public virtual StringBuilder BuildJoinClause(View view)
{
view.ThrowIfNullArgument(nameof(view));
_str = new StringBuilder();
Visit(view);
_str.UnBracketing(StringPair.Parenthesis);
return _str;
}
public MSSqlSchema()
{
_person = new View<Person>();
_contactInfo = new View<ContactInfo>();
_course = new View<Course>();
_coursePerson = new View<CoursePerson>();
_employee = new View<Employee>();
_week = new View<Week>();
_lifecycle = new View<Lifecycle>();
}
private void Visit(View view)
{
switch (view.ViewType)
{
case ViewType.Join:
Visit((JoinView)view);
break;
case ViewType.Single:
Visit((SingleEntityView)view);
break;
}
}
private void Visit(View view)
{
view.ViewType.ThrowIfEnumOutOfRange();
switch (view.ViewType)
{
case ViewType.Single:
Visit(view as SingleEntityView);
return;
case ViewType.Join:
Visit(view as JoinView);
return;
}
}
protected JoinView(View left, JoinType joinType, View right, Expression joinKey)
{
left.ThrowIfNullArgument(nameof(left));
right.ThrowIfNullArgument(nameof(right));
joinType.ThrowIfEnumOutOfRange();
joinKey.ThrowIfNullArgument(nameof(joinKey));
_left = left;
_right = right;
_joinType = joinType;
_joinKey = joinKey;
this._viewType = ViewType.Join;
}
private void VisitViewAlias(View view)
{
view.ViewType.ThrowIfEnumOutOfRange();
switch (view.ViewType)
{
case ViewType.Single:
VisitViewAlias(view as SingleEntityView);
break;
case ViewType.Join:
VisitViewAlias(view as JoinView);
break;
}
}
public IReadOnlyList<SingleEntityView> VisitAlias(View view)
{
_list = new List<SingleEntityView>();
VisitViewAlias(view);
return _list;
}
public virtual StringBuilder BuildSelectColumns(View view)
{
Visit(view);
return _str.RemoveEnd(_tr.ColumnDelimiter);
}
public Query(View view, Criteria criteria)
{
_view = view;
//Note:criteria can be null, view.OrderBy(..) or view.AsQuery()
_criteria = criteria;
}
