using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace IntelligentControlForsx.Code
{
    public class UpdMemory<T>
    {
        private readonly static ConcurrentDictionary<string, T> _dic=new ConcurrentDictionary<string, T>();

        #region IDictionary<string,ResultType> 成员

        public void Add(string key, T value)
        {
            _dic.TryAdd(key, value);
        }

        public bool ContainsKey(string key)
        {
            return _dic.ContainsKey(key);
        }
        public void AddorUpdate(string key, T value)
        {
            if (ContainsKey(key))
            {
                this[key] = value;
            }
            else
            {
                _dic.TryAdd(key, value);
            }
        }
        public ICollection<string> Keys
        {
            get { return _dic.Keys; }
        }

        public bool Remove(string key)
        {
            T val;
            return _dic.TryRemove(key, out val);
        }

        public bool TryGetValue(string key, out T value)
        {
            return _dic.TryGetValue(key, out value);
        }

        public ICollection<T> Values
        {
            get { return _dic.Values; }
        }

        public T this[string key]
        {
            get
            {
                return _dic[key];
            }
            set
            {
                _dic[key] = value;
            }
        }

        #endregion
    }
}