public static void ChangeObject(this IAlterProcessor proc, IAbstractObjectStructure obj, IAbstractObjectStructure newObj)
{
var tbl = obj as ITableStructure;
if (tbl != null)
{
throw new AlterNotPossibleError();
}
var col = obj as IColumnStructure;
if (col != null)
{
proc.ChangeColumn(col, (IColumnStructure)newObj);
return;
}
var cnt = obj as IConstraint;
if (cnt != null)
{
proc.ChangeConstraint(cnt, (IConstraint)newObj);
return;
}
var spe = obj as ISpecificObjectStructure;
if (spe != null)
{
proc.ChangeSpecificObject(spe, (ISpecificObjectStructure)newObj);
return;
}
var sch = obj as ISchemaStructure;
if (sch != null)
{
proc.ChangeSchema(sch, (ISchemaStructure)newObj);
return;
}
var dom = obj as IDomainStructure;
if (dom != null)
{
proc.ChangeDomain(dom, (IDomainStructure)newObj);
return;
}
}
public static void ChangeObject(this IAlterProcessor proc, DatabaseObjectInfo obj, DatabaseObjectInfo newObj)
{
var tbl = obj as TableInfo;
if (tbl != null)
{
throw new AlterNotPossibleError();
}
var col = obj as ColumnInfo;
if (col != null)
{
proc.ChangeColumn(col, (ColumnInfo)newObj);
return;
}
//var cnt = obj as ConstraintInfo;
//if (cnt != null)
//{
// proc.ChangeConstraint(cnt, (IConstraint) newObj);
// return;
//}
//var spe = obj as ISpecificObjectStructure;
//if (spe != null)
//{
// proc.ChangeSpecificObject(spe, (ISpecificObjectStructure) newObj);
// return;
//}
//var sch = obj as ISchemaStructure;
//if (sch != null)
//{
// proc.ChangeSchema(sch, (ISchemaStructure) newObj);
// return;
//}
//var dom = obj as IDomainStructure;
//if (dom != null)
//{
// proc.ChangeDomain(dom, (IDomainStructure) newObj);
// return;
//}
}
public static void ChangeColumn(this IAlterProcessor proc, ColumnInfo oldcol, ColumnInfo newcol)
{
proc.ChangeColumn(oldcol, newcol, null);
}
public override void Run(IAlterProcessor proc, DbDiffOptions opts)
{
proc.ChangeColumn((ColumnInfo)OldObject, (ColumnInfo)GetPossibleTableObject(NewObject), AdditionalConstraints);
}
public static void ChangeColumn(this IAlterProcessor proc, IColumnStructure oldcol, IColumnStructure newcol)
{
proc.ChangeColumn(oldcol, newcol, null);
}
public override void Run(IAlterProcessor proc, DbDiffOptions opts)
{
proc.ChangeColumn((ColumnInfo)OldObject, (ColumnInfo)GetPossibleTableObject(NewObject), AdditionalConstraints);
}