/**
* Tests a given String to see if it contains only valid characters within the alphabet. The
* method treats whitespace and PAD as valid.
*
* @param basen String to test
* @return <code>true</code> if all characters in the String are valid characters in the alphabet
* or if the String is empty; <code>false</code>, otherwise
* @see #isInAlphabet(byte[], boolean)
*/
public boolean isInAlphabet(final String basen) {
return isInAlphabet(StringUtil.getBytesUtf8(basen), true);
}
/**
* Tests a given String to see if it contains only valid characters within the Base64 alphabet.
* Currently the method treats whitespace as valid.
*
* @param base64 String to test
* @return <code>true</code> if all characters in the String are valid characters in the Base64
* alphabet or if the String is empty; <code>false</code>, otherwise
* @since 1.5
*/
public static boolean isBase64(final String base64) {
return isBase64(StringUtil.getBytesUtf8(base64));
}
/**
* Decodes a String containing characters in the Base-N alphabet.
*
* @param pArray A String containing Base-N character data
* @return a byte array containing binary data
*/
public byte[] decode(final String pArray) {
return decode(StringUtil.getBytesUtf8(pArray));
}