Accelerated 3 times and more (BufferedStream). 1 million entries in 1 s.

Kai Reinhard

10.09.2018 b818facef8935f4fc7a299ab439a54833403f6d1

Accelerated 3 times and more (BufferedStream). 1 million entries in 1 s.

 borgbutler-core/src/main/java/de/micromata/borgbutler/cache/ArchiveFilelistCache.java

@@ -33,7 +33,7 @@
            return;
        }
        log.info("Saving archive content as file list: " + file.getAbsolutePath());
        try (ObjectOutputStream outputStream = new ObjectOutputStream(new GzipCompressorOutputStream(new FileOutputStream(file)))) {
        try (ObjectOutputStream outputStream = new ObjectOutputStream(new BufferedOutputStream(new GzipCompressorOutputStream(new FileOutputStream(file))))) {
            outputStream.writeObject(filesystemItems.size());
            for (FilesystemItem item : filesystemItems) {
                outputStream.writeObject(item);
@@ -52,7 +52,7 @@
        }
        log.info("Loading archive content as file list from: " + file.getAbsolutePath());
        FilesystemItem[] list = null;
        try (ObjectInputStream inputStream = new ObjectInputStream(new GzipCompressorInputStream(new FileInputStream(file)))) {
        try (ObjectInputStream inputStream = new ObjectInputStream(new BufferedInputStream(new GzipCompressorInputStream(new FileInputStream(file))))) {
            Object obj = inputStream.readObject();
            if (!(obj instanceof Integer)) {
                log.error("Can't load archive content. Integer expected, but received: " + obj.getClass());