Example usage for java.io BufferedInputStream BufferedInputStream

Introduction

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

Prototype

public BufferedInputStream(InputStream in) 

Source Link

Document

Creates a BufferedInputStream and saves its argument, the input stream in, for later use.

Usage

From source file:eu.ensure.aging.AgingSimulator.java

public static void main(String[] args) {

    Options options = new Options();
    options.addOption("n", "flip-bit-in-name", true, "Flip bit in first byte of name of first file");
    options.addOption("u", "flip-bit-in-uname", true, "Flip bit in first byte of username of first file");
    options.addOption("c", "update-checksum", true, "Update header checksum (after prior bit flips)");

    Properties properties = new Properties();
    CommandLineParser parser = new PosixParser();
    try {//from  w  w  w .j  av a  2s  .  c  om
        CommandLine line = parser.parse(options, args);

        //
        if (line.hasOption("flip-bit-in-name")) {
            properties.put("flip-bit-in-name", line.getOptionValue("flip-bit-in-name"));
        } else {
            // On by default (if not explicitly de-activated above)
            properties.put("flip-bit-in-name", "true");
        }

        //
        if (line.hasOption("flip-bit-in-uname")) {
            properties.put("flip-bit-in-uname", line.getOptionValue("flip-bit-in-uname"));
        } else {
            properties.put("flip-bit-in-uname", "false");
        }

        //
        if (line.hasOption("update-checksum")) {
            properties.put("update-checksum", line.getOptionValue("update-checksum"));
        } else {
            properties.put("update-checksum", "false");
        }

        String[] fileArgs = line.getArgs();

        if (fileArgs.length < 1) {
            printHelp(options, System.err);
            System.exit(1);
        }

        String srcPath = fileArgs[0];

        File srcAIP = new File(srcPath);
        if (!srcAIP.exists()) {
            String info = "The source path does not locate a file: " + srcPath;
            System.err.println(info);
            System.exit(1);
        }

        if (srcAIP.isDirectory()) {
            String info = "The source path locates a directory, not a file: " + srcPath;
            System.err.println(info);
            System.exit(1);
        }

        if (!srcAIP.canRead()) {
            String info = "Cannot read source file: " + srcPath;
            System.err.println(info);
            System.exit(1);
        }

        boolean doReplace = false;
        File destAIP = null;

        if (fileArgs.length > 1) {
            String destPath = fileArgs[1];
            destAIP = new File(destPath);

            if (destAIP.exists()) {
                String info = "The destination path locates an existing file: " + destPath;
                System.err.println(info);
                System.exit(1);
            }
        } else {
            doReplace = true;
            try {
                destAIP = File.createTempFile("tmp-aged-aip-", ".tar");
            } catch (IOException ioe) {
                String info = "Failed to create temporary file: ";
                info += ioe.getMessage();
                System.err.println(info);
                System.exit(1);
            }
        }

        String info = "Age simulation\n";
        info += "  Reading from " + srcAIP.getName() + "\n";
        if (doReplace) {
            info += "  and replacing it's content";
        } else {
            info += "  Writing to " + destAIP.getName();
        }
        System.out.println(info);

        //
        InputStream is = null;
        OutputStream os = null;
        try {
            is = new BufferedInputStream(new FileInputStream(srcAIP));
            os = new BufferedOutputStream(new FileOutputStream(destAIP));

            simulateAging(srcAIP.getName(), is, os, properties);

        } catch (FileNotFoundException fnfe) {
            info = "Could not locate file: " + fnfe.getMessage();
            System.err.println(info);
        } finally {
            try {
                if (null != os)
                    os.close();
                if (null != is)
                    is.close();
            } catch (IOException ignore) {
            }
        }

        //
        if (doReplace) {
            File renamedOriginal = new File(srcAIP.getName() + "-backup");
            srcAIP.renameTo(renamedOriginal);

            ReadableByteChannel rbc = null;
            WritableByteChannel wbc = null;
            try {
                rbc = Channels.newChannel(new FileInputStream(destAIP));
                wbc = Channels.newChannel(new FileOutputStream(srcAIP));
                FileIO.fastChannelCopy(rbc, wbc);
            } catch (FileNotFoundException fnfe) {
                info = "Could not locate temporary output file: " + fnfe.getMessage();
                System.err.println(info);
            } catch (IOException ioe) {
                info = "Could not copy temporary output file over original AIP: " + ioe.getMessage();
                System.err.println(info);
            } finally {
                try {
                    if (null != wbc)
                        wbc.close();
                    if (null != rbc)
                        rbc.close();

                    destAIP.delete();
                } catch (IOException ignore) {
                }
            }
        }
    } catch (ParseException pe) {
        String info = "Failed to parse command line: " + pe.getMessage();
        System.err.println(info);
        printHelp(options, System.err);
        System.exit(1);
    }
}

---

From source file:acmi.l2.clientmod.l2_version_switcher.Main.java

public static void main(String[] args) {
    if (args.length != 3 && args.length != 4) {
        System.out.println("USAGE: l2_version_switcher.jar host game version <--splash> <filter>");
        System.out.println("EXAMPLE: l2_version_switcher.jar " + L2.NCWEST_HOST + " " + L2.NCWEST_GAME
                + " 1 \"system\\*\"");
        System.out.println(//from  www  .ja va  2  s  .  com
                "         l2_version_switcher.jar " + L2.PLAYNC_TEST_HOST + " " + L2.PLAYNC_TEST_GAME + " 48");
        System.exit(0);
    }

    List<String> argsList = new ArrayList<>(Arrays.asList(args));
    String host = argsList.get(0);
    String game = argsList.get(1);
    int version = Integer.parseInt(argsList.get(2));
    Helper helper = new Helper(host, game, version);
    boolean available = false;

    try {
        available = helper.isAvailable();
    } catch (IOException e) {
        System.err.print(e.getClass().getSimpleName());
        if (e.getMessage() != null) {
            System.err.print(": " + e.getMessage());
        }

        System.err.println();
    }

    System.out.println(String.format("Version %d available: %b", version, available));
    if (!available) {
        System.exit(0);
    }

    List<FileInfo> fileInfoList = null;
    try {
        fileInfoList = helper.getFileInfoList();
    } catch (IOException e) {
        System.err.println("Couldn\'t get file info map");
        System.exit(1);
    }

    boolean splash = argsList.remove("--splash");
    if (splash) {
        Optional<FileInfo> splashObj = fileInfoList.stream()
                .filter(fi -> fi.getPath().contains("sp_32b_01.bmp")).findAny();
        if (splashObj.isPresent()) {
            try (InputStream is = new FilterInputStream(
                    Util.getUnzipStream(helper.getDownloadStream(splashObj.get().getPath()))) {
                @Override
                public int read() throws IOException {
                    int b = super.read();
                    if (b >= 0)
                        b ^= 0x36;
                    return b;
                }

                @Override
                public int read(byte[] b, int off, int len) throws IOException {
                    int r = super.read(b, off, len);
                    if (r >= 0) {
                        for (int i = 0; i < r; i++)
                            b[off + i] ^= 0x36;
                    }
                    return r;
                }
            }) {
                new DataInputStream(is).readFully(new byte[28]);
                BufferedImage bi = ImageIO.read(is);

                JFrame frame = new JFrame("Lineage 2 [" + version + "] " + splashObj.get().getPath());
                frame.setContentPane(new JComponent() {
                    {
                        setPreferredSize(new Dimension(bi.getWidth(), bi.getHeight()));
                    }

                    @Override
                    protected void paintComponent(Graphics g) {
                        g.drawImage(bi, 0, 0, null);
                    }
                });
                frame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
                frame.pack();
                frame.setLocationRelativeTo(null);
                frame.setVisible(true);
            } catch (IOException e) {
                e.printStackTrace();
            }
        } else {
            System.out.println("Splash not found");
        }
        return;
    }

    String filter = argsList.size() > 3 ? separatorsToSystem(argsList.get(3)) : null;

    File l2Folder = new File(System.getProperty("user.dir"));
    List<FileInfo> toUpdate = fileInfoList.parallelStream().filter(fi -> {
        String filePath = separatorsToSystem(fi.getPath());

        if (filter != null && !wildcardMatch(filePath, filter, IOCase.INSENSITIVE))
            return false;
        File file = new File(l2Folder, filePath);

        try {
            if (file.exists() && file.length() == fi.getSize() && Util.hashEquals(file, fi.getHash())) {
                System.out.println(filePath + ": OK");
                return false;
            }
        } catch (IOException e) {
            System.out.println(filePath + ": couldn't check hash: " + e);
            return true;
        }

        System.out.println(filePath + ": need update");
        return true;
    }).collect(Collectors.toList());

    List<String> errors = Collections.synchronizedList(new ArrayList<>());
    ExecutorService executor = Executors.newFixedThreadPool(16);
    CompletableFuture[] tasks = toUpdate.stream().map(fi -> CompletableFuture.runAsync(() -> {
        String filePath = separatorsToSystem(fi.getPath());
        File file = new File(l2Folder, filePath);

        File folder = file.getParentFile();
        if (!folder.exists()) {
            if (!folder.mkdirs()) {
                errors.add(filePath + ": couldn't create parent dir");
                return;
            }
        }

        try (InputStream input = Util
                .getUnzipStream(new BufferedInputStream(helper.getDownloadStream(fi.getPath())));
                OutputStream output = new BufferedOutputStream(new FileOutputStream(file))) {
            byte[] buffer = new byte[Math.min(fi.getSize(), 1 << 24)];
            int pos = 0;
            int r;
            while ((r = input.read(buffer, pos, buffer.length - pos)) >= 0) {
                pos += r;
                if (pos == buffer.length) {
                    output.write(buffer, 0, pos);
                    pos = 0;
                }
            }
            if (pos != 0) {
                output.write(buffer, 0, pos);
            }
            System.out.println(filePath + ": OK");
        } catch (IOException e) {
            String msg = filePath + ": FAIL: " + e.getClass().getSimpleName();
            if (e.getMessage() != null) {
                msg += ": " + e.getMessage();
            }
            errors.add(msg);
        }
    }, executor)).toArray(CompletableFuture[]::new);
    CompletableFuture.allOf(tasks).thenRun(() -> {
        for (String err : errors)
            System.err.println(err);
        executor.shutdown();
    });
}

---

From source file:com.splout.db.dnode.TCPStreamer.java

/**
 * This main method can be used for testing the TCP interface directly to a
 * local DNode. Will ask for protocol input from Stdin and print output to
 * Stdout/* ww  w .  j a  va2s.co  m*/
 */
public static void main(String[] args) throws UnknownHostException, IOException, SerializationException {
    SploutConfiguration config = SploutConfiguration.get();
    Socket clientSocket = new Socket("localhost", config.getInt(DNodeProperties.STREAMING_PORT));

    DataInputStream inFromServer = new DataInputStream(new BufferedInputStream(clientSocket.getInputStream()));
    DataOutputStream outToServer = new DataOutputStream(
            new BufferedOutputStream(clientSocket.getOutputStream()));

    BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
    System.out.println("Enter tablespace: ");
    String tablespace = reader.readLine();

    System.out.println("Enter version number: ");
    long versionNumber = Long.parseLong(reader.readLine());

    System.out.println("Enter partition: ");
    int partition = Integer.parseInt(reader.readLine());

    System.out.println("Enter query: ");
    String query = reader.readLine();

    outToServer.writeUTF(tablespace);
    outToServer.writeLong(versionNumber);
    outToServer.writeInt(partition);
    outToServer.writeUTF(query);

    outToServer.flush();

    byte[] buffer = new byte[0];
    boolean read;
    do {
        read = false;
        int nBytes = inFromServer.readInt();
        if (nBytes > 0) {
            buffer = new byte[nBytes];
            int inRead = inFromServer.read(buffer);
            if (inRead > 0) {
                Object[] res = ResultSerializer.deserialize(ByteBuffer.wrap(buffer), Object[].class);
                read = true;
                System.out.println(Arrays.toString(res));
            }
        }
    } while (read);

    clientSocket.close();
}

---

From source file:ai.susi.geo.GeoJsonReader.java

public static void main(String[] args) {
    File f = new File(args[0]);
    try {/*from   www .j  a v  a  2 s . c o  m*/
        GeoJsonReader reader = new GeoJsonReader(new BufferedInputStream(new FileInputStream(f)),
                Runtime.getRuntime().availableProcessors() * 2 + 1);
        new Thread(reader).start();
        Feature feature;
        while ((feature = reader.take()) != POISON_FEATURE)
            System.out.println(feature.toString());
    } catch (IOException | InterruptedException e) {
        e.printStackTrace();
    }
}

---

From source file:com.tsavo.trade.TradeBot.java

public static void main(String[] args)
        throws InterruptedException, EngineException, AudioException, EngineStateError, PropertyVetoException,
        KeyManagementException, NoSuchAlgorithmException, ExchangeException, NotAvailableFromExchangeException,
        NotYetImplementedForExchangeException, IOException {
    //initSSL(); // Setup the SSL certificate to interact with mtgox over
    // secure http.

    //System.setProperty("org.joda.money.CurrencyUnitDataProvider", "org.joda.money.CryptsyCurrencyUnitDataProvider");
    Portfolio portfolio = new Portfolio();
    File dest = new File("portfolio.json");
    if (dest.exists()) {
        InputStream file;/*from  w ww  .  j  a  v a 2  s .  c o  m*/
        try {
            file = new FileInputStream(dest);
            InputStream buffer = new BufferedInputStream(file);
            // ObjectInput input;
            // input = new ObjectInputStream(buffer);
            ObjectMapper mapper = new ObjectMapper();
            portfolio = mapper.readValue(buffer, Portfolio.class);
            file.close();
            // input.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
    Finder finder = new Finder(portfolio);
    System.out.println("System initialized successfully. Looking for opportunities...");
    while (true) {
        finder.run();
        Thread.sleep(10000);
    }
}

---

From source file:Main.java

public static Object Read(String filename) throws FileNotFoundException {
    XMLDecoder decoder = new XMLDecoder(new BufferedInputStream(new FileInputStream(filename)));
    Object obj = decoder.readObject();
    decoder.close();//  ww w .  j  a va 2s.  c  o  m
    return obj;
}

---

From source file:ConsoleInput.java

public static String readLine() {
    StringBuffer response = new StringBuffer();
    try {/*from   www.  j a v  a 2 s  .  c  o  m*/
        BufferedInputStream buff = new BufferedInputStream(System.in);
        int in = 0;
        char inChar;
        do {
            in = buff.read();
            inChar = (char) in;
            if ((in != -1) & (in != '\n') & (in != '\r')) {
                response.append(inChar);
            }
        } while ((in != -1) & (inChar != '\n') & (in != '\r'));
        buff.close();
        return response.toString();
    } catch (IOException e) {
        System.out.println("Exception: " + e.getMessage());
        return null;
    }
}

---

From source file:Main.java

public static byte[] readFully(File file) throws IOException {
    final InputStream in = new BufferedInputStream(new FileInputStream(file));
    try {//w  w  w .  j ava 2  s . c o m
        ByteArrayOutputStream bytes = new ByteArrayOutputStream();
        byte[] buffer = new byte[1 << 20];
        int count;
        while ((count = in.read(buffer)) != -1) {
            bytes.write(buffer, 0, count);
        }
        return bytes.toByteArray();
    } finally {
        in.close();
    }
}

---

From source file:Main.java

public static Object read(String filename) throws Exception {
    XMLDecoder decoder = new XMLDecoder(new BufferedInputStream(new FileInputStream(filename)));
    Object o = decoder.readObject();
    decoder.close();/*w ww . j av a  2 s  .  co m*/
    return o;
}

---

From source file:Main.java

public static String readInputStream(InputStream i) throws IOException {
    BufferedInputStream s = new BufferedInputStream(i);
    byte[] buf = new byte[512];
    int len = -1;
    StringBuilder sb = new StringBuilder();

    while ((len = s.read(buf, 0, buf.length)) != -1) {
        sb.append(new String(buf, 0, len));
    }/*from   w w  w  . j ava  2  s.  c om*/

    return sb.toString();
}

---

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