Example usage for java.util.concurrent Callable Callable

List of usage examples for java.util.concurrent Callable Callable

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

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Callable

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Usage

From source file:com.mgmtp.perfload.core.client.util.concurrent.DelayingExecutorServiceTest.java

@Test
public void testWithDelay() throws InterruptedException, BrokenBarrierException {
    DelayingExecutorService execSrv = new DelayingExecutorService();

    final StopWatch sw = new StopWatch();

    final CyclicBarrier stopBarrier = new CyclicBarrier(11, new Runnable() {
        @Override/*from  ww w .j  a  va 2s.c om*/
        public void run() {
            sw.stop();
        }
    });

    sw.start();

    final long taskSleepMillis = 75L;
    long delayMultiplier = 50L;
    int loopMax = 10;

    for (int i = 0; i < loopMax; ++i) {
        Callable<Void> c = new Callable<Void>() {
            @Override
            public Void call() {
                try {
                    Thread.sleep(taskSleepMillis);
                    stopBarrier.await();
                } catch (Exception ex) {
                    throw new AssertionError(ex);
                }
                return null;
            }
        };

        long delay = delayMultiplier * i;

        ScheduledFuture<?> future = execSrv.schedule(c, delay, TimeUnit.MILLISECONDS);
        long actualDelay = future.getDelay(TimeUnit.MILLISECONDS);

        // compare with epsilon to make up for bad accuracy
        assertTrue(abs(delay - actualDelay) < EPSILON);
    }

    stopBarrier.await();

    long actualTime = sw.getTime();
    long expectedTime = delayMultiplier * (loopMax - 1) + taskSleepMillis;

    // compare with epsilon to make up for bad accuracy
    assertTrue(abs(actualTime - expectedTime) < EPSILON);
}

From source file:its.tools.SonarlintDaemon.java

public void waitReady() {
    await().atMost(10, TimeUnit.SECONDS).until(new Callable<Boolean>() {
        @Override/*from www  .j a  va  2  s . co m*/
        public Boolean call() throws Exception {
            return getOut().contains(READY_LOG);
        }
    });
}

From source file:com.tesora.dve.mysqlapi.repl.MyReplicationVisitorDispatch.java

public static void executeLDR(ServerDBConnection serverDBConnection,
        final ChannelHandlerContext channelHandlerContext, final byte[] query) throws SQLException {
    final MysqlLoadDataInfileRequestCollector resultConsumer = new MysqlLoadDataInfileRequestCollector(
            channelHandlerContext);/*w  w w  . ja  v  a2s .  c  om*/
    try {
        final NativeCharSet clientCharSet = MysqlNativeCharSet.UTF8;
        final SSConnection ssCon1 = serverDBConnection.getSSConn();
        Throwable t = ssCon1.executeInContext(new Callable<Throwable>() {
            public Throwable call() {
                try {
                    LoadDataRequestExecutor.execute(channelHandlerContext, ssCon1, resultConsumer,
                            clientCharSet.getJavaCharset(), query);
                } catch (Throwable e) {
                    return e;
                }
                return null;
            }
        });

        if (t != null && t.getCause() != null) {
            throw new PEException(t);
        }
        if (resultConsumer.getFileName() == null) {
            throw new SQLException(new PEException("Cannot handle load data statement: " + new String(query)));
        }
    } catch (Throwable t) {
        throw new SQLException(t);
    }
}

From source file:com.microsoft.azure.management.storage.UsageOperationsImpl.java

/**
* Gets the current usage count and the limit for the resources under the
* subscription.//from   w  ww . j a  v a 2s  .  c  o  m
*
* @return The List Usages operation response.
*/
@Override
public Future<UsageListResponse> listAsync() {
    return this.getClient().getExecutorService().submit(new Callable<UsageListResponse>() {
        @Override
        public UsageListResponse call() throws Exception {
            return list();
        }
    });
}

From source file:com.sishuok.chapter3.web.listener.ListenerController.java

@RequestMapping("/listener3")
@ResponseBody/*from  w  ww  . j  a va  2 s . co m*/
public WebAsyncTask<String> listener3() {
    long timeout = 10L * 1000; // 10
    final WebAsyncTask webAsyncTask = new WebAsyncTask(timeout, new Callable() {
        @Override
        public String call() throws Exception {
            Thread.sleep(2L * 1000);
            return "success";
        }
    });

    webAsyncTask.onTimeout(new Callable() {
        @Override
        public Object call() throws Exception {
            System.out.println("====");
            return "error";
        }
    });

    webAsyncTask.onCompletion(new Runnable() {
        @Override
        public void run() {
            System.out.println("===?");
        }
    });

    return webAsyncTask;
}

From source file:com.clxcommunications.xms.PagedFetcherTest.java

private static Callable<Page<Integer>> mockedFetchCallable(final List<List<Integer>> pages, final int pageNum) {
    int sizeAcc = 0;
    for (List<Integer> page : pages) {
        sizeAcc += page.size();//from  w w w  .j ava  2  s.c o m
    }
    final int totalSize = sizeAcc;

    return new Callable<Page<Integer>>() {

        @Override
        public Page<Integer> call() throws Exception {

            return new Page<Integer>() {

                @Override
                public int page() {
                    return pageNum;
                }

                @Override
                public int size() {
                    return pages.get(pageNum).size();
                }

                @Override
                public int totalSize() {
                    return totalSize;
                }

                @Override
                public List<Integer> content() {
                    return pages.get(pageNum);
                }

            };
        }

    };
}

From source file:com.microsoft.azure.subscriptions.SubscriptionOperationsImpl.java

/**
* Gets details about particular subscription.
*
* @param subscriptionId Required. Id of the subscription.
* @return Subscription detailed information.
*///from  w  w w .jav  a2 s  .c  o  m
@Override
public Future<GetSubscriptionResult> getAsync(final String subscriptionId) {
    return this.getClient().getExecutorService().submit(new Callable<GetSubscriptionResult>() {
        @Override
        public GetSubscriptionResult call() throws Exception {
            return get(subscriptionId);
        }
    });
}

From source file:org.apache.lucene.replicator.http.HttpReplicator.java

@Override
public InputStream obtainFile(String sessionID, String source, String fileName) throws IOException {
    String[] params = new String[] { ReplicationService.REPLICATE_SESSION_ID_PARAM, sessionID,
            ReplicationService.REPLICATE_SOURCE_PARAM, source, ReplicationService.REPLICATE_FILENAME_PARAM,
            fileName, };//from  w  ww. jav a 2s.  c o m
    final HttpResponse response = executeGET(ReplicationAction.OBTAIN.name(), params);
    return doAction(response, false, new Callable<InputStream>() {
        @Override
        public InputStream call() throws Exception {
            return responseInputStream(response, true);
        }
    });
}

From source file:com.microsoft.azure.management.compute.UsageOperationsImpl.java

/**
* Lists compute usages for a subscription.
*
* @param location Required. The location upon which resource usage is
* queried.//from  w ww . j  ava 2s  .c o  m
* @return The List Usages operation response.
*/
@Override
public Future<ListUsagesResponse> listAsync(final String location) {
    return this.getClient().getExecutorService().submit(new Callable<ListUsagesResponse>() {
        @Override
        public ListUsagesResponse call() throws Exception {
            return list(location);
        }
    });
}

From source file:de.unentscheidbar.validation.swing.trigger.DocumentChangeTriggerTest.java

@Override
protected void provokeTrigger(Iterable<JTextComponent> components) {

    for (final JTextComponent c : components) {
        runInEdt(new Callable<Void>() {

            @Override/*ww  w .j  a  v  a2  s. com*/
            public Void call() throws Exception {

                Document doc = c.getDocument();
                switch (rnd.nextInt(3)) {
                case 0:
                    doc.remove(doc.getStartPosition().getOffset(), doc.getLength() / 2);
                    break;
                case 1:
                    doc.insertString(rnd.nextInt(Math.max(1, doc.getStartPosition().getOffset())),
                            RandomStringUtils.randomAlphanumeric(1 + rnd.nextInt(10)), null);
                    break;
                case 2:
                    c.setText(UUID.randomUUID().toString());
                    break;
                default:
                    Assert.fail();
                }
                return null;
            }
        });

    }
    drainEventQueue();
}