public MySqlCommand() {
this.designTimeVisible = true;
this.cmdType = System.Data.CommandType.Text;
this.parameters = new MySqlParameterCollection(this);
this.updatedRowSource = UpdateRowSource.Both;
this.cursorPageSize = 0;
this.cmdText = string.Empty;
this.timedOut = false;
}
private bool SerializeParameter(MySqlParameterCollection parameters, MySqlStream stream, string parmName)
{
MySqlParameter parameterFlexible = parameters.GetParameterFlexible(parmName, false);
if (parameterFlexible == null)
{
if (!parmName.StartsWith("@") || !this.ShouldIgnoreMissingParameter(parmName))
{
throw new MySqlException(string.Format(Resources.ParameterMustBeDefined, parmName));
}
return(false);
}
parameterFlexible.Serialize(stream, false);
return(true);
}
protected virtual void BindParameters()
{
MySqlParameterCollection parameters = this.command.Parameters;
int num = 0;
do
{
this.InternalBindParameters(this.ResolvedCommandText, parameters, null);
if (this.command.Batch != null)
{
while (num < this.command.Batch.Count)
{
MySqlCommand command = this.command.Batch[num++];
MySqlStream stream = (MySqlStream)this.buffers[this.buffers.Count - 1];
long num2 = command.EstimatedSize();
if ((stream.InternalBuffer.Length + num2) > this.Connection.driver.MaxPacketSize)
{
parameters = command.Parameters;
break;
}
this.buffers.RemoveAt(this.buffers.Count - 1);
long length = stream.InternalBuffer.Length;
string batchableCommandText = command.BatchableCommandText;
if (batchableCommandText.StartsWith("("))
{
stream.WriteStringNoNull(", ");
}
else
{
stream.WriteStringNoNull("; ");
}
this.InternalBindParameters(batchableCommandText, command.Parameters, stream);
if (stream.InternalBuffer.Length > this.Connection.driver.MaxPacketSize)
{
stream.InternalBuffer.SetLength(length);
parameters = command.Parameters;
break;
}
}
}
else
{
return;
}
}while (num != this.command.Batch.Count);
}
private void InternalBindParameters(string sql, MySqlParameterCollection parameters, MySqlStream stream) {
ArrayList list = this.TokenizeSql(sql);
if (stream == null) {
stream = new MySqlStream(this.Driver.Encoding);
stream.Version = this.Driver.Version;
}
string str = (string)list[list.Count - 1];
if (str != ";") {
list.Add(";");
}
foreach (string str2 in list) {
if (str2.Trim().Length == 0) {
continue;
}
if (str2 == ";") {
this.buffers.Add(stream);
stream = new MySqlStream(this.Driver.Encoding);
continue;
}
if (((str2.Length < 2) || (((str2[0] != '@') || (str2[1] == '@')) && (str2[0] != '?'))) || !this.SerializeParameter(parameters, stream, str2)) {
stream.WriteStringNoNull(str2);
}
}
}
private bool SerializeParameter(MySqlParameterCollection parameters, MySqlStream stream, string parmName) {
MySqlParameter parameterFlexible = parameters.GetParameterFlexible(parmName, false);
if (parameterFlexible == null) {
if (!parmName.StartsWith("@") || !this.ShouldIgnoreMissingParameter(parmName)) {
throw new MySqlException(string.Format(Resources.ParameterMustBeDefined, parmName));
}
return false;
}
parameterFlexible.Serialize(stream, false);
return true;
}
