kezhenxu94 commented on a change in pull request #7201:
URL: https://github.com/apache/skywalking/pull/7201#discussion_r660645610
##########
File path:
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/metrics/Metrics.java
##########
@@ -131,4 +132,18 @@ private boolean isHourBucket() {
private boolean isDayBucket() {
return TimeBucket.isDayBucket(timeBucket);
}
+
+ private volatile String id;
+
+ @Override
+ public String id() {
+ if (id == null) {
+ id = id0();
+ }
+ return id;
+ }
+
+ protected String id0() {
+ return null;
+ }
Review comment:
DONE
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