public MySqlStatementPreparer(string commandText, MySqlParameterCollection parameters, StatementPreparerOptions options)
{
m_commandText = commandText;
m_parameters = parameters;
m_options = options;
m_hasBoundParameters = string.IsNullOrWhiteSpace(m_commandText);
}
public MySqlStatementPreparer(string commandText, MySqlParameterCollection parameters, StatementPreparerOptions options)
{
m_commandText = commandText;
m_parameters = parameters;
m_options = options;
m_hasBoundParameters = string.IsNullOrWhiteSpace(m_commandText);
}
public StatementPreparer(string commandText, MySqlParameterCollection parameters, StatementPreparerOptions options)
{
m_commandText = commandText;
m_parameters = parameters;
m_options = options;
}
internal void AppendSqlString(StringBuilder output, StatementPreparerOptions options)
{
if (Value == DBNull.Value)
{
output.Append("NULL");
}
else if (Value is string)
{
output.Append('\'');
output.Append(((string)Value).Replace("\\", "\\\\").Replace("'", "\\'"));
output.Append('\'');
}
else if (Value is byte || Value is sbyte || Value is short || Value is int || Value is long || Value is ushort || Value is uint || Value is ulong || Value is decimal)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", Value);
}
else if (Value is byte[])
{
// TODO: use a _binary'...' string for more efficient data transmission
output.Append("X'");
foreach (var by in (byte[])Value)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0:X2}", by);
}
output.Append("'");
}
else if (Value is bool)
{
output.Append(((bool)Value) ? "true" : "false");
}
else if (Value is float || Value is double)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0:R}", Value);
}
else if (Value is DateTime)
{
output.AppendFormat(CultureInfo.InvariantCulture, "timestamp '{0:yyyy'-'MM'-'dd' 'HH':'mm':'ss'.'ffffff}'", (DateTime)Value);
}
else if (Value is TimeSpan)
{
output.Append("time '");
var ts = (TimeSpan)Value;
if (ts.Ticks < 0)
{
output.Append('-');
ts = TimeSpan.FromTicks(-ts.Ticks);
}
output.AppendFormat(CultureInfo.InvariantCulture, "{0}:{1:mm':'ss'.'ffffff}'", ts.Days * 24 + ts.Hours, ts);
}
else if (Value is Guid)
{
if (options.HasFlag(StatementPreparerOptions.OldGuids))
{
output.Append("X'");
foreach (var by in ((Guid)Value).ToByteArray())
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0:X2}", by);
}
output.Append("'");
}
else
{
output.AppendFormat("'{0:D}'", Value);
}
}
else if (DbType == DbType.Int16)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (short)Value);
}
else if (DbType == DbType.UInt16)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (ushort)Value);
}
else if (DbType == DbType.Int32)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (int)Value);
}
else if (DbType == DbType.UInt32)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (uint)Value);
}
else if (DbType == DbType.Int64)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (long)Value);
}
else if (DbType == DbType.UInt64)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (ulong)Value);
}
else
{
throw new NotSupportedException("Parameter type {0} (DbType: {1}) not currently supported. Value: {2}".FormatInvariant(Value.GetType().Name, DbType, Value));
}
}
internal void AppendSqlString(BinaryWriter writer, StatementPreparerOptions options)
{
if (Value == null || Value == DBNull.Value)
{
writer.WriteUtf8("NULL");
}
else if (Value is string)
{
writer.Write((byte)'\'');
writer.WriteUtf8(((string)Value).Replace("\\", "\\\\").Replace("'", "\\'"));
writer.Write((byte)'\'');
}
else if (Value is byte || Value is sbyte || Value is short || Value is int || Value is long || Value is ushort || Value is uint || Value is ulong || Value is decimal)
{
writer.WriteUtf8("{0}".FormatInvariant(Value));
}
else if (Value is byte[])
{
writer.WriteUtf8("_binary'");
foreach (var by in (byte[])Value)
{
if (by == 0x27 || by == 0x5C)
{
writer.Write((byte)0x5C);
}
writer.Write(by);
}
writer.Write((byte)'\'');
}
else if (Value is bool)
{
writer.WriteUtf8(((bool)Value) ? "true" : "false");
}
else if (Value is float || Value is double)
{
writer.WriteUtf8("{0:R}".FormatInvariant(Value));
}
else if (Value is DateTime)
{
writer.WriteUtf8("timestamp '{0:yyyy'-'MM'-'dd' 'HH':'mm':'ss'.'ffffff}'".FormatInvariant((DateTime)Value));
}
else if (Value is TimeSpan)
{
writer.WriteUtf8("time '");
var ts = (TimeSpan)Value;
if (ts.Ticks < 0)
{
writer.Write((byte)'-');
ts = TimeSpan.FromTicks(-ts.Ticks);
}
writer.WriteUtf8("{0}:{1:mm':'ss'.'ffffff}'".FormatInvariant(ts.Days * 24 + ts.Hours, ts));
}
else if (Value is Guid)
{
if ((options & StatementPreparerOptions.OldGuids) != 0)
{
writer.WriteUtf8("_binary'");
writer.Write(((Guid)Value).ToByteArray());
writer.Write((byte)'\'');
}
else
{
writer.WriteUtf8("'{0:D}'".FormatInvariant(Value));
}
}
else if (DbType == DbType.Int16)
{
writer.WriteUtf8("{0}".FormatInvariant((short)Value));
}
else if (DbType == DbType.UInt16)
{
writer.WriteUtf8("{0}".FormatInvariant((ushort)Value));
}
else if (DbType == DbType.Int32)
{
writer.WriteUtf8("{0}".FormatInvariant((int)Value));
}
else if (DbType == DbType.UInt32)
{
writer.WriteUtf8("{0}".FormatInvariant((uint)Value));
}
else if (DbType == DbType.Int64)
{
writer.WriteUtf8("{0}".FormatInvariant((long)Value));
}
else if (DbType == DbType.UInt64)
{
writer.WriteUtf8("{0}".FormatInvariant((ulong)Value));
}
else
{
throw new NotSupportedException("Parameter type {0} (DbType: {1}) not currently supported. Value: {2}".FormatInvariant(Value.GetType().Name, DbType, Value));
}
}
internal void AppendSqlString(StringBuilder output, StatementPreparerOptions options)
{
if (Value == DBNull.Value)
{
output.Append("NULL");
}
else if (Value is string)
{
output.Append('\'');
output.Append(((string) Value).Replace("\\", "\\\\").Replace("'", "\\'"));
output.Append('\'');
}
else if (Value is byte || Value is sbyte || Value is short || Value is int || Value is long || Value is ushort || Value is uint || Value is ulong || Value is decimal)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", Value);
}
else if (Value is byte[])
{
// TODO: use a _binary'...' string for more efficient data transmission
output.Append("X'");
foreach (var by in (byte[]) Value)
output.AppendFormat(CultureInfo.InvariantCulture, "{0:X2}", by);
output.Append("'");
}
else if (Value is bool)
{
output.Append(((bool) Value) ? "true" : "false");
}
else if (Value is float || Value is double)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0:R}", Value);
}
else if (Value is DateTime)
{
output.AppendFormat(CultureInfo.InvariantCulture, "timestamp '{0:yyyy'-'MM'-'dd' 'HH':'mm':'ss'.'ffffff}'", (DateTime) Value);
}
else if (Value is TimeSpan)
{
output.Append("time '");
var ts = (TimeSpan) Value;
if (ts.Ticks < 0)
{
output.Append('-');
ts = TimeSpan.FromTicks(-ts.Ticks);
}
output.AppendFormat(CultureInfo.InvariantCulture, "{0}:{1:mm':'ss'.'ffffff}'", ts.Days * 24 + ts.Hours, ts);
}
else if (Value is Guid)
{
if (options.HasFlag(StatementPreparerOptions.OldGuids))
{
output.Append("X'");
foreach (var by in ((Guid) Value).ToByteArray())
output.AppendFormat(CultureInfo.InvariantCulture, "{0:X2}", by);
output.Append("'");
}
else
{
output.AppendFormat("'{0:D}'", Value);
}
}
else if (DbType == DbType.Int16)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (short) Value);
}
else if (DbType == DbType.UInt16)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (ushort) Value);
}
else if (DbType == DbType.Int32)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (int) Value);
}
else if (DbType == DbType.UInt32)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (uint) Value);
}
else if (DbType == DbType.Int64)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (long) Value);
}
else if (DbType == DbType.UInt64)
{
output.AppendFormat(CultureInfo.InvariantCulture, "{0}", (ulong) Value);
}
else
{
throw new NotSupportedException("Parameter type {0} (DbType: {1}) not currently supported. Value: {2}".FormatInvariant(Value.GetType().Name, DbType, Value));
}
}
