Example usage for java.util Arrays copyOf

Introduction

In this page you can find the example usage for java.util Arrays copyOf.

Prototype

public static boolean[] copyOf(boolean[] original, int newLength)

Source Link

Document

Copies the specified array, truncating or padding with false (if necessary) so the copy has the specified length.

Usage

From source file:Main.java

/**
 * A method for gluing byte lists.//  ww  w . j  ava2s .  c  o m
 *
 * @param first
 *            the first array.
 * @param rest
 *            the rest of the arrays.
 * @return
 */
public static byte[] arrCat(byte[] first, byte[]... rest) {
    int ttlLen = first.length;
    for (byte[] arr : rest) {
        ttlLen += arr.length;
    }
    byte[] result = Arrays.copyOf(first, ttlLen);
    int currOfst = first.length;
    for (byte[] arr : rest) {
        System.arraycopy(arr, 0, result, currOfst, arr.length);
        currOfst += arr.length;
    }

    return result;
}

From source file:net.michaelpigg.xbeelib.protocol.XbeeAddress.java

public static XbeeAddress getAddress(byte[] address) {
    final byte[] addrBytes;
    if (address.length == 1) {
        addrBytes = new byte[] { 0x0, address[0] };
    } else if (address.length == 2) {
        addrBytes = Arrays.copyOf(address, 2);
    } else if (address.length == 8) {
        addrBytes = Arrays.copyOf(address, 8);
    } else {// w w w  .j a v a 2  s. c  o  m
        throw new IllegalArgumentException("Xbee addresses must either be 64 bit or 16 bit addresses.");
    }

    return (addrBytes.length == 8) ? new XbeeAddress64(addrBytes) : new XbeeAddress16(addrBytes);

}

From source file:com.juicioenlinea.application.secutiry.Security.java

public static String encriptar(String texto) {

    final String secretKey = "hunter"; //llave para encriptar datos
    String encryptedString = null;

    try {/*w  w  w .j  av  a 2  s  .  c  o m*/

        MessageDigest md = MessageDigest.getInstance("SHA");
        byte[] digestOfPassword = md.digest(secretKey.getBytes("UTF-8"));
        byte[] keyBytes = Arrays.copyOf(digestOfPassword, 24);

        SecretKey key = new SecretKeySpec(keyBytes, "DESede");
        Cipher cipher = Cipher.getInstance("DESede");
        cipher.init(Cipher.ENCRYPT_MODE, key);

        byte[] plainTextBytes = texto.getBytes("UTF-8");
        byte[] buf = cipher.doFinal(plainTextBytes);
        byte[] base64Bytes = Base64.encodeBase64(buf);
        encryptedString = new String(base64Bytes);

    } catch (NoSuchAlgorithmException | UnsupportedEncodingException | NoSuchPaddingException
            | InvalidKeyException | IllegalBlockSizeException | BadPaddingException ex) {
        Logger.getLogger(Security.class.getName()).log(Level.SEVERE, null, ex);
    }
    return encryptedString;
}

From source file:Main.java

public static String getParentMediaID(String mediaID) {
    String[] hierarchy = getHierarchy(mediaID);
    if (!isBrowseable(mediaID)) {
        return createMediaID(null, hierarchy);
    }// www .j  a  v  a 2  s. c om
    if (hierarchy == null || hierarchy.length <= 1) {
        return MEDIA_ID_ROOT;
    }
    String[] parentHierarchy = Arrays.copyOf(hierarchy, hierarchy.length - 1);
    return createMediaID(null, parentHierarchy);
}

From source file:Main.java

public static String getParentMediaID(String mediaID) {
    String[] hierarchy = getHierarchy(mediaID);
    if (!isBrowseable(mediaID)) {
        return createMediaID(null, hierarchy);
    }/*from   w  ww . j a  v  a 2  s  .co  m*/
    if (hierarchy.length <= 1) {
        return MEDIA_ID_ROOT;
    }
    String[] parentHierarchy = Arrays.copyOf(hierarchy, hierarchy.length - 1);
    return createMediaID(null, parentHierarchy);
}

From source file:com.opengamma.maths.lowlevelapi.functions.utilities.Unique.java

/**
 * Uniques the data, duplicates are removed based on bitwise comparison of data.
 * @param data int[] the data to unique/*www  . ja  va 2  s.  co m*/
 * @return the int[] uniqued data
 */
public static int[] bitwise(int[] data) {
    Validate.notNull(data);
    int n = data.length;
    int[] sorteddata = Sort.stateless(data);
    int j = 0;
    for (int i = 1; i < n; i++) {
        if (sorteddata[i] != sorteddata[j]) {
            j++;
            sorteddata[j] = sorteddata[i];
        }
    }
    return Arrays.copyOf(sorteddata, j + 1);
}

From source file:Main.java

public static String getParentMediaID(@NonNull String mediaID) {
    String[] hierarchy = getHierarchy(mediaID);
    if (!isBrowseable(mediaID)) {
        return createMediaID(null, hierarchy);
    }/* w  w  w.j  a  v a2s  . c om*/
    if (hierarchy.length <= 1) {
        return MEDIA_ID_ROOT;
    }
    String[] parentHierarchy = Arrays.copyOf(hierarchy, hierarchy.length - 1);
    return createMediaID(null, parentHierarchy);
}

From source file:Main.java

public static int[] growIfNecessary(int[] array, int minLength, int numAdditionalInts) {
    if (array.length >= minLength) {
        return array;
    }// www. j a  va  2 s .  c  o m
    return Arrays.copyOf(array, minLength + numAdditionalInts);
}

From source file:com.formatAdmin.utils.UtilsSecurity.java

public static String cifrarMD5(String texto) {
    String base64EncryptedString = "";
    try {//from  ww w .j  ava2s. c o  m
        MessageDigest md = MessageDigest.getInstance("MD5");
        byte[] digestOfPassword = md.digest(SECRET_MD5_KEY.getBytes("utf-8"));
        byte[] keyBytes = Arrays.copyOf(digestOfPassword, 24);

        SecretKey key = new SecretKeySpec(keyBytes, ENCRYPT_ALGORITHM);
        Cipher cipher = Cipher.getInstance(ENCRYPT_ALGORITHM);
        cipher.init(Cipher.ENCRYPT_MODE, key);

        byte[] plainTextBytes = texto.getBytes("utf-8");
        byte[] buf = cipher.doFinal(plainTextBytes);
        byte[] base64Bytes = Base64.encodeBase64(buf);
        base64EncryptedString = new String(base64Bytes);

    } catch (UnsupportedEncodingException | InvalidKeyException | NoSuchAlgorithmException | BadPaddingException
            | IllegalBlockSizeException | NoSuchPaddingException ex) {
    }
    return base64EncryptedString;
}

From source file:Main.java

public final static char[] safeTrim(final char[] ca, final int len) {
    if (len == ca.length) {
        return ca;
    } else {/*  w  w  w. jav  a  2s. com*/
        return Arrays.copyOf(ca, len);
    }
}