public void UpdateMessages(ESRI.ArcGIS.esriSystem.IArray paramvalues, ESRI.ArcGIS.Geoprocessing.IGPEnvironmentManager pEnvMgr, ESRI.ArcGIS.Geodatabase.IGPMessages Messages)
        {
            IGPUtilities3 gpUtilities3 = new GPUtilitiesClass();

            IGPParameter inputFCParameter = paramvalues.get_Element(in_osmFeaturesNumber) as IGPParameter;
            IGPValue     osmFCGPValue     = gpUtilities3.UnpackGPValue(inputFCParameter);

            if (osmFCGPValue.IsEmpty())
            {
                return;
            }

            IFeatureClass osmFeatureClass = null;
            IQueryFilter  queryFilter     = null;

            if (osmFCGPValue is IGPFeatureLayer)
            {
                gpUtilities3.DecodeFeatureLayer(osmFCGPValue, out osmFeatureClass, out queryFilter);

                if (osmFeatureClass.EXTCLSID != null)
                {
                    UID osmEditorExtensionCLSID = osmFeatureClass.EXTCLSID;

                    if (osmEditorExtensionCLSID.Value.ToString().Equals("{65CA4847-8661-45eb-8E1E-B2985CA17C78}", StringComparison.InvariantCultureIgnoreCase) == false)
                    {
                        Messages.ReplaceError(in_osmFeaturesNumber, -1, resourceManager.GetString("GPTools_OSMGPRemoveExtension_noEXTCLSID"));
                    }
                }
                else
                {
                    Messages.ReplaceError(in_osmFeaturesNumber, -1, resourceManager.GetString("GPTools_OSMGPRemoveExtension_noEXTCLSID"));
                }
            }
        }
        public void UpdateMessages(ESRI.ArcGIS.esriSystem.IArray paramvalues, ESRI.ArcGIS.Geoprocessing.IGPEnvironmentManager pEnvMgr, ESRI.ArcGIS.Geodatabase.IGPMessages Messages)
        {
            IGPUtilities3 gpUtilities3 = new GPUtilitiesClass();

            IGPParameter inputFCParameter = paramvalues.get_Element(in_osmFeaturesNumber) as IGPParameter;
            IGPValue     osmFCGPValue     = gpUtilities3.UnpackGPValue(inputFCParameter);

            if (osmFCGPValue.IsEmpty())
            {
                return;
            }

            IFeatureClass osmFeatureClass = null;
            IQueryFilter  queryFilter     = null;

            if (osmFCGPValue is IGPFeatureLayer)
            {
                gpUtilities3.DecodeFeatureLayer(osmFCGPValue, out osmFeatureClass, out queryFilter);

                int osmTagFieldIndex = osmFeatureClass.Fields.FindField("osmTags");

                if (osmTagFieldIndex == -1)
                {
                    Messages.ReplaceError(in_osmFeaturesNumber, -1, resourceManager.GetString("GPTools_OSMGPAddExtension_noosmtagfield"));
                }
            }
        }
        public void UpdateMessages(ESRI.ArcGIS.esriSystem.IArray paramvalues, ESRI.ArcGIS.Geoprocessing.IGPEnvironmentManager pEnvMgr, ESRI.ArcGIS.Geodatabase.IGPMessages Messages)
        {
            IGPUtilities3 execute_Utilities = new GPUtilitiesClass();
            IGPValue inputFeatureDatasetGPValue = execute_Utilities.UnpackGPValue(paramvalues.get_Element(in_featureDatasetParameterNumber));

            // get the name of the feature dataset
            int fdDemlimiterPosition = inputFeatureDatasetGPValue.GetAsText().LastIndexOf("\\");

            if (fdDemlimiterPosition == -1)
            {
                Messages.ReplaceError(in_featureDatasetParameterNumber, -33, resourceManager.GetString("GPTools_OSMGPExport2OSM_invalid_featuredataset"));
            }
        }