ClearCounter.cs

using System.Threading.Tasks;
using System.Xml;
using Waher.Networking.HTTP.Interfaces;
using Waher.Persistence;
using Waher.Runtime.Counters;
 
namespace Waher.Security.WAF.Model.Actions
{
    public class ClearCounter : WafActionWithName
    {
        public ClearCounter()
            : base()
        {
        }
 
        public ClearCounter(XmlElement Xml, WafAction Parent, WebApplicationFirewall Document)
            : base(Xml, Parent, Document)
        {
        }
 
        public override string LocalName => nameof(ClearCounter);
 
        public override WafAction Create(XmlElement Xml, WafAction Parent, WebApplicationFirewall Document) => new ClearCounter(Xml, Parent, Document);
 
        public override async Task<WafResult?> Review(ProcessingState State)
        {
            CaseInsensitiveString Name = await this.name.EvaluateAsync(State.Variables, string.Empty);
 
            long Count = await RuntimeCounters.GetCount(Name);
            await RuntimeCounters.DecrementCounter(Name, Count);
 
            return null;
        }
    }
}