Example usage for java.nio.channels Channels newChannel

List of usage examples for java.nio.channels Channels newChannel

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Introduction

In this page you can find the example usage for java.nio.channels Channels newChannel.

Prototype

public static WritableByteChannel newChannel(OutputStream out)

Source Link

Document

Constructs a channel that writes bytes to the given stream.

Usage

From source file:rascal.storage.loose.LooseStorageNodeWritableChannel.java

private void initTempObjectFileChannel() throws IOException {
    Deflater deflater = new Deflater(storageConfiguration.getLooseCompressionLevel());
    DeflaterOutputStream output = new DeflaterOutputStream(new FileOutputStream(tempObjectFile), deflater);
    tempObjectFileChannel = Channels.newChannel(output);
}

From source file:updater.Updater.java

@SuppressWarnings("resource")
public Updater() {
    try {/*from   w  ww.  j  ava 2  s .com*/
        System.out.println("Checking for updates...");
        URL url1 = new URL(
                "https://raw.githubusercontent.com/kvsjxd/Droid-PC-Suite/master/.release-version.txt");
        ReadableByteChannel obj1 = Channels.newChannel(url1.openStream());
        FileOutputStream outputstream1 = new FileOutputStream(".release-version.txt");
        outputstream1.getChannel().transferFrom(obj1, 0, Long.MAX_VALUE);
        FileReader file = new FileReader(".release-version.txt");
        BufferedReader reader = new BufferedReader(file);
        String DownloadedString = reader.readLine();
        File file2 = new File(".release-version.txt");
        if (file2.exists() && !file2.isDirectory()) {
            file2.delete();
        }
        double AvailableUpdate = Double.parseDouble(DownloadedString);
        InputStreamReader reader2 = new InputStreamReader(
                getClass().getResourceAsStream("/others/app-version.txt"));
        String tmp = IOUtils.toString(reader2);
        double ApplicationVersion = Double.parseDouble(tmp);
        if (AvailableUpdate > ApplicationVersion) {
            System.out.println("Your Droid PC Suite version: V" + ApplicationVersion);
            System.out.println(
                    "New update V" + AvailableUpdate + " is available! Please download latest version now!");
            URL url2 = new URL(
                    "https://raw.githubusercontent.com/kvsjxd/Droid-PC-Suite/master/.release-changelog.txt");
            ReadableByteChannel obj2 = Channels.newChannel(url2.openStream());
            FileOutputStream outputstream2 = new FileOutputStream(".release-changelog.txt");
            outputstream2.getChannel().transferFrom(obj2, 0, Long.MAX_VALUE);
            UpdaterGUI obj = new UpdaterGUI();
            obj.setVisible(true);
        } else {
            System.out.println("You are running latest Droid PC Suite...");
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Network.CReportHandler.java

@Override
public void update(Observable o, Object arg) {

    Socket objSocket = (Socket) arg;

    int intSeq = -1;

    try {//from w  w w . j av a  2 s  . c o  m

        System.out.println("dasdasdasdsa");

        /*            JSONParser jsonParser = new JSONParser();
                
                    JSONObject objJSON = (JSONObject) jsonParser.parse(new InputStreamReader(objSocket.getInputStream()));
                
                    System.out.println(objJSON.toJSONString());
                
                    int intTempSeq = Integer.parseInt(objJSON.get("id").toString());
                
                    CReport.genReport((JSONArray) objJSON.get("stats"));
                
                    intSeq = intTempSeq;*/

        //   } catch (IOException | ParseException | NumberFormatException | COSVisitorException ex) {
        //      System.out.println(ex);
    } finally {
        try (Writer objWriter = Channels.newWriter(Channels.newChannel(objSocket.getOutputStream()),
                StandardCharsets.US_ASCII.name())) {

            objWriter.write(intSeq + "");
            objWriter.flush();

        } catch (IOException ex) {
            System.out.println(ex);
        }
    }

}

From source file:com.rogiel.httpchannel.service.channel.LinkedUploadChannelContentBody.java

@Override
public void writeTo(OutputStream out) throws IOException {
    final WritableByteChannel outputChannel = Channels.newChannel(out);
    channel.linkChannel(outputChannel);/*w  w  w . j av  a 2 s. c  o m*/
    while (channel.isOpen() && outputChannel.isOpen()) {
        try {
            Thread.sleep(50);
        } catch (InterruptedException e) {
        }
    }
}

From source file:net.minecrell.serverlistplus.canary.SnakeYAML.java

@SneakyThrows
public static void load(Plugin plugin) {
    try { // Check if it is already loaded
        Class.forName("org.yaml.snakeyaml.Yaml");
        return;//from  w  w w.  j a  v  a  2 s . c o  m
    } catch (ClassNotFoundException ignored) {
    }

    Path path = Paths.get("lib", SNAKE_YAML_JAR);

    if (Files.notExists(path)) {
        Files.createDirectories(path.getParent());

        plugin.getLogman().info("Downloading SnakeYAML...");

        URL url = new URL(SNAKE_YAML);
        MessageDigest sha1 = MessageDigest.getInstance("SHA-1");

        try (ReadableByteChannel source = Channels.newChannel(new DigestInputStream(url.openStream(), sha1));
                FileChannel out = FileChannel.open(path, StandardOpenOption.CREATE_NEW,
                        StandardOpenOption.WRITE)) {
            out.transferFrom(source, 0, Long.MAX_VALUE);
        }

        if (!new String(Hex.encodeHex(sha1.digest())).equals(EXPECTED_HASH)) {
            Files.delete(path);
            throw new IllegalStateException(
                    "Downloaded SnakeYAML, but checksum check failed. Please try again later.");
        }

        plugin.getLogman().info("Successfully downloaded!");
    }

    loadJAR(path);
}

From source file:org.neo4j.server.webdriver.WebdriverChromeDriver.java

private static ZipFile downloadFile(String fromUrl) {
    System.out.println("Downloading binary from " + fromUrl);
    try {/*  w  w w .ja va2  s . c o  m*/
        URL zipUrl = new URL(fromUrl);
        ReadableByteChannel rbc = Channels.newChannel(zipUrl.openStream());
        File localPath = new File(System.getProperty("java.io.tmpdir"), "chromedriver.zip");
        FileOutputStream zipOutputStream = new FileOutputStream(localPath);
        zipOutputStream.getChannel().transferFrom(rbc, 0, 1 << 24);
        return new ZipFile(localPath);
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.msr.dnsdemo.network.DownloadFile.java

public DownloadFile(final Context ctxt, String url, FileOutputStream out)
        throws IOException, NullPointerException {
    String version = "0.3.x";
    try {//from   w w w . j  a  va 2 s  .c  o  m
        version = ctxt.getPackageManager().getPackageInfo("com.msr.dnsdemo", 0).versionName;
    } catch (NameNotFoundException e) {
    }

    httpclient = new DefaultHttpClient();
    httpclient.getParams().setParameter("http.useragent", USERAGENT + version);
    InputStream in = openURL(url);
    if (in == null) {
        Log.e(TAG, "Unable to download: " + url);
        return;
    }

    final ReadableByteChannel inputChannel = Channels.newChannel(in);
    final WritableByteChannel outputChannel = Channels.newChannel(out);

    try {
        Log.i(TAG, "Downloading " + url);
        fastChannelCopy(inputChannel, outputChannel);
    } finally {
        try {
            if (inputChannel != null) {
                inputChannel.close();
            }
            if (outputChannel != null) {
                outputChannel.close();
            }
            if (in != null) {
                in.close();
            }
            if (out != null) {
                out.close();
            }
        } catch (Exception e) {
            if (e != null && e.getMessage() != null) {
                Log.e(TAG, e.getMessage());
            } else {
                Log.e(TAG, "fastChannelCopy() unknown error");
            }
        }
    }
}

From source file:com.destroystokyo.paperclip.Paperclip.java

static void run(final String[] args) {
    try {/*from w  w  w.  j a  v  a  2s  . c o  m*/
        digest = MessageDigest.getInstance("SHA-256");
    } catch (NoSuchAlgorithmException e) {
        System.err.println("Could not create hashing instance");
        e.printStackTrace();
        System.exit(1);
    }

    final PatchData patchInfo;
    try (final InputStream is = getConfig()) {
        patchInfo = PatchData.parse(is);
    } catch (final IllegalArgumentException e) {
        System.err.println("Invalid patch file");
        e.printStackTrace();
        System.exit(1);
        return;
    } catch (final IOException e) {
        System.err.println("Error reading patch file");
        e.printStackTrace();
        System.exit(1);
        return;
    }

    final File vanillaJar = new File(cache, "mojang_" + patchInfo.getVersion() + ".jar");
    paperJar = new File(cache, "patched_" + patchInfo.getVersion() + ".jar");

    final boolean vanillaValid;
    final boolean paperValid;
    try {
        vanillaValid = checkJar(vanillaJar, patchInfo.getOriginalHash());
        paperValid = checkJar(paperJar, patchInfo.getPatchedHash());
    } catch (final IOException e) {
        System.err.println("Error reading jar");
        e.printStackTrace();
        System.exit(1);
        return;
    }

    if (!paperValid) {
        if (!vanillaValid) {
            System.out.println("Downloading original jar...");
            //noinspection ResultOfMethodCallIgnored
            cache.mkdirs();
            //noinspection ResultOfMethodCallIgnored
            vanillaJar.delete();

            try (final InputStream stream = patchInfo.getOriginalUrl().openStream()) {
                final ReadableByteChannel rbc = Channels.newChannel(stream);
                try (final FileOutputStream fos = new FileOutputStream(vanillaJar)) {
                    fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
                }
            } catch (final IOException e) {
                System.err.println("Error downloading original jar");
                e.printStackTrace();
                System.exit(1);
            }

            // Only continue from here if the downloaded jar is correct
            try {
                if (!checkJar(vanillaJar, patchInfo.getOriginalHash())) {
                    System.err.println("Invalid original jar, quitting.");
                    System.exit(1);
                }
            } catch (final IOException e) {
                System.err.println("Error reading jar");
                e.printStackTrace();
                System.exit(1);
            }
        }

        if (paperJar.exists()) {
            if (!paperJar.delete()) {
                System.err.println("Error deleting invalid jar");
                System.exit(1);
            }
        }

        System.out.println("Patching original jar...");
        final byte[] vanillaJarBytes;
        final byte[] patch;
        try {
            vanillaJarBytes = getBytes(vanillaJar);
            patch = Utils.readFully(patchInfo.getPatchFile().openStream());
        } catch (final IOException e) {
            System.err.println("Error patching original jar");
            e.printStackTrace();
            System.exit(1);
            return;
        }

        // Patch the jar to create the final jar to run
        try (final FileOutputStream jarOutput = new FileOutputStream(paperJar)) {
            Patch.patch(vanillaJarBytes, patch, jarOutput);
        } catch (final CompressorException | InvalidHeaderException | IOException e) {
            System.err.println("Error patching origin jar");
            e.printStackTrace();
            System.exit(1);
        }
    }

    // Exit if user has set `paperclip.patchonly` system property to `true`
    if (Boolean.getBoolean("paperclip.patchonly")) {
        System.exit(0);
    }

    // Get main class info from jar
    final String main;
    try (final FileInputStream fs = new FileInputStream(paperJar);
            final JarInputStream js = new JarInputStream(fs)) {
        main = js.getManifest().getMainAttributes().getValue("Main-Class");
    } catch (final IOException e) {
        System.err.println("Error reading from patched jar");
        e.printStackTrace();
        System.exit(1);
        return;
    }

    // Run the jar
    Utils.invoke(main, args);
}

From source file:info.lamatricexiste.network.Network.DownloadFile.java

public DownloadFile(final Context ctxt, String url, FileOutputStream out)
        throws IOException, NullPointerException {
    String version = "0.3.x";
    try {/*from  ww  w .  java  2s. com*/
        version = ctxt.getPackageManager().getPackageInfo(ActivityMain.TAG, 0).versionName;
    } catch (NameNotFoundException e) {
    }

    httpclient = new DefaultHttpClient();
    httpclient.getParams().setParameter("http.useragent", USERAGENT + version);
    InputStream in = openURL(url);
    if (in == null) {
        Log.e(TAG, "Unable to download: " + url);
        return;
    }

    final ReadableByteChannel inputChannel = Channels.newChannel(in);
    final WritableByteChannel outputChannel = Channels.newChannel(out);

    try {
        Log.i(TAG, "Downloading " + url);
        fastChannelCopy(inputChannel, outputChannel);
    } finally {
        try {
            if (inputChannel != null) {
                inputChannel.close();
            }
            if (outputChannel != null) {
                outputChannel.close();
            }
            if (in != null) {
                in.close();
            }
            if (out != null) {
                out.close();
            }
        } catch (Exception e) {
            if (e != null && e.getMessage() != null) {
                Log.e(TAG, e.getMessage());
            } else {
                Log.e(TAG, "fastChannelCopy() unknown error");
            }
        }
    }
}

From source file:org.kurento.test.utils.Ffmpeg.java

public static float getPesqMos(String audio, int sampleRate) {
    float pesqmos = 0;

    try {//  w  w w . ja v  a 2  s . co  m
        String pesq = KurentoTest.getTestFilesDiskPath() + "/bin/pesq/PESQ";
        String origWav = "";
        if (audio.startsWith(HTTP_TEST_FILES)) {
            origWav = KurentoTest.getTestFilesDiskPath() + audio.replace(HTTP_TEST_FILES, "");
        } else {
            // Download URL
            origWav = KurentoTest.getDefaultOutputFile("downloaded.wav");
            URL url = new URL(audio);
            ReadableByteChannel rbc = Channels.newChannel(url.openStream());
            FileOutputStream fos = new FileOutputStream(origWav);
            fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
            fos.close();
        }

        Shell.runAndWait(pesq, "+" + sampleRate, origWav, RECORDED_WAV);
        List<String> lines = FileUtils.readLines(new File(PESQ_RESULTS), "utf-8");
        pesqmos = Float.parseFloat(lines.get(1).split("\t")[2].trim());
        log.debug("PESQMOS " + pesqmos);

        Shell.runAndWait("rm", PESQ_RESULTS);

    } catch (IOException e) {
        log.error("Exception recording local audio", e);
    }

    return pesqmos;
}