Example usage for java.io PipedOutputStream PipedOutputStream

Introduction

In this page you can find the example usage for java.io PipedOutputStream PipedOutputStream.

Prototype

public PipedOutputStream() 

Source Link

Document

Creates a piped output stream that is not yet connected to a piped input stream.

Usage

From source file:ee.ria.xroad.common.RequestInputDataMultipart.java

@Override
public Pair<String, InputStream> getRequestInput() throws IOException {
    PipedOutputStream os = new PipedOutputStream();
    MultipartWriter mpWriter = attachmentInputStream == null
            ? new BigAttachmentWriter(os, testRequest, attachmentSize)
            : new CustomAttachmentWriter(os, soapBytes, attachmentInputStream);

    PipedInputStream is = new PipedInputStream(os);
    MultiPartOutputStream mpos = mpWriter.getMultipartOutputStream();

    new Thread(mpWriter).start();

    return Pair.of("multipart/related; charset=UTF-8; " + "boundary=" + mpos.getBoundary(), (InputStream) is);
}

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From source file:ReaderInputStream.java

/** Creates new input stream from the given reader.
 * Uses the platform default encoding./*  www . j a  v a2 s .c o  m*/
* @param reader Input reader
*/
public ReaderInputStream(Reader reader) throws IOException {
    this.reader = reader;
    pos = new PipedOutputStream();
    pis = new PipedInputStream(pos);
    osw = new OutputStreamWriter(pos);
}

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From source file:net.unit8.longadeseo.plugin.PluginManager.java

public void afterService(DavResource resource) {
    for (PluginRegistry pluginRegistry : pluginRegistryList) {
        if (!pluginRegistry.isActive() || !pluginRegistry.isApplied(resource.getResourcePath()))
            continue;
        Plugin plugin = pluginRegistry.getPlugin();
        final PipedOutputStream out;
        InputStream in = null;//w w w . j  a  v a  2 s .  c om
        try {
            out = new PipedOutputStream();
            in = new PipedInputStream(out);
            resource.spool(new OutputContext() {
                public void setProperty(String propertyName, String propertyValue) {
                }

                public void setModificationTime(long modificationTime) {
                }

                public void setETag(String etag) {
                }

                public void setContentType(String contentType) {
                }

                public void setContentLength(long contentLength) {
                }

                public void setContentLanguage(String contentLanguage) {
                }

                public boolean hasStream() {
                    return true;
                }

                public OutputStream getOutputStream() {
                    return out;
                }
            });
            plugin.afterService(resource, in);
        } catch (IOException e) {
            throw new PluginExecutionException(e);
        } finally {
            IOUtils.closeQuietly(in);
        }
    }
}

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From source file:com.github.brandtg.switchboard.MysqlLogPuller.java

/**
 * Creates an agent to listen to MySQL changes (via binlog).
 *
 * @param database/*w w w.j  av a2 s  .  c  o m*/
 *  The MySQL database name
 * @param sourceAddress
 *  The switchboard server address from which to pull events
 * @param sinkAddress
 *  The local listener port to receive raw binlog data
 * @param lastIndex
 *  The last index that was processed by whoever is constructing this (if -1, processed none)
 */
public MysqlLogPuller(String database, InetSocketAddress sourceAddress, InetSocketAddress sinkAddress,
        long lastIndex) {
    this.database = database;
    this.lastIndex = lastIndex;
    this.sourceAddress = sourceAddress;
    this.sinkAddress = sinkAddress;
    this.inputStream = new PipedInputStream();
    this.outputStream = new PipedOutputStream();
    this.isStarted = new AtomicBoolean();
}

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From source file:org.pircbotx.PircBotXOutputTest.java

@BeforeMethod
public void botSetup() throws Exception {
    //Setup bot//from w  ww.  j  a  v  a2  s .com
    inputLatch = new CountDownLatch(1);
    bot = new PircBotX() {
        @Override
        protected InputThread createInputThread(Socket socket, BufferedReader breader) {
            return new InputThread(bot, socket, breader) {
                @Override
                public void run() {
                    //Do nothing
                }
            };
        }
    };
    bot.setListenerManager(new GenericListenerManager());
    bot.setNick("PircBotXBot");
    bot.setName("PircBotXBot");
    bot.setMessageDelay(0L);

    //Setup streams for bot
    PipedOutputStream out = new PipedOutputStream();
    //Create an input stream that we'll kill later
    in = new ByteArrayInputStream("".getBytes());
    Socket socket = mock(Socket.class);
    when(socket.isConnected()).thenReturn(true);
    when(socket.getInputStream()).thenReturn(in);
    when(socket.getOutputStream()).thenReturn(out);
    socketFactory = mock(SocketFactory.class);
    when(socketFactory.createSocket("example.com", 6667, null, 0)).thenReturn(socket);

    //Setup ability to read from bots output
    botOut = new BufferedReader(new InputStreamReader(new PipedInputStream(out)));

    //Connect the bot to the socket
    bot.connect("example.com", 6667, null, socketFactory);

    //Make sure the bot is connected
    verify(socketFactory).createSocket("example.com", 6667, null, 0);

    //Setup useful vars
    aUser = bot.getUser("aUser");
    aChannel = bot.getChannel("#aChannel");
}

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From source file:io.fabric8.docker.client.impl.PullImage.java

@Override
public TagFromRegistryInterface<OutputHandle> redirectingOutput() {
    return new PullImage(client, config, name, tag, new PipedOutputStream(), listener);
}

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From source file:com.netflix.spinnaker.clouddriver.jobs.local.JobExecutorLocal.java

private <T> JobResult<T> executeStreaming(JobRequest jobRequest, ReaderConsumer<T> consumer)
        throws IOException {
    PipedOutputStream stdOut = new PipedOutputStream();
    ByteArrayOutputStream stdErr = new ByteArrayOutputStream();

    Executor executor = buildExecutor(new PumpStreamHandler(stdOut, stdErr, jobRequest.getInputStream()));
    DefaultExecuteResultHandler resultHandler = new DefaultExecuteResultHandler();
    executor.execute(jobRequest.getCommandLine(), jobRequest.getEnvironment(), resultHandler);

    T result = consumer.consume(new BufferedReader(new InputStreamReader(new PipedInputStream(stdOut))));

    try {//ww  w  .  j a v  a  2s. c  om
        resultHandler.waitFor();
    } catch (InterruptedException e) {
        executor.getWatchdog().destroyProcess();
        Thread.currentThread().interrupt();
        throw new RuntimeException(e);
    }

    return JobResult.<T>builder()
            .result(resultHandler.getExitValue() == 0 ? JobResult.Result.SUCCESS : JobResult.Result.FAILURE)
            .killed(executor.getWatchdog().killedProcess()).output(result).error(stdErr.toString()).build();
}

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From source file:com.github.brandtg.switchboard.FileLogAggregator.java

/**
 * An agent that aggregates logs from multiple sources and multiplexes them.
 *
 * @param sources/*from  w  w w . j a  va  2s. c  o m*/
 *  A set of source switchboard servers from which to pull logs
 * @param separator
 *  The line delimiter (after this is reached, lines will be output to outputStream)
 * @param outputStream
 *  OutputStream to which all multiplexed logs are piped
 */
public FileLogAggregator(Set<InetSocketAddress> sources, char separator, OutputStream outputStream)
        throws IOException {
    this.separator = separator;
    this.outputStream = outputStream;
    this.isShutdown = new AtomicBoolean(true);
    this.eventExecutors = new NioEventLoopGroup();
    this.logReceivers = new HashMap<>();
    this.inputStreams = new HashMap<>();
    this.listener = new Object();
    this.muxExecutor = Executors.newSingleThreadExecutor();
    this.stringBuffers = new HashMap<>();

    for (InetSocketAddress source : sources) {
        PipedOutputStream pos = new PipedOutputStream();
        PipedInputStream pis = new PipedInputStream(pos);
        LogReceiver logReceiver = new LogReceiver(new InetSocketAddress(0), eventExecutors, pos);
        logReceiver.registerListener(listener);
        logReceivers.put(source, logReceiver);
        inputStreams.put(source, pis);
        stringBuffers.put(source, new StringBuffer());
    }
}

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From source file:org.guvnor.ala.build.maven.executor.MavenCliOutputTest.java

@Test
public void buildAppAndWaitForMavenOutputTest() throws IOException {
    final GitHub gitHub = new GitHub();
    gitHub.getRepository("salaboy/drools-workshop", new HashMap<String, String>() {
        {//from   w ww. jav a2s  .c  o m
            put("out-dir", tempPath.getAbsolutePath());
        }
    });

    final Optional<Source> _source = new GitConfigExecutor(new InMemorySourceRegistry())
            .apply(new GitConfigImpl(tempPath.getAbsolutePath(), "master",
                    "https://github.com/salaboy/drools-workshop", "drools-workshop", "true"));

    assertTrue(_source.isPresent());
    final Source source = _source.get();

    boolean buildProcessReady = false;
    Throwable error = null;
    PipedOutputStream baosOut = new PipedOutputStream();
    PipedOutputStream baosErr = new PipedOutputStream();
    final PrintStream out = new PrintStream(baosOut, true);
    final PrintStream err = new PrintStream(baosErr, true);

    //Build the project in a different thread
    new Thread(() -> {
        buildMavenProject(source, out, err);
    }).start();

    // Use the PipeOutputStream to read the execution output and validate that the application was built. 
    StringBuilder sb = new StringBuilder();
    BufferedReader bufferedReader;
    bufferedReader = new BufferedReader(new InputStreamReader(new PipedInputStream(baosOut)));
    String line;

    while (!(buildProcessReady || error != null)) {

        if ((line = bufferedReader.readLine()) != null) {
            sb.append(line).append("\n");
            if (line.contains("Building war:")) {
                buildProcessReady = true;
                out.close();
                err.close();
                baosOut.close();
                baosErr.close();

            }
        }

    }

    assertTrue(sb.toString().contains("Building war:"));
    assertTrue(buildProcessReady);
    assertTrue(error == null);

}

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From source file:com.ibm.stocator.fs.swift.SwiftOutputStream.java

/**
 * Default constructor//from www .  j a  v a 2  s  .  com
 *
 * @param account JOSS account object
 * @param url URL connection
 * @param contentType content type
 * @param metadata input metadata
 * @param connectionManager SwiftConnectionManager
 * @throws IOException if error
 */
public SwiftOutputStream(JossAccount account, URL url, final String contentType, Map<String, String> metadata,
        SwiftConnectionManager connectionManager) throws IOException {
    mUrl = url;
    totalWritten = 0;
    mAccount = account;
    client = connectionManager.createHttpConnection();
    request = new HttpPut(mUrl.toString());
    request.addHeader("X-Auth-Token", account.getAuthToken());
    if (metadata != null && !metadata.isEmpty()) {
        for (Map.Entry<String, String> entry : metadata.entrySet()) {
            request.addHeader("X-Object-Meta-" + entry.getKey(), entry.getValue());
        }
    }

    PipedOutputStream out = new PipedOutputStream();
    final PipedInputStream in = new PipedInputStream();
    out.connect(in);
    execService = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
    mOutputStream = out;
    Callable<Void> task = new Callable<Void>() {
        @Override
        public Void call() throws Exception {
            InputStreamEntity entity = new InputStreamEntity(in, -1);
            entity.setChunked(true);
            entity.setContentType(contentType);
            request.setEntity(entity);

            LOG.debug("HTTP PUT request {}", mUrl.toString());
            HttpResponse response = client.execute(request);
            int responseCode = response.getStatusLine().getStatusCode();
            LOG.debug("HTTP PUT response {}. Response code {}", mUrl.toString(), responseCode);
            if (responseCode == 401) { // Unauthorized error
                mAccount.authenticate();
                request.removeHeaders("X-Auth-Token");
                request.addHeader("X-Auth-Token", mAccount.getAuthToken());
                LOG.warn("Token recreated for {}.  Retry request", mUrl.toString());
                response = client.execute(request);
                responseCode = response.getStatusLine().getStatusCode();
            }
            if (responseCode >= 400) { // Code may have changed from retrying
                throw new IOException("HTTP Error: " + responseCode + " Reason: "
                        + response.getStatusLine().getReasonPhrase());
            }

            return null;
        }
    };
    futureTask = execService.submit(task);
}

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