protected internal override void WriteTo(StringBuilder template, QueryStatement parent)
{
template.Append(this.Keyword);
template.Append(Space);
template.Append("FROM");
template.Append(Space);
template.Append(this.Table.GetName());
}
protected internal override void WriteTo(StringBuilder template, QueryStatement parent)
{
var aliases = !(parent is UpdateStatement || parent is InsertStatement);
template.AppendLine();
template.Append(this.Keyword);
template.Append(Space);
template.Append(aliases ? this.GetFilterStringWithAlias() : this.GetFilterString());
}
protected internal override void WriteTo(StringBuilder template, QueryStatement parent)
{
template.Append(this.Keyword);
template.Append(Space);
template.Append(this.Table.Name);
template.AppendLine();
template.Append("SET");
template.Append(Space);
template.Append(this.GetColumnSetters());
}
protected internal override void WriteTo(StringBuilder template, QueryStatement parent)
{
template.Append(this.Keyword);
template.Append(Space);
template.Append("INTO");
template.Append(Space);
template.Append(this.Table.Name);
template.Append(Space);
template.Append(OpenParens);
template.Append(this.Selectables.Select(column => column.Name).Join());
template.Append(CloseParens);
template.AppendLine();
template.Append("VALUES");
template.Append(Space);
template.Append(OpenParens);
template.Append(this.Selectables.Select(EntityColumnExtensions.GetValue).Join());
template.Append(CloseParens);
}
protected internal abstract void WriteTo(StringBuilder template, QueryStatement parent);
public virtual bool CanBeginStatement(QueryStatement current)
{
return current == null;
}
private static string CreateExceptionMessage(QueryStatement current, QueryStatement statement)
{
return string.Format("Keyword {0} cannot follow a {1}.", statement.Keyword, current.Keyword);
}
public StatementException(QueryStatement current, QueryStatement statement)
: base(CreateExceptionMessage(current, statement))
{
}
public override bool CanBeginStatement(QueryStatement current)
{
return AllowedStatements.Contains(current.GetType());
}
protected internal override void WriteTo(StringBuilder template, QueryStatement parent)
{
throw new NotImplementedException();
}
public override bool CanBeginStatement(QueryStatement current)
{
return current is SelectStatement || current is WhereStatement;
}
