Example usage for java.util.concurrent Executors newSingleThreadScheduledExecutor

Introduction

In this page you can find the example usage for java.util.concurrent Executors newSingleThreadScheduledExecutor.

Prototype

public static ScheduledExecutorService newSingleThreadScheduledExecutor()

Source Link

Document

Creates a single-threaded executor that can schedule commands to run after a given delay, or to execute periodically.

Usage

From source file:tv.phantombot.PhantomBot.java

private void doCheckPhantomBotUpdate() {
    ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor();
    service.scheduleAtFixedRate(() -> {
        Thread.currentThread().setName("tv.phantombot.PhantomBot::doCheckPhantomBotUpdate");

        String[] newVersionInfo = GitHubAPIv3.instance().CheckNewRelease();
        if (newVersionInfo != null) {
            try {
                Thread.sleep(6000);
                print("");
                print("New PhantomBot Release Detected: " + newVersionInfo[0]);
                print("Release Changelog: https://github.com/PhantomBot/PhantomBot/releases/"
                        + newVersionInfo[0]);
                print("Download Link: " + newVersionInfo[1]);
                print("A reminder will be provided in 24 hours!");
                print("");
            } catch (InterruptedException ex) {
                com.gmt2001.Console.err.printStackTrace(ex);
            }/*  w  w w. j  ava  2  s  .c o  m*/

            if (webEnabled) {
                dataStore.set("settings", "newrelease_info", newVersionInfo[0] + "|" + newVersionInfo[1]);
            }
        } else {
            dataStore.del("settings", "newrelease_info");
        }
    }, 0, 24, TimeUnit.HOURS);
}

From source file:tv.phantombot.PhantomBot.java

/**
 * Backup the database, keeping so many days.
 *//*from ww  w.j ava 2  s  .  c  o m*/
private void doBackupSQLiteDB() {

    if (!dataStoreType.equals("sqlite3store")) {
        return;
    }

    ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor();
    service.scheduleAtFixedRate(() -> {
        Thread.currentThread().setName("tv.phantombot.PhantomBot::doBackupSQLiteDB");

        SimpleDateFormat datefmt = new SimpleDateFormat("ddMMyyyy.hhmmss");
        datefmt.setTimeZone(TimeZone.getTimeZone(timeZone));
        String timestamp = datefmt.format(new Date());

        dataStore.backupSQLite3("phantombot.auto.backup." + timestamp + ".db");

        try {
            Iterator dirIterator = FileUtils.iterateFiles(new File("./dbbackup"),
                    new WildcardFileFilter("phantombot.auto.*"), null);
            while (dirIterator.hasNext()) {
                File backupFile = (File) dirIterator.next();
                if (FileUtils.isFileOlder(backupFile,
                        (System.currentTimeMillis() - (long) (backupSQLiteKeepDays * 864e5)))) {
                    FileUtils.deleteQuietly(backupFile);
                }
            }
        } catch (Exception ex) {
            com.gmt2001.Console.err.println("Failed to clean up database backup directory: " + ex.getMessage());
        }
    }, 0, backupSQLiteHourFrequency, TimeUnit.HOURS);
}

From source file:me.gloriouseggroll.quorrabot.Quorrabot.java

public void doRefreshGameWispToken() {

    long curTime = System.currentTimeMillis() / 1000l;

    if (!dataStoreObj.exists("settings", "gameWispRefreshTime")) {
        dataStoreObj.set("settings", "gameWispRefreshTime", String.valueOf(curTime));
    }/*from   ww  w.  ja  v a 2 s.  c  o  m*/

    ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor();
    service.scheduleAtFixedRate(new Runnable() {
        @Override
        public void run() {
            long curTime = System.currentTimeMillis() / 1000l;
            String lastRunStr = dataStoreObj.GetString("settings", "", "gameWispRefreshTime");

            long lastRun = Long.parseLong(lastRunStr);
            if ((curTime - lastRun) > (10 * 24 * 60 * 60)) { // 10 days, token expires every 35.
                dataStoreObj.set("settings", "gameWispRefreshTime", String.valueOf(curTime));
                updateGameWispTokens(GameWispAPI.instance().refreshToken());
            }
        }
    }, 0, 1, TimeUnit.DAYS);
}

From source file:me.mast3rplan.phantombot.PhantomBot.java

public void doRefreshGameWispToken() {

    long curTime = System.currentTimeMillis() / 1000L;

    if (!dataStore.exists("settings", "gameWispRefreshTime")) {
        dataStore.set("settings", "gameWispRefreshTime", String.valueOf(curTime));
    }//from  w ww .  ja va2s  . c om

    ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor();
    service.scheduleAtFixedRate(() -> {
        long curTime1 = System.currentTimeMillis() / 1000L;
        String lastRunStr = dataStore.GetString("settings", "", "gameWispRefreshTime");
        long lastRun = Long.parseLong(lastRunStr);
        if ((curTime1 - lastRun) > (10 * 24 * 60 * 60)) {
            // 10 days, token expires every 35.
            dataStore.set("settings", "gameWispRefreshTime", String.valueOf(curTime1));
            updateGameWispTokens(GameWispAPIv1.instance().refreshToken());
        }
    }, 0, 1, TimeUnit.DAYS);
}

From source file:me.mast3rplan.phantombot.PhantomBot.java

private void doCheckPhantomBotUpdate() {
    ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor();
    service.scheduleAtFixedRate(() -> {
        String[] newVersionInfo = GitHubAPIv3.instance().CheckNewRelease();
        if (newVersionInfo != null) {
            try {
                Thread.sleep(6000);
                print("");
                print("New PhantomBot Release Detected: " + newVersionInfo[0]);
                print("Release Changelog: https://github.com/PhantomBot/PhantomBot/releases/"
                        + newVersionInfo[0]);
                print("Download Link: " + newVersionInfo[1]);
                print("A reminder will be provided in 24 hours!");
                print("");
            } catch (InterruptedException ex) {
                com.gmt2001.Console.err.printStackTrace(ex);
            }// www  . j  a va2s  .com

            if (webEnabled) {
                dataStore.set("settings", "newrelease_info", newVersionInfo[0] + "|" + newVersionInfo[1]);
            }
        } else {
            dataStore.del("settings", "newrelease_info");
        }
    }, 0, 24, TimeUnit.HOURS);
}

From source file:me.mast3rplan.phantombot.PhantomBot.java

/**
 * Backup the database, keeping so many days.
 *//*from  www  .  ja  va2 s. c o  m*/
private void doBackupSQLiteDB() {

    if (!dataStoreType.equals("sqlite3store")) {
        return;
    }

    ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor();
    service.scheduleAtFixedRate(() -> {
        SimpleDateFormat datefmt = new SimpleDateFormat("ddMMyyyy.hhmmss");
        datefmt.setTimeZone(TimeZone.getTimeZone(timeZone));
        String timestamp = datefmt.format(new Date());

        dataStore.backupSQLite3("phantombot.auto.backup." + timestamp + ".db");

        try {
            Iterator dirIterator = FileUtils.iterateFiles(new File("./dbbackup"),
                    new WildcardFileFilter("phantombot.auto.*"), null);
            while (dirIterator.hasNext()) {
                File backupFile = (File) dirIterator.next();
                if (FileUtils.isFileOlder(backupFile,
                        System.currentTimeMillis() - (86400000 * backupSQLiteKeepDays))) {
                    FileUtils.deleteQuietly(backupFile);
                }
            }
        } catch (Exception ex) {
            com.gmt2001.Console.err.println("Failed to clean up database backup directory: " + ex.getMessage());
        }
    }, 0, backupSQLiteHourFrequency, TimeUnit.HOURS);
}

From source file:com.netflix.conductor.tests.integration.WorkflowServiceTest.java

public void testRateLimiting() throws Exception {

    TaskDef td = new TaskDef();
    td.setName("eventX1");
    td.setTimeoutSeconds(1);/*from ww w. j ava 2s. c o m*/
    td.setConcurrentExecLimit(1);

    ms.registerTaskDef(Arrays.asList(td));

    WorkflowDef def = new WorkflowDef();
    def.setName("test_rate_limit");
    def.setSchemaVersion(2);

    WorkflowTask event = new WorkflowTask();
    event.setType("USER_TASK");
    event.setName("eventX1");
    event.setTaskReferenceName("event0");
    event.setSink("conductor");

    def.getTasks().add(event);
    ms.registerWorkflowDef(def);

    Executors.newSingleThreadScheduledExecutor().scheduleWithFixedDelay(() -> {
        queue.processUnacks("USER_TASK");
    }, 2, 2, TimeUnit.SECONDS);

    String[] ids = new String[100];
    ExecutorService es = Executors.newFixedThreadPool(10);
    for (int i = 0; i < 10; i++) {
        final int index = i;
        es.submit(() -> {
            try {
                String id = provider.startWorkflow(def.getName(), def.getVersion(), "", new HashMap<>());
                ids[index] = id;
            } catch (Exception e) {
                e.printStackTrace();
            }

        });
    }
    Uninterruptibles.sleepUninterruptibly(20, TimeUnit.SECONDS);
    for (int i = 0; i < 10; i++) {
        String id = ids[i];
        Workflow workflow = provider.getWorkflow(id, true);
        assertNotNull(workflow);
        assertEquals(1, workflow.getTasks().size());

        Task eventTask = workflow.getTasks().get(0);
        assertEquals(Task.Status.COMPLETED, eventTask.getStatus());
        assertEquals("tasks:" + workflow.getTasks(), WorkflowStatus.COMPLETED, workflow.getStatus());
        assertTrue(!eventTask.getOutputData().isEmpty());
        assertNotNull(eventTask.getOutputData().get("event_produced"));
    }
}