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[] decompressInZlib(byte[] compressData, int offset, int length) throws Exception {

    Inflater decompresser = new Inflater();
    decompresser.setInput(compressData, 0, compressData.length);

    ByteArrayOutputStream bos = new ByteArrayOutputStream(length);

    int count;//  w ww.  j a v  a 2s  .  co m
    byte[] buf = new byte[1024];
    while (!decompresser.finished()) {
        count = decompresser.inflate(buf);
        bos.write(buf, 0, count);
    }

    byte[] originalData = bos.toByteArray();
    decompresser.end();

    return originalData;
}

From source file:Main.java

public static byte[] compressInZlib(byte[] originalData, int offset, int length) throws IOException {

    Deflater compresser = new Deflater();
    compresser.setInput(originalData, offset, length);
    compresser.finish();/*w  ww .j  a  v  a  2 s .c  om*/

    ByteArrayOutputStream bos = new ByteArrayOutputStream(length);

    int count;
    byte[] buf = new byte[1024];
    while (!compresser.finished()) {
        count = compresser.deflate(buf);
        bos.write(buf, 0, count);
    }
    compresser.end();

    byte[] compressData = bos.toByteArray();
    bos.close();

    return compressData;
}

From source file:Main.java

public static byte[] readFileToByteArray(File file) throws IOException {
    InputStream inputStream = null;
    try {// w  w  w .  j a  v a 2s . c om
        inputStream = new FileInputStream(file);
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        byte[] buffer = new byte[1024 * 4];
        int n = 0;
        while (-1 != (n = inputStream.read(buffer))) {
            output.write(buffer, 0, n);
        }
        return output.toByteArray();
    } finally {
        try {
            if (inputStream != null) {
                inputStream.close();
            }
        } catch (IOException e) {
            // Do nothing
        }
    }
}

From source file:simple.crawler.http.HttpClientUtil.java

public static String getContentBodyAsString(HttpResponse res) throws IOException {
    InputStream is = res.getEntity().getContent();
    BufferedInputStream bis = new BufferedInputStream(is);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buff = new byte[1024];
    for (int l = bis.read(buff); l != -1; l = bis.read(buff)) {
        baos.write(buff, 0, buff.length);
        buff = new byte[1024];
    }//from   w  w  w. j a  va2 s  .com
    return new String(baos.toByteArray(), "UTF-8");
}

From source file:Main.java

private static String changeInputStream(InputStream inputStream) {

    String jsonString = "";
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
    int len = 0;/*from   w w w  . jav  a  2s.  c o  m*/
    byte[] data = new byte[1024];
    try {
        while ((len = inputStream.read(data)) != -1) {
            outputStream.write(data, 0, len);
        }
        jsonString = new String(outputStream.toByteArray());
    } catch (IOException e) {

        e.printStackTrace();
    }
    return jsonString;
}

From source file:Main.java

public static byte[] zipCompress(byte[] input, int level) {
    Deflater compressor = new Deflater();
    compressor.setLevel(level);// w w  w . ja  v a  2 s  .com
    compressor.setInput(input);
    compressor.finish();
    ByteArrayOutputStream bos = new ByteArrayOutputStream(input.length);
    byte[] buf = new byte[1024];
    while (!compressor.finished()) {
        int count = compressor.deflate(buf);
        bos.write(buf, 0, count);
    }
    try {
        bos.close();
    } catch (IOException e) {
    }
    return bos.toByteArray();
}

From source file:Main.java

public static byte[] getBytesFromFile(File file) {
    byte[] buffer = null;
    try {//w  ww  .  j a  v a2 s  .  co  m
        if (file.exists()) {
            FileInputStream fis = new FileInputStream(file);
            ByteArrayOutputStream bos = new ByteArrayOutputStream(1000);
            byte[] b = new byte[1000];
            int n;
            while ((n = fis.read(b)) != -1) {
                bos.write(b, 0, n);
            }
            fis.close();
            bos.close();
            buffer = bos.toByteArray();
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return buffer;
}

From source file:Main.java

public static byte[] getBytesFromFile(String fileFullPath) {
    byte[] buffer = null;
    try {/*from  ww  w .ja v a  2  s .c  o m*/
        File file = new File(fileFullPath);
        if (file.exists()) {
            FileInputStream fis = new FileInputStream(file);
            ByteArrayOutputStream bos = new ByteArrayOutputStream(1000);
            byte[] b = new byte[1000];
            int n;
            while ((n = fis.read(b)) != -1) {
                bos.write(b, 0, n);
            }
            fis.close();
            bos.close();
            buffer = bos.toByteArray();
        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return buffer;
}

From source file:Main.java

public static byte[] decompress(byte[] data) throws IOException, DataFormatException {
    Inflater decompresser = new Inflater();
    decompresser.setInput(data);//  w  w w  . j av  a 2 s.c  om
    ByteArrayOutputStream outputStream = new ByteArrayOutputStream(data.length);
    byte[] buffer = new byte[1024];
    while (!decompresser.finished()) {
        int count = decompresser.inflate(buffer);
        outputStream.write(buffer, 0, count);
    }
    decompresser.end();
    outputStream.close();
    return outputStream.toByteArray();
}

From source file:Main.java

public static String fromStream(InputStream inputStream) {
    String jsonStr = "";
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    byte[] buffer = new byte[1024];
    int len = 0;/*from  ww w  . j  a  va  2  s.  co m*/
    try {
        while ((len = inputStream.read(buffer, 0, buffer.length)) != -1) {
            out.write(buffer, 0, len);
        }
        jsonStr = new String(out.toByteArray());
    } catch (IOException e) {
        e.printStackTrace();
    }
    return jsonStr;
}