/// <summary>
/// Ctr.
/// </summary>
/// <param name="countToRead">Number of <see cref="RowData"/> items to read, can be zero</param>
/// <param name="fieldTypes">Expected field types</param>
/// <param name="stream">Incoming data stream</param>
/// <param name="driverRowData">Buffer to put field values into, after each call to <see cref="MoveNext"/></param>
public InputDataStreamEnumerator(int countToRead, DbType[] fieldTypes, Stream stream, DriverRowData driverRowData)
{
if (countToRead < 0)
{
throw new ArgumentOutOfRangeException("countToRead", countToRead, "Count may not be negative");
}
if (fieldTypes == null)
{
throw new ArgumentNullException("fieldTypes");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (driverRowData == null)
{
throw new ArgumentNullException("driverRowData");
}
if (fieldTypes.Length == 0)
{
throw new ArgumentException("Count of fields in client row buffer must be greater than zero, first column must contain primary key value");
}
if (driverRowData.FieldTypes.Length != fieldTypes.Length)
{
throw new ArgumentException(string.Format("Count of fields in client row buffer ({0}) must be equal to count of fields in driver buffer ({1})"
, fieldTypes.Length, driverRowData.FieldTypes.Length));
}
for (var ordinal = 0; ordinal < driverRowData.FieldTypes.Length; ordinal++)
{
if (driverRowData.FieldTypes[ordinal] != fieldTypes[ordinal])
{
throw new ArgumentException(string.Format("Field type mismatch at ordinal {0}. Client type: {1}, driver type: {2}",
ordinal, fieldTypes[ordinal], m_driverRowData.FieldTypes[ordinal]));
}
}
m_countToRead = countToRead;
m_driverRowData = driverRowData;
m_reader = new BinaryReader(stream, Encoding.UTF8, true);
m_readerBuffer = new RowData(fieldTypes);
m_pkFieldType = m_readerBuffer.FieldRepresentationTypes[0];
}
/// <summary>
/// Ctr.
/// </summary>
/// <param name="countToRead">Number of <see cref="RowData"/> items to read, can be zero</param>
/// <param name="fieldTypes">Expected field types</param>
/// <param name="stream">Incoming data stream</param>
/// <param name="driverRowData">Buffer to put field values into, after each call to <see cref="MoveNext"/></param>
public InputDataStreamEnumerator(int countToRead, DbType[] fieldTypes, Stream stream, DriverRowData driverRowData)
{
if (countToRead < 0)
{
throw new ArgumentOutOfRangeException("countToRead", countToRead, "Count may not be negative");
}
if (fieldTypes == null)
{
throw new ArgumentNullException("fieldTypes");
}
if (stream == null)
{
throw new ArgumentNullException("stream");
}
if (driverRowData == null)
{
throw new ArgumentNullException("driverRowData");
}
if (fieldTypes.Length == 0)
{
throw new ArgumentException("Count of fields in client row buffer must be greater than zero, first column must contain primary key value");
}
if (driverRowData.FieldTypes.Length != fieldTypes.Length)
{
throw new ArgumentException(string.Format("Count of fields in client row buffer ({0}) must be equal to count of fields in driver buffer ({1})"
, fieldTypes.Length, driverRowData.FieldTypes.Length));
}
for (var ordinal = 0; ordinal < driverRowData.FieldTypes.Length; ordinal++)
{
if (driverRowData.FieldTypes[ordinal] != fieldTypes[ordinal])
{
throw new ArgumentException(string.Format("Field type mismatch at ordinal {0}. Client type: {1}, driver type: {2}",
ordinal, fieldTypes[ordinal], m_driverRowData.FieldTypes[ordinal]));
}
}
m_countToRead = countToRead;
m_driverRowData = driverRowData;
m_reader = new BinaryReader(stream, Encoding.UTF8, true);
m_readerBuffer = new RowData(fieldTypes);
m_pkFieldType = m_readerBuffer.FieldRepresentationTypes[0];
}
