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RedisTbTransactionalCache fix - skip eviction of empty key list

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This commit is contained in:
Sergey Matvienko 2023-02-28 21:47:51 +01:00
parent 47ed9e0541
commit fd7f53bc95
1 changed files with 4 additions and 0 deletions
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4
common/cache/src/main/java/org/thingsboard/server/cache/RedisTbTransactionalCache.java vendored
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@ -108,6 +108,10 @@ public abstract class RedisTbTransactionalCache<K extends Serializable, V extend
@Override @Override
public void evict(Collection<K> keys) { public void evict(Collection<K> keys) {
//Redis expects at least 1 key to delete. Otherwise - ERR wrong number of arguments for 'del' command
if (keys.isEmpty()) {
return;
}
try (var connection = connectionFactory.getConnection()) { try (var connection = connectionFactory.getConnection()) {
connection.del(keys.stream().map(this::getRawKey).toArray(byte[][]::new)); connection.del(keys.stream().map(this::getRawKey).toArray(byte[][]::new));
} }