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FLocal/Patcher/Data/Command/RemoveViewCommand.cs

44 lines
1.0 KiB

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Xml.Linq;
using Patcher.DB;
namespace Patcher.Data.Command
{
class RemoveViewCommand : AbstractViewCommand
{
private RemoveViewCommand(int num, XElement inner) : base(num, inner)
{
}
public static RemoveViewCommand CreateSpecific(int num, XElement inner)
{
return new RemoveViewCommand(num, inner);
}
public override IEnumerable<XElement> Apply(Transaction transaction, bool forceIntegrity)
{
if(!forceIntegrity)
{
throw new NotImplementedException("Safe stored procedure creation is not implemented yet");
}
string body = transaction.GetViewBody(this.viewName);
transaction.RemoveView(this.viewName);
return new XElement[] {
new XElement("body", body),
};
}
public override void Rollback(Transaction transaction, XElement commandRollbackInfo)
{
transaction.CreateView(this.viewName, commandRollbackInfo.Element("body").Value);
}
}
}