yuqi1129 commented on code in PR #7782: URL: https://github.com/apache/gravitino/pull/7782#discussion_r2252891688
########## catalogs/catalog-fileset/src/main/java/org/apache/gravitino/catalog/fileset/FilesetCatalogOperations.java: ########## @@ -129,8 +130,76 @@ public class FilesetCatalogOperations extends ManagedSchemaOperations private boolean disableFSOps; + @VisibleForTesting ScheduledThreadPoolExecutor scheduler; + @VisibleForTesting Cache<FileSystemCacheKey, FileSystem> fileSystemCache; + FilesetCatalogOperations(EntityStore store) { this.store = store; + scheduler = + new ScheduledThreadPoolExecutor( + 1, + new ThreadFactoryBuilder() + .setDaemon(true) + .setNameFormat("file-system-cache-for-fileset" + "-%d") + .build()); + + this.fileSystemCache = + Caffeine.newBuilder() + .expireAfterAccess(1, TimeUnit.HOURS) + .removalListener( + (ignored, value, cause) -> { + try { + ((FileSystem) value).close(); + } catch (IOException e) { + LOG.warn("Failed to close FileSystem instance in cache", e); + } + }) + .scheduler(Scheduler.forScheduledExecutorService(scheduler)) + .build(); + } + + static class FileSystemCacheKey { + // When the path is a local path without prefixes 'file', the scheme and authority are both null + @Nullable private final String scheme; Review Comment: I have fixed the comment. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@gravitino.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org