/**
* Performs edits to the geodatabase powering the map service that this SOE
* extends
*
* @param feature
* @param featureJSON
* @throws Exception
*/
private byte[] addFeature(JsonObject featureJSON, out IFeature feature)
{
feature = null;
IDataset fsDataset = (IDataset)this.fc;
IWorkspace ws = fsDataset.Workspace;
IWorkspaceEdit wsEdit = (IWorkspaceEdit)ws;
try
{
// start an edit transaction to add a new feature to feature class
wsEdit.StartEditing(false);
wsEdit.StartEditOperation();
feature = fc.CreateFeature();
// set attributes
if (this.editLayerInfo == null)
{
this.editLayerInfo = this.layerInfos.get_Element(this.layerId);
if (!this.editLayerInfo.IsFeatureLayer)
{
return createErrorObject(
403,
"The layerId property of this SOE currently points to a layer (id: "
+ this.layerId
+ ") that is not a feature layer.",
new String[] {
"Only feature layers can be edited by this SOE.",
"Modify SOE's layerId property using ArcGIS Manager or ArcGIS Desktop's Service Editor." });
}
}
IFields fields = this.editLayerInfo.Fields;
JsonObject attributesJSON = null;
featureJSON.TryGetJsonObject("attributes", out attributesJSON);
System.Collections.IEnumerator itKeys = attributesJSON.GetEnumerator();
while (itKeys.MoveNext())
{
KeyValuePair<string, object> kv = (KeyValuePair<string, object>)itKeys.Current;
String key = kv.Key;
int fieldId = fields.FindField(key);
IField field = fields.get_Field(fieldId);
object fieldValue = null;
if (field.Editable)
{
//not using specific types based on field type, since can't assign value of any type to C# object
attributesJSON.TryGetObject(key, out fieldValue);
// set attribute field value
feature.set_Value(fieldId, fieldValue);
}
}
// retrieve geometry as json and convert it to ArcObject geometry
JsonObject geometryJSON = null;
featureJSON.TryGetJsonObject("geometry", out geometryJSON);
IJSONConverterGeometry iConverter = new JSONConverterGeometryClass();
IJSONObject obj = new JSONObjectClass();
obj.ParseString(geometryJSON.ToJson());
IGeometry geometry = null;
switch (this.fc.ShapeType)
{
case esriGeometryType.esriGeometryPoint:
geometry = iConverter.ToPoint(obj);
break;
case esriGeometryType.esriGeometryMultipoint:
geometry = iConverter.ToMultipoint(obj, false, false);
break;
case esriGeometryType.esriGeometryPolyline:
geometry = iConverter.ToPolyline(obj, false, false);
break;
case esriGeometryType.esriGeometryPolygon:
geometry = iConverter.ToPolygon(obj, false, false);
break;
}
// set geometry
feature.Shape = geometry;
// store feature in feature class
feature.Store();
// end edit transaction
wsEdit.StopEditOperation();
wsEdit.StopEditing(true);
}
catch (Exception e)
{
if (wsEdit != null && wsEdit.IsBeingEdited())
{
wsEdit.StopEditing(false);
}
return createErrorObject(500,
"Error occured while editing layer " + this.layerId + ".",
new String[] { "Error details:", e.Message });
}
return Encoding.UTF8.GetBytes(System.Boolean.TrueString);
}
/**
* Performs edits to the geodatabase powering the map service that this SOE
* extends
*
* @param feature
* @param featureJSON
* @throws Exception
*/
private byte[] addFeature(JsonObject featureJSON, out IFeature feature)
{
feature = null;
IDataset fsDataset = (IDataset)this.fc;
IWorkspace ws = fsDataset.Workspace;
IWorkspaceEdit wsEdit = (IWorkspaceEdit)ws;
try
{
// start an edit transaction to add a new feature to feature class
wsEdit.StartEditing(false);
wsEdit.StartEditOperation();
feature = fc.CreateFeature();
// set attributes
if (this.editLayerInfo == null)
{
this.editLayerInfo = this.layerInfos.get_Element(this.layerId);
if (!this.editLayerInfo.IsFeatureLayer)
{
return(createErrorObject(
403,
"The layerId property of this SOE currently points to a layer (id: "
+ this.layerId
+ ") that is not a feature layer.",
new String[] {
"Only feature layers can be edited by this SOE.",
"Modify SOE's layerId property using ArcGIS Manager or ArcGIS Desktop's Service Editor."
}));
}
}
IFields fields = this.editLayerInfo.Fields;
JsonObject attributesJSON = null;
featureJSON.TryGetJsonObject("attributes", out attributesJSON);
System.Collections.IEnumerator itKeys = attributesJSON.GetEnumerator();
while (itKeys.MoveNext())
{
KeyValuePair <string, object> kv = (KeyValuePair <string, object>)itKeys.Current;
String key = kv.Key;
int fieldId = fields.FindField(key);
IField field = fields.get_Field(fieldId);
object fieldValue = null;
if (field.Editable)
{
//not using specific types based on field type, since can't assign value of any type to C# object
attributesJSON.TryGetObject(key, out fieldValue);
// set attribute field value
feature.set_Value(fieldId, fieldValue);
}
}
// retrieve geometry as json and convert it to ArcObject geometry
JsonObject geometryJSON = null;
featureJSON.TryGetJsonObject("geometry", out geometryJSON);
IJSONConverterGeometry iConverter = new JSONConverterGeometryClass();
IJSONObject obj = new JSONObjectClass();
obj.ParseString(geometryJSON.ToJson());
IGeometry geometry = null;
switch (this.fc.ShapeType)
{
case esriGeometryType.esriGeometryPoint:
geometry = iConverter.ToPoint(obj);
break;
case esriGeometryType.esriGeometryMultipoint:
geometry = iConverter.ToMultipoint(obj, false, false);
break;
case esriGeometryType.esriGeometryPolyline:
geometry = iConverter.ToPolyline(obj, false, false);
break;
case esriGeometryType.esriGeometryPolygon:
geometry = iConverter.ToPolygon(obj, false, false);
break;
}
// set geometry
feature.Shape = geometry;
// store feature in feature class
feature.Store();
// end edit transaction
wsEdit.StopEditOperation();
wsEdit.StopEditing(true);
}
catch (Exception e)
{
if (wsEdit != null && wsEdit.IsBeingEdited())
{
wsEdit.StopEditing(false);
}
feature = null;
return(createErrorObject(500,
"Error occured while editing layer " + this.layerId + ".",
new String[] { "Error details:", e.Message }));
}
return(Encoding.UTF8.GetBytes(System.Boolean.TrueString));
}