Examples with STARTING org.eclipse.che.api.core.model.workspace.WorkspaceStatus.STARTING used on opensource projects

Example 1 with STARTING

use of org.eclipse.che.api.core.model.workspace.WorkspaceStatus.STARTING in project che by eclipse.

the class WorkspaceRuntimes method shutdown.

/**
     * Terminates workspace runtimes service, so no more workspaces are allowed to start
     * or to be stopped directly, all the running workspaces are going to be stopped,
     * all the starting tasks will be eventually interrupted.
     *
     * @throws IllegalStateException
     *         if component shutdown is already called
     */
public void shutdown() throws InterruptedException {
    if (!isShutdown.compareAndSet(false, true)) {
        throw new IllegalStateException("Workspace runtimes service shutdown has been already called");
    }
    List<String> idsToStop;
    try (@SuppressWarnings("unused") Unlocker u = locks.writeAllLock()) {
        idsToStop = states.entrySet().stream().filter(e -> e.getValue().status != WorkspaceStatus.STOPPING).map(Map.Entry::getKey).collect(Collectors.toList());
        states.clear();
    }
    if (!idsToStop.isEmpty()) {
        LOG.info("Shutdown running environments, environments to stop: '{}'", idsToStop.size());
        ExecutorService executor = Executors.newFixedThreadPool(2 * Runtime.getRuntime().availableProcessors(), new ThreadFactoryBuilder().setNameFormat("StopEnvironmentsPool-%d").setDaemon(false).build());
        for (String id : idsToStop) {
            executor.execute(() -> {
                try {
                    envEngine.stop(id);
                } catch (EnvironmentNotRunningException ignored) {
                // might be already stopped
                } catch (Exception x) {
                    LOG.error(x.getMessage(), x);
                }
            });
        }
        executor.shutdown();
        try {
            if (!executor.awaitTermination(30, TimeUnit.SECONDS)) {
                executor.shutdownNow();
                if (!executor.awaitTermination(60, TimeUnit.SECONDS)) {
                    LOG.error("Unable to stop runtimes termination pool");
                }
            }
        } catch (InterruptedException e) {
            executor.shutdownNow();
            Thread.currentThread().interrupt();
        }
    }
}