code: public Text evaluate(BytesWritable input) {
  		String nameOperation= NamecoinUtil.getNameOperation(input.copyBytes());
  		return new Text(nameOperation);
  	 }
docs: Analyzes txOutScript (ScriptPubKey) of an output of a Namecoin Transaction to determine the name operation (if any)
  
  @param input BytesWritable containing a txOutScript of a Namecoin Transaction
  @return Text containing the type of name operation, cf. NamecoinUtil.getNameOperation