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:Main.java

public static byte[] readInputStream(InputStream in) {
    try {/*from w  ww  . j av a2s .  c  o m*/
        ByteArrayOutputStream os = new ByteArrayOutputStream();

        byte[] b = new byte[in.available()];
        int length = 0;
        while ((length = in.read(b)) != -1) {
            os.write(b, 0, length);
        }

        b = os.toByteArray();

        in.close();
        in = null;

        os.close();
        os = null;

        return b;

    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

/**
 * Converts an input stream into a byte array
 * //from ww w.j  a  v a 2  s.c om
 * @param is
 *            the input stream
 * @return byte array
 */
protected static byte[] convertStreamToByteArray(InputStream inputStream) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(1024);
    byte[] buffer = new byte[1024];
    int len;
    try {
        while ((len = inputStream.read(buffer)) >= 0) {
            byteArrayOutputStream.write(buffer, 0, len);
        }
    } catch (IOException e) {
    }
    return byteArrayOutputStream.toByteArray();
}

From source file:Main.java

public static String uncompress(InputStream inputStream) throws IOException {
    if (inputStream == null) {
        return null;
    }/*from   w ww  .j a v a2  s  .  c  om*/
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    GZIPInputStream gunzip = new GZIPInputStream(inputStream);
    byte[] buffer = new byte[256];
    int n;
    while ((n = gunzip.read(buffer)) >= 0) {
        out.write(buffer, 0, n);
    }
    return out.toString();
}

From source file:Main.java

private static byte[] getSizeData(InputStream is) {
    ByteArrayOutputStream byteBuffer;
    try {/*from www.ja  va2  s. c o m*/
        byteBuffer = new ByteArrayOutputStream();

        byte[] buffer = new byte[1024];

        int len = 0;
        while ((len = is.read(buffer)) != -1) {
            byteBuffer.write(buffer, 0, len);
        }
        return byteBuffer.toByteArray();
    } catch (Exception e) {
        return new byte[] {};
    }
}

From source file:Main.java

public static ByteArrayInputStream toByteStream(InputStream istream) {
    ByteArrayInputStream byteistream = new ByteArrayInputStream(new byte[0]);
    try {/*from ww  w . j  a v a  2  s  . co m*/
        ByteArrayOutputStream byteostream = new ByteArrayOutputStream(8192);
        byte[] buffer = new byte[8192];
        int lenght;
        while ((lenght = istream.read(buffer)) != -1) {
            byteostream.write(buffer, 0, lenght);
        }
        byteistream = new ByteArrayInputStream(byteostream.toByteArray());
        byteostream.close();
    } catch (Exception e) {
    } finally {
        try {
            istream.close();
        } catch (Exception e) {
        }
    }
    return byteistream;
}

From source file:Main.java

/**
 * get byte[] from input stream//from   w w w.j  av  a 2s.  com
 *
 * @param inputStream
 * @return byte[]
 * @throws IOException
 */
public static byte[] getBytes(InputStream inputStream) throws IOException {
    ByteArrayOutputStream byteBuffer = new ByteArrayOutputStream();
    int bufferSize = 2048 * 10; // 2m
    byte[] buffer = new byte[bufferSize];

    int len;
    while ((len = inputStream.read(buffer)) != -1) {
        byteBuffer.write(buffer, 0, len);
    }
    return byteBuffer.toByteArray();
}

From source file:Main.java

public static String readInStream(InputStream inStream) {
    try {/*from  ww  w . j a v  a2 s . com*/
        ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        byte[] buffer = new byte[512];
        int length = -1;
        while ((length = inStream.read(buffer)) != -1) {
            outStream.write(buffer, 0, length);
        }

        outStream.close();
        inStream.close();
        return outStream.toString();
    } catch (IOException e) {
        Log.i("FileTest", e.getMessage());
    }
    return null;
}

From source file:Main.java

public static String decodeUTF8String(InputStream inputStream) {
    try {/*from   w ww  .  j a  v a  2 s . c  o  m*/
        if (inputStream == null) {
            return "";
        }

        if (inputStream.available() <= 0) {
            return "";
        }

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        byte[] buff = new byte[1024];

        int len = 0;
        while ((len = inputStream.read(buff, 0, buff.length)) > 0) {

            baos.write(buff, 0, len);
        }

        String str = new String(baos.toByteArray(), "utf-8");

        return str;

    } catch (Exception e) {
        // TODO: handle exception
    }

    return null;
}

From source file:Main.java

public static byte[] getByteFromInputStream(final InputStream in) throws IOException {
    ByteArrayOutputStream buffer = null;
    buffer = new ByteArrayOutputStream();
    int nRead;//from  ww  w. j a va 2s . c o m
    final byte[] data = new byte[16384];

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

    buffer.flush();

    return buffer.toByteArray();
}

From source file:Main.java

/**
 * Convert InputStream to String/*from   w w w .j  a  va 2s  . c  o  m*/
 * 
 * @param is
 * @return string
 * @throws Exception
 */
public static String toString(final InputStream is) throws Exception {
    final ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        final byte[] buffer = new byte[4096];
        for (int b = is.read(buffer); b >= 0; b = is.read(buffer)) {
            out.write(buffer, 0, b);
        }
        return new String(out.toByteArray());
    } catch (final Exception e) {
        throw e;
    }
}