예제 #1
0
        /**
         * Reads the ptg data from the array starting at the specified position
         *
         * @param data the RPN array
         * @param pos the current position in the array, excluding the ptg identifier
         * @return the number of bytes read
         */
        public int read(byte[] data, int pos)
        {
            int index = IntegerHelper.getInt(data[pos], data[pos + 1]);

            function = Function.getFunction(index);
            Assert.verify(function != Function.UNKNOWN, "function code " + index);
            return(2);
        }
예제 #2
0
        /**
         * Reads the ptg data from the array starting at the specified position
         *
         * @param data the RPN array
         * @param pos the current position in the array, excluding the ptg identifier
         * @return the number of bytes read
         * @exception FormulaException
         */
        public int read(byte[] data, int pos)
        {
            arguments = data[pos];
            int index = IntegerHelper.getInt(data[pos + 1], data[pos + 2]);

            function = Function.getFunction(index);

            if (function == Function.UNKNOWN)
            {
                throw new FormulaException(FormulaException.UNRECOGNIZED_FUNCTION,
                                           index);
            }

            return(3);
        }