public static IFeatureClass CreateFeatureClass(IGPValue gpFeatureClass, IGPEnvironmentManager environment, IFields fields = null)
{
if (gpFeatureClass == null)
{
throw new ArgumentException("Argument can not be null", "gpFeatureClass");
}
if (environment == null)
{
throw new ArgumentException("Argument can not be null", "environment");
}
IGeoProcessorSettings gpSettings = (IGeoProcessorSettings)environment;
if (gpUtilities.Exists(gpFeatureClass))
{
if (gpSettings.OverwriteOutput == true)
{
gpUtilities.Delete(gpFeatureClass);
}
else
{
throw new Exception("Output feature class already exists: " + gpFeatureClass.GetAsText());
}
}
IDEFeatureClass deFeatureClass = (IDEFeatureClass)gpUtilities.DecodeDETable(gpFeatureClass);
if (deFeatureClass == null)
{
throw new Exception("Data Element decode return null");
}
IObjectClassDescription objectClassDescription = (IObjectClassDescription) new FeatureClassDescriptionClass();
UID clsid = objectClassDescription.InstanceCLSID;
UID extclsid = objectClassDescription.ClassExtensionCLSID;
IDataElement dataElement = (IDataElement)deFeatureClass;
if (dataElement.CatalogPath == null)
{
throw new ArgumentException("Catalog path is null", "CatalogPath");
}
IFeatureClassName featureClassName = (IFeatureClassName)gpUtilities.CreateFeatureClassName(dataElement.CatalogPath);
string path = dataElement.GetPath();
string name = dataElement.Name;
IDEGeoDataset geoDataElement = (IDEGeoDataset)deFeatureClass;
ISpatialReference spatialReference = geoDataElement.SpatialReference;
IDETable deTable = (IDETable)deFeatureClass;
string shapeFieldName = deFeatureClass.ShapeFieldName;
Dictionary <string, IField> fieldBuilder = new Dictionary <string, IField>();
foreach (var input_fields in new IFields[] { deTable.Fields, fields })
{
if (input_fields == null)
{
continue;
}
for (int i = 0; i < input_fields.FieldCount; i++)
{
IField field = deTable.Fields.get_Field(i);
if (fieldBuilder.ContainsKey(field.Name.ToLower()))
{
fieldBuilder[field.Name.ToLower()] = (IField)((IClone)field).Clone();
}
else
{
fieldBuilder.Add(field.Name.ToLower(), (IField)((IClone)field).Clone());
}
if (field.Type == esriFieldType.esriFieldTypeGeometry)
{
shapeFieldName = field.Name;
break;
}
}
}
IFields output_fields = new FieldsClass();
IFieldsEdit fields_edit = (IFieldsEdit)output_fields;
foreach (IField field in fieldBuilder.Values)
{
fields_edit.AddField(field);
if (field.Type == esriFieldType.esriFieldTypeGeometry)
{
IGeometryDefEdit defEdit = (IGeometryDefEdit)field.GeometryDef;
defEdit.GeometryType_2 = esriGeometryType.esriGeometryPolygon;
}
}
string configKeyword = ((IGPString)environment.FindEnvironment(CONFIG_KEYWORD_PROP_NAME).Value).Value;
//if (String.IsNullOrWhiteSpace(configKeyword)) configKeyword = "DEFAULTS";
IFeatureClass ret = null;
if (featureClassName.FeatureDatasetName != null)
{
IFeatureDataset featureDataset = (IFeatureDataset)((IName)featureClassName.FeatureDatasetName).Open();
try
{
ret = featureDataset.CreateFeatureClass(name, output_fields, clsid, extclsid, esriFeatureType.esriFTSimple, shapeFieldName, configKeyword);
}
finally
{
Marshal.ReleaseComObject(featureDataset);
}
}
else
{
IWorkspace workspace = (IWorkspace)((IName)((IDatasetName)featureClassName).WorkspaceName).Open();
try
{
IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)workspace;
ret = featureWorkspace.CreateFeatureClass(name, output_fields, clsid, extclsid, esriFeatureType.esriFTSimple, shapeFieldName, configKeyword);
}
finally
{
Marshal.ReleaseComObject(workspace);
}
}
return(ret);
}
public static AoTable From(IDEFeatureClass c)
{
return(From(c as IDETable));
}
