// Single Thread parser thread part
private void Parse_SigleThread(string FileName, IProgress <int> Progress)
{
Initialise(FileName);
while (!Reader.EndOfStream())
{
if (_Cancel.IsCancellationRequested)
{
_Cancel.Token.ThrowIfCancellationRequested();
}
var line = Reader.ReadLine();
try
{
var converter = Facade.Converter;
_AnketaFile.Rows.Add(converter.ConvertIt <Anketa>(line));
}
catch (Exception ex)
{
Logger.Log("\n " + ex.Message + "\r\n At line:" + line);
}
Task.Delay(5).Wait();
RowNum++;
Progress.Report(RowNum);
}
Reader.Close();
if (_AnketaFile.Rows.Count == 0)
{
throw new Exception("The file does not contain any good records!");
}
}
public void Close()
{
if (m_FileReader != null)
{
m_FileReader.Close();
}
}
private void CloseReader()
{
if (_reader != null)
{
_reader.Close();
_reader = null;
}
}
public void Start()
{
ParseNumberOfCases();
ParseCases();
DisplayCases();
_reader.Close();
_writer.Close();
}
public void Start(string pathIn, string pathOut)
{
if (string.IsNullOrEmpty(pathIn))
{
throw new ArgumentNullException("Путь входного файла пустой или не указывает на экземпляр объекта. Функция ParallelProcessing.Start");
}
if (string.IsNullOrEmpty(pathOut))
{
throw new ArgumentNullException("Путь выходного файла пустой или не указывает на экземпляр объекта. Функция ParallelProcessing.Start");
}
_reader.Open(pathIn, _readerEvent);
_writer.Open(pathOut, _writerEvent);
_task.Reader = _reader;
_task.Writer = _writer;
_pool = new Pool(_task);
_pool.Start();
_reader.Close();
_readerEvent.WaitOne();
_writer.Close();
_writerEvent.WaitOne();
}
public void Stop()
{
_logger.Info("Остановка процессора сообщений");
lock (_locker)
{
_timer.Change(Timeout.InfiniteTimeSpan, Timeout.InfiniteTimeSpan);
foreach (var queue in _logQueues)
{
queue.Value.Clear();
}
try { _reader.Close(); } catch (Exception) { }
try { _publisher.Close(); } catch (Exception) { }
}
}
/// <summary>
/// Adds records from the specified reader into this selection
/// </summary>
/// <param name="reader">The reader</param>
/// <param name="limit">The maximum number of records to add. Specify -1 for all</param>
/// <returns>Number of records added</returns>
public int AddFeatures(IReader reader, int limit)
{
int added = 0;
if (limit < 0)
{
while (reader.ReadNext())
{
AddFeature(reader);
added++;
}
}
else
{
while (reader.ReadNext() && added < limit)
{
AddFeature(reader);
added++;
}
}
reader.Close();
return(added);
}
private void CreateDistrictsLayer(IServerConnection conn, string resId, string layerId)
{
//We use the Utility class to create our layer. You can also use ObjectFactory, but
//that requires explicitly specifying the resource version. Using Utility will pick
//the latest supported version
ILayerDefinition ldf = Utility.CreateDefaultLayer(conn, LayerType.Vector);
IVectorLayerDefinition vldf = (IVectorLayerDefinition)ldf.SubLayer;
//Set feature source
vldf.ResourceId = resId;
//Set the feature class
//
//Note: In versions of the Sheboygan Dataset before 2.6, this used to be
//
// - Feature Class: SDF_2_Schema:VotingDistricts
// - Identity Property: Autogenerated_SDF_ID
// - Geometry Property: Data
string featureClass = "Default:VotingDistricts";
string idProp = "FeatId";
string geometryProp = "Geometry";
vldf.FeatureName = featureClass;
//Set the designated geometry
vldf.Geometry = geometryProp;
//Get the first vector scale range. This will have been created for us and is 0 to infinity
IVectorScaleRange vsr = vldf.GetScaleRangeAt(0);
//What are we doing here? We're checking if this vector scale range is a
//IVectorScaleRange2 instance. If it is, it means this layer definition
//has a composite style attached, which takes precedence over point/area/line
//styles. We don't want this, so this removes the composite styles if they
//exist.
IVectorScaleRange2 vsr2 = vsr as IVectorScaleRange2;
if (vsr2 != null)
{
vsr2.CompositeStyle = null;
}
//Get the area style
IAreaVectorStyle astyle = vsr.AreaStyle;
//Remove the default rule
astyle.RemoveAllRules();
IFeatureService featSvc = conn.FeatureService;
//Generate a random color for each distinct feature id
//Perform a distinct value query
IReader valueReader = featSvc.AggregateQueryFeatureSource(resId, featureClass, null, new NameValueCollection()
{
{ "Value", "UNIQUE(" + idProp + ")" } //UNIQUE() is the aggregate function that collects all distinct values of FeatId
});
while (valueReader.ReadNext())
{
//The parent Layer Definition provides all the methods needed to create the necessary child elements
IAreaRule rule = ldf.CreateDefaultAreaRule();
//Set the filter for this rule
rule.Filter = idProp + " = " + valueReader["Value"].ToString();
//IReader allows object access by name in case you don't care to determine the data type
rule.LegendLabel = valueReader["Value"].ToString();
//Assign a random color fill
rule.AreaSymbolization2D.Fill.ForegroundColor = Utility.SerializeHTMLColor(RandomColor(), true);
//Add this rule
astyle.AddRule(rule);
}
valueReader.Close();
//Now save it
conn.ResourceService.SaveResourceAs(ldf, layerId);
}
private void ValidateFilm(IReader reader)
{
// Validate Header Magic
reader.SeekTo(0x00);
var test = reader.ReadAscii();
if (test != "_blf")
{
reader.Close();
throw new NotSupportedException("Unsupported file.");
}
// Validate Header Type
reader.SeekTo(0x0E);
test = reader.ReadAscii();
if (test != "reach saved film")
{
reader.Close();
throw new NotSupportedException("Unsupported file.");
}
// Validate BLF Film Chunk Header
reader.SeekTo(0x340);
test = reader.ReadAscii();
if (test != "flmh")
{
reader.Close();
throw new NotSupportedException("Unsupported file.");
}
}
public void Close()
{
_csvWriter?.Close();
_csvReader?.Close();
}
public static void SDFInsert(string SDFFile, string propertyName, string value, string tableName)
{
try
{
IConnection con = SDFHelper.SDFConnection(SDFFile);
con.Open();
//ITransaction fdotrans = null;
//if (concap.SupportsTransactions()) fdotrans = con.BeginTransaction();
//ed.WriteMessage("\nFDO Transaction");
//implement changes
//IApplySchema applyschema = (IApplySchema)con.CreateCommand(osgeo_command.CommandType.CommandType_ApplySchema);
//applyschema.Execute();
//applyschema.Dispose();
//creating insert
using (con)
{
using (osgeo_command.Feature.IInsert insert_comm = con.CreateCommand(osgeo_command.CommandType.CommandType_Insert) as osgeo_command.Feature.IInsert)
{
//set feature calss
insert_comm.SetFeatureClassName("Civil_schema:" + tableName);
//string test = insert_comm.FeatureClassName.Name;
//ed.WriteMessage("Set class name: " + test);
//inserting value
PropertyValueCollection valcoll = insert_comm.PropertyValues;
PropertyValue pvalue1 = new PropertyValue();
insert_comm.PropertyValues.Add(new PropertyValue(propertyName, new StringValue(value)));
IReader reader = insert_comm.Execute();
if (reader.ReadNext())
{
}
reader.Close();
}
}
//con.Dispose();
//con.Close();
/*ed.WriteMessage("\nInser command created: " + insert_comm.ParameterValues.Count);
*
* OSGeo.FDO.Commands.PropertyValue pvalue = null;
* pvalue = new osgeo_command.PropertyValue();
*
* pvalue.SetName("PipeStyle");
* pvalue.Value = new OSGeo.FDO.Expression.StringValue("test string value");
*
* insert_comm.PropertyValues.Add(pvalue);
*
* try
* {
* using(osgeo_command.Feature.IFeatureReader reader = insert_comm.Execute());
*
* }
* catch(Autodesk.AutoCAD.Runtime.Exception ex)
* {
* ed.WriteMessage("\nException: " + ex.Message);
*
* }
* }
*/
//if (concap.SupportsTransactions())fdotrans.Commit();
}
catch (OSGeo.FDO.Common.Exception ge)
{
bool ok = ge.Message.Contains("read-only");
Debug.Write(ge.ToString());
}
catch (SystemException ex)
{
bool ok = ex.Message.Contains("read-only");
Debug.Write(ex.ToString());
}
}
