/**
* Encodes the Strings and returns the number of characters in the two encoded Strings that are the same. This
* return value ranges from 0 through 4: 0 indicates little or no similarity, and 4 indicates strong similarity or
* identical values.
*
* @param s1
* A String that will be encoded and compared.
* @param s2
* A String that will be encoded and compared.
* @return The number of characters in the two encoded Strings that are the same from 0 to 4.
*
* @see SoundexUtils#difference(StringEncoder,String,String)
* @see <a href="http://msdn.microsoft.com/library/default.asp?url=/library/en-us/tsqlref/ts_de-dz_8co5.asp"> MS
* T-SQL DIFFERENCE </a>
*
* @throws EncoderException
* if an error occurs encoding one of the strings
* @since 1.3
*/
public int difference(String s1, String s2)
{// throws EncoderException {
return(SoundexUtils.difference(this, s1, s2));
}
