UIAutomation.WizardHelper.PrepareStepParameters C# (CSharp) Method

        internal static void PrepareStepParameters(WizardRunCmdletBase cmdlet, Wizard wzd)
        {
            foreach (Dictionary<string, object> dictParameters in cmdlet.ParametersDictionaries) {
                WizardStep stepWithParameters = null;
                string stepWithParametersName = string.Empty;
                try {
                    stepWithParametersName = dictParameters["STEP"].ToString();
                    
                    if ("0" == stepWithParametersName) {
                        //
                    } else {
                        stepWithParameters = wzd.GetStep(stepWithParametersName);
                        
                        if (null == stepWithParameters) {
                            cmdlet.WriteError(
                                cmdlet, 
                                "Failed to get a step with name '" +
                                stepWithParametersName +
                                "' in the Parameters hashtable.",
                                "FailedToGetStep",
                                ErrorCategory.InvalidArgument,
                                true);
                        }
                    }
                    
                    try {
                        switch (dictParameters["ACTION"].ToString().ToUpper()) {
                            case "FORWARD":
                                stepWithParameters.StepForwardActionParameters = (object[])dictParameters["PARAMETERS"];
                                break;
                            case "BACKWARD":
                                stepWithParameters.StepBackwardActionParameters = (object[])dictParameters["PARAMETERS"];
                                break;
                            case "CANCEL":
                                stepWithParameters.StepCancelActionParameters = (object[])dictParameters["PARAMETERS"];
                                break;
                            case "STOP":
                                wzd.StopActionParameters = (object[])dictParameters["PARAMETERS"];
                                break;
                            case "START":
                                wzd.StartActionParameters = (object[])dictParameters["PARAMETERS"];
                                break;
                            default:

                                break;
                        }
                    } catch (Exception eParameters) {

                        cmdlet.WriteVerbose(
                            cmdlet,
                            "Parameters: " +
                            eParameters.Message);
                    }

                } catch (Exception eParametersDictionaries) {

                    cmdlet.WriteError(
                        cmdlet,
                        "Failed to parse parameters for step '" +
                        stepWithParametersName +
                        "'. " +
                        eParametersDictionaries.Message,
                        "FailedToParseParameters",
                        ErrorCategory.InvalidArgument,
                        true);
                }
            }
        }