private void configureAnnotationFromDefinition(AnnotationNode definition, AnnotationNode root) {
ClassNode type = definition.getClassNode();
if (!type.isResolved()) return;
Class clazz = type.getTypeClass();
if (clazz == Retention.class) {
Expression exp = definition.getMember("value");
if (!(exp instanceof PropertyExpression)) return;
PropertyExpression pe = (PropertyExpression) exp;
String name = pe.getPropertyAsString();
RetentionPolicy policy = RetentionPolicy.valueOf(name);
setRetentionPolicy(policy, root);
} else if (clazz == Target.class) {
Expression exp = definition.getMember("value");
if (!(exp instanceof ListExpression)) return;
ListExpression le = (ListExpression) exp;
int bitmap = 0;
for (Expression e : le.getExpressions()) {
PropertyExpression element = (PropertyExpression) e;
String name = element.getPropertyAsString();
ElementType value = ElementType.valueOf(name);
bitmap |= getElementCode(value);
}
root.setAllowedTargets(bitmap);
}
}
public static void configureAnnotationFromDefinition(
AnnotationNode definition, AnnotationNode root) {
ClassNode type = definition.getClassNode();
if ("java.lang.annotation.Retention".equals(type.getName())) {
Expression exp = definition.getMember("value");
if (!(exp instanceof PropertyExpression)) return;
PropertyExpression pe = (PropertyExpression) exp;
String name = pe.getPropertyAsString();
RetentionPolicy policy = RetentionPolicy.valueOf(name);
setRetentionPolicy(policy, root);
} else if ("java.lang.annotation.Target".equals(type.getName())) {
Expression exp = definition.getMember("value");
if (!(exp instanceof ListExpression)) return;
ListExpression le = (ListExpression) exp;
int bitmap = 0;
for (Expression e : le.getExpressions()) {
if (!(e instanceof PropertyExpression)) return;
PropertyExpression element = (PropertyExpression) e;
String name = element.getPropertyAsString();
ElementType value = ElementType.valueOf(name);
bitmap |= getElementCode(value);
}
root.setAllowedTargets(bitmap);
}
}
@Nullable
private static RetentionPolicy getRetentionPolicy(PsiClass annotation) {
PsiModifierList modifierList = annotation.getModifierList();
if (modifierList != null) {
PsiAnnotation retentionAnno =
modifierList.findAnnotation(CommonClassNames.JAVA_LANG_ANNOTATION_RETENTION);
if (retentionAnno == null) return RetentionPolicy.CLASS;
PsiAnnotationMemberValue policyRef = PsiImplUtil.findAttributeValue(retentionAnno, null);
if (policyRef instanceof PsiReference) {
PsiElement field = ((PsiReference) policyRef).resolve();
if (field instanceof PsiEnumConstant) {
String name = ((PsiEnumConstant) field).getName();
try {
return RetentionPolicy.valueOf(name);
} catch (Exception e) {
LOG.warn("Unknown policy: " + name);
}
}
}
}
return null;
}
public void visitEnum(String name, String desc, String value) {
myRetentionPolicy = RetentionPolicy.valueOf(value);
}