Example usage for java.io ByteArrayOutputStream close

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:Main.java

public final static String getStringFormRaw(Context context, int rawId) {
    ByteArrayOutputStream baos = null;
    InputStream in = context.getResources().openRawResource(rawId);
    try {// w  ww  .j  av  a2  s.  co m
        baos = new ByteArrayOutputStream();
        byte[] buffer = new byte[1024];
        int len = 0;
        while ((len = in.read(buffer)) != -1) {
            baos.write(buffer, 0, len);
        }
        baos.close();
        return baos.toString();
    } catch (Exception e) {
        e.printStackTrace();
        return "";
    } finally {
        if (baos != null) {
            try {
                baos.close();
                baos = null;
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:com.aspose.showcase.qrcodegen.web.api.util.StringEncryptor.java

public static String encrypt(String data, String password) throws Exception {

    Security.addProvider(new BouncyCastleProvider());
    Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding", "BC");

    final Random r = new SecureRandom();
    byte[] salt = new byte[SALT_SIZE];
    r.nextBytes(salt);//from w w  w.java 2s  . co  m

    SecretKeyFactory fact = SecretKeyFactory.getInstance("PBEWITHMD5AND128BITAES-CBC-OPENSSL", "BC");

    cipher.init(Cipher.ENCRYPT_MODE,
            fact.generateSecret(new PBEKeySpec(password.toCharArray(), salt, PBE_KEY_SALE_SIZE)));

    byte[] encVal = cipher.doFinal(data.getBytes());

    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    // writing encrypted data along with the salt in the format readable by
    // open ssl api
    bos.write("Salted__".getBytes());
    bos.write(salt);
    bos.write(encVal);
    String encryptedValue = new String(Base64.encode(bos.toByteArray()));
    bos.close();

    return encryptedValue;

}

From source file:Main.java

public static ByteArrayInputStream toByteStream(InputStream istream) {
    ByteArrayInputStream byteistream = new ByteArrayInputStream(new byte[0]);
    try {/*from   w  w w.  j a va 2 s.  co m*/
        ByteArrayOutputStream byteostream = new ByteArrayOutputStream(8192);
        byte[] buffer = new byte[8192];
        int lenght;
        while ((lenght = istream.read(buffer)) != -1) {
            byteostream.write(buffer, 0, lenght);
        }
        byteistream = new ByteArrayInputStream(byteostream.toByteArray());
        byteostream.close();
    } catch (Exception e) {
    } finally {
        try {
            istream.close();
        } catch (Exception e) {
        }
    }
    return byteistream;
}

From source file:com.amazonaws.client.util.sdk.IOUtils.java

/**
 * Reads and returns the rest of the given input stream as a byte array,
 * closing the input stream afterwards./*from   ww w .  java 2  s  .c  o m*/
 */
public static byte[] toByteArray(InputStream is) throws IOException {
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    try {
        byte[] b = new byte[BUFFER_SIZE];
        int n = 0;
        while ((n = is.read(b)) != -1) {
            output.write(b, 0, n);
        }
        return output.toByteArray();
    } finally {
        output.close();
    }
}

From source file:com.useekm.types.AbstractGeo.java

public static byte[] gzip(byte[] bytes) {
    try {/*w ww .ja v a  2 s. co  m*/
        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        BufferedOutputStream bufos = new BufferedOutputStream(new GZIPOutputStream(bos));
        bufos.write(bytes);
        bufos.close();
        byte[] retval = bos.toByteArray();
        bos.close();
        return retval;
    } catch (IOException e) {
        throw new IllegalStateException("Unexpected IOException on inmemory gzip", e);
    }
}

From source file:Main.java

/**
 * File to Base64/*from  w w  w .  j  ava  2 s  .  co  m*/
 * @param filePath
 * @return
 * @throws FileNotFoundException
 * @throws IOException
 */
public static String getBase64StringFromFile(String filePath) throws FileNotFoundException, IOException {
    byte[] buffer = null;
    File file = new File(filePath);
    FileInputStream fis = null;
    ByteArrayOutputStream bos = null;
    byte[] b = new byte[1000];
    try {
        fis = new FileInputStream(file);
        bos = new ByteArrayOutputStream(1000);
        int n;
        while ((n = fis.read(b)) != -1) {
            bos.write(b, 0, n);
        }
        fis.close();
        bos.close();
        buffer = bos.toByteArray();
    } catch (FileNotFoundException e) {
        throw e;
    } catch (IOException e) {
        throw e;
    } finally {
        if (bos != null) {
            try {
                bos.close();
            } catch (IOException e1) {
                e1.printStackTrace();
            }
        }
        if (fis != null) {
            try {
                fis.close();
            } catch (IOException e1) {
                e1.printStackTrace();
            }
        }
    }

    return Base64.encodeToString(buffer, Base64.DEFAULT);
}

From source file:info.bonjean.beluga.util.ResourcesUtil.java

private static byte[] getResourceAsByteArray(String resource) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    InputStream bais;//from   ww  w .ja  v  a  2  s  .c  o  m
    try {
        bais = ResourcesUtil.class.getResourceAsStream(resource);
        int c;
        while ((c = bais.read()) != -1) {
            baos.write(c);
        }
        bais.close();
        baos.close();
    } catch (Exception e) {
        log.error("Cannot load resource " + resource);
        System.exit(-1);
    }
    return baos.toByteArray();
}

From source file:com.predic8.membrane.core.util.ByteUtil.java

public static byte[] getByteArrayData(InputStream stream) throws IOException {

    ByteArrayOutputStream bos = new ByteArrayOutputStream();

    byte[] buffer = new byte[2048];
    while (true) {
        int read = stream.read(buffer);
        if (read < 0)
            break;
        bos.write(buffer, 0, read);/* w w w  .  j  a  v a 2 s .  co m*/
    }

    try {
        bos.close();
    } catch (IOException e) {
        log.error("", e);
    }

    return bos.toByteArray();
}

From source file:com.moss.appsnap.keeper.HandyTool.java

private static void printStackTrace(Throwable t, StringBuilder text) {
    try {//from w  w w  .  j  a va2 s  .co  m
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        PrintStream s = new PrintStream(out);
        t.printStackTrace(s);
        s.flush();
        out.close();
        text.append(new String(out.toByteArray()));
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
}

From source file:com.ibm.watson.developer_cloud.professor_languo.ingestion.indexing.StackExchangeThreadSerializer.java

/**
 * Serialize a java Object into a byte array
 * // w  w  w. j a v  a 2s.  c o m
 * @param objToSerialize - Java Object to be serialized
 * @return a byte array serialized from the java Object
 * @throws IngestionException
 */
public static byte[] serializeObjToBinArr(Object objToSerialize) throws IngestionException {
    ByteArrayOutputStream binOut = new ByteArrayOutputStream();
    try {
        ObjectOutputStream out = new ObjectOutputStream(binOut);
        out.writeObject(objToSerialize);
        out.close();
        binOut.close();
    } catch (IOException e) {
        throw new IngestionException(e);
    }
    return binOut.toByteArray();
}