internal NpgsqlDataReader( ArrayList resultsets, ArrayList responses, NpgsqlConnection connection, CommandBehavior behavior)
{
_resultsets = resultsets;
_responses = responses;
_connection = connection;
_rowIndex = -1;
_resultsetIndex = 0;
if (_resultsets.Count > 0)
_currentResultset = (NpgsqlResultSet)_resultsets[_resultsetIndex];
_behavior = behavior;
_isClosed = false;
}
/// <summary>
/// Advances the data reader to the next result, when multiple result sets were returned by the PostgreSQL backend.
/// </summary>
/// <returns>True if the reader was advanced, otherwise false.</returns>
public Boolean NextResult()
{
NpgsqlEventLog.LogMethodEnter(LogLevel.Debug, CLASSNAME, "NextResult");
_currentResultset = null;
while ((_resultsetIndex + 1) < _resultsets.Count && !HaveResultSet())
{
_resultsetIndex++;
_rowIndex = -1;
_currentResultset = (NpgsqlResultSet)_resultsets[_resultsetIndex];
if (!HaveResultSet())
{
String[] _returnStringTokens = ((String)_responses[_resultsetIndex]).Split(null); // whitespace separator.
int responseAffectedRows = 0;
try
{
responseAffectedRows = Int32.Parse(_returnStringTokens[_returnStringTokens.Length - 1]);
}
catch (FormatException)
{
responseAffectedRows = -1;
}
if (responseAffectedRows != -1)
{
if (_recordsAffected == -1)
{
_recordsAffected = responseAffectedRows;
}
else
{
_recordsAffected += responseAffectedRows;
}
}
}
}
return(HaveResultSet());
}
/// <summary>
/// Advances the data reader to the next result, when multiple result sets were returned by the PostgreSQL backend.
/// </summary>
/// <returns>True if the reader was advanced, otherwise false.</returns>
public Boolean NextResult()
{
NpgsqlEventLog.LogMethodEnter(LogLevel.Debug, CLASSNAME, "NextResult");
if((_resultsetIndex + 1) < _resultsets.Count)
{
_resultsetIndex++;
_rowIndex = -1;
_currentResultset = (NpgsqlResultSet)_resultsets[_resultsetIndex];
return true;
}
else
return false;
}
/// <summary>
/// Advances the data reader to the next result, when multiple result sets were returned by the PostgreSQL backend.
/// </summary>
/// <returns>True if the reader was advanced, otherwise false.</returns>
public Boolean NextResult()
{
NpgsqlEventLog.LogMethodEnter(LogLevel.Debug, CLASSNAME, "NextResult");
_currentResultset = null;
while((_resultsetIndex + 1) < _resultsets.Count && !HaveResultSet())
{
_resultsetIndex++;
_rowIndex = -1;
_currentResultset = (NpgsqlResultSet)_resultsets[_resultsetIndex];
if (!HaveResultSet())
{
String[] _returnStringTokens = ((String)_responses[_resultsetIndex]).Split(null); // whitespace separator.
int responseAffectedRows = 0;
try
{
responseAffectedRows = Int32.Parse(_returnStringTokens[_returnStringTokens.Length - 1]);
}
catch (FormatException)
{
responseAffectedRows = -1;
}
if (responseAffectedRows != -1)
{
if (_recordsAffected == -1)
{
_recordsAffected = responseAffectedRows;
}
else
{
_recordsAffected += responseAffectedRows;
}
}
}
}
return HaveResultSet();
}
