Example usage for java.util.concurrent Executors newSingleThreadExecutor

List of usage examples for java.util.concurrent Executors newSingleThreadExecutor

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Introduction

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

Prototype

public static ExecutorService newSingleThreadExecutor()

Source Link

Document

Creates an Executor that uses a single worker thread operating off an unbounded queue.

Usage

From source file:de.mendelson.comm.as2.client.AS2Gui.java

@Override
public void loggedIn(User user) {
    super.loggedIn(user);
    try {/*from  ww  w.j  a  v a  2  s.  c  o m*/
        this.configConnection = DBDriverManager.getConnectionWithoutErrorHandling(DBDriverManager.DB_CONFIG,
                this.host);
        this.runtimeConnection = DBDriverManager.getConnectionWithoutErrorHandling(DBDriverManager.DB_RUNTIME,
                this.host);
    } catch (Exception e) {
        JOptionPane.showMessageDialog(AS2Gui.this,
                this.rb.getResourceString("dbconnection.failed.message", e.getMessage()),
                this.rb.getResourceString("dbconnection.failed.title"), JOptionPane.ERROR_MESSAGE);
        System.exit(1);
    }
    this.as2StatusBar.setConnectedHost(this.host);
    //start the table update thread
    Executors.newSingleThreadExecutor().submit(this.refreshThread);
}

From source file:com.uwsoft.editor.proxy.ProjectManager.java

public void importFontIntoProject(Array<FileHandle> fileHandles, ProgressHandler progressHandler) {
    if (fileHandles == null) {
        return;/* w  ww  .j  ava  2 s  .  c om*/
    }
    String targetPath = currentProjectPath + "/assets/orig/freetypefonts";
    handler = progressHandler;
    float perCopyPercent = 95.0f / fileHandles.size;
    for (FileHandle fileHandle : fileHandles) {
        if (!Overlap2DUtils.TTF_FILTER.accept(null, fileHandle.name())) {
            continue;
        }
        try {
            File target = new File(targetPath);
            if (!target.exists()) {
                File newFile = new File(targetPath);
                newFile.mkdir();
            }
            File fileTarget = new File(targetPath + "/" + fileHandle.name());
            FileUtils.copyFile(fileHandle.file(), fileTarget);
        } catch (IOException e) {
            e.printStackTrace();
        }
        System.out.println(perCopyPercent);
        changePercentBy(perCopyPercent);
        ExecutorService executor = Executors.newSingleThreadExecutor();
        executor.execute(() -> {
            changePercentBy(100 - currentPercent);
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            handler.progressComplete();
        });
        executor.shutdown();
    }
}

From source file:de.innovationgate.wgpublisher.filter.WGAFilter.java

public void initFilterChain() {

    Executors.newSingleThreadExecutor().execute(new Runnable() {
        @Override/*from  w  ww.  j a  v a 2s . co  m*/
        public void run() {
            setupFilterChain();

        }
    });

}

From source file:com.streamsets.pipeline.stage.origin.kafka.TestKafkaSource.java

@Test
public void testAutoOffsetResetSmallestConfig() throws Exception {
    CountDownLatch startLatch = new CountDownLatch(1);
    ExecutorService executorService = Executors.newSingleThreadExecutor();
    CountDownLatch countDownLatch = new CountDownLatch(1);
    executorService.submit(new ProducerRunnable(TOPIC11, SINGLE_PARTITION, producer, startLatch,
            DataType.LOG_STACK_TRACE, null, 10, countDownLatch));
    // produce all 10 records first before starting the source(KafkaConsumer)
    startLatch.countDown();/*from  w  w w  . ja va 2  s .  co  m*/
    countDownLatch.await();

    KafkaConfigBean conf = new KafkaConfigBean();
    conf.metadataBrokerList = sdcKafkaTestUtil.getMetadataBrokerURI();
    conf.topic = TOPIC11;
    conf.consumerGroup = CONSUMER_GROUP;
    conf.zookeeperConnect = zkConnect;
    conf.maxBatchSize = 100;
    conf.maxWaitTime = 10000;
    conf.kafkaConsumerConfigs = null;
    conf.produceSingleRecordPerMessage = false;
    conf.dataFormat = DataFormat.LOG;
    conf.dataFormatConfig.charset = "UTF-8";
    conf.dataFormatConfig.removeCtrlChars = false;
    conf.dataFormatConfig.logMode = LogMode.LOG4J;
    conf.dataFormatConfig.logMaxObjectLen = 10000;
    conf.dataFormatConfig.retainOriginalLine = true;
    conf.dataFormatConfig.customLogFormat = null;
    conf.dataFormatConfig.regex = null;
    conf.dataFormatConfig.fieldPathsToGroupName = null;
    conf.dataFormatConfig.grokPatternDefinition = null;
    conf.dataFormatConfig.grokPattern = null;
    conf.dataFormatConfig.onParseError = OnParseError.INCLUDE_AS_STACK_TRACE;
    conf.dataFormatConfig.maxStackTraceLines = 100;
    conf.dataFormatConfig.enableLog4jCustomLogFormat = false;
    conf.dataFormatConfig.log4jCustomLogFormat = null;

    SourceRunner sourceRunner = new SourceRunner.Builder(StandaloneKafkaSource.class, createSource(conf))
            .addOutputLane("lane")
            // Set mode to preview
            .setPreview(true).build();

    sourceRunner.runInit();

    List<Record> records = new ArrayList<>();
    StageRunner.Output output = getOutputAndRecords(sourceRunner, 10, "lane", records);

    shutDownExecutorService(executorService);
    String newOffset = output.getNewOffset();
    Assert.assertNull(newOffset);
    Assert.assertEquals(10, records.size());
}

From source file:com.uwsoft.editor.proxy.ProjectManager.java

public void importStyleIntoProject(final FileHandle handle, ProgressHandler progressHandler) {
    if (handle == null) {
        return;/*  w  w  w  . j av  a  2s . c  o m*/
    }
    final String targetPath = currentProjectPath + "/assets/orig/styles";
    FileHandle fileHandle = Gdx.files.absolute(handle.path());
    final MySkin skin = new MySkin(fileHandle);
    handler = progressHandler;
    currentPercent = 0;
    ExecutorService executor = Executors.newSingleThreadExecutor();
    executor.execute(() -> {
        for (int i = 0; i < skin.fontFiles.size(); i++) {
            File copyFontFile = new File(handle.path(), skin.fontFiles.get(i) + ".fnt");
            File copyImageFile = new File(handle.path(), skin.fontFiles.get(i) + ".png");
            if (!handle.isDirectory() && handle.exists() && copyFontFile.isFile() && copyFontFile.exists()
                    && copyImageFile.isFile() && copyImageFile.exists()) {
                File fileTarget = new File(targetPath + "/" + handle.name());
                File fontTarget = new File(targetPath + "/" + copyFontFile.getName());
                File imageTarget = new File(targetPath + "/" + copyImageFile.getName());
                try {
                    FileUtils.copyFile(handle.file(), fileTarget);
                    FileUtils.copyFile(copyFontFile, fontTarget);
                    FileUtils.copyFile(copyImageFile, imageTarget);
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    System.err.println(e.getMessage());
                    e.printStackTrace();
                }
            } else {
                System.err.println("SOME FILES ARE MISSING");
            }
        }
    });
    executor.execute(new Runnable() {
        @Override
        public void run() {
            changePercentBy(100 - currentPercent);
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            handler.progressComplete();
        }
    });
    executor.shutdown();
}

From source file:com.o2d.pkayjava.editor.proxy.ProjectManager.java

public void importFontIntoProject(Array<FileHandle> fileHandles, ProgressHandler progressHandler) {
    if (fileHandles == null) {
        return;//from   w  w  w. jav  a 2s  .  com
    }
    String targetPath = currentWorkingPath + "/" + currentProjectVO.projectName + "/assets/orig/freetypefonts";
    handler = progressHandler;
    float perCopyPercent = 95.0f / fileHandles.size;
    for (FileHandle fileHandle : fileHandles) {
        if (!Overlap2DUtils.TTF_FILTER.accept(null, fileHandle.name())) {
            continue;
        }
        try {
            File target = new File(targetPath);
            if (!target.exists()) {
                File newFile = new File(targetPath);
                newFile.mkdir();
            }
            File fileTarget = new File(targetPath + "/" + fileHandle.name());
            FileUtils.copyFile(fileHandle.file(), fileTarget);
        } catch (IOException e) {
            e.printStackTrace();
        }
        System.out.println(perCopyPercent);
        changePercentBy(perCopyPercent);
        ExecutorService executor = Executors.newSingleThreadExecutor();
        executor.execute(() -> {
            changePercentBy(100 - currentPercent);
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            handler.progressComplete();
        });
        executor.shutdown();
    }
}

From source file:com.uwsoft.editor.data.manager.DataManager.java

public void importExternalFontIntoProject(ArrayList<File> externalfiles, ProgressHandler progressHandler) {
    String targetPath = currentWorkingPath + "/" + currentProjectVO.projectName + "/assets/orig/freetypefonts";
    TffFilenameFilter ttfFilenameFilter = new TffFilenameFilter();
    handler = progressHandler;//from  w  w w.j av a2s.c  om
    float perCopyPercent = 95.0f / externalfiles.size();
    for (File file : externalfiles) {
        if (!ttfFilenameFilter.accept(null, file.getName())) {
            continue;
        }
        try {
            File target = new File(targetPath);
            if (!target.exists()) {
                File newFile = new File(targetPath);
                newFile.mkdir();
            }
            File fileTarget = new File(targetPath + "/" + file.getName());

            FileUtils.copyFile(file, fileTarget);
        } catch (IOException e) {
            e.printStackTrace();
        }
        System.out.println(perCopyPercent);
        changePercentBy(perCopyPercent);
        ExecutorService executor = Executors.newSingleThreadExecutor();
        executor.execute(new Runnable() {
            @Override
            public void run() {
                changePercentBy(100 - currentPercent);
                try {
                    Thread.sleep(500);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
                handler.progressComplete();
            }
        });
        executor.shutdown();
    }
}

From source file:hudson.plugins.sshslaves.SSHLauncher.java

/**
 * {@inheritDoc}/*  ww w.  j av a  2  s. co m*/
 */
@Override
public synchronized void launch(final SlaveComputer computer, final TaskListener listener)
        throws InterruptedException {
    connection = new Connection(host, port);
    ExecutorService executorService = Executors.newSingleThreadExecutor();
    Set<Callable<Boolean>> callables = new HashSet<Callable<Boolean>>();
    callables.add(new Callable<Boolean>() {
        public Boolean call() throws InterruptedException {
            Boolean rval = Boolean.FALSE;
            try {

                openConnection(listener);

                verifyNoHeaderJunk(listener);
                reportEnvironment(listener);

                String java = resolveJava(computer, listener);

                final String workingDirectory = getWorkingDirectory(computer);
                if (workingDirectory == null) {
                    listener.error("Cannot get the working directory for " + computer);
                    return Boolean.FALSE;
                }
                copySlaveJar(listener, workingDirectory);

                startSlave(computer, listener, java, workingDirectory);

                PluginImpl.register(connection);
                rval = Boolean.TRUE;
            } catch (RuntimeException e) {
                e.printStackTrace(listener.error(Messages.SSHLauncher_UnexpectedError()));
            } catch (Error e) {
                e.printStackTrace(listener.error(Messages.SSHLauncher_UnexpectedError()));
            } catch (IOException e) {
                e.printStackTrace(listener.getLogger());
            } finally {
                return rval;
            }
        }
    });

    final Node node = computer.getNode();
    final String nodeName = node != null ? node.getNodeName() : "unknown";
    try {
        long time = System.currentTimeMillis();
        List<Future<Boolean>> results;
        if (this.getLaunchTimeoutMillis() > 0) {
            results = executorService.invokeAll(callables, this.getLaunchTimeoutMillis(),
                    TimeUnit.MILLISECONDS);
        } else {
            results = executorService.invokeAll(callables);
        }
        long duration = System.currentTimeMillis() - time;
        Boolean res;
        try {
            res = results.get(0).get();
        } catch (ExecutionException e) {
            res = Boolean.FALSE;
        }
        if (!res) {
            System.out.println(
                    Messages.SSHLauncher_LaunchFailedDuration(getTimestamp(), nodeName, host, duration));
            listener.getLogger().println(getTimestamp() + " Launch failed - cleaning up connection");
            cleanupConnection(listener);
        } else {
            System.out.println(
                    Messages.SSHLauncher_LaunchCompletedDuration(getTimestamp(), nodeName, host, duration));
        }
        executorService.shutdown();
    } catch (InterruptedException e) {
        System.out.println(Messages.SSHLauncher_LaunchFailed(getTimestamp(), nodeName, host));
    }

}

From source file:com.o2d.pkayjava.editor.proxy.ProjectManager.java

public void importStyleIntoProject(final FileHandle handle, ProgressHandler progressHandler) {
    if (handle == null) {
        return;/*from   ww  w  .  j a va  2s.  c  om*/
    }
    final String targetPath = currentWorkingPath + "/" + currentProjectVO.projectName + "/assets/orig/styles";
    FileHandle fileHandle = Gdx.files.absolute(handle.path());
    final MySkin skin = new MySkin(fileHandle);
    handler = progressHandler;
    currentPercent = 0;
    ExecutorService executor = Executors.newSingleThreadExecutor();
    executor.execute(() -> {
        for (int i = 0; i < skin.fontFiles.size(); i++) {
            File copyFontFile = new File(handle.path(), skin.fontFiles.get(i) + ".fnt");
            File copyImageFile = new File(handle.path(), skin.fontFiles.get(i) + ".png");
            if (!handle.isDirectory() && handle.exists() && copyFontFile.isFile() && copyFontFile.exists()
                    && copyImageFile.isFile() && copyImageFile.exists()) {
                File fileTarget = new File(targetPath + "/" + handle.name());
                File fontTarget = new File(targetPath + "/" + copyFontFile.getName());
                File imageTarget = new File(targetPath + "/" + copyImageFile.getName());
                try {
                    FileUtils.copyFile(handle.file(), fileTarget);
                    FileUtils.copyFile(copyFontFile, fontTarget);
                    FileUtils.copyFile(copyImageFile, imageTarget);
                } catch (IOException e) {
                    // TODO Auto-generated catch block
                    System.err.println(e.getMessage());
                    e.printStackTrace();
                }
            } else {
                System.err.println("SOME FILES ARE MISSING");
            }
        }
    });
    executor.execute(new Runnable() {
        @Override
        public void run() {
            changePercentBy(100 - currentPercent);
            try {
                Thread.sleep(500);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            handler.progressComplete();
        }
    });
    executor.shutdown();
}