Method parse

MathParser/src/com/aghajari/math/MathParser.java:168–185

Parses and calculates the expression @param expression the expression to parse and calculate @throws MathParserException If something went wrong @throws BalancedParenthesesException If parentheses aren't balanced @throws MathInvalidParameterException If parameter

(String expression)

     * @throws MathVariableNotFoundException         If couldn't find the variable
     */
    public double parse(String expression) throws MathParserException {
        String org = expression;
        validate(expression);
        try {
            initDefaultVariables();
            expression = firstSimplify(expression);
            calculateVariables();

            return round(calculate(expression, org));
        } catch (Exception e) {
            if (e instanceof MathParserException)
                throw e;
            else if (e.getCause() instanceof MathParserException)
                throw (MathParserException) e.getCause();
            else
                throw new MathParserException(org, e.getMessage(), e);
        }
    }

    /**
     * validate syntax