Example usage for java.io ByteArrayOutputStream close

List of usage examples for java.io ByteArrayOutputStream close

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Introduction

In this page you can find the example usage for java.io ByteArrayOutputStream close.

Prototype

public void close() throws IOException

Source Link

Document

Closing a ByteArrayOutputStream has no effect.

Usage

From source file:net.solarnetwork.node.util.ClassUtils.java

/**
 * Load a classpath SQL resource into a String.
 * // w ww  .j a  v  a 2s  .  c o  m
 * @param resourceName
 *        the SQL resource to load
 * @param clazz
 *        the Class to load the resource from
 * @return the String
 */
public static String getResourceAsString(String resourceName, Class<?> clazz) {
    InputStream in = clazz.getResourceAsStream(resourceName);
    if (in == null) {
        throw new RuntimeException("Resource [" + resourceName + "] not found");
    }
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        byte[] buffer = new byte[4096];
        int bytesRead = -1;
        while ((bytesRead = in.read(buffer)) != -1) {
            out.write(buffer, 0, bytesRead);
        }
        out.flush();
        return out.toString();
    } catch (IOException e) {
        throw new RuntimeException("Error reading resource [" + resourceName + ']', e);
    } finally {
        try {
            in.close();
        } catch (IOException ex) {
            LOG.warn("Could not close InputStream", ex);
        }
        try {
            out.close();
        } catch (IOException ex) {
            LOG.warn("Could not close OutputStream", ex);
        }
    }
}

From source file:com.comcast.cqs.util.Util.java

public static String compress(String decompressed) throws IOException {
    if (decompressed == null || decompressed.equals("")) {
        return decompressed;
    }/*w  w w. j ava  2  s  . c o  m*/
    ByteArrayOutputStream out = new ByteArrayOutputStream(decompressed.length());
    GZIPOutputStream gzip = new GZIPOutputStream(out);
    gzip.write(decompressed.getBytes());
    gzip.close();
    out.close();
    String compressed = Base64.encodeBase64String(out.toByteArray());
    logger.debug("event=compressed from=" + decompressed.length() + " to=" + compressed.length());
    return compressed;
}

From source file:com.amazonaws.tvm.Utilities.java

public static String getRawPolicyFile() {

    if (RAW_POLICY_OBJECT == null) {
        ByteArrayOutputStream baos = new ByteArrayOutputStream(8196);
        InputStream in = null;/*from   w ww  . ja  v  a  2s. c  o  m*/
        try {
            in = Utilities.class.getResourceAsStream("/TokenVendingMachinePolicy.json");
            byte[] buffer = new byte[1024];
            int length = 0;
            while ((length = in.read(buffer)) != -1) {
                baos.write(buffer, 0, length);
            }

            RAW_POLICY_OBJECT = baos.toString();
        } catch (Exception exception) {
            log.log(Level.SEVERE, "Unable to load policy object.", exception);
            RAW_POLICY_OBJECT = "";
        } finally {
            try {
                baos.close();
                in.close();
            } catch (Exception exception) {
                log.log(Level.SEVERE, "Unable to close streams.", exception);
            }
            in = null;
            baos = null;
        }
    }

    return RAW_POLICY_OBJECT;
}

From source file:com.taobao.tair.etc.TranscoderUtil.java

public static byte[] decompress(byte[] in) {
    ByteArrayOutputStream bos = null;

    if (in != null) {
        ByteArrayInputStream bis = new ByteArrayInputStream(in);

        bos = new ByteArrayOutputStream();

        GZIPInputStream gis = null;

        try {/*from   w ww  . j a  v a2s . c  om*/
            gis = new GZIPInputStream(bis);

            byte[] buf = new byte[8192];
            int r = -1;

            while ((r = gis.read(buf)) > 0) {
                bos.write(buf, 0, r);
            }
        } catch (IOException e) {
            bos = null;
            throw new RuntimeException(e);
        } finally {
            try {
                gis.close();
                bos.close();
            } catch (Exception e) {
            }
        }
    }

    return (bos == null) ? null : bos.toByteArray();
}

From source file:com.reydentx.core.common.PhotoUtils.java

public static byte[] converImagePNGtoJPEG(InputStream data) {
    byte[] imageFinal = null;
    try {/*from w  w  w  .  ja  v a2 s .  co  m*/
        ByteArrayOutputStream outstream = new ByteArrayOutputStream();
        BufferedImage bufferedImage = ImageIO.read(data);

        // create a blank, RGB, same width and height, and a white background
        BufferedImage newBufferedImage = new BufferedImage(bufferedImage.getWidth(), bufferedImage.getHeight(),
                BufferedImage.TYPE_INT_RGB);
        newBufferedImage.createGraphics().drawImage(bufferedImage, 0, 0, Color.WHITE, null);
        ImageIO.write(newBufferedImage, "JPEG", outstream);
        imageFinal = outstream.toByteArray();
        outstream.close();
    } catch (Exception ex) {
    }

    return imageFinal;
}

From source file:com.platform.middlewares.plugins.CameraPlugin.java

private static String writeToFile(Context context, Bitmap img) {
    String name = null;/*from  w ww  . j  a  v  a 2 s  . co m*/
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        img.compress(Bitmap.CompressFormat.JPEG, 50, out);
        name = CryptoHelper.base58ofSha256(out.toByteArray());
        File storageDir = new File(context.getFilesDir().getAbsolutePath() + "/pictures/");
        File image = new File(storageDir, name + ".jpeg");
        FileUtils.writeByteArrayToFile(image, out.toByteArray());
        return name;
        // PNG is a lossless format, the compression factor (100) is ignored
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            out.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    return null;
}

From source file:com.amalto.workbench.compare.Utilities.java

public static byte[] readBytes(InputStream in) {
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    try {//from   ww  w.  j  a  va 2  s.c  om
        while (true) {
            int c = in.read();
            if (c == -1)
                break;
            bos.write(c);
        }

    } catch (IOException ex) {
        return null;

    } finally {
        Utilities.close(in);
        try {
            bos.close();
        } catch (IOException x) {
            // silently ignored
        }
    }

    return bos.toByteArray();
}

From source file:fr.msch.wissl.server.Library.java

private static void stfuLog4j() {
    Properties props = new Properties();
    // props.setProperty("org.jaudiotagger.level",
    // Level.WARNING.toString());
    props.setProperty(".level", Level.OFF.toString());
    // props.setProperty("handlers",
    // "java.util.logging.ConsoleHandler,java.util.logging.FileHandler");
    try {//  ww  w .  j a  v  a2 s .  co m
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        props.store(baos, null);
        byte[] data = baos.toByteArray();
        baos.close();
        ByteArrayInputStream bais = new ByteArrayInputStream(data);
        LogManager.getLogManager().readConfiguration(bais);
    }

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

From source file:net.solarnetwork.util.ClassUtils.java

/**
 * Load a classpath SQL resource into a String.
 * //ww w . java 2 s  .c  o m
 * @param resourceName the SQL resource to load
 * @param clazz the Class to load the resource from
 * @return the String
 */
public static String getResourceAsString(String resourceName, Class<?> clazz) {
    InputStream in = clazz.getResourceAsStream(resourceName);
    if (in == null) {
        throw new RuntimeException("Fesource [" + resourceName + "] not found");
    }
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        byte[] buffer = new byte[4096];
        int bytesRead = -1;
        while ((bytesRead = in.read(buffer)) != -1) {
            out.write(buffer, 0, bytesRead);
        }
        out.flush();
        return out.toString();
    } catch (IOException e) {
        throw new RuntimeException("Error reading resource [" + resourceName + ']', e);
    } finally {
        try {
            in.close();
        } catch (IOException ex) {
            LOG.warn("Could not close InputStream", ex);
        }
        try {
            out.close();
        } catch (IOException ex) {
            LOG.warn("Could not close OutputStream", ex);
        }
    }
}

From source file:com.zxy.commons.codec.rsa.RSAUtils.java

/**
 * <p>//from w w  w . j  av  a  2  s  .  c om
 * ?
 * </p>
 * 
 * @param data ??
 * @param privateKey ?(BASE64?)
 * @return byte
 * @throws Exception Exception
 */
public static byte[] encryptByPrivateKey(byte[] data, String privateKey) throws Exception {
    byte[] keyBytes = Base64.decodeBase64(privateKey);
    PKCS8EncodedKeySpec pkcs8KeySpec = new PKCS8EncodedKeySpec(keyBytes);
    KeyFactory keyFactory = KeyFactory.getInstance(KEY_ALGORITHM);
    Key privateK = keyFactory.generatePrivate(pkcs8KeySpec);
    Cipher cipher = Cipher.getInstance(keyFactory.getAlgorithm());
    cipher.init(Cipher.ENCRYPT_MODE, privateK);
    int inputLen = data.length;
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    int offSet = 0;
    byte[] cache;
    int index = 0;
    // ?
    while (inputLen - offSet > 0) {
        if (inputLen - offSet > MAX_ENCRYPT_BLOCK) {
            cache = cipher.doFinal(data, offSet, MAX_ENCRYPT_BLOCK);
        } else {
            cache = cipher.doFinal(data, offSet, inputLen - offSet);
        }
        out.write(cache, 0, cache.length);
        index++;
        offSet = index * MAX_ENCRYPT_BLOCK;
    }
    byte[] encryptedData = out.toByteArray();
    out.close();
    return encryptedData;
}