public void Write(IFeatureClassReader reader, IProgressTracker tracker, string tableName, string displayName, string description)
{
if (tracker != null)
{
tracker.StartTracking("正在读取要素...", 100);
tracker.Tracking("正在读取要素...", 30);
}
Feature[] features = reader.Read(tracker);
if (tracker != null)
{
tracker.Tracking("读取要素结束。", 100);
}
//
try
{
using (IDbCommand cmd = _dbConn.CreateCommand())
{
TransactionManager.BeginTransaction(_dbConn, cmd);
//Create FeatureClass Table
string[] fields = GetFieldTypes(reader.FieldNames, features);
_adapter.CreateTable(_dbConn, true, "OID", "SHAPE", tableName, fields, cmd);
//Create Annotation Table
string[] annFields = null;
if (reader.AnnoTable != null)
{
annFields = GetAnnoTableFields();
_adapter.CreateTable(_dbConn, true, _adapter.GetAnnonKeyField(), "SHAPE", reader.AnnoTable, annFields, cmd);
}
//Insert Row Into BGIS_FeatureClass
int span = Math.Min(100, features.Length);
if (tracker != null)
{
tracker.StartTracking("正在导入要素集\"" + displayName + "\"...", features.Length / span + 1);
}
//
InsertFeatureClassRow(cmd, tableName, displayName, description,
(reader.SpatialReference != null ? reader.SpatialReference.ToString() : string.Empty),
0,
string.Empty,
reader.AnnoTable,
reader.Envelope,
reader.ShapeType,
features.Length
);
//Insert Features
InsertFeatures(cmd, features, fields, tableName, tracker, span, reader.AnnoTable, annFields);
//Submit
TransactionManager.Commit();
}
}
catch (Exception ex)
{
TransactionManager.Rollback();
throw ex;
}
}
public void Import(ICatalogItem fetClassItem, ICatalogItem locationItem, IProgressTracker tracker, string name, string displayName, string description)
{
using (IFeatureClassReader fetcReader = FeatureClassReaderFactory.GetFeatureClassReader(fetClassItem))
{
using (IFeatureClassWriter fetcWriter = FeatureClassWriterFactory.GetFetClassWriter(locationItem))
{
fetcWriter.Write(fetcReader, tracker, name, displayName, description);
}
}
}
