Examples with SignalHandler sun.misc.SignalHandler used on opensource projects

Example 16 with SignalHandler

use of sun.misc.SignalHandler in project jdepth by Crab2died.

the class SignalCatch method main.

public static void main(String... args) throws IOException {
    SignalHandler handler = new SignalCatch();
    handler.handle(new Signal("TERM"));
    handler.handle(new Signal("SEGV"));
    handler.handle(new Signal("ILL"));
    handler.handle(new Signal("FPE"));
    handler.handle(new Signal("ABRT"));
    handler.handle(new Signal("INT"));
    handler.handle(new Signal("BREAK"));
}

Example 17 with SignalHandler

use of sun.misc.SignalHandler in project orientdb by orientechnologies.

the class OSignalHandler method listenTo.

public void listenTo(final String name, final SignalHandler iListener) {
    Signal signal = new Signal(name);
    SignalHandler redefinedHandler = Signal.handle(signal, iListener);
    if (redefinedHandler != null) {
        redefinedHandlers.put(signal, redefinedHandler);
    }
}

Example 18 with SignalHandler

use of sun.misc.SignalHandler in project batfish by batfish.

the class Driver method mainRunWorkService.

private static void mainRunWorkService() {
    if (_mainSettings.getTracingEnable() && !GlobalTracer.isRegistered()) {
        initTracer();
    }
    String protocol = _mainSettings.getSslDisable() ? "http" : "https";
    String baseUrl = String.format("%s://%s", protocol, _mainSettings.getServiceBindHost());
    URI baseUri = UriBuilder.fromUri(baseUrl).port(_mainSettings.getServicePort()).build();
    _mainLogger.debug(String.format("Starting server at %s\n", baseUri));
    ResourceConfig rc = new ResourceConfig(Service.class).register(new JettisonFeature());
    if (_mainSettings.getTracingEnable()) {
        rc.register(ServerTracingDynamicFeature.class);
    }
    try {
        if (_mainSettings.getSslDisable()) {
            GrizzlyHttpServerFactory.createHttpServer(baseUri, rc);
        } else {
            CommonUtil.startSslServer(rc, baseUri, _mainSettings.getSslKeystoreFile(), _mainSettings.getSslKeystorePassword(), _mainSettings.getSslTrustAllCerts(), _mainSettings.getSslTruststoreFile(), _mainSettings.getSslTruststorePassword(), ConfigurationLocator.class, Driver.class);
        }
        if (_mainSettings.getCoordinatorRegister()) {
            // this function does not return until registration succeeds
            registerWithCoordinatorPersistent();
        }
        if (_mainSettings.getParentPid() > 0) {
            if (SystemUtils.IS_OS_WINDOWS) {
                _mainLogger.errorf("Parent process monitoring is not supported on Windows. We'll live without it.");
            } else {
                Executors.newScheduledThreadPool(1).scheduleAtFixedRate(new CheckParentProcessTask(_mainSettings.getParentPid()), 0, PARENT_CHECK_INTERVAL_MS, TimeUnit.MILLISECONDS);
                SignalHandler handler = signal -> _mainLogger.infof("BFS: Ignoring signal %s\n", signal);
                Signal.handle(new Signal("INT"), handler);
            }
        }
        // sleep indefinitely, check for parent pid and coordinator each time
        while (true) {
            Thread.sleep(COORDINATOR_CHECK_INTERVAL_MS);
            /*
         * every time we wake up, we check if the coordinator has polled us recently
         * if not, re-register the service. the coordinator might have died and come back.
         */
            if (_mainSettings.getCoordinatorRegister() && new Date().getTime() - _lastPollFromCoordinator.getTime() > COORDINATOR_POLL_TIMEOUT_MS) {
                // this function does not return until registration succeeds
                registerWithCoordinatorPersistent();
            }
        }
    } catch (ProcessingException e) {
        String msg = "FATAL ERROR: " + e.getMessage() + "\n";
        _mainLogger.error(msg);
        System.exit(1);
    } catch (Exception ex) {
        String stackTrace = ExceptionUtils.getStackTrace(ex);
        _mainLogger.error(stackTrace);
        System.exit(1);
    }
}

Example 19 with SignalHandler

use of sun.misc.SignalHandler in project batfish by batfish.

the class Client method runInteractive.

private void runInteractive() {
    SignalHandler handler = signal -> _logger.debugf("Client: Ignoring signal: %s\n", signal);
    Signal.handle(new Signal("INT"), handler);
    try {
        while (!_exit) {
            try {
                String rawLine = _reader.readLine("batfish> ");
                if (rawLine == null) {
                    break;
                }
                processCommand(rawLine);
            } catch (UserInterruptException e) {
                continue;
            }
        }
    } catch (EndOfFileException e) {
    // ignored
    } catch (Throwable t) {
        t.printStackTrace();
    } finally {
        try {
            _reader.getHistory().save();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

Example 20 with SignalHandler

use of sun.misc.SignalHandler in project presto by prestodb.

the class QueryPreprocessor method preprocessQuery.

public static String preprocessQuery(Optional<String> catalog, Optional<String> schema, String query, List<String> preprocessorCommand, Duration timeout) throws QueryPreprocessorException {
    Thread clientThread = Thread.currentThread();
    SignalHandler oldHandler = Signal.handle(SIGINT, signal -> clientThread.interrupt());
    try {
        if (REAL_TERMINAL) {
            System.out.print(PREPROCESSING_QUERY_MESSAGE);
            System.out.flush();
        }
        return preprocessQueryInternal(catalog, schema, query, preprocessorCommand, timeout);
    } finally {
        if (REAL_TERMINAL) {
            System.out.print("\r" + Strings.repeat(" ", PREPROCESSING_QUERY_MESSAGE.length()) + "\r");
            System.out.flush();
        }
        Signal.handle(SIGINT, oldHandler);
        // clear interrupt status
        Thread.interrupted();
    }
}