/// <summary>
/// Clona el objeto ColumnConstraints en una nueva instancia.
/// </summary>
public ConstraintColumns Clone()
{
ConstraintColumns columns = new ConstraintColumns(this.Parent);
for (int index = 0; index < this.Count; index++)
{
columns.Add(this[index].Clone());
}
return(columns);
}
/// <summary>
/// Compara dos campos y devuelve true si son iguales, caso contrario, devuelve false.
/// </summary>
public static Boolean Compare(ConstraintColumns origin, ConstraintColumns destination)
{
if (destination == null)
{
throw new ArgumentNullException("destination");
}
if (origin == null)
{
throw new ArgumentNullException("origin");
}
if (origin.Count != destination.Count)
{
return(false);
}
for (int j = 0; j < origin.Count; j++)
{
ConstraintColumn item = destination[origin[j].FullName];
if (item == null)
{
return(false);
}
else
if (!ConstraintColumn.Compare(origin[j], item))
{
return(false);
}
}
for (int j = 0; j < destination.Count; j++)
{
ConstraintColumn item = origin[destination[j].FullName];
if (item == null)
{
return(false);
}
else
if (!ConstraintColumn.Compare(destination[j], item))
{
return(false);
}
}
return(true);
}
/// <summary>
/// Compara dos campos y devuelve true si son iguales, caso contrario, devuelve false.
/// </summary>
public static Boolean Compare(Constraint origin, Constraint destination)
{
if (destination == null)
{
throw new ArgumentNullException("destination");
}
if (origin == null)
{
throw new ArgumentNullException("origin");
}
if (origin.NotForReplication != destination.NotForReplication)
{
return(false);
}
if ((origin.RelationalTableFullName == null) && (destination.RelationalTableFullName != null))
{
return(false);
}
if (origin.RelationalTableFullName != null)
{
if (!origin.RelationalTableFullName.Equals(destination.RelationalTableFullName, StringComparison.CurrentCultureIgnoreCase))
{
return(false);
}
}
if ((origin.Definition == null) && (destination.Definition != null))
{
return(false);
}
if (origin.Definition != null)
{
if ((!origin.Definition.Equals(destination.Definition)) && (!origin.Definition.Equals("(" + destination.Definition + ")")))
{
return(false);
}
}
/*Solo si la constraint esta habilitada, se chequea el is_trusted*/
if (!destination.IsDisabled)
{
if (origin.WithNoCheck != destination.WithNoCheck)
{
return(false);
}
}
if (origin.OnUpdateCascade != destination.OnUpdateCascade)
{
return(false);
}
if (origin.OnDeleteCascade != destination.OnDeleteCascade)
{
return(false);
}
if (!ConstraintColumns.Compare(origin.Columns, destination.Columns))
{
return(false);
}
if ((origin.Index != null) && (destination.Index != null))
{
return(Index.Compare(origin.Index, destination.Index));
}
return(true);
}