in apm-sniffer/apm-toolkit-activation/apm-toolkit-trace-activation/src/main/java/org/apache/skywalking/apm/toolkit/activation/trace/BaseTagAnnotationInterceptor.java [53:71]
void afterMethod(Method method, Object ret) {
if (ret == null || !ContextManager.isActive()) {
return;
}
final AbstractSpan localSpan = ContextManager.activeSpan();
final Map<String, Object> context = CustomizeExpression.evaluationReturnContext(ret);
final Tags tags = method.getAnnotation(Tags.class);
if (tags != null && tags.value().length > 0) {
for (final Tag tag : tags.value()) {
if (TagUtil.isReturnTag(tag.value())) {
TagUtil.tagSpan(localSpan, context, tag);
}
}
}
final Tag tag = method.getAnnotation(Tag.class);
if (tag != null && TagUtil.isReturnTag(tag.value())) {
TagUtil.tagSpan(localSpan, context, tag);
}
}