Example usage for org.apache.commons.io.output NullOutputStream nullOutputStream

Introduction

In this page you can find the example usage for org.apache.commons.io.output NullOutputStream nullOutputStream.

Prototype

public static OutputStream nullOutputStream()

Source Link

Document

Returns a new OutputStream which discards all bytes.

Usage

From source file:com.thoughtworks.go.server.dashboard.GoDashboardPipelineGroup.java

public String etag() {
    try {/*ww  w  . j ava  2s.co  m*/
        MessageDigest digest = DigestUtils.getSha256Digest();
        OutputStreamWriter outputStreamWriter = new OutputStreamWriter(
                new DigestOutputStream(new NullOutputStream(), digest));
        outputStreamWriter.write(name);
        outputStreamWriter.write("/");
        outputStreamWriter.write(Integer.toString(permissions.hashCode()));
        outputStreamWriter.write("[");

        for (Map.Entry<String, GoDashboardPipeline> entry : pipelines.entrySet()) {
            long lastUpdatedTimeStamp = entry.getValue().getLastUpdatedTimeStamp();
            outputStreamWriter.write(entry.getKey());
            outputStreamWriter.write(":");
            outputStreamWriter.write(Long.toString(lastUpdatedTimeStamp));
        }

        outputStreamWriter.write("]");
        outputStreamWriter.flush();

        return Hex.encodeHexString(digest.digest());
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

From source file:com.intel.cosbench.driver.operator.Lister.java

@Override
protected void operate(int idx, int all, Session session) {
    String[] path = objPicker.pickTargetPath(session.getRandom(), idx, all);
    NullOutputStream out = new NullOutputStream();
    Sample sample = doList(out, path[0], path[1], config, session);
    session.getListener().onSampleCreated(sample);
    Date now = sample.getTimestamp();
    Result result = new Result(now, getId(), getOpType(), getSampleType(), getName(), sample.isSucc());
    session.getListener().onOperationCompleted(result);
}

From source file:com.intel.cosbench.driver.operator.Reader.java

@Override
protected void operate(int idx, int all, Session session) {
    String[] path = objPicker.pickObjPath(session.getRandom(), idx, all);
    NullOutputStream out = new NullOutputStream();
    Sample sample = doRead(out, path[0], path[1], config, session);
    session.getListener().onSampleCreated(sample);
    Date now = sample.getTimestamp();
    Result result = new Result(now, OP_TYPE, sample.isSucc());
    session.getListener().onOperationCompleted(result);
}

From source file:com.jaspersoft.jasperserver.core.util.TolerantObjectWrapper.java

/**
 * tests whether an object is serializable
 *
 * return boolean representing if it is serializable
 *
 * *//*from   w  w w  .j ava 2  s.com*/
private boolean testIsSerializable(Object obj) throws IOException {

    NullOutputStream nos = new NullOutputStream();
    ObjectOutputStream oos = null;

    try {
        oos = new ObjectOutputStream(nos);
        oos.writeObject(obj);
        oos.close();
        nos.close();

    } catch (Exception err) {
        return false;
    }
    return true;
}

From source file:hu.bme.mit.trainbenchmark.benchmark.fourstore.driver.UnixUtils.java

public static void execResourceScript(final String command, final String arguments,
        final Map<String, String> environmentVariables, final boolean showOutput) throws IOException {
    final String tempScript = UnixUtils.createTempFileFromScript(command);

    final String scriptCommand = tempScript + " " + arguments;
    if (showOutput) {
        System.out.println("Command: " + scriptCommand);
    }//from  w  w w.j  a  v a2 s .c  o  m
    exec(scriptCommand, environmentVariables, showOutput ? System.out : new NullOutputStream());
}

From source file:com.tvh.infrastructure.openedge.Broker.java

public BrokerStatus getStatus() throws RemoteException {

    PrintStream nulloutput = new PrintStream(new NullOutputStream());
    PrintStream out = System.out;
    PrintStream err = System.err;
    int maxAgents = 0;
    int maxClients = 0;
    try {/*w  w  w. j a va  2  s.  c  o  m*/
        System.setOut(nulloutput);
        System.setErr(nulloutput);

        IChimeraRemoteCommand connect = server.connect(getBrokerName());
        int result = connect.runIt(new String[] { (type == BrokerType.ASBROKER ? "AS" : "WS"), "q" });
        if (connect.getSystemOutput().contains("(8313)")) {
            return new BrokerStatus(BrokerStatus.RunningStatus.STOPPED);
        }
        connect.runIt(new String[] { (type == BrokerType.ASBROKER ? "AS" : "WS"), "z", "maxSrvrInstance" });
        maxAgents = Integer.parseInt(connect.getStructuredSystemOutput().get("maxSrvrInstance").toString());
        connect.runIt(new String[] { (type == BrokerType.ASBROKER ? "AS" : "WS"), "z", "maxClientInstance" });
        maxClients = Integer.parseInt(connect.getStructuredSystemOutput().get("maxClientInstance").toString());

    } finally {
        System.setOut(out);
        System.setErr(err);
    }

    HashMap<Integer, String> labels = new HashMap<>(15);
    HashMap<String, String> values = new HashMap<>(15);
    ToolRemoteCmdDescriptor cmd = new ToolRemoteCmdDescriptor();

    ToolRemoteCmdStatus cmdStatus;
    cmd.makeGetSummaryStatusLblPkt((type == BrokerType.ASBROKER ? "AS." : "WS.") + getBrokerName());
    /*cmd.makeGetSummaryStatusDataPkt( (type == BrokerType.ASBROKER ? "AS." : "WS.") + getBrokerName() );*/
    ToolRemoteCmdStatus labelFetcher = remoteStub.getRemoteManageObject().doRemoteToolCmd(cmd);
    Enumeration summaryLabels = labelFetcher.fetchGetSummaryStatuslblStatus();
    if (summaryLabels != null) {

        int i = 0;
        while (summaryLabels.hasMoreElements()) {
            String label = (String) summaryLabels.nextElement();
            labels.put(i, label.trim());
            i++;
        }

        cmd.makeGetSummaryStatusDataPkt((type == BrokerType.ASBROKER ? "AS." : "WS.") + getBrokerName());
        ToolRemoteCmdStatus statusFetcher = remoteStub.getRemoteManageObject().doRemoteToolCmd(cmd);
        Enumeration summaryValues = statusFetcher.fetchGetSummaryStatusDataStatus();
        i = 0;
        while (summaryValues.hasMoreElements()) {
            String value = (String) summaryValues.nextElement();
            values.put(labels.get(i), value.trim());
            i++;
        }
    }
    return new BrokerStatus(values, maxAgents, maxClients);

}

From source file:com.twineworks.kettle.ruby.step.RubyStepParseErrorHelper.java

RubyStepParseErrorHelper() {

    Display display = Display.getDefault();
    errorLineColor = new Color(display, new RGB(255, 220, 220));
    container = RubyStepFactory.createScriptingContainer(false);

    // do not litter the console with potential parse errors
    container.setError(new PrintStream(new NullOutputStream()));
    container.setOutput(new PrintStream(new NullOutputStream()));

}

From source file:com.thoughtworks.go.util.FileDigester.java

public static String md5DigestOfStream(InputStream stream) throws IOException {
    return copyAndDigest(stream, new NullOutputStream());
}

From source file:net.krotscheck.dfr.stream.AbstractStreamEncoderTest.java

/**
 * Assert that we can call close with an output stream.
 *
 * @throws Exception Should not be thrown.
 *///from  www . j  ava2  s  . c  om
@Test
public void testCloseWithStream() throws Exception {
    IStreamEncoder encoder = new TestStreamEncoder();

    Assert.assertNull(encoder.getOutputStream());
    OutputStream stream = new NullOutputStream();
    encoder.setOutputStream(stream);
    Assert.assertEquals(stream, encoder.getOutputStream());

    encoder.close();

    Assert.assertNull(encoder.getOutputStream());
}

From source file:fi.jumi.core.stdout.SynchronizedPrintStreamTest.java

@Test
public void the_class_name_in_stack_traces_gives_a_hint_of_who_generated_the_proxy_class() {
    PrintStream printStream = SynchronizedPrintStream.create(new NullOutputStream(), Charset.defaultCharset(),
            lock);/*w  w  w.j a va  2 s. co m*/

    assertThat(printStream.getClass().getName(), startsWith(SynchronizedPrintStream.class.getName()));
}