public virtual void CopyTo(DbParameter destination)
{
if (destination == null)
{
throw ExceptionHelper.ArgumentNull("destination");
}
DbParameterBase t = (DbParameterBase)destination;
t._parameterName = _parameterName;
t._size = _size;
t._offset = _offset;
t._isNullable = _isNullable;
t._sourceColumn = _sourceColumn;
t._direction = _direction;
if (_value is ICloneable)
{
t._value = ((ICloneable)_value).Clone();
}
else
{
t._value = this._value;
}
}
private void RemoveIndex(int index)
{
DbParameterBase oldItem = (DbParameterBase)_list [index];
oldItem.Parent = null;
_list.RemoveAt(index);
}
protected virtual void Validate(int index, object value)
{
ValidateType(value);
DbParameterBase parameter = (DbParameterBase)value;
if (parameter.Parent != null)
{
if (parameter.Parent.Equals(this))
{
if (IndexOf(parameter) != index)
{
throw ExceptionHelper.CollectionAlreadyContains(ItemType, "ParameterName", parameter.ParameterName, this);
}
}
else
{
// FIXME : The OleDbParameter with ParameterName 'MyParam2' is already contained by another OleDbParameterCollection.
throw new ArgumentException("");
}
}
if (parameter.ParameterName == null || parameter.ParameterName == String.Empty)
{
int newIndex = 1;
string parameterName;
do
{
parameterName = "Parameter" + newIndex;
newIndex++;
}while(IndexOf(parameterName) != -1);
parameter.ParameterName = parameterName;
}
}
protected DbParameterBase (DbParameterBase source)
{
if (source == null)
throw ExceptionHelper.ArgumentNull ("source");
source.CopyTo (this);
ICloneable cloneable = source._value as ICloneable;
if (cloneable != null)
_value = cloneable.Clone ();
}
private void Replace(int index, DbParameter value)
{
Validate(index, value);
DbParameterBase oldItem = (DbParameterBase)this [index];
oldItem.Parent = null;
((DbParameterBase)value).Parent = this;
_list [index] = value;
}
protected DbParameterBase(DbParameterBase source)
{
if (source == null)
{
throw ExceptionHelper.ArgumentNull("source");
}
source.CopyTo(this);
ICloneable cloneable = source._value as ICloneable;
if (cloneable != null)
{
_value = cloneable.Clone();
}
}
