Example usage for java.util.concurrent Callable Callable

Introduction

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

Prototype

Callable

Source Link

Usage

From source file:de.msg.terminfindung.gui.administration.TerminfindungWatchdog.java

@Override
public void afterPropertiesSet() throws Exception {
    addPruefung("Datenbank", new Callable<Boolean>() {
        @Override/*from   ww w. ja  va 2  s  .c o  m*/
        public Boolean call() throws Exception {
            final String watchdogQuery = konfiguration.getAsString(CONF_ADMIN_WATCHDOG_VALIDATION_QUERY);
            entityManager.createNativeQuery(watchdogQuery).getSingleResult();
            return true;
        }
    });
}

From source file:com.sishuok.chapter3.web.controller.WebAsyncTaskController.java

@RequestMapping("/webAsyncTask2")
public WebAsyncTask<String> webAsyncTask2(final Model model) {
    long timeout = 10L * 1000; // 1
    WebAsyncTask webAsyncTask = new WebAsyncTask(timeout, new Callable() {
        @Override/*from w ww  .j ava 2 s . c o  m*/
        public String call() throws Exception {
            Thread.sleep(2L * 1000);
            throw new RuntimeException("");
        }
    });
    return webAsyncTask;
}

From source file:org.zenoss.zep.dao.impl.DaoUtilsTest.java

@Test
public void testDeadlockRetryAllFailed() throws Exception {
    final AtomicInteger i = new AtomicInteger();
    try {// w ww.  j a va2  s .c  o  m
        DaoUtils.deadlockRetry(new Callable<Integer>() {
            @Override
            public Integer call() throws Exception {
                throw new DeadlockLoserDataAccessException(String.valueOf(i.incrementAndGet()), null);
            }
        });
        fail("Should have thrown an exception after 5 retries");
    } catch (DeadlockLoserDataAccessException e) {
        assertEquals("5", e.getMessage());
    }
}

From source file:com.microsoft.windowsazure.management.scheduler.SchedulerIntegrationTestBase.java

protected static void createManagementClient() throws Exception {
    Configuration config = createConfiguration();
    managementClient = ManagementService.create(config);
    addClient((ServiceClient<?>) managementClient, new Callable<Void>() {
        @Override//  w w  w  . ja  va  2s  .c o m
        public Void call() throws Exception {
            createManagementClient();
            return null;
        }
    });
}

From source file:org.jspringbot.keyword.expression.ELEvaluate.java

@Override
public Object execute(final Object[] params) throws Exception {
    List<Object> variables = new ArrayList<Object>();

    if (params.length > 1) {
        variables.addAll(Arrays.asList(params).subList(1, params.length));
    }//from   ww w  .ja va  2 s.  c om

    return helper.variableScope(variables, new Callable<Object>() {
        @Override
        public Object call() throws Exception {
            return helper.evaluate(String.valueOf(params[0]));
        }
    });
}

From source file:com.jayway.restassured.module.mockmvc.http.PostAsyncController.java

@RequestMapping(value = "/tooLongAwaiting", method = POST)
public @ResponseBody Callable<String> tooLongAwaiting(final @RequestBody String body) {
    return new Callable<String>() {
        public String call() throws Exception {
            Thread.sleep(10);/*from   www . ja  va  2s.  c  o  m*/
            return body;
        }
    };
}

From source file:com.streamsets.pipeline.cluster.ClusterFunctionImpl.java

private static synchronized void initialize(Properties properties, Integer id, String rootDataDir)
        throws Exception {
    if (initialized) {
        return;//  w  w  w. j a  v  a 2  s. c  o  m
    }
    File dataDir = new File(System.getProperty("user.dir"), "data");
    FileUtils.copyDirectory(new File(rootDataDir), dataDir);
    System.setProperty("sdc.data.dir", dataDir.getAbsolutePath());
    // must occur before creating the EmbeddedSDCPool as
    // the hdfs target validation evaluates the sdc:id EL
    NumberFormat numberFormat = NumberFormat.getInstance();
    numberFormat.setMinimumIntegerDigits(6);
    numberFormat.setGroupingUsed(false);
    final String sdcId = numberFormat.format(id);
    Utils.setSdcIdCallable(new Callable<String>() {
        @Override
        public String call() {
            return sdcId;
        }
    });
    sdcPool = new EmbeddedSDCPool(properties);
    initialized = true;
}

From source file:com.github.marcosalis.kraken.utils.concurrent.ExpirableFutureTest.java

/**
 * Test for {@link ExpirableFutureTask#isExpired()}
 * //from   w  ww  .j  a  v a 2 s.  c o  m
 * @throws InterruptedException
 */
public void testIsExpired() throws InterruptedException {
    final long expiration = 100; // ms

    // test future expiration
    ExpirableFutureTask<JSONObject> future = new ExpirableFutureTask<JSONObject>(new Callable<JSONObject>() {
        @Override
        public JSONObject call() throws Exception {
            return null;
        }
    }, expiration);
    // sleep enough time for the future to expire
    Thread.sleep(expiration + 1);
    assertTrue("Future should be expired", future.isExpired());

    // test future validity
    ExpirableFutureTask<JSONObject> validFuture = new ExpirableFutureTask<JSONObject>(
            new Callable<JSONObject>() {
                @Override
                public JSONObject call() throws Exception {
                    return null;
                }
            }, expiration * 2);
    // sleep less time than expiration period
    Thread.sleep(expiration);
    assertFalse("Future should not be expired", validFuture.isExpired());
}

From source file:net.javacrumbs.futureconverter.common.test.spring.SpringOriginalFutureTestHelper.java

@Override
public ListenableFuture<String> createExceptionalFuture(final Exception exception) {
    return executor.submitListenable(new Callable<String>() {
        @Override//w  ww.  jav a  2 s. c  om
        public String call() throws Exception {
            throw exception;
        }
    });
}

From source file:org.fishwife.jrugged.spring.retry.ExtendedRetryTemplate.java

/***
 * Construct a {@link Callable} which wraps the given {@link RetryCallback},
 * and who's {@link java.util.concurrent.Callable#call()} method will execute
 * the callback via this {@link ExtendedRetryTemplate}
 *
 * @param callback The callback to wrap/*from  w  w w.jav a2 s.c om*/
 * @param <T> The return type of the callback
 * @return
 */
public <T> Callable<T> asCallable(final RetryCallback<T> callback) {
    return new Callable<T>() {
        public T call() throws Exception {
            return ExtendedRetryTemplate.this.execute(callback);

        }
    };
}