[bookkeeper] branch master updated: Optimize getActiveLedgersInRange (#4005)

[lushiji]

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lushiji pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/bookkeeper.git


The following commit(s) were added to refs/heads/master by this push:
     new c967299dec Optimize getActiveLedgersInRange (#4005)
c967299dec is described below

commit c967299dec5a29da3544bdb77ecc0fd295d09eb6
Author: houxiaoyu <houxia...@apache.org>
AuthorDate: Mon Jul 10 10:30:19 2023 +0800

    Optimize getActiveLedgersInRange (#4005)
    
    * Optimize getActiveLedgersInRange
---
 .../org/apache/bookkeeper/bookie/storage/ldb/LedgerMetadataIndex.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git 
a/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/storage/ldb/LedgerMetadataIndex.java
 
b/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/storage/ldb/LedgerMetadataIndex.java
index 235b554988..c6fa5cbe13 100644
--- 
a/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/storage/ldb/LedgerMetadataIndex.java
+++ 
b/bookkeeper-server/src/main/java/org/apache/bookkeeper/bookie/storage/ldb/LedgerMetadataIndex.java
@@ -160,6 +160,9 @@ public class LedgerMetadataIndex implements Closeable {
 
     public Iterable<Long> getActiveLedgersInRange(final long firstLedgerId, 
final long lastLedgerId)
             throws IOException {
+        if (firstLedgerId <= 0 && lastLedgerId == Long.MAX_VALUE) {
+            return ledgers.keys();
+        }
         return Iterables.filter(ledgers.keys(), new Predicate<Long>() {
             @Override
             public boolean apply(Long ledgerId) {