/// <summary>
/// convert FeatureClass in Recordset
/// </summary>
/// <param name="featureClass">feature class input</param>
/// <param name="queryFilter">query filter</param>
/// <returns>return Recordset</returns>
internal static IRecordSet2 ConvertToRecordset(IFeatureClass featureClass, IQueryFilter2 queryFilter)
{
IRecordSet recordSet = new RecordSetClass();
IRecordSetInit recordSetInit = recordSet as IRecordSetInit;
recordSetInit.SetSourceTable(featureClass as ITable, queryFilter);
return((IRecordSet2)recordSetInit);
}
public static IRecordSet2 ConvertToRecordset(IFeatureClass featureClass, IQueryFilter2 queryFilter)
{
if (null != featureClass)
{
IRecordSet recordSet = new RecordSetClass();
IRecordSetInit recordSetInit = recordSet as IRecordSetInit;
recordSetInit.SetSourceTable(featureClass as ITable, queryFilter);
return((IRecordSet2)recordSetInit);
}
else
{
return(null);
}
}
/// <summary>
/// Uses MatchAddress to geocode a cursor of addresses to a RecordSet
/// This is called by ArcGIS Server Geocode Addresses
/// </summary>
/// <param name="addressCursor">Cursor containing address to be geocoded</param>
/// <param name="addressFieldNames">The address fields that make up a record in the cursor</param>
/// <param name="outputRecordSet">The output record set</param>
/// <param name="outputFieldNames">The output field names</param>
/// <param name="fieldsToCopy"></param>
/// <param name="cancelTracker"></param>
public void MatchRecordSet(ICursor addressCursor, string addressFieldNames, IRecordSetInit outputRecordSet,
string outputFieldNames, IPropertySet fieldsToCopy, ITrackCancel cancelTracker)
{
_log.Debug("IBatchGeocoding MatchRecordSet");
_log.Debug("MatchRecordSet addressFieldNames:" + addressFieldNames);
_log.Debug("MatchRecordSet outputFieldNames:" + outputFieldNames);
ICursor resultCursor = outputRecordSet.Insert();
IRow row = addressCursor.NextRow();
IRowBuffer rowBuffer = null;
IFields fields = row.Fields;
IFields bufferFields = null;
String[] fieldNames = addressFieldNames.Split(',');
String[] outputFields = outputFieldNames.Split(',');
int addressFieldsSize = fieldNames.Length;
int outputFieldsSize = outputFields.Length;
int copyFieldsSize = 0;
String addressValue = "";
IPropertySet addressProperty;
IPropertySet results;
object value, values, names;
String[] nameArray;
object[] valueArray;
Dictionary<string, int> addressFieldInds = new Dictionary<string,int>();
Dictionary<string, int> outputFieldInds = new Dictionary<string, int>();
string fieldName;
string outFieldName;
// Get all address field indexes
for (int i = 0; i < addressFieldsSize; i++)
{
fieldName = fieldNames[i].Trim();
if(!addressFieldInds.ContainsKey(fieldName))
addressFieldInds.Add(fieldName, fields.FindField(fieldName));
}
//loop through each record
while (row != null)
{
addressProperty = new PropertySetClass();
rowBuffer = outputRecordSet.CreateRowBuffer();
bufferFields = rowBuffer.Fields;
//populate a property set of search values
for (int i = 0; i < addressFieldsSize; i++)
{
fieldName = fieldNames[i].Trim();
addressValue = row.get_Value(addressFieldInds[fieldName]) as String;
if(!string.IsNullOrEmpty(addressValue))
addressProperty.SetProperty(fieldName, addressValue);
}
// Geocode the Address
results = MatchAddress(addressProperty);
// Get all output field indexes, only do this once to save processing
if (outputFieldInds.Count == 0)
{
for (int i = 0; i < outputFieldsSize; i++)
{
outFieldName = outputFields[i].Trim();
outputFieldInds.Add(outFieldName, bufferFields.FindField(outFieldName));
}
}
//add the result to the recordset
for (int i = 0; i < outputFieldsSize; i++)
{
outFieldName = outputFields[i].Trim();
value = results.GetProperty(outFieldName);
_log.Debug("MatchRecordSet outputFields[i]:" + outFieldName);
rowBuffer.set_Value(outputFieldInds[outFieldName], value);
}
//copy extra fields
fieldsToCopy.GetAllProperties(out names, out values);
nameArray = names as String[];
valueArray = values as object[];
copyFieldsSize = nameArray.Length;
for (int i = 0; i < copyFieldsSize; i++)
{
string fieldToCopy = nameArray[i];
if(fieldToCopy == "ResultID")
rowBuffer.set_Value(bufferFields.FindField(fieldToCopy), row.OID);
else
rowBuffer.set_Value(bufferFields.FindField(fieldToCopy), row.get_Value(fields.FindField(fieldToCopy)));
}
//insert row
resultCursor.InsertRow(rowBuffer);
row = addressCursor.NextRow();
}
// Clean up the cursors
resultCursor.Flush();
Marshal.ReleaseComObject(resultCursor);
Marshal.ReleaseComObject(addressCursor);
}
