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HADOOP-18808. LogExactlyOnce to add a debug() method (#5850)

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Contributed by Steve Loughran
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Steve Loughran 2023-07-18 14:23:19 +01:00 committed by GitHub
parent 38ac2f7349
commit b3130056f5
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1 changed files with 11 additions and 0 deletions
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11
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/store/LogExactlyOnce.java
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@ -49,4 +49,15 @@ public void error(String format, Object...args) {
log.error(format, args); log.error(format, args);
} }
} }
/**
* Log at DEBUG if nothing has been logged yet.
* @param format format string
* @param args arguments
*/
public void debug(String format, Object...args) {
if (!logged.getAndSet(true)) {
log.debug(format, args);
}
}
} }