Method save

java/org/apache/catalina/session/FileStore.java:263–299

(Session session)

    @Override
    public void save(Session session) throws IOException {
        // Open an output stream to the specified pathname, if any
        File file = file(session.getIdInternal());
        if (file == null) {
            return;
        }
        if (manager.getContext().getLogger().isTraceEnabled()) {
            manager.getContext().getLogger()
                    .trace(sm.getString(getStoreName() + ".saving", session.getIdInternal(), file.getAbsolutePath()));
        }

        File tempFile = new File(file.getAbsolutePath() + ".tmp");

        Lock writeLock = sessionLocksById.getLock(session.getIdInternal()).writeLock();
        writeLock.lock();
        try {
            try (FileOutputStream fos = new FileOutputStream(tempFile);
                    ObjectOutputStream oos = new ObjectOutputStream(new BufferedOutputStream(fos))) {
                ((StandardSession) session).writeObjectData(oos);
            }
            try {
                Files.move(tempFile.toPath(), file.toPath(), StandardCopyOption.REPLACE_EXISTING,
                        StandardCopyOption.ATOMIC_MOVE);
            } catch (AtomicMoveNotSupportedException e) {
                Files.move(tempFile.toPath(), file.toPath(), StandardCopyOption.REPLACE_EXISTING);
            }
        } finally {
            try {
                if (tempFile.exists() && !tempFile.delete()) {
                    log.warn(sm.getString("fileStore.deleteTempFailed", tempFile));
                }
            } finally {
                writeLock.unlock();
            }
        }
    }


    // -------------------------------------------------------- Private Methods