sijie closed pull request #908: AbstractZkLedgerManager: wrap Log.debug in an
isDebugEnabled check
URL: https://github.com/apache/bookkeeper/pull/908
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
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diff --git
a/bookkeeper-server/src/main/java/org/apache/bookkeeper/meta/AbstractZkLedgerManager.java
b/bookkeeper-server/src/main/java/org/apache/bookkeeper/meta/AbstractZkLedgerManager.java
index f5d8e7f0d..09c7a39a9 100644
---
a/bookkeeper-server/src/main/java/org/apache/bookkeeper/meta/AbstractZkLedgerManager.java
+++
b/bookkeeper-server/src/main/java/org/apache/bookkeeper/meta/AbstractZkLedgerManager.java
@@ -322,7 +322,9 @@ public void processResult(int rc, String path, Object ctx) {
@Override
public void registerLedgerMetadataListener(long ledgerId,
LedgerMetadataListener listener) {
if (null != listener) {
- LOG.debug("Registered ledger metadata listener {} on ledger {}.",
listener, ledgerId);
+ if (LOG.isDebugEnabled()) {
+ LOG.debug("Registered ledger metadata listener {} on ledger
{}.", listener, ledgerId);
+ }
Set<LedgerMetadataListener> listenerSet = listeners.get(ledgerId);
if (listenerSet == null) {
Set<LedgerMetadataListener> newListenerSet = new
HashSet<LedgerMetadataListener>();
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