Example usage for java.io DataInputStream DataInputStream

Introduction

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

Prototype

public DataInputStream(InputStream in) 

Source Link

Document

Creates a DataInputStream that uses the specified underlying InputStream.

Usage

From source file:com.csipsimple.backup.SipProfilesHelper.java

@Override
public void performBackup(ParcelFileDescriptor oldState, BackupDataOutput data, ParcelFileDescriptor newState) {
    boolean forceBackup = (oldState == null);

    long fileModified = databaseFile.lastModified();
    try {/*from   w w  w.j  a va 2  s . com*/
        if (!forceBackup) {
            FileInputStream instream = new FileInputStream(oldState.getFileDescriptor());
            DataInputStream in = new DataInputStream(instream);
            long lastModified = in.readLong();
            in.close();

            if (lastModified < fileModified) {
                forceBackup = true;
            }
        }
    } catch (IOException e) {
        Log.e(THIS_FILE, "Cannot manage previous local backup state", e);
        forceBackup = true;
    }

    Log.d(THIS_FILE, "Will backup profiles ? " + forceBackup);
    if (forceBackup) {
        JSONArray accountsSaved = SipProfileJson.serializeSipProfiles(mContext);
        try {
            writeData(data, accountsSaved.toString());
        } catch (IOException e) {
            Log.e(THIS_FILE, "Cannot manage remote backup", e);
        }
    }

    try {
        FileOutputStream outstream = new FileOutputStream(newState.getFileDescriptor());
        DataOutputStream out = new DataOutputStream(outstream);
        out.writeLong(fileModified);
        out.close();
    } catch (IOException e) {
        Log.e(THIS_FILE, "Cannot manage final local backup state", e);
    }
}

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From source file:au.org.ala.spatial.util.RecordsSmall.java

public RecordsSmall(String dir) throws IOException {
    this.filename = dir + File.separator;

    //look for a small file
    File smallFile = new File(filename + "records.csv.small.species");

    if (!smallFile.exists() && new File(filename + "records.csv").exists()) {
        try {//from   w w  w.j a va2 s .  co  m
            makeSmallFile(filename);
            makeUniquePoints();
        } catch (Exception e) {
            logger.error("failed to make small records files", e);
        }
    }

    //read species
    if (smallFile.exists()) {
        try {
            //open points and pointsToSpecies
            points = new RandomAccessFile(filename + "records.csv.small.points", "r");
            pointsToSpecies = new RandomAccessFile(filename + "records.csv.small.pointsToSpecies", "r");
            maxPoints = new File(filename + "records.csv.small.pointsToSpecies").length() / 4;
            pointsDis = new DataInputStream(
                    new BufferedInputStream(new FileInputStream(filename + "records.csv.small.points")));
            pointsToSpeciesDis = new DataInputStream(new BufferedInputStream(
                    new FileInputStream(filename + "records.csv.small.pointsToSpecies")));

            lsids = FileUtils.readLines(new File(filename + "records.csv.small.species"));

            getUniquePointsAll();
        } catch (Exception e) {
            logger.error("failed to open small records file", e);
        }
    }
}

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From source file:genepi.db.DatabaseUpdater.java

public static String readFileAsString(String filename) throws java.io.IOException, URISyntaxException {

    InputStream is = new FileInputStream(filename);

    DataInputStream in = new DataInputStream(is);
    BufferedReader br = new BufferedReader(new InputStreamReader(in));
    String strLine;/*from ww  w  .ja v  a2 s.  c  o m*/
    StringBuilder builder = new StringBuilder();
    while ((strLine = br.readLine()) != null) {
        // builder.append("\n");
        builder.append(strLine);
    }

    in.close();

    return builder.toString();
}

---

From source file:org.eclipse.swt.examples.clipboard.MyTypeTransfer.java

@Override
public Object nativeToJava(TransferData transferData) {
    if (isSupportedType(transferData)) {

        byte[] buffer = (byte[]) super.nativeToJava(transferData);
        if (buffer == null)
            return null;

        MyType[] myData = new MyType[0];
        try {//from  w w  w.j  a v  a 2  s  . co m
            ByteArrayInputStream in = new ByteArrayInputStream(buffer);
            try (DataInputStream readIn = new DataInputStream(in)) {
                while (readIn.available() > 20) {
                    MyType datum = new MyType();
                    int size = readIn.readInt();
                    byte[] name = new byte[size];
                    readIn.read(name);
                    datum.firstName = new String(name);
                    size = readIn.readInt();
                    name = new byte[size];
                    readIn.read(name);
                    datum.lastName = new String(name);
                    MyType[] newMyData = new MyType[myData.length + 1];
                    System.arraycopy(myData, 0, newMyData, 0, myData.length);
                    newMyData[myData.length] = datum;
                    myData = newMyData;
                }
            }
        } catch (IOException ex) {
            return null;
        }
        return myData;
    }

    return null;
}

---

From source file:de.tu_berlin.dima.aim3.naivebayes.io.BinaryInputFormat.java

private boolean getNextReader() {
    if (files.isEmpty() == false) {
        FileStatus fileStatus = files.poll();
        FSDataInputStream fsDataInputStream;
        try {//from www  .j av  a 2 s . co  m
            LOG.info("Opening reader :" + fileStatus.getPath());
            fsDataInputStream = fs.open(fileStatus.getPath());
            dataInputStream = new DataInputStream(fsDataInputStream);
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
            return false;
        }
        return true;
    } else {
        return false;
    }
}

---

From source file:com.evilco.license.client.decoder.CompressedLicenseDecoder.java

/**
 * {@inheritDoc}//from w  w  w . j av  a2 s .  c o m
 */
@Override
public <T extends ILicense> T decode(@Nonnull String input, @Nonnull Class<T> licenseType)
        throws LicenseDecoderException {
    // define streams
    ByteArrayInputStream inputStream = null;
    GZIPInputStream gzipInputStream = null;
    DataInputStream dataInputStream = null;

    // read data
    try {
        // remove newlines
        input = CharMatcher.anyOf("\n\r").removeFrom(input);

        // decode data
        byte[] data = BaseEncoding.base64().decode(input);

        // create streams
        inputStream = new ByteArrayInputStream(data);
        gzipInputStream = new GZIPInputStream(inputStream);
        dataInputStream = new DataInputStream(gzipInputStream);

        // decode data
        return ((T) this.childDecoder.decode(dataInputStream, licenseType));
    } catch (IOException ex) {
        throw new LicenseDecoderException(ex.getMessage(), ex);
    } finally {
        IOUtils.closeQuietly(dataInputStream);
        IOUtils.closeQuietly(gzipInputStream);
        IOUtils.closeQuietly(inputStream);
    }
}

---

From source file:com.lyonsdensoftware.vanitymirror.PythonConnectionThread.java

@Override
public void run() {
    // Try connecting to the master server
    try {//from  w w w  .j  av  a  2 s  .  c o m

        // Create a socket to connect to the server
        this.socket = new Socket(this.mainWindow.getConfigFile().getHostname(),
                this.mainWindow.getConfigFile().getPort());

        // Note it in the log
        log.info("LOG", "Connect to MasterServer at IP: " + socket.getInetAddress().getHostAddress()
                + " on PORT: " + socket.getPort());

        connectedToServer = true;

        // Create an input stream to receive data from the server
        mainWindow.setFromServer(new DataInputStream(socket.getInputStream()));

        // Create an output stream to send data to the server
        mainWindow.setToServer(new DataOutputStream(socket.getOutputStream()));

        // Main Loop
        while (runThread) {

            // Check for data from the server
            BufferedReader in = new BufferedReader(new InputStreamReader(mainWindow.getFromServer()));

            if (in.ready()) {
                // Convert in data to json
                Gson gson = new Gson();

                JSONObject json = new JSONObject(gson.fromJson(in.readLine(), JSONObject.class));

                if (json.keys().hasNext()) {
                    // handle the data
                    handleDataFromServer(json);
                } else {
                    System.out.println(json.toString());
                }
            }
        }

        // Loop not running now so close connection
        socket.close();
        mainWindow.getFromServer().close();
        mainWindow.getToServer().close();
    } catch (IOException ex) {
        log.error("ERROR", ex.toString());
    }
}

---

From source file:net.mybox.mybox.ServerClientConnection.java

public ServerClientConnection(Server _server, Socket _socket) {

    server = _server;//from  w w w.j  av a  2 s .c  om
    socket = _socket;
    handle = socket.getPort();

    try {
        inStream = socket.getInputStream();
        outStream = socket.getOutputStream();
    } catch (Exception e) {
        System.out.println("Error setting socket streams");
    }

    dataInStream = new DataInputStream(inStream);
    dataOutStream = new DataOutputStream(outStream);

    // load the sqlite-JDBC driver using the current class loader
    try {
        Class.forName("org.sqlite.JDBC");
        System.out.println(String.format("SQLiteJDBC is running in %s mode",
                org.sqlite.SQLiteJDBCLoader.isNativeMode() ? "OS native" : "pure-java"));
    } catch (Exception e) {
        System.out.println("Unable to load sqlite driver " + e.getMessage());
        System.exit(1);
    }
    startServerInputListenerThread();

}

---

From source file:com.fluidops.iwb.cache.ImageFileCache.java

/**
 * Return image mapping stored in one file using cache
 * if file has already been loaded.//from  www  .ja  v a  2  s  .  co  m
 * 
 * @param file
 * @return The defined mappings
 */
public Map<String, String> getImageMappings(String file) {
    Map<String, String> mapping = cache.get(file);

    // if not defined load
    if (mapping == null) {
        mapping = new HashMap<String, String>();
        BufferedReader br = null;
        try {
            FileInputStream fstream = new FileInputStream(file);
            DataInputStream in = new DataInputStream(fstream);
            br = new BufferedReader(new InputStreamReader(in));

            String line;
            while ((line = br.readLine()) != null) {
                String[] spl = line.split("=");
                if (spl.length == 2 && spl[0] != null && spl[1] != null)
                    mapping.put(spl[0].trim(), spl[1].trim());
            }
        } catch (Exception e) {
            logger.warn(e.getMessage());
        } finally {
            IOUtils.closeQuietly(br);
        }

        // store in cache
        cache.put(file, mapping);
    }

    return mapping;
}

---

From source file:com.aliyun.openservices.tablestore.hadoop.Endpoint.java

public static Endpoint deserialize(String in) {
    if (in == null) {
        return null;
    }/*w w w  .jav a 2s .c o  m*/
    byte[] buf = Base64.decodeBase64(in);
    ByteArrayInputStream is = new ByteArrayInputStream(buf);
    DataInputStream din = new DataInputStream(is);
    try {
        return read(din);
    } catch (IOException ex) {
        return null;
    }
}

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