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:org.messic.server.api.musicinfo.duckduckgoimages.MusicInfoDuckDuckGoImages.java

/**
 * Read an inputstream and return a byte[] with the whole content of the readed at the inputstream
 * //  w w  w . j  a v a 2 s  .c  o m
 * @param is {@link InputStream}
 * @return byte[] content
 * @throws IOException
 */
public static byte[] readInputStream(InputStream is) throws IOException {
    byte[] buffer = new byte[1024];
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    int cant = is.read(buffer);
    while (cant > 0) {
        baos.write(buffer, 0, cant);
        cant = is.read(buffer);
    }

    return baos.toByteArray();
}

From source file:ByteUtils.java

public static byte[] unpackRaw(byte[] b) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ByteArrayInputStream bais = new ByteArrayInputStream(b);

    GZIPInputStream zis = new GZIPInputStream(bais);
    byte[] tmpBuffer = new byte[256];
    int n;//from ww  w .j av a2  s  . c  om
    while ((n = zis.read(tmpBuffer)) >= 0)
        baos.write(tmpBuffer, 0, n);
    zis.close();

    return baos.toByteArray();
}

From source file:br.com.manish.ahy.kernel.util.JPAUtil.java

public static byte[] blobToBytes(Blob blob) {
    byte[] byteData = null;
    try {/*from w ww .ja  v  a 2 s .co m*/
        InputStream is = blob.getBinaryStream();
        ByteArrayOutputStream os = new ByteArrayOutputStream(1024);
        byte[] bytes = new byte[512];

        int readBytes;
        while ((readBytes = is.read(bytes)) > 0) {
            os.write(bytes, 0, readBytes);
        }

        byteData = os.toByteArray();

        is.close();
        os.close();
    } catch (Exception e) {
        throw new OopsException(e, "Error reading file data.");
    }
    return byteData;
}

From source file:Main.java

public static String readFile(Context context, String fileName) {
    if (!exists(context, fileName)) {
        return null;
    }/*w  w  w.  j  av  a  2  s  .c o  m*/
    FileInputStream fis = null;
    String content = null;
    try {
        fis = context.openFileInput(fileName);
        if (fis != null) {

            byte[] buffer = new byte[1024];
            ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream();
            while (true) {
                int readLength = fis.read(buffer);
                if (readLength == -1)
                    break;
                arrayOutputStream.write(buffer, 0, readLength);
            }
            fis.close();
            arrayOutputStream.close();
            content = new String(arrayOutputStream.toByteArray());

        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
        content = null;
    } finally {
        try {
            if (fis != null)
                fis.close();
        } catch (IOException ioe) {
            ioe.printStackTrace();
        }
    }
    return content;
}

From source file:Main.java

public static String readFile(String filePath) {
    if (filePath == null || !new File(filePath).exists()) {
        return null;
    }/*from w  w w .  j  av a2s .  com*/
    FileInputStream fis = null;
    String content = null;
    try {
        fis = new FileInputStream(filePath);
        if (fis != null) {

            byte[] buffer = new byte[1024];
            ByteArrayOutputStream arrayOutputStream = new ByteArrayOutputStream();
            while (true) {
                int readLength = fis.read(buffer);
                if (readLength == -1)
                    break;
                arrayOutputStream.write(buffer, 0, readLength);
            }
            fis.close();
            arrayOutputStream.close();
            content = new String(arrayOutputStream.toByteArray());

        }
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
        content = null;
    } finally {
        try {
            if (fis != null)
                fis.close();
        } catch (IOException ioe) {
            ioe.printStackTrace();
        }
    }
    return content;
}

From source file:Main.java

public static byte[] unzip(byte[] output) {
    if (output == null || output.length == 0) {
        return output;
    }/* w ww.  j  a  v a2 s.  co  m*/
    try {
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ByteArrayInputStream in = new ByteArrayInputStream(output);
        GZIPInputStream gunzip = new GZIPInputStream(in);
        byte[] buffer = new byte[BUFFER_SIZE];
        int ret;
        while ((ret = gunzip.read(buffer)) >= 0) {
            out.write(buffer, 0, ret);
        }
        gunzip.close();
        return out.toByteArray();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:Main.java

/**
 * Read all from InputStream/*from w  w  w  .j  av a  2 s  .co  m*/
 * @param is Stream to read from
 * @param size Guess the size of InputStream contents, give negative for the automatic
 * @return
 */
public static String readFromInputStream(InputStream is, int size) {
    try {
        ByteArrayOutputStream os;
        if (size <= 0) {
            os = new ByteArrayOutputStream();
        } else {
            os = new ByteArrayOutputStream(size);
        }
        byte buffer[] = new byte[4096];
        int len;
        while ((len = is.read(buffer)) != -1) {
            os.write(buffer, 0, len);
        }
        return os.toString("UTF-8");
    } catch (IOException e) {
        Log.e("SOAP", "readFromInputStream", e);
        return "";
    }
}

From source file:com.adito.security.pki.SshKeyPairFactory.java

public static SshPrivateKey decodePrivateKey(InputStream in) throws InvalidKeyException, IOException {

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    byte[] buf = new byte[4096];
    int read;//from w w  w.  j  a v  a  2 s. c o m

    while ((read = in.read(buf)) > -1) {
        out.write(buf, 0, read);
    }

    return decodePrivateKey(out.toByteArray());

}

From source file:com.adito.security.pki.SshKeyPairFactory.java

public static SshPublicKey decodePublicKey(InputStream in) throws InvalidKeyException, IOException {

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    byte[] buf = new byte[4096];
    int read;/* w  w w  .ja  v a 2s  .c  o  m*/

    while ((read = in.read(buf)) > -1) {
        out.write(buf, 0, read);
    }

    return decodePublicKey(out.toByteArray());

}

From source file:nl.knaw.dans.easy.sword2examples.Common.java

private static byte[] readChunk(InputStream is, int size) throws Exception {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    byte[] bytes = new byte[size];
    int c = is.read(bytes);
    bos.write(bytes, 0, c);
    return bos.toByteArray();
}