lizhanhui commented on code in PR #8600:
URL: https://github.com/apache/rocketmq/pull/8600#discussion_r1758517916
##########
broker/src/main/java/org/apache/rocketmq/broker/offset/ConsumerOffsetManager.java:
##########
@@ -373,6 +374,25 @@ public void setDataVersion(DataVersion dataVersion) {
this.dataVersion = dataVersion;
}
+ public boolean loadDataVersion() {
+ String fileName = null;
+ try {
+ fileName = this.configFilePath();
+ String jsonString = MixAll.file2String(fileName);
+ if (jsonString != null) {
+ ConsumerOffsetManager obj =
RemotingSerializable.fromJson(jsonString, ConsumerOffsetManager.class);
+ if (obj != null) {
+ this.dataVersion = obj.dataVersion;
+ }
+ LOG.info("load consumer offset dataVersion success, " +
fileName + " " + jsonString);
Review Comment:
Log with formatter, not string concatenation: See
https://medium.com/@mohanakrishnakavali/logging-efficiency-in-java-string-concatenation-vs-string-format-efa02055ddae
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