new ArrayList<Extension>();
if ((typeNode != null) && (ann != null) && (receiverType != null)) {
BlockScope blockScope = ((TypeDeclaration) typeNode.get()).initializerScope;
EclipseNode annotationNode = typeNode.getNodeFor(ann);
AnnotationValues<ExtensionMethod> annotation =
createAnnotation(ExtensionMethod.class, annotationNode);
boolean suppressBaseMethods = false;
try {
suppressBaseMethods = annotation.getInstance().suppressBaseMethods();
} catch (AnnotationValueDecodeFail fail) {
fail.owner.setError(fail.getMessage(), fail.idx);
}
for (Object extensionMethodProvider : annotation.getActualExpressions("value")) {
if (extensionMethodProvider instanceof ClassLiteralAccess) {
TypeBinding binding =
((ClassLiteralAccess) extensionMethodProvider).type.resolveType(blockScope);
if (binding == null) continue;
if (!binding.isClass() && !binding.isEnum()) continue;
Extension e = new Extension();
e.extensionMethods =
getApplicableExtensionMethodsDefinedInProvider(
typeNode, (ReferenceBinding) binding, receiverType);
e.suppressBaseMethods = suppressBaseMethods;
extensions.add(e);
}
}
}
return extensions;
}
