CharsetDecoderclass should be used when more control
bytes- the bytes to be decoded into characters<dd>
offset- the index of the first byte to decode<dd>
length- the number of bytes to decode<dd>
charsetName- the name of a supported
UnsupportedEncodingException- if the named charset is not supported
IndexOutOfBoundsException- if the <tt>offset</tt> and <tt>length</tt> arguments