int getCode() 
{
    return code;
}

Gets the function code - used when generating token data

 public static Function getFunction(int v) 
{
    Function f = null;
    for (int i = 0; i <  functions.length; i++)
    {
      if (functions[i].code == v)
      {
        f = functions[i];
        break;
      }
    }
    return f != null ? f : UNKNOWN;
}

Gets the type object from its integer value

 public static Function getFunction(String v,
    WorkbookSettings ws) 
{
    FunctionNames fn = ws.getFunctionNames();
    Function f = fn.getFunction(v);
    return f != null ? f : UNKNOWN;
}

Gets the type object from its string value. Used when parsing strings

 static Function[] getFunctions() 
{
    return functions;
}

Accessor for all the functions, used by the internationalization work around

 String getName(WorkbookSettings ws) 
{
    FunctionNames fn = ws.getFunctionNames();
    return fn.getName(this);
}

Gets the function name

 int getNumArgs() 
{
    return numArgs;
}

Gets the number of arguments for this function

 String getPropertyName() 
{
    return name;
}

Gets the property name. Used by the FunctionNames object when initializing the locale specific names

 public int hashCode() 
{
    return code;
}

Standard hash code method