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[] unZip(byte[] bContent) throws IOException {
    byte[] b = null;
    try {//from  w w  w  . j av  a2 s  .c  o  m
        ByteArrayInputStream bis = new ByteArrayInputStream(bContent);
        ZipInputStream zip = new ZipInputStream(bis);

        while (zip.getNextEntry() != null) {
            byte[] buf = new byte[1024];
            int num = -1;
            ByteArrayOutputStream baos = new ByteArrayOutputStream();
            while ((num = zip.read(buf, 0, buf.length)) != -1) {
                baos.write(buf, 0, num);
            }
            b = baos.toByteArray();
            baos.flush();
            baos.close();
        }
        zip.close();
        bis.close();
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return b;
}

From source file:Main.java

public static String readString(InputStream is) throws IOException {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    byte[] buffer = new byte[1024];
    int len = -1;
    while ((len = is.read(buffer)) > 0) {
        bos.write(buffer, 0, len);
    }//  w w  w .  j a va  2  s.  com
    bos.close();

    return bos.toString();
}

From source file:Main.java

public static byte[] transStreamToBytes(InputStream is, int buffSize) {
    if (is == null) {
        return null;
    }//from ww w.  j  a v a2s  . c  o m
    if (buffSize <= 0) {
        throw new IllegalArgumentException("buffSize can not less than zero.....");
    }
    byte[] data = null;
    byte[] buffer = new byte[buffSize];
    int actualSize = 0;
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        while ((actualSize = is.read(buffer)) != -1) {
            baos.write(buffer, 0, actualSize);
        }
        data = baos.toByteArray();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            baos.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return data;
}

From source file:Main.java

public static byte[] streamToBytes(InputStream is) throws IOException {
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    byte[] buffer = new byte[1024];

    int len;/*from ww  w .ja v a 2  s . co m*/
    while ((len = is.read(buffer)) != -1) {
        os.write(buffer, 0, len);
    }
    return os.toByteArray();
}

From source file:Main.java

private static byte[] transStreamToBytes(InputStream is, int buffSize) {
    if (is == null) {
        return null;
    }//  w ww .j  a v  a 2  s.c o m
    if (buffSize <= 0) {
        throw new IllegalArgumentException("buffSize can not less than zero.....");
    }
    byte[] data = null;
    byte[] buffer = new byte[buffSize];
    int actualSize = 0;
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {
        while ((actualSize = is.read(buffer)) != -1) {
            baos.write(buffer, 0, actualSize);
        }
        data = baos.toByteArray();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            baos.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return data;
}

From source file:Main.java

public static byte[] getBytesFromInputStream(InputStream in) throws Exception {
    ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    byte[] data = new byte[4096];
    int count;// w w  w  .  j  a v a 2 s .  co  m
    while ((count = in.read(data, 0, 4096)) != -1)
        outStream.write(data, 0, count);
    return outStream.toByteArray();
}

From source file:Main.java

public static byte[] readStream(InputStream is) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buf = new byte[1024 * 10];
    int readlen;/* w  w w . ja  v a2s.  c  o m*/
    while ((readlen = is.read(buf)) >= 0) {
        baos.write(buf, 0, readlen);
    }
    baos.close();

    return baos.toByteArray();
}

From source file:Main.java

/**
 * Load an asset from a resource and return the content as byte array.
 *//*  w ww  .ja  va2 s .co m*/
public static byte[] assetAsByteArray(Resources res, String path) throws IOException {
    InputStream is = res.getAssets().open(path);

    ByteArrayOutputStream buf = new ByteArrayOutputStream();
    byte[] temp = new byte[1024];
    int read;

    while ((read = is.read(temp)) > 0) {
        buf.write(temp, 0, read);
    }
    is.close();
    return buf.toByteArray();
}

From source file:Main.java

/**
 * Converts the entirety of an {@link InputStream} to a byte array.
 *
 * @param inputStream the {@link InputStream} to be read. The input stream is not closed by this
 *    method./* ww  w. j ava  2  s  .  c om*/
 * @return a byte array containing all of the inputStream's bytes.
 * @throws IOException if an error occurs reading from the stream.
 */
public static byte[] toByteArray(InputStream inputStream) throws IOException {
    byte[] buffer = new byte[1024 * 4];
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    int bytesRead;
    while ((bytesRead = inputStream.read(buffer)) != -1) {
        outputStream.write(buffer, 0, bytesRead);
    }
    return outputStream.toByteArray();
}

From source file:Main.java

public static byte[] readStream(InputStream inStream) throws Exception {
    ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    byte[] buffer = new byte[1024];
    int len = 0;/*from ww w . jav  a 2s . c om*/
    while ((len = inStream.read(buffer)) != -1) {
        outStream.write(buffer, 0, len);
    }
    outStream.close();
    return outStream.toByteArray();
}