nicktelford commented on code in PR #22314:
URL: https://github.com/apache/kafka/pull/22314#discussion_r3341538761
##########
streams/src/main/java/org/apache/kafka/streams/state/internals/CachingWindowStore.java:
##########
@@ -170,242 +174,200 @@ public synchronized void put(final Bytes key,
}
@Override
- public byte[] fetch(final Bytes key,
- final long timestamp) {
+ public byte[] fetch(final Bytes key, final long timestamp) {
+ return fetchPointInternal(key, timestamp, wrapped());
+ }
+
+ private byte[] fetchPointInternal(final Bytes key,
+ final long timestamp,
+ final ReadOnlyWindowStore<Bytes, byte[]>
source) {
validateStoreOpen();
final Bytes bytesKey = WindowKeySchema.toStoreKeyBinary(key,
timestamp, 0);
final Bytes cacheKey = cacheFunction.cacheKey(bytesKey);
if (internalContext.cache() == null) {
- return wrapped().fetch(key, timestamp);
+ return source.fetch(key, timestamp);
}
final LRUCacheEntry entry = internalContext.cache().get(cacheName,
cacheKey);
if (entry == null) {
- return wrapped().fetch(key, timestamp);
+ return source.fetch(key, timestamp);
} else {
return entry.value();
}
}
+
@Override
- public synchronized WindowStoreIterator<byte[]> fetch(final Bytes key,
Review Comment:
Good catch! It's been reinstated now.
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