public CharSequence getTag() {
		tagCharSequence = BufferUtils.bytesToChars(decoder, tagBuffer, tagCharSequence);
		return tagCharSequence.remaining() == 0 ? null : tagCharSequence;
	}
public CharSequence getTag ( ) { tagCharSequence = BufferUtils . bytesToChars ( decoder , tagBuffer , tagCharSequence ) ; return tagCharSequence . remaining ( ) == 0 ? null : tagCharSequence ; }
@return Return tag data decoded to a character sequence or
<code>null</code> if no associated tag data exists.