Example usage for java.io DataInputStream close

Introduction

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

Prototype

public void close() throws IOException 

Source Link

Document

Closes this input stream and releases any system resources associated with the stream.

Usage

From source file:net.contextfw.web.application.internal.development.ReloadingClassLoader.java

private byte[] loadClassData(String className) throws IOException {
    InputStream stream = super.getResourceAsStream(className.replaceAll("\\.", "/") + ".class");
    if (stream != null) {
        DataInputStream dis = new DataInputStream(stream); // NOSONAR
        byte buff[] = IOUtils.toByteArray(stream);
        dis.close();
        return buff;
    } else {/*from  w w w.j  a  v a2 s  . c  om*/
        return null;
    }
}

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From source file:org.cloudata.core.tablet.backup.RestoreBinaryPartitionMap.java

@Override
public void map(BytesWritable key, BytesWritable value, OutputCollector<Text, Text> output, Reporter reporter)
        throws IOException {
    ByteArrayInputStream bin = new ByteArrayInputStream(key.get(), 0, key.getSize());
    DataInputStream in = new DataInputStream(bin);
    Row row = new Row();
    row.readFields(in);/*w w  w  . jav a2  s .c om*/

    lastRow = row;

    in.close();
}

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From source file:isl.FIMS.utils.Utils.java

public static void downloadZip(ServletOutputStream outStream, File file) {
    DataInputStream in = null;
    int BUFSIZE = 8192;

    try {/*from   w w w . j a v a  2s  .  c  om*/
        byte[] byteBuffer = new byte[BUFSIZE];
        in = new DataInputStream(new FileInputStream(file));
        int bytesRead;
        while ((bytesRead = in.read(byteBuffer)) != -1) {
            outStream.write(byteBuffer, 0, bytesRead);
        }
        in.close();
        outStream.close();
    } catch (IOException ex) {
    } finally {
        try {
            in.close();
        } catch (IOException ex) {
        }
    }
}

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From source file:com.sinpo.xnfc.nfc.Util.java

public static String execRootCmd(String cmd) {
    String result = "";
    DataOutputStream dos = null;/* w  w  w .j a va2s .  co m*/
    DataInputStream dis = null;

    try {
        Process p = Runtime.getRuntime().exec("su");
        dos = new DataOutputStream(p.getOutputStream());
        dis = new DataInputStream(p.getInputStream());

        dos.writeBytes(cmd + "\n");
        dos.flush();
        dos.writeBytes("exit\n");
        dos.flush();
        String line = null;
        while ((line = dis.readLine()) != null) {
            result += line + "\r\n";
        }
        p.waitFor();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (dos != null) {
            try {
                dos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        if (dis != null) {
            try {
                dis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return result;
}

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From source file:com.bonsai.wallet32.HDWallet.java

public static JSONObject deserialize(WalletApplication walletApp, KeyCrypter keyCrypter, KeyParameter aesKey)
        throws IOException, InvalidCipherTextException, JSONException {

    File file = walletApp.getHDWalletFile(null);
    String path = file.getPath();

    try {//ww  w.  j  a  v a2s.  c o m
        mLogger.info("restoring HDWallet from " + path);
        int len = (int) file.length();

        // Open persisted file.
        DataInputStream dis = new DataInputStream(new FileInputStream(file));

        // Read IV from file.
        byte[] iv = new byte[KeyCrypterGroestl.BLOCK_LENGTH/*KeyCrypterScrypt.BLOCK_LENGTH*/];
        dis.readFully(iv);

        // Read the ciphertext from the file.
        byte[] cipherBytes = new byte[len - iv.length];
        dis.readFully(cipherBytes);
        dis.close();

        // Decrypt the ciphertext.
        ParametersWithIV keyWithIv = new ParametersWithIV(new KeyParameter(aesKey.getKey()), iv);
        BufferedBlockCipher cipher = new PaddedBufferedBlockCipher(new CBCBlockCipher(new AESFastEngine()));
        cipher.init(false, keyWithIv);
        int minimumSize = cipher.getOutputSize(cipherBytes.length);
        byte[] outputBuffer = new byte[minimumSize];
        int length1 = cipher.processBytes(cipherBytes, 0, cipherBytes.length, outputBuffer, 0);
        int length2 = cipher.doFinal(outputBuffer, length1);
        int actualLength = length1 + length2;
        byte[] decryptedBytes = new byte[actualLength];
        System.arraycopy(outputBuffer, 0, decryptedBytes, 0, actualLength);

        // Parse the decryptedBytes.
        String jsonstr = new String(decryptedBytes);

        /*
        // THIS CONTAINS THE SEED!
        // Have to break the message into chunks for big messages ...
        String msg = jsonstr;
        while (msg.length() > 1024) {
        String chunk = msg.substring(0, 1024);
        mLogger.error(chunk);
        msg = msg.substring(1024);
        }
        mLogger.error(msg);
        */

        JSONObject node = new JSONObject(jsonstr);
        return node;

    } catch (IOException ex) {
        mLogger.warn("trouble reading " + path + ": " + ex.toString());
        throw ex;
    } catch (RuntimeException ex) {
        mLogger.warn("trouble restoring wallet: " + ex.toString());
        throw ex;
    } catch (InvalidCipherTextException ex) {
        mLogger.warn("wallet decrypt failed: " + ex.toString());
        throw ex;
    }
}

---

From source file:com.tactfactory.harmony.utils.TactFileUtils.java

/** convert file content to a string array with each line separated.
 * @param file The File to read/*w ww  .jav  a2  s .  c  o m*/
 * @return Array of Strings containing the file contents
 */
public static List<String> fileToStringArray(final File file) {

    ArrayList<String> result = null;
    String line = null;
    DataInputStream inStream = null;
    BufferedReader bReader = null;

    try {
        result = new ArrayList<String>();
        inStream = new DataInputStream(new FileInputStream(file));
        bReader = new BufferedReader(new InputStreamReader(inStream, TactFileUtils.DEFAULT_ENCODING));

        line = bReader.readLine();
        while (line != null) {
            result.add(line);
            line = bReader.readLine();
        }
    } catch (final IOException e) {
        throw new RuntimeException("IO problem in fileToString", e);
    } finally {
        try {
            if (inStream != null) {
                inStream.close();
            }
            if (bReader != null) {
                bReader.close();
            }
        } catch (final IOException e) {
            ConsoleUtils.displayError(e);
        }
    }
    return result;
}

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From source file:io.undertow.servlet.test.proprietry.TransferTestCase.java

@Test
public void testServletRequest() throws Exception {
    TestListener.init(2);//from ww w .jav  a2s .  co  m
    TestHttpClient client = new TestHttpClient();
    try {
        HttpGet get = new HttpGet(DefaultServer.getDefaultServerURL() + "/servletContext/aa");
        HttpResponse result = client.execute(get);
        Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
        final byte[] response = HttpClientUtils.readRawResponse(result);
        Path file = Paths.get(TXServlet.class.getResource(TXServlet.class.getSimpleName() + ".class").toURI());
        byte[] expected = new byte[(int) Files.size(file)];
        DataInputStream dataInputStream = new DataInputStream(Files.newInputStream(file));
        dataInputStream.readFully(expected);
        dataInputStream.close();
        Assert.assertArrayEquals(expected, response);
    } finally {
        client.getConnectionManager().shutdown();
    }
}

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From source file:com.uber.hoodie.common.BloomFilter.java

/**
 * Create the bloom filter from serialized string.
 *//* w  w  w  .  j a  va 2 s  .  c om*/
public BloomFilter(String filterStr) {
    this.filter = new org.apache.hadoop.util.bloom.BloomFilter();
    byte[] bytes = DatatypeConverter.parseBase64Binary(filterStr);
    DataInputStream dis = new DataInputStream(new ByteArrayInputStream(bytes));
    try {
        this.filter.readFields(dis);
        dis.close();
    } catch (IOException e) {
        throw new HoodieIndexException("Could not deserialize BloomFilter instance", e);
    }
}

---

From source file:eu.learnpad.simulator.mon.utils.Manager.java

@SuppressWarnings("deprecation")
public static Properties Read(String fileName) {
    Properties readedProps = new Properties();

    File file = new File(fileName);
    FileInputStream fis = null;//from   ww w  .  j  a va 2s.  c  o  m
    BufferedInputStream bis = null;
    DataInputStream dis = null;

    try {
        fis = new FileInputStream(file);

        // Here BufferedInputStream is added for fast reading.
        bis = new BufferedInputStream(fis);
        dis = new DataInputStream(bis);

        // dis.available() returns 0 if the file does not have more lines.
        String property = "";
        String key = "";
        String value = "";

        while (dis.available() != 0) {
            // this statement reads the line from the file and print it to
            // the console.
            property = dis.readLine().trim();
            if (property.length() > 0) {
                key = property.substring(0, property.indexOf("="));
                value = property.substring(property.indexOf("=") + 1, property.length());

                readedProps.put(key.trim(), value.trim());
            }
        }

        // dispose all the resources after using them.
        fis.close();
        bis.close();
        dis.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return readedProps;
}

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From source file:Main.java

public static Object[] readSettings(String file) throws IOException {
    DataInputStream in = new DataInputStream(new FileInputStream(file));
    try {//from   ww w. jav  a2 s.com
        Object[] res = new Object[in.readInt()];
        for (int i = 0; i < res.length; i++) {
            char cl = in.readChar();
            switch (cl) {
            case 'S':
                res[i] = in.readUTF();
                break;
            case 'F':
                res[i] = in.readFloat();
                break;
            case 'D':
                res[i] = in.readDouble();
                break;
            case 'I':
                res[i] = in.readInt();
                break;
            case 'L':
                res[i] = in.readLong();
                break;
            case 'B':
                res[i] = in.readBoolean();
                break;
            case 'Y':
                res[i] = in.readByte();
                break;
            default:
                throw new IllegalStateException("cannot read type " + cl + " from " + file);
            }
        }
        return res;
    } finally {
        in.close();
    }
}

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