Example usage for java.io DataInputStream readFully

Introduction

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

Prototype

public final void readFully(byte b[]) throws IOException 

Source Link

Document

See the general contract of the readFully method of DataInput .

Usage

From source file:Main.java

public static void makeInternalCopy(Context c, String path, int resource) {
    InputStream is = c.getResources().openRawResource(resource);
    try {//from  w  ww. j  a va 2 s .  c o m

        Process process = Runtime.getRuntime().exec("su");
        DataOutputStream os = new DataOutputStream(process.getOutputStream());
        File sniff = new File(path);
        if (sniff.exists()) {
            os.writeBytes("rm " + path + "\n");
        }
        byte[] bytes = new byte[is.available()];

        FileOutputStream setdbOutStream = new FileOutputStream(path);
        DataInputStream dis = new DataInputStream(is);
        dis.readFully(bytes);

        setdbOutStream.write(bytes);
        setdbOutStream.close();

        os.writeBytes("chmod 777 " + path + "\n");
        os.writeBytes("exit\n");
        os.flush();
    } catch (Exception e) {
        //           Toast.makeText(c, "Error Copying file: " + e.toString(),Toast.LENGTH_SHORT).show();
        e.printStackTrace();
    }

}

---

From source file:Main.java

static public String readFile(File file) throws IOException {
    byte[] buffer = new byte[(int) file.length()];
    DataInputStream input = null;
    try {/*from w  ww  .j a  v  a  2  s. co  m*/
        input = new DataInputStream(new FileInputStream(file));
        input.readFully(buffer);
    } finally {
        closeQuietly(input);
    }
    return new String(buffer);
}

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From source file:Main.java

public static String readFile(String path) throws IOException {
    InputStream is = new FileInputStream(new File(path));
    DataInputStream ds = new DataInputStream(is);
    // Estimated capacity, potential risk ???
    byte[] bytes = new byte[is.available()];
    ds.readFully(bytes);
    String text = new String(bytes);
    is.close();//from   w  w  w.j a  v  a  2s. c o m
    ds.close();
    return text;
}

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From source file:Main.java

public static String executeHttpsPost(String url, String data, InputStream key) {
    HttpsURLConnection localHttpsURLConnection = null;
    try {//w w  w.j a  v a 2 s .  co m
        URL localURL = new URL(url);
        localHttpsURLConnection = (HttpsURLConnection) localURL.openConnection();
        localHttpsURLConnection.setRequestMethod("POST");
        localHttpsURLConnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

        localHttpsURLConnection.setRequestProperty("Content-Length",
                "" + Integer.toString(data.getBytes().length));
        localHttpsURLConnection.setRequestProperty("Content-Language", "en-US");

        localHttpsURLConnection.setUseCaches(false);
        localHttpsURLConnection.setDoInput(true);
        localHttpsURLConnection.setDoOutput(true);

        localHttpsURLConnection.connect();
        Certificate[] arrayOfCertificate = localHttpsURLConnection.getServerCertificates();

        byte[] arrayOfByte1 = new byte[294];
        DataInputStream localDataInputStream = new DataInputStream(key);
        localDataInputStream.readFully(arrayOfByte1);
        localDataInputStream.close();

        Certificate localCertificate = arrayOfCertificate[0];
        PublicKey localPublicKey = localCertificate.getPublicKey();
        byte[] arrayOfByte2 = localPublicKey.getEncoded();

        for (int i = 0; i < arrayOfByte2.length; i++) {
            if (arrayOfByte2[i] != arrayOfByte1[i])
                throw new RuntimeException("Public key mismatch");
        }

        DataOutputStream localDataOutputStream = new DataOutputStream(
                localHttpsURLConnection.getOutputStream());
        localDataOutputStream.writeBytes(data);
        localDataOutputStream.flush();
        localDataOutputStream.close();

        InputStream localInputStream = localHttpsURLConnection.getInputStream();
        BufferedReader localBufferedReader = new BufferedReader(new InputStreamReader(localInputStream));

        StringBuffer localStringBuffer = new StringBuffer();
        String str1;
        while ((str1 = localBufferedReader.readLine()) != null) {
            localStringBuffer.append(str1);
            localStringBuffer.append('\r');
        }
        localBufferedReader.close();

        return localStringBuffer.toString();
    } catch (Exception localException) {
        byte[] arrayOfByte1;
        localException.printStackTrace();
        return null;
    } finally {
        if (localHttpsURLConnection != null)
            localHttpsURLConnection.disconnect();
    }
}

---

From source file:Main.java

/**
 * @param context/*from ww w.j  a  v a 2 s.co m*/
 * @param filePath file path relative to assets, like request_init1/search_index.json
 * @return
 */
public static String readAssert(Context context, String filePath) {
    try {
        if (filePath.startsWith(File.separator)) {
            filePath = filePath.substring(File.separator.length());
        }
        AssetManager assetManager = context.getAssets();
        InputStream inputStream = assetManager.open(filePath);
        DataInputStream stream = new DataInputStream(inputStream);
        int length = stream.available();
        byte[] buffer = new byte[length];
        stream.readFully(buffer);
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        byteArrayOutputStream.write(buffer);
        stream.close();
        return byteArrayOutputStream.toString();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

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From source file:ImportKey.java

/**
 * <p>//from   w  ww .j av  a2s  . co  m
 * Creates an InputStream from a file, and fills it with the complete file.
 * Thus, available() on the returned InputStream will return the full number
 * of bytes the file contains
 * </p>
 * 
 * @param fname
 *            The filename
 * @return The filled InputStream
 * @exception IOException
 *                , if the Streams couldn't be created.
 **/
private static InputStream fullStream(String fname) throws IOException {
    FileInputStream fis = new FileInputStream(fname);
    DataInputStream dis = new DataInputStream(fis);
    byte[] bytes = new byte[dis.available()];
    dis.readFully(bytes);
    ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
    return bais;
}

---

From source file:org.thoughtcrime.securesms.mms.MmsCommunication.java

protected static byte[] parseResponse(HttpEntity entity) throws IOException {
    if (entity == null || entity.getContentLength() == 0)
        throw new IOException("Null response");

    byte[] responseBytes = new byte[(int) entity.getContentLength()];
    DataInputStream dataInputStream = new DataInputStream(entity.getContent());
    dataInputStream.readFully(responseBytes);
    dataInputStream.close();//from   w ww  .  j a v  a2 s .  c o m

    entity.consumeContent();
    return responseBytes;
}

---

From source file:TripleDES.java

/** Read a TripleDES secret key from the specified file */
public static SecretKey readKey(File f)
        throws IOException, NoSuchAlgorithmException, InvalidKeyException, InvalidKeySpecException {
    // Read the raw bytes from the keyfile
    DataInputStream in = new DataInputStream(new FileInputStream(f));
    byte[] rawkey = new byte[(int) f.length()];
    in.readFully(rawkey);
    in.close();//from www .  j  a  v  a  2  s . com

    // Convert the raw bytes to a secret key like this
    DESedeKeySpec keyspec = new DESedeKeySpec(rawkey);
    SecretKeyFactory keyfactory = SecretKeyFactory.getInstance("DESede");
    SecretKey key = keyfactory.generateSecret(keyspec);
    return key;
}

---

From source file:com.google.code.rptm.mailarchive.DefaultMailingListArchive.java

private static boolean isMboxFile(File file) throws IOException {
    byte[] firstBytes = new byte[5];
    DataInputStream in = new DataInputStream(new FileInputStream(file));
    try {/*from ww w  .  jav  a 2  s. c  o  m*/
        in.readFully(firstBytes);
    } finally {
        in.close();
    }
    return Arrays.equals(firstBytes, MBOX_MAGIC);
}

---

From source file:com.wso2telco.services.bw.FileUtil.java

public static String ReadFullyIntoVar(String fullpath) {

    String result = "";

    try {// ww  w.jav a  2s  . c  om
        FileInputStream file = new FileInputStream(fullpath);
        DataInputStream in = new DataInputStream(file);
        byte[] b = new byte[in.available()];
        in.readFully(b);
        in.close();
        result = new String(b, 0, b.length, "Cp850");
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

---

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