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[] decompress(byte[] data) throws IOException, DataFormatException {
    Inflater inflater = new Inflater();
    inflater.setInput(data);/*  w ww. j  a  v  a2 s . c o  m*/

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);
    byte[] buffer = new byte[1024];
    while (!inflater.finished()) {
        int count = inflater.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }
    outputStream.close();
    byte[] output = outputStream.toByteArray();

    System.out.println("Original: " + data.length);
    System.out.println("Compressed: " + output.length);
    return output;
}

From source file:Main.java

private static byte[] decompress(byte[] data) throws IOException, DataFormatException {
    Inflater inflater = new Inflater();
    inflater.setInput(data);/*  w w  w. j  ava2  s . com*/

    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);
    byte[] buffer = new byte[1024];
    while (!inflater.finished()) {
        int count = inflater.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }
    outputStream.close();
    byte[] output = outputStream.toByteArray();
    inflater.end();

    // System.out.println("Original: " + data.length + " bytes.");
    // System.out.println("Decompressed: " + output.length + " bytes.");
    return output;
}

From source file:Main.java

public static String streamToString(InputStream inputStream) {
    try {/*from   ww  w  . j a  v  a2 s. com*/
        ByteArrayOutputStream out = new ByteArrayOutputStream();

        byte[] buffer = new byte[1024];
        int len = 0;
        while ((len = inputStream.read(buffer)) != -1) {
            out.write(buffer, 0, len);
            out.flush();
        }

        String result = out.toString();
        out.close();
        inputStream.close();
        return result;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return "";
}

From source file:Main.java

public static final byte[] input2byte(InputStream inStream) {
    if (inStream == null)
        return null;
    ByteArrayOutputStream swapStream = new ByteArrayOutputStream();
    byte[] buff = new byte[100];
    int rc = 0;//from   w  w w .j  a  v  a2  s.  co m
    try {
        while ((rc = inStream.read(buff, 0, 100)) > 0) {
            swapStream.write(buff, 0, rc);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    return swapStream.toByteArray();
}

From source file:Main.java

private static byte[] convertInputStreamToByteArray(InputStream inputStream) throws IOException {
    byte[] bytes = null;
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    byte data[] = new byte[1024];
    int count;/*from ww w.  ja va2s .  c  om*/
    while ((count = inputStream.read(data)) != -1) {
        bos.write(data, 0, count);
    }
    bos.flush();
    bos.close();
    inputStream.close();
    bytes = bos.toByteArray();
    return bytes;
}

From source file:Main.java

public static final byte[] input2byte(InputStream inStream) {
    if (inStream == null)
        return null;
    ByteArrayOutputStream swapStream = new ByteArrayOutputStream();
    byte[] buff = new byte[100];
    int rc = 0;/*from  ww  w  .j a v  a 2  s.com*/
    try {
        while ((rc = inStream.read(buff, 0, 100)) > 0) {
            swapStream.write(buff, 0, rc);
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
    byte[] in2b = swapStream.toByteArray();
    return in2b;
}

From source file:Main.java

/**
 * uncompress the xmlByteArray//from  ww w.  j a va2 s.  c om
 */
public static byte[] uncompressByteArray(byte[] xmlByteArray) throws IOException {
    byte[] tmp = new byte[2048];
    int byteCount = 0;
    ByteArrayOutputStream uncompressedData = new ByteArrayOutputStream();
    GZIPInputStream gzipIS = new GZIPInputStream(new ByteArrayInputStream(xmlByteArray));

    while ((byteCount = gzipIS.read(tmp)) != -1) {
        uncompressedData.write(tmp, 0, byteCount);
    }

    return uncompressedData.toByteArray();
}

From source file:Util.java

/**
 * @param originalString Original character string
 * @param byteLength A necessary byte length
 * @param charset Because we use DB2, we fix "UTF-8".
 * @return/* w  ww  .ja  v  a 2  s  .  com*/
 * @throws UnsupportedEncodingException
 */
public static String getTruncatedString(String originalString, int byteLength, String charset)
        throws UnsupportedEncodingException {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    byte[] originalBytes = originalString.getBytes(charset);
    if (originalBytes.length <= byteLength)
        return originalString;
    out.write(originalBytes, 0, byteLength + 1);
    String result = new String(out.toByteArray(), charset);
    return result.substring(0, result.length() - 1);
}

From source file:Main.java

public static String readInStream(InputStream in) {
    try {//from   ww  w. j  a v a  2 s  . co  m
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        byte[] buffer = new byte[512];
        int length = -1;
        while ((length = in.read(buffer)) != -1) {
            out.write(buffer, 0, length);
        }
        out.close();
        in.close();
    } catch (IOException e) {
        Log.e("FileTest", e.getMessage());
    }
    return null;
}

From source file:Main.java

public static String readFully(InputStream is) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buffer = new byte[1024];
    int length = 0;
    while ((length = is.read(buffer)) != -1) {
        baos.write(buffer, 0, length);
    }/*from   ww  w. jav  a  2  s .c  o m*/
    return baos.toString("UTF-8");
}