Package java.util.concurrent

Examples of java.util.concurrent.ExecutorCompletionService.submit()

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            int count = 0;
            debug("Number of execution threads: %s", nThreads);

            try {
                for (final String file : listSelectedFiles()) {
                    completionService.submit(new Runnable() {
                        public void run() {
                            Document document = documentFactory.createDocuments(file);
                            debug("Selected file: %s [header style: %s]", document.getFile(), document.getHeaderDefinition());
                            if (document.isNotSupported()) {
                                warn("Unknown file extension: %s", document.getFile());
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        final DiscoveryManager newClient = Proxies.newClient(EXPORT_NAME, address, getClass().getClassLoader(), DiscoveryManager.class);

        // Execute collection asynchronously (TODO: cache pool usage could be improved)
        final ExecutorService cachePool = Executors.newCachedThreadPool(this.threadFactory);
        final ExecutorCompletionService<String> ecs = new ExecutorCompletionService(cachePool);
        final Future<String> future = ecs.submit(new Callable<String>() {

            public String call() throws Exception {
                return AccessController.doPrivileged(new PrivilegedAction<String>() {
                    public String run() {
                        return newClient.ping(667) == 667 ? "OK" : null;
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                // 针对view视图的情况，会有后续再判断一次
                flag = checkNeedDbForRowMode(pipeline, eventData);
            }

            if (flag && (eventData.getEventType().isInsert() || eventData.getEventType().isUpdate())) {// 判断是否需要反查
                Future future = completionService.submit(new DatabaseExtractWorker(pipeline, item), null); // 提交进行并行查询
                if (future.isDone()) {
                    // 立即判断一次，因为使用了CallerRun可能当场跑出结果，针对有异常时快速响应，而不是等跑完所有的才抛异常
                    try {
                        future.get();
                    } catch (InterruptedException e) {
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    Configurables.configure(source, context);
    source.start();
    ExecutorCompletionService<Void> completionService = new
      ExecutorCompletionService(submitter);
    for (int i = 0; i < 30; i++) {
      completionService.submit(new SubmitHelper(i), null);
    }
    //wait for all threads to be done


    for(int i = 0; i < 30; i++) {
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        assertEquals(expected, TestContextHandler.getCurrentObject());
        TestContextHandler.setCurrentObject(null);
        assertNull(TestContextHandler.getCurrentObject());
       
        threadPool.submit(task2);
       
        assertEquals(expected, threadPool.take().get());
       
        threadPoolExecutor.shutdown();
    }
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        ExecutorCompletionService completionService = new ExecutorCompletionService(executor);
        List<Future<Object>> futures = new ArrayList<Future<Object>>(addrs.length);
        List result = new ArrayList(10);
        for (final String addr : addrs) {
            futures.add(completionService.submit((new Callable<Object>() {

                @Override
                public Object call() throws Exception {
                    return DefaultCommunicationClientImpl.this.call(addr, event);
                }
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      ExecutorCompletionService ecs = new ExecutorCompletionService(executor);

      final TaskContextImpl taskContext = new TaskContextImpl();
      int count = 0;
      for (final DirectoryLoaderAdaptor dir : openDirectories.values()) {
         ecs.submit(new Callable<Void>() {
            @Override
            public Void call() throws Exception {
               final HashSet<MarshalledEntry> allInternalEntries = new HashSet<MarshalledEntry>();
               dir.loadAllEntries(allInternalEntries, Integer.MAX_VALUE, ctx.getMarshaller());
               for (MarshalledEntry me : allInternalEntries) {
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                final String name = entryName;
                if (true == isLocal && !useLocalFileMutliThread) {
                    // 采用串行处理，不走临时文件
                    queue.add(new DummyFuture(new ArchiveEntry(name, callback.retrive(fileData))));
                } else {
                    completionService.submit(new Callable<ArchiveEntry>() {

                        public ArchiveEntry call() throws Exception {
                            // 处理下异常，可能失败
                            InputStream input = null;
                            OutputStream output = null;
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                // 针对view视图的情况，会有后续再判断一次
                flag = checkNeedDbForRowMode(pipeline, eventData);
            }

            if (flag && (eventData.getEventType().isInsert() || eventData.getEventType().isUpdate())) {// 判断是否需要反查
                Future future = completionService.submit(new DatabaseExtractWorker(pipeline, item), null); // 提交进行并行查询
                if (future.isDone()) {
                    // 立即判断一次，因为使用了CallerRun可能当场跑出结果，针对有异常时快速响应，而不是等跑完所有的才抛异常
                    try {
                        future.get();
                    } catch (InterruptedException e) {
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                // 针对view视图的情况，会有后续再判断一次
                flag = checkNeedDbForRowMode(pipeline, eventData);
            }

            if (flag && (eventData.getEventType().isInsert() || eventData.getEventType().isUpdate())) {// 判断是否需要反查
                Future future = completionService.submit(new DatabaseExtractWorker(pipeline, item), null); // 提交进行并行查询
                if (future.isDone()) {
                    // 立即判断一次，因为使用了CallerRun可能当场跑出结果，针对有异常时快速响应，而不是等跑完所有的才抛异常
                    try {
                        future.get();
                    } catch (InterruptedException e) {
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