@NotNull
public static String[] getThrownExceptions(
@NotNull FunctionDescriptor function, @NotNull final JetTypeMapper mapper) {
AnnotationDescriptor annotation =
function.getAnnotations().findAnnotation(new FqName("kotlin.throws"));
if (annotation == null) {
annotation = function.getAnnotations().findAnnotation(new FqName("kotlin.jvm.Throws"));
}
if (annotation == null) return ArrayUtil.EMPTY_STRING_ARRAY;
Collection<ConstantValue<?>> values = annotation.getAllValueArguments().values();
if (values.isEmpty()) return ArrayUtil.EMPTY_STRING_ARRAY;
Object value = values.iterator().next();
if (!(value instanceof ArrayValue)) return ArrayUtil.EMPTY_STRING_ARRAY;
ArrayValue arrayValue = (ArrayValue) value;
List<String> strings =
ContainerUtil.mapNotNull(
arrayValue.getValue(),
new Function<ConstantValue<?>, String>() {
@Override
public String fun(ConstantValue<?> constant) {
if (constant instanceof KClassValue) {
KClassValue classValue = (KClassValue) constant;
ClassDescriptor classDescriptor =
DescriptorUtils.getClassDescriptorForType(classValue.getValue());
return mapper.mapClass(classDescriptor).getInternalName();
}
return null;
}
});
return ArrayUtil.toStringArray(strings);
}
@Nullable
public static String getJvmName(@NotNull Annotated annotated) {
AnnotationDescriptor jvmNameAnnotation =
getAnnotationByFqName(annotated.getAnnotations(), JVM_NAME);
if (jvmNameAnnotation == null) return null;
Map<ValueParameterDescriptor, ConstantValue<?>> arguments =
jvmNameAnnotation.getAllValueArguments();
if (arguments.isEmpty()) return null;
ConstantValue<?> name = arguments.values().iterator().next();
if (!(name instanceof StringValue)) return null;
return ((StringValue) name).getValue();
}