public void RemoveExtension(Type extensionType)
{
if (_extension == null) return;
if (_extension.GetType() == extensionType)
{
_extension = _extension.Next;
return;
}
var extension = _extension;
while (extension != null)
{
if (extension.Next.GetType() == extensionType)
{
extension.Next = extension.Next.Next;
return;
}
extension = extension.Next;
}
}
public MappingDataReader(string dataSetName, IDataReader sourceReader, string[] aliases, string[] fieldNames, DataSourceErrorInspector errorInspector)
{
if (sourceReader == null)
{
if (Global.Tracer.TraceError)
{
Global.Tracer.Trace(TraceLevel.Error, "The source data reader is null. Cannot read results.");
}
throw new ReportProcessingException(ErrorCode.rsErrorCreatingDataReader, dataSetName.MarkAsPrivate());
}
Global.Tracer.Assert(aliases != null, "(null != aliases)");
m_dataSetName = dataSetName;
m_dataReader = sourceReader;
m_fieldNames = fieldNames;
m_errorInspector = errorInspector;
m_dataReaderExtension = (sourceReader as IDataReaderExtension);
m_dataFieldProperties = (sourceReader as IDataReaderFieldProperties);
if (fieldNames == null)
{
if (Global.Tracer.TraceInfo)
{
Global.Tracer.Trace(TraceLevel.Info, "The array of field names is null. Aliases will map positionally to the data reader fields.");
}
for (int i = 0; i < aliases.Length; i++)
{
m_aliasIndexToFieldIndex[i] = i;
}
return;
}
Global.Tracer.Assert(aliases.Length == fieldNames.Length, " (aliases.Length == fieldNames.Length)");
m_aliasIndexToFieldIndex = new int[aliases.Length];
if (fieldNames == null)
{
if (Global.Tracer.TraceWarning)
{
Global.Tracer.Trace(TraceLevel.Warning, "The data reader does not have any fields.");
}
for (int j = 0; j < aliases.Length; j++)
{
m_aliasIndexToFieldIndex[j] = -1;
}
return;
}
for (int k = 0; k < aliases.Length; k++)
{
string text = fieldNames[k];
if (text != null)
{
int num;
try
{
num = m_dataReader.GetOrdinal(text);
}
catch (RSException)
{
throw;
}
catch (Exception ex2)
{
if (AsynchronousExceptionDetection.IsStoppingException(ex2))
{
throw;
}
Global.Tracer.Trace(TraceLevel.Warning, "An exception occurred while trying to map a data set field. Field: '{0}' DataField: '{1}' Details: {2}", aliases[k].MarkAsModelInfo(), fieldNames[k].MarkAsModelInfo(), ex2.Message);
num = -1;
}
m_aliasIndexToFieldIndex[k] = num;
}
else
{
m_aliasIndexToFieldIndex[k] = -1;
m_fieldNames[k] = aliases[k];
}
}
if (Global.Tracer.TraceVerbose)
{
Global.Tracer.Trace(TraceLevel.Verbose, "Mapping data reader successfully initialized.");
}
}
public AuthorizedDataReaderExtension(DataReader dataReader, string key, IDataReaderExtension next)
{
_key = key;
Next = next;
_dataReader = dataReader;
}
public void AddExtension(IDataReaderExtension extension)
{
_extension = extension;
}
public MonitoredDataReaderExtension(DataReader dataReader, IDataReaderExtension next)
{
_dataReader = dataReader;
Next = next;
}
