using System.Collections.Concurrent;
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namespace HotelPms.Client.Blazor.Util
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{
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/// <summary>
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/// バッファー保存用メモリDB
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/// </summary>
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public class CacheStorage : IDisposable
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{
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public enum Key : int
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{
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/// <summary>
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/// マスタ設定画面などViewModel伝送用
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/// </summary>
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ViewModel = 0,
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RoomTypeName,
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RoomName,
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}
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private static CacheStorage m_Instance;
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public static CacheStorage Instance
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{
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get
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{
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if (m_Instance == null) { m_Instance = new CacheStorage(); }
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return m_Instance;
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}
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}
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/// <summary>
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/// バッファー保存用メモリDB
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/// </summary>
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public ConcurrentDictionary<string, object> Data { get; set; } = new ConcurrentDictionary<string, object>();
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public void Dispose()
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{
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Data.Clear();
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}
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public object Get(Key key)
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{
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return Get(key.ToString());
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}
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public object Get(string key)
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{
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try
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{
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Data.TryGetValue(key, out object value);
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return value;
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}
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catch
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{
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return null;
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}
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}
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public void Set(Key key, object value)
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{
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Set(key.ToString(), value);
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}
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public void Set(string key, object value)
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{
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Data[key] = value;
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}
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/// <summary>
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/// マスタデータ
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/// </summary>
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/// <param name="id"></param>
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/// <param name="value"></param>
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public void SetMasterName(Key key, int id, string value)
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{
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ConcurrentDictionary<int, string> dict = Get(key) as ConcurrentDictionary<int, string>;
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if (dict == null)
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{
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dict = new ConcurrentDictionary<int, string>();
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Set(key, dict);
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}
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dict[id] = value;
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}
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/// <summary>
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/// 存在しなかったら、nullで返す
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/// </summary>
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/// <param name="key"></param>
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/// <param name="id"></param>
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/// <returns></returns>
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public string GetMasterName(Key key, int id)
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{
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ConcurrentDictionary<int, string> dict = Get(key) as ConcurrentDictionary<int, string>;
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if (dict == null) { return string.Empty; }
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if (!dict.ContainsKey(id)) { return string.Empty; }
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return dict[id];
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}
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}
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}
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