Java Code Examples for java.util.concurrent.Callable
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java.util.concurrent.Callable. These examples are extracted from open source projects.
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Example 1
Source Project: development Source File: SecurityInvocationHandlerTest.java License: Apache License 2.0 | 6 votes |
@Before public void setup() { sessionContext = new TestSessionContext(null, null); callable = new Callable<Object>() { @Override public Void call() { return null; } }; ctx = new IInvocationCtx() { @Override public TransactionManager getTransactionManager() { return null; } @Override public boolean isApplicationException(Exception e) { return false; } }; }
Example 2
Source Project: thorntail Source File: CachingArtifactResolvingHelper.java License: Apache License 2.0 | 6 votes |
private Set<ArtifactSpec> resolveInParallel(Collection<ArtifactSpec> toResolve) throws InterruptedException { ExecutorService threadPool = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors() * 10); List<Callable<ArtifactSpec>> callable = toResolve.stream() .map(spec -> (Callable<ArtifactSpec>) (() -> this.resolve(spec))) .collect(Collectors.toList()); List<Future<ArtifactSpec>> futures = threadPool.invokeAll( callable ); Set<ArtifactSpec> result = futures.stream() .map(this::safeGet) .filter(Objects::nonNull) .collect(Collectors.toSet()); threadPool.shutdown(); return result; }
Example 3
Source Project: streamsupport Source File: ForkJoinPoolTest.java License: GNU General Public License v2.0 | 6 votes |
/** * timed invokeAll(null time unit) throws NullPointerException */ public void testTimedInvokeAllNullTimeUnit() throws Throwable { ExecutorService e = new ForkJoinPool(1); PoolCleaner cleaner = null; try { cleaner = cleaner(e); List<Callable<String>> l = new ArrayList<>(); l.add(new StringTask()); try { e.invokeAll(l, randomTimeout(), null); shouldThrow(); } catch (NullPointerException success) {} } finally { if (cleaner != null) { cleaner.close(); } } }
Example 4
Source Project: development Source File: SubscriptionDaoIT_Paging_Filtering_Supplier.java License: Apache License 2.0 | 6 votes |
@Test public void getSubscriptionsForMyCustomersFilteredByServiceIDNoSubscriptionReturned() throws Exception { // given final String not_existing_service_id = "not existing"; final int expected = 0; Set<Filter> filterSet = createFilterSet(null, null, null, null, not_existing_service_id); final Pagination pagination = createPagination(0, NUM_CUSTOMER_SUBSCRIPTIONS, null, filterSet); // when List<Subscription> result = runTX(new Callable<List<Subscription>>() { @Override public List<Subscription> call() throws Exception { return dao.getSubscriptionsForMyCustomers(supplierUser, states, pagination); } }); // then assertEquals(expected, result.size()); }
Example 5
Source Project: ignite Source File: JdbcThinTransactionsWithMvccEnabledSelfTest.java License: Apache License 2.0 | 6 votes |
/** * Test that exception in one of the statements does not kill connection worker altogether. * @throws SQLException if failed. */ @Test public void testExceptionHandling() throws SQLException { try (Connection c = c(true, NestedTxMode.ERROR)) { try (Statement s = c.createStatement()) { s.execute("INSERT INTO INTS(k, v) values(1, 1)"); assertEquals(1, grid(0).cache("ints").get(1)); GridTestUtils.assertThrows(null, new Callable<Void>() { @Override public Void call() throws Exception { s.execute("INSERT INTO INTS(x, y) values(1, 1)"); return null; } }, SQLException.class, "Failed to parse query"); s.execute("INSERT INTO INTS(k, v) values(2, 2)"); assertEquals(2, grid(0).cache("ints").get(2)); } } }
Example 6
Source Project: Pushjet-Android Source File: DefaultTaskInputs.java License: BSD 2-Clause "Simplified" License | 6 votes |
private Object unwrap(Object value) { while (true) { if (value instanceof Callable) { Callable callable = (Callable) value; try { value = callable.call(); } catch (Exception e) { throw UncheckedException.throwAsUncheckedException(e); } } else if (value instanceof Closure) { Closure closure = (Closure) value; value = closure.call(); } else if (value instanceof FileCollection) { FileCollection fileCollection = (FileCollection) value; return fileCollection.getFiles(); } else { return value; } } }
Example 7
Source Project: RxJava3-preview Source File: MaybeUsingTest.java License: Apache License 2.0 | 6 votes |
@Test public void errorNonEager() { Maybe.using(new Callable<Object>() { @Override public Object call() throws Exception { return 1; } }, new Function<Object, MaybeSource<Integer>>() { @Override public MaybeSource<Integer> apply(Object v) throws Exception { return Maybe.error(new TestException()); } }, new Consumer<Object>() { @Override public void accept(Object d) throws Exception { } }, false) .test() .assertFailure(TestException.class); }
Example 8
Source Project: TakinRPC Source File: ZkClient.java License: Apache License 2.0 | 6 votes |
public boolean delete(final String path) { try { retryUntilConnected(new Callable<byte[]>() { @Override public byte[] call() throws Exception { _connection.delete(path); return null; } }); return true; } catch (ZkNoNodeException e) { return false; } }
Example 9
Source Project: data.int-map Source File: Nodes.java License: Eclipse Public License 1.0 | 6 votes |
public Object fold(final long n, final IFn combiner, final IFn reducer, final IFn fjtask, final IFn fjfork, final IFn fjjoin) { if (n > count()) { List<Callable> tasks = new ArrayList(); for (int i = 0; i < 16; i++) { final INode node = children[i]; if (node != null) { tasks.add(new Callable() { public Object call() throws Exception { return node.fold(n, combiner, reducer, fjtask, fjfork, fjjoin); } }); } } return foldTasks(tasks, combiner, fjtask, fjfork, fjjoin); } else { return kvreduce(reducer, combiner.invoke()); } }
Example 10
Source Project: rapidminer-studio Source File: ConcurrentRepositoryTest.java License: GNU Affero General Public License v3.0 | 6 votes |
/** * Returns a Callable that calls {@link Folder#refresh()} */ private Callable<Void> folder_refresh(final Folder folder) { return new Callable<Void>() { @Override public Void call() { try { startSignal.await(); Thread.sleep(random.nextInt(THREAD_WAIT_THRESHOLD)); // System.out.println(Thread.currentThread().getName() + " RERESH"); folder.refresh(); } catch (RepositoryException | InterruptedException e) { Assert.fail(Thread.currentThread().getName() + " " + e.getMessage()); } return null; } }; }
Example 11
Source Project: TencentKona-8 Source File: CAccessibility.java License: GNU General Public License v2.0 | 6 votes |
public static Object[] getChildren(final Accessible a, final Component c) { if (a == null) return null; return invokeAndWait(new Callable<Object[]>() { public Object[] call() throws Exception { final AccessibleContext ac = a.getAccessibleContext(); if (ac == null) return null; final int numChildren = ac.getAccessibleChildrenCount(); final Object[] children = new Object[numChildren]; for (int i = 0; i < numChildren; i++) { children[i] = ac.getAccessibleChild(i); } return children; } }, c); }
Example 12
Source Project: development Source File: ProductIT.java License: Apache License 2.0 | 6 votes |
/** * <b>Testcase:</b> Add new Product objects <br> * <b>ExpectedResult:</b> * <ul> * <li>All objects can be retrieved from DB and are identical to provided * Product objects</li> * <li>Cascaded objects (i.e. PriceModel) is also stored</li> * <li>A history object is created for each product stored</li> * <li>History objects are created for CascadeAudit-annotated associated * objects</li> * </ul> * * @throws Throwable */ @Test public void testAdd() throws Throwable { try { runTX(new Callable<Void>() { @Override public Void call() throws Exception { doTestAdd(); return null; } }); runTX(new Callable<Void>() { @Override public Void call() { doTestAddCheck(); return null; } }); } catch (EJBException e) { throw e.getCause(); } }
Example 13
Source Project: buck Source File: FakeTestRule.java License: Apache License 2.0 | 6 votes |
public FakeTestRule( BuildTarget buildTarget, ProjectFilesystem projectFilesystem, BuildRuleParams buildRuleParams, ImmutableSet<String> labels, Optional<Path> pathToTestOutputDirectory, boolean runTestSeparately, ImmutableList<Step> testSteps, Callable<TestResults> interpretedTestResults) { super(buildTarget, projectFilesystem, buildRuleParams); this.labels = labels; this.pathToTestOutputDirectory = pathToTestOutputDirectory; this.runTestSeparately = runTestSeparately; this.testSteps = testSteps; this.interpretedTestResults = interpretedTestResults; }
Example 14
Source Project: netbeans Source File: ClassMemberPanelUI.java License: Apache License 2.0 | 6 votes |
private ElementJavadoc getJavaDocFor( @NonNull final ElementNode node, @NullAllowed final Callable<Boolean> cancel) { ElementNode root = getRootNode(); if ( root == null ) { return null; } final ElementHandle<? extends Element> eh = node.getDescritption().getElementHandle(); if (eh == null) { return null; } final JavaSource js = JavaSource.forFileObject( root.getDescritption().fileObject ); if (js == null) { return null; } final JavaDocCalculator calculator = new JavaDocCalculator(eh, cancel); try { js.runUserActionTask( calculator, true ); } catch( IOException ioE ) { Exceptions.printStackTrace( ioE ); return null; } return calculator.doc; }
Example 15
Source Project: development Source File: BasicBillingProxy.java License: Apache License 2.0 | 6 votes |
<T> Future<T> submitAdapterCall(Callable<T> callable) throws BillingApplicationException { ExecutorService executor = getSingleThreadExecutor(); Future<T> future = null; try { future = executor.submit(callable); } catch (RejectedExecutionException e) { logger.logError(Log4jLogger.SYSTEM_LOG, e, LogMessageIdentifier.ERROR_EXECUTION_OF_BILLING_APPLICATION_TASK_REJECTED); throw new BillingApplicationException( "Call to Billing Adapter failed", new BillingAdapterConnectionException( "The execution of the billing application task was rejected")); } return future; }
Example 16
Source Project: Easer Source File: RemotePluginCommunicationHelper.java License: GNU General Public License v3.0 | 6 votes |
public void asyncRemoteEditOperationData(final String id, OnEditDataIntentObtainedCallback onEditDataIntentObtainedCallback) { ParcelUuid uuid = onEditDataIntentObtainedCallbackCallbackStore.putCallback(onEditDataIntentObtainedCallback); doAfterConnect(new Callable<Void>() { @Override public Void call() throws Exception { Message message = Message.obtain(); message.what = C.MSG_EDIT_OPERATION_DATA; message.replyTo = inMessenger; Bundle bundle = new Bundle(); bundle.putString(C.EXTRA_PLUGIN_ID, id); bundle.putParcelable(C.EXTRA_MESSAGE_ID, uuid); message.setData(bundle); outMessenger.send(message); return null; } }); }
Example 17
Source Project: TencentKona-8 Source File: Basic.java License: GNU General Public License v2.0 | 6 votes |
/** * That method starts a set of threads, each thread sends a given number of * notifications. * The number of threads can be set via the attribute numOfNotificationSenders. * The number of notification sent by each thread can be set via * the attribute numOfNotificationSenderLoops. * Depending on the parameter customNotification we send either custom * notification(s) or MBeanServer registration and unregistration notification(s). * When customNotification=true the total number of notification(s) sent is * (numOfNotificationSenders * numOfNotificationSenderLoops). They are * sequentially of type NOTIF_TYPE_0 then NOTIF_TYPE_1 and so on. * * When customNotification=false the total number of notification(s) sent is * (numOfNotificationSenders * numOfNotificationSenderLoops) registration * notification(s) * + * (numOfNotificationSenders * numOfNotificationSenderLoops) unregistration * notification(s) * * @throws java.lang.Exception */ public void sendNotificationWave(boolean customNotification) throws Exception { // Build the set of notification sender. Collection<Callable<Integer>> tasks = new HashSet<Callable<Integer>>(numOfNotificationSenders); for (int i = 1; i <= numOfNotificationSenders; i++) { tasks.add(new NotifSender(numOfNotificationSenderLoops, customNotification, i)); } // Start all notification sender in parallel. ExecutorService execServ = null; try { execServ = Executors.newFixedThreadPool(numOfNotificationSenders); List<Future<Integer>> taskHandlers = execServ.invokeAll(tasks); checkNotifSenderThreadStatus(taskHandlers); } finally { if (!execServ.isShutdown()) { execServ.shutdown(); } } }
Example 18
Source Project: rice Source File: JpaPersistenceProvider.java License: Educational Community License v2.0 | 6 votes |
/** * {@inheritDoc} */ @Override @Transactional public <T> void deleteAll(final Class<T> type) { doWithExceptionTranslation(new Callable<Object>() { @Override public Object call() { new JpaCriteriaQuery(getSharedEntityManager()).deleteAll(type); // If the L2 cache is enabled, items will still be served from the cache // So, we need to flush that as well for the given type if (sharedEntityManager.getEntityManagerFactory().getCache() != null) { sharedEntityManager.getEntityManagerFactory().getCache().evict(type); } return null; } }); }
Example 19
Source Project: j2objc Source File: ThreadPoolExecutorSubclassTest.java License: Apache License 2.0 | 6 votes |
/** * invokeAny(c) throws ExecutionException if no task completes */ public void testInvokeAny4() throws Exception { final ExecutorService e = new CustomTPE(2, 2, LONG_DELAY_MS, MILLISECONDS, new ArrayBlockingQueue<Runnable>(10)); try (PoolCleaner cleaner = cleaner(e)) { List<Callable<String>> l = new ArrayList<Callable<String>>(); l.add(new NPETask()); try { e.invokeAny(l); shouldThrow(); } catch (ExecutionException success) { assertTrue(success.getCause() instanceof NullPointerException); } } }
Example 20
Source Project: brooklyn-server Source File: EntityManagementUtils.java License: Apache License 2.0 | 5 votes |
public static CreationResult<List<Entity>,List<String>> addChildrenStarting(final Entity parent, String yaml) { final List<Entity> children = addChildrenUnstarted(parent, yaml); String childrenCountString; int size = children.size(); childrenCountString = size+" "+(size!=1 ? "children" : "child"); TaskBuilder<List<String>> taskM = Tasks.<List<String>>builder().displayName("add children") .dynamic(true) .tag(BrooklynTaskTags.NON_TRANSIENT_TASK_TAG) .body(new Callable<List<String>>() { @Override public List<String> call() throws Exception { return ImmutableList.copyOf(Iterables.transform(children, EntityFunctions.id())); }}) .description("Add and start "+childrenCountString); TaskBuilder<?> taskS = Tasks.builder().parallel(true).displayName("add (parallel)").description("Start each new entity"); // autostart if requested for (Entity child: children) { if (child instanceof Startable) { taskS.add(Effectors.invocation(child, Startable.START, ImmutableMap.of("locations", ImmutableList.of()))); } else { // include a task, just to give feedback in the GUI taskS.add(Tasks.builder().displayName("create").description("Skipping start (not a Startable Entity)") .body(Runnables.doNothing()) .tag(BrooklynTaskTags.tagForTargetEntity(child)) .build()); } } taskM.add(taskS.build()); Task<List<String>> task = Entities.submit(parent, taskM.build()); return CreationResult.of(children, task); }
Example 21
Source Project: ignite Source File: GridEncryptionManager.java License: Apache License 2.0 | 5 votes |
/** * @param c Callable to run with master key change read lock. * @return Computed result. */ private <T> T withMasterKeyChangeReadLock(Callable<T> c) { masterKeyChangeLock.readLock().lock(); try { return c.call(); } catch (Exception e) { throw new IgniteException(e); } finally { masterKeyChangeLock.readLock().unlock(); } }
Example 22
Source Project: TencentKona-8 Source File: ScriptObjectMirror.java License: GNU General Public License v2.0 | 5 votes |
@Override public void clear() { inGlobal(new Callable<Object>() { @Override public Object call() { sobj.clear(strict); return null; } }); }
Example 23
Source Project: dragonwell8_jdk Source File: CAccessibility.java License: GNU General Public License v2.0 | 5 votes |
public static AccessibleText getAccessibleText(final Accessible a, final Component c) { if (a == null) return null; return invokeAndWait(new Callable<AccessibleText>() { public AccessibleText call() throws Exception { final AccessibleContext ac = a.getAccessibleContext(); if (ac == null) return null; AccessibleText accessibleText = ac.getAccessibleText(); return accessibleText; } }, c); }
Example 24
Source Project: dragonwell8_jdk Source File: CAccessibleText.java License: GNU General Public License v2.0 | 5 votes |
static String getTextRange(final AccessibleEditableText aet, final int start, final int stop, final Component c) { if (aet == null) return null; return CAccessibility.invokeAndWait(new Callable<String>() { public String call() throws Exception { return aet.getTextRange(start, stop); } }, c); }
Example 25
Source Project: kite Source File: TestSchemaCommand.java License: Apache License 2.0 | 5 votes |
@Test public void testMissingDatasetName() { TestHelpers.assertThrows("Should complain when no dataset name is given", IllegalArgumentException.class, new Callable<Void>() { @Override public Void call() throws Exception { command.run(); return null; } }); verifyZeroInteractions(console); }
Example 26
Source Project: ans-android-sdk Source File: AThreadPool.java License: GNU General Public License v3.0 | 5 votes |
/** * 高优先级同步执行:主要时get类对外操作接口 * * @param callable * @return */ public static Object syncHighPriorityExecutor(Callable callable) { Object object = null; FutureTask<Object> futureTask = new FutureTask<Object>(callable); highService.execute(futureTask); while (!futureTask.isDone() && !futureTask.isCancelled()) { try { object = futureTask.get(); } catch (Throwable ignore) { ExceptionUtil.exceptionThrow(ignore); } } return object; }
Example 27
Source Project: kripton Source File: BindDeleteRawPersonDataSource.java License: Apache License 2.0 | 5 votes |
/** * <p>Executes a transaction in async mode. This method <strong>is thread safe</strong> to avoid concurrent problems. The drawback is only one transaction at time can be executed. The database will be open in write mode. This method uses default error listener to intercept errors.</p> * * @param transaction * transaction to execute * @return <code>true</code> when transaction successful finished */ public Future<Boolean> executeAsync(final Transaction transaction) { return KriptonLibrary.getExecutorService().submit(new Callable<Boolean>() { @Override public Boolean call() throws Exception { return execute(transaction, onErrorListener); } }); }
Example 28
Source Project: netbeans Source File: JndiResourcesModelImpl.java License: Apache License 2.0 | 5 votes |
@Override public <R> Future<R> runReadActionWhenReady(final MetadataModelAction<JndiResourcesModel, R> action) throws MetadataModelException, IOException { return getHelper().runJavaSourceTaskWhenScanFinished(new Callable<R>() { @Override public R call() throws Exception { return action.run(getModel()); } }); }
Example 29
Source Project: knox Source File: DeleteRows.java License: Apache License 2.0 | 5 votes |
@Override protected Callable<Response> callable() { return new Callable<Response>() { @Override public Response call() throws Exception { String rowsIdToQuery = rowsId; if( rowsIdToQuery == null || rowsIdToQuery.isEmpty() ) { rowsIdToQuery = "*"; } StringBuilder columnsURIPart = new StringBuilder( "/" ); if( column != null ) { columnsURIPart.append( column.toURIPart() ); } columnsURIPart.append('/'); String timeURIPart = ""; if( time != null ) { timeURIPart = time.toString(); } URIBuilder uri = uri( HBase.SERVICE_PATH, "/", tableName, "/", rowsIdToQuery, columnsURIPart.toString(), timeURIPart ); HttpDelete delete = new HttpDelete( uri.build() ); return new Response( execute( delete ) ); } }; }
Example 30
Source Project: netbeans Source File: SelectRootsPanel.java License: Apache License 2.0 | 5 votes |
/** Creates new form SelectSourcesPanel */ SelectRootsPanel ( final int mode, @NonNull final URL root, @NonNull final List<? extends URI> attachedRoots, @NonNull final Callable<List<? extends String>> browseCall, @NonNull final Function<String, Collection<? extends URI>> convertor, @NullAllowed final SourceJavadocAttacherImplementation.Definer plugin) { assert (mode & ~1) == 0; assert root != null; assert browseCall != null; assert convertor != null; this.mode = mode; this.root = root; this.browseCall = browseCall; this.convertor = convertor; this.plugin = plugin; initComponents(); final DefaultListModel<URI> model = new DefaultListModel<URI>(); sources.setModel(model); sources.setCellRenderer(new RootRenderer()); sources.addListSelectionListener(new ListSelectionListener() { @Override public void valueChanged(ListSelectionEvent e) { enableSelectionSensitiveActions(); } }); for (URI r : attachedRoots) { model.addElement(r); } addURL.setVisible(mode != 0); if (plugin != null) { download.setVisible(true); download.setToolTipText(plugin.getDescription()); } else { download.setVisible(false); } enableSelectionSensitiveActions(); }