public void ThrowIfErrorPacket()
{
if (IsErrorPacket())
{
throw ErrorPacket.Parse(ref this).ToMySqlException();
}
}
public StatementPrepareOk Prepare(string query)
{
var stream = client.GetStream();
var readWriteBuffer = InternalMemoryPool.GetBuffer();
var writer = PacketWriter.Create(readWriteBuffer);
ProtocolWriter.WritePrepareStatement(ref writer, query);
var reader = SyncWriteAndRead(ref writer, 0, stream);
// COM_STMT_PREPARE_OK on success, ERR_Packet otherwise
if (reader.IsErrorPacket())
{
throw ErrorPacket.Parse(ref reader).ToMySqlException();
}
return(ProtocolReader.ReadStatementPrepareOk(ref reader));
}
public override bool Read()
{
rowReader = rowReader.CreateNextReader();
if (rowReader.IsEofPacket())
{
return(false);
}
else if (rowReader.IsErrorPacket())
{
throw ErrorPacket.Parse(ref rowReader).ToMySqlException();
}
for (int i = 0; i < rowData.Length; i++)
{
rowData[i] = rowReader.ReadLengthEncodedStringSegment();
}
return(true);
}
public BinaryResultSet Execute(int statementId, params object[] parameters) // how to avoid boxing?
{
var stream = client.GetStream();
var readWriteBuffer = InternalMemoryPool.GetBuffer();
var writer = PacketWriter.Create(readWriteBuffer);
ProtocolWriter.WriteExecuteStatement(ref writer, statementId, parameters);
var reader = SyncWriteAndRead(ref writer, 0, stream);
// COM_STMT_PREPARE_OK on success, ERR_Packet otherwise
if (reader.IsErrorPacket())
{
throw ErrorPacket.Parse(ref reader).ToMySqlException();
}
// TODO: Ok or ResultSet?
var set = ProtocolReader.ReadBinaryResultSet(ref reader);
return(set);
}