Example usage for java.io ByteArrayOutputStream flush

Introduction

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

Prototype

public void flush() throws IOException

Source Link

Document

Flushes this output stream and forces any buffered output bytes to be written out.

Usage

From source file:Main.java

public static String objectSerializableToString(Serializable object) {
    ByteArrayOutputStream baos = null;
    ObjectOutputStream os = null;
    try {//from   ww  w  .j  av a  2  s .  c o  m
        if (object != null) {
            baos = new ByteArrayOutputStream();
            os = new ObjectOutputStream(baos);
            os.writeObject(object);
            os.flush();
            baos.flush();
            return baos.toString("UTF-8");
        }
    } catch (Throwable e) {
    } finally {
        try {
            if (os != null) {
                os.close();
            }
        } catch (Throwable e2) {
        }

        try {
            if (baos != null) {
                baos.close();
            }
        } catch (Throwable e2) {
        }
    }
    return null;
}

From source file:Main.java

public static Bitmap loadBitmap(String url) {
    Log.d(TAG, "Start Load Url : " + url);
    //Bitmap bitmap = null;
    InputStream in = null;//w  w w. jav  a 2 s. c om
    BufferedOutputStream out = null;
    try {
        in = new BufferedInputStream(new URL(url).openStream());
        final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
        int nRead;
        byte[] data = new byte[16384];

        while ((nRead = in.read(data, 0, data.length)) != -1) {
            dataStream.write(data, 0, nRead);
        }
        dataStream.flush();
        final byte[] newData = dataStream.toByteArray();
        BitmapFactory.Options options = new BitmapFactory.Options();
        bitmapResult = BitmapFactory.decodeByteArray(newData, 0, newData.length, options);
    } catch (IOException e) {
        Log.e("My fault", "Could not load Bitmap from: " + url);
    } finally {
        if (in != null) {
            try {
                in.close();
            } catch (IOException e) {

                e.printStackTrace();
            }
        }
        if (out != null) {
            try {
                out.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
    return bitmapResult;
}

From source file:com.netflix.dyno.connectionpool.impl.utils.ZipUtils.java

/**
 * Determines if an InputStream is compressed. The java.util.zip GZip
 * implementation does not expose the GZip header so it is difficult to determine
 * if a string is compressed.//from   w  w w . j ava2  s .c om
 *
 * @param inputStream an array of bytes
 * @return true if the stream is compressed or false otherwise
 * @throws java.io.IOException if the byte array couldn't be read
 */
public static boolean isCompressed(InputStream inputStream) throws IOException {
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();

    byte[] data = new byte[2];

    int nRead = inputStream.read(data, 0, 2);
    buffer.write(data, 0, nRead);
    buffer.flush();

    return isCompressed(buffer.toByteArray());
}

From source file:com.ikon.util.Serializer.java

/**
 * @param obj/*from  w w w.  ja va2 s .  c  o m*/
 */
public static byte[] write(Object obj) throws IOException {
    ByteArrayOutputStream baos = null;
    ObjectOutputStream oos = null;

    try {
        baos = new ByteArrayOutputStream();
        oos = new ObjectOutputStream(baos);
        oos.writeObject(obj);
        oos.flush();
        baos.flush();
        return baos.toByteArray();
    } finally {
        IOUtils.closeQuietly(oos);
        IOUtils.closeQuietly(baos);
    }
}

From source file:org.apache.htrace.viewer.HBaseSpanViewer.java

public static String toJsonString(final Message message) throws IOException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    OutputStreamWriter writer = new OutputStreamWriter(out, Charset.defaultCharset());
    appendJsonString(message, writer);//from w w  w. j  av  a2  s  .  c  o  m
    writer.flush();
    out.flush();
    return out.toString();
}

From source file:com.syncthemall.enml4j.util.Utils.java

/**
 * Encode an {@code InputStream} representing a file in base64.
 * //w  ww  . ja v a 2 s.c o m
 * @param is the source to encode
 * @return a {@code String} representation of the {@code InputStream} in parameter, encoded in base64
 * @throws IOException if an I/O error occurs reading the {@code InputStream} in parameter
 */
public static String encodeToBase64Binary(final InputStream is) throws IOException {
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    int nRead;
    byte[] data = new byte[BUFFER_SIZE];

    while ((nRead = is.read(data, 0, data.length)) != -1) {
        buffer.write(data, 0, nRead);
    }
    buffer.flush();

    return Base64.encodeBase64String(buffer.toByteArray());

}

From source file:com.vaadin.testbench.screenshot.ImageUtil.java

/**
 * Encodes target image to a Base64 string
 * /* ww  w .  j  ava  2s  .  c  o  m*/
 * @param image
 *            BufferedImage to encode to String
 * @return Base64 encoded String of image
 */
public static String encodeImageToBase64(BufferedImage image) {
    String encodedImage = "";
    Base64 encoder = new Base64();
    try {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ImageIO.write(image, "png", baos);
        baos.flush();
        byte[] encodedBytes = encoder.encode(baos.toByteArray());
        encodedImage = new String(encodedBytes);
        baos.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return encodedImage;
}

From source file:com.lingeringsocket.mobflare.RpcCoordinator.java

private static String readInputStream(InputStream is) throws IOException {
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();

    int nRead;//  w  w w  . ja va 2  s  .  c  o m
    byte[] data = new byte[16384];

    while ((nRead = is.read(data, 0, data.length)) != -1) {
        buffer.write(data, 0, nRead);
    }
    buffer.flush();
    is.close();
    return new String(buffer.toByteArray());
}

From source file:Main.java

private static byte[] getBytesFromDriveVideoUri(Context context, Uri uri) {
    InputStream inputStream = null;
    try {//  w  w w .  j  ava 2s. co  m
        inputStream = context.getContentResolver().openInputStream(uri);
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }

    if (inputStream == null) {
        return null;
    }

    int maxBufferSize = 1024 * 1024;
    int available = 0;
    try {
        available = inputStream.available();
    } catch (IOException e) {
        e.printStackTrace();
    }
    if (available == 0) {
        available = maxBufferSize;
    }

    int bufferSize = Math.min(available, maxBufferSize);

    byte[] data = new byte[bufferSize];
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    int nRead;

    try {
        while ((nRead = inputStream.read(data, 0, data.length)) != -1) {
            buffer.write(data, 0, nRead);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }

    try {
        buffer.flush();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return buffer.toByteArray();
}

From source file:com.criticalsoftware.mobics.presentation.util.GeolocationUtil.java

private static byte[] readResponse(HttpMethod method) throws IOException {
    InputStream is = method.getResponseBodyAsStream();
    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    int nRead;/*from  w w  w .  j av a  2 s  .  c  o  m*/
    byte[] data = new byte[16384];
    while ((nRead = is.read(data, 0, data.length)) != -1) {
        buffer.write(data, 0, nRead);
    }

    buffer.flush();
    byte[] responseBody = buffer.toByteArray();
    return responseBody;
}