Example usage for java.io ByteArrayOutputStream write

Introduction

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

Prototype

public synchronized void write(byte b[], int off, int len) 

Source Link

Document

Writes len bytes from the specified byte array starting at offset off to this ByteArrayOutputStream .

Usage

From source file:com.tremolosecurity.unison.u2f.util.U2fUtil.java

private static String inflate(String saml) throws Exception {
    byte[] compressedData = Base64.decodeBase64(saml);
    ByteArrayInputStream bin = new ByteArrayInputStream(compressedData);

    InflaterInputStream decompressor = new InflaterInputStream(bin, new Inflater(true));
    //decompressor.setInput(compressedData);

    // Create an expandable byte array to hold the decompressed data
    ByteArrayOutputStream bos = new ByteArrayOutputStream(compressedData.length);

    // Decompress the data
    byte[] buf = new byte[1024];
    int len;//from   w  w  w  .  ja v  a2 s .  c o  m
    while ((len = decompressor.read(buf)) > 0) {

        bos.write(buf, 0, len);

    }
    try {
        bos.close();
    } catch (IOException e) {
    }

    // Get the decompressed data
    byte[] decompressedData = bos.toByteArray();

    String decoded = new String(decompressedData);

    return decoded;
}

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From source file:Main.java

private static byte[] uncompressBytesInflateDeflate(byte[] inBytes) throws IOException {
    Inflater inflater = new Inflater();
    inflater.setInput(inBytes);// ww w .  j  ava2 s.  c  om
    ByteArrayOutputStream bos = new ByteArrayOutputStream(inBytes.length);
    byte[] buffer = new byte[1024 * 8];
    while (!inflater.finished()) {
        int count;
        try {
            count = inflater.inflate(buffer);
        } catch (DataFormatException e) {
            throw new IOException(e);
        }
        bos.write(buffer, 0, count);
    }
    byte[] output = bos.toByteArray();
    return output;
}

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From source file:Main.java

@SuppressWarnings("unchecked")
public static Parcelable readParcelable(Context context, String fileName, ClassLoader classLoader) {
    Parcelable parcelable = null;/*from   www.java2 s .  c  o m*/
    FileInputStream fis = null;
    ByteArrayOutputStream bos = null;
    try {
        fis = context.openFileInput(fileName);
        if (fis != null) {
            bos = new ByteArrayOutputStream();
            byte[] b = new byte[4096];
            int bytesRead;
            while ((bytesRead = fis.read(b)) != -1) {
                bos.write(b, 0, bytesRead);
            }

            byte[] data = bos.toByteArray();

            Parcel parcel = Parcel.obtain();
            parcel.unmarshall(data, 0, data.length);
            parcel.setDataPosition(0);
            parcelable = parcel.readParcelable(classLoader);
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
        parcelable = null;
    } finally {
        if (fis != null)
            try {
                fis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        if (bos != null)
            try {
                bos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
    }

    return parcelable;
}

---

From source file:Main.java

@SuppressWarnings("unchecked")
public static List<Parcelable> readParcelableList(Context context, String fileName, ClassLoader classLoader) {
    List<Parcelable> results = null;
    FileInputStream fis = null;//  ww w. ja  va 2  s.  co  m
    ByteArrayOutputStream bos = null;
    try {
        fis = context.openFileInput(fileName);
        if (fis != null) {
            bos = new ByteArrayOutputStream();
            byte[] b = new byte[4096];
            int bytesRead;
            while ((bytesRead = fis.read(b)) != -1) {
                bos.write(b, 0, bytesRead);
            }

            byte[] data = bos.toByteArray();

            Parcel parcel = Parcel.obtain();
            parcel.unmarshall(data, 0, data.length);
            parcel.setDataPosition(0);
            results = parcel.readArrayList(classLoader);
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
        results = null;
    } finally {
        if (fis != null)
            try {
                fis.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        if (bos != null)
            try {
                bos.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
    }

    return results;
}

---

From source file:Main.java

/**
 * Read a file from assets/*from   w w w. ja  v  a 2  s.c  om*/
 *
 * @return the string from assets
 */

public static String getfromAssets(Context ctx, String file_name) {

    AssetManager assetManager = ctx.getAssets();
    ByteArrayOutputStream outputStream = null;
    InputStream inputStream = null;
    try {
        inputStream = assetManager.open(file_name);
        outputStream = new ByteArrayOutputStream();
        byte buf[] = new byte[1024];
        int len;
        try {
            while ((len = inputStream.read(buf)) != -1) {
                outputStream.write(buf, 0, len);
            }
            outputStream.close();
            inputStream.close();
        } catch (IOException e) {
        }
    } catch (IOException e) {
    }
    return outputStream.toString();

}

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From source file:ai.susi.server.api.susi.ConsoleService.java

public static byte[] loadData(String url) throws IOException {
    ClientConnection cc = new ClientConnection(url);

    // fully read the input stream
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    int n;//  w  ww . j  a  v a 2  s.co  m
    byte[] buffer = new byte[16384];
    try {
        while ((n = cc.inputStream.read(buffer, 0, buffer.length)) != -1)
            baos.write(buffer, 0, n);
    } catch (IOException e) {
    }
    baos.flush();
    byte[] b = baos.toByteArray();

    // finished, close
    cc.close();
    return b;
}

---

From source file:com.cats.version.utils.Utils.java

public static String getResultFromStream(InputStream input) {
    if (null != input) {
        int iLen = -1;
        byte[] data = new byte[512];
        ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream();
        try {// www  .jav a  2 s  . co  m
            do {
                iLen = input.read(data);
                if (iLen != -1) {
                    arrayOutputStream.write(data, 0, iLen);
                }
            } while (iLen != -1);
        } catch (Exception e) {
            e.printStackTrace();
        }
        data = arrayOutputStream.toByteArray();
        return new String(data, Charset.defaultCharset());
    }
    return "Process starup failed. inputstream empty";
}

---

From source file:com.fallenangelsguild.eltime.WebHelper.java

/**
 * Pull the raw text content of the given URL. This call blocks until the
 * operation has completed, and is synchronized because it uses a shared
 * buffer {@link #sBuffer}./*  w  w  w . j a  va 2s  .  c  o m*/
 *
 * @param url The exact URL to request.
 * @return The raw content returned by the server.
 * @throws ApiException If any connection or server error occurs.
 */
protected static synchronized String getUrlContent(String url) throws ApiException {
    if (c == null) {
        throw new ApiException("Must initialize() first");
    }

    // Create client and set our specific user-agent string
    HttpClient client = new DefaultHttpClient();
    HttpGet request = new HttpGet(url);
    request.setHeader("User-Agent", sUserAgent);

    try {
        HttpResponse response = client.execute(request);

        // Check if server response is valid
        StatusLine status = response.getStatusLine();
        if (status.getStatusCode() != HTTP_STATUS_OK) {
            throw new ApiException("Invalid response from server: " + status.toString());
        }

        // Pull content stream from response
        HttpEntity entity = response.getEntity();
        InputStream inputStream = entity.getContent();

        ByteArrayOutputStream content = new ByteArrayOutputStream();

        // Read response into a buffered stream
        int readBytes = 0;
        while ((readBytes = inputStream.read(sBuffer)) != -1) {
            content.write(sBuffer, 0, readBytes);
        }

        // Return result from buffered stream
        return new String(content.toByteArray());
    } catch (IOException e) {
        throw new ApiException("Problem communicating with API", e);
    }
}

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From source file:com.ksc.http.apache.client.impl.ApacheDefaultHttpRequestFactoryTest.java

public static byte[] drainInputStream(InputStream inputStream) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();

    try {//from w w  w .j a v  a 2s .  com
        byte[] buffer = new byte[1024];
        long bytesRead = 0;
        while ((bytesRead = inputStream.read(buffer)) > -1) {
            byteArrayOutputStream.write(buffer, 0, (int) bytesRead);
        }
        return byteArrayOutputStream.toByteArray();
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        IOUtils.closeQuietly(byteArrayOutputStream, null);
    }
}

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From source file:br.com.manish.ahy.kernel.util.FileUtil.java

public static byte[] readResourceAsBytes(String path) {

    byte[] byteData = null;

    try {//  w  ww .  ja  va2 s  .  c om

        InputStream is = FileUtil.class.getResourceAsStream(path);

        if (is.available() > Integer.MAX_VALUE) {
            throw new OopsException("Oversized file :-( can't read it, sorry: " + path);
        }

        ByteArrayOutputStream os = new ByteArrayOutputStream(1024);
        byte[] bytes = new byte[512];

        int readBytes;
        while ((readBytes = is.read(bytes)) > 0) {
            os.write(bytes, 0, readBytes);
        }

        byteData = os.toByteArray();

        is.close();
        os.close();

    } catch (Exception e) {
        throw new OopsException(e, "Problems when reading: [" + path + "].");
    }

    return byteData;
}

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