{"id":2783,"date":"2012-01-07T12:51:43","date_gmt":"2012-01-07T03:51:43","guid":{"rendered":"http:\/\/www.moonmile.net\/blog\/archives\/2783"},"modified":"2012-01-07T13:19:00","modified_gmt":"2012-01-07T04:19:00","slug":"%e3%82%ad%e3%83%a3%e3%83%83%e3%82%b7%e3%83%a5%e3%82%92%e4%bd%9c%e3%81%a3%e3%81%a6datatable%e3%81%ae%e3%82%a2%e3%82%af%e3%82%bb%e3%82%b9%e3%82%92%e9%ab%98%e9%80%9f%e3%81%ab%e3%81%99%e3%82%8b2","status":"publish","type":"post","link":"http:\/\/www.moonmile.net\/blog\/archives\/2783","title":{"rendered":"\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f5c\u3063\u3066DataTable\u306e\u30a2\u30af\u30bb\u30b9\u3092\u9ad8\u901f\u306b\u3059\u308b(2)"},"content":{"rendered":"<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u4f8b | Moonmile Solutions Blog<br \/>\n<a href=\"http:\/\/www.moonmile.net\/blog\/archives\/2423\">http:\/\/www.moonmile.net\/blog\/archives\/2423<\/a><br \/>\n\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f5c\u3063\u3066DataTable\u306e\u30a2\u30af\u30bb\u30b9\u3092\u9ad8\u901f\u306b\u3059\u308b | Moonmile Solutions Blog<br \/>\n<a href=\"http:\/\/www.moonmile.net\/blog\/archives\/2780\">http:\/\/www.moonmile.net\/blog\/archives\/2780<\/a><\/p>\n<p>\u306e\u7d9a\u304d\u3067\u3001\u8907\u6570\u30ad\u30fc\u5bfe\u5fdc\u306eDictonary\u3092\u4f5c\u6210\u3057\u3066\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6709\u52b9\u306b\u4f7f\u3046\u4f8b\u3092\u3070\u3002<br \/>\n\u3064\u307e\u308a\u306f\u3001\u300cDictonary\u300d\u306e\u3088\u3046\u306a\u5f62\u3067\u30012\u3064\u306e int\u578b\u306e\u30ad\u30fc\u3092\u6301\u3063\u3066\u3044\u3066\u3001\u305d\u308c\u304b\u3089 ProductRow \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff08Product\u30c6\u30fc\u30d6\u30eb\u306e\u5217\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\uff09\u3092\u53d6\u3063\u3066\u304f\u308b\u3002<\/p>\n<p>\u25a0\u5229\u7528\u65b9\u6cd5<\/p>\n<p>\u307e\u305a\u306f\u3001\u4f7f\u3044\u65b9\u3092\u3002<\/p>\n<p>[code lang=&#8221;csharp&#8221;]<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ Product \u306e\u30ad\u30e3\u30c3\u30b7\u30e5<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\nprivate ProductCache pcache = null;<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ \u8907\u6570\u30ad\u30fc\u306e\u30ad\u30e3\u30c3\u30b7\u30e5\u5b9f\u884c<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\n\/\/\/ &lt;param name=&quot;sender&quot;&gt;&lt;\/param&gt;<br \/>\n\/\/\/ &lt;param name=&quot;e&quot;&gt;&lt;\/param&gt;<br \/>\nprivate void button2_Click(object sender, EventArgs e)<br \/>\n{<br \/>\n\tif (cache == null)<br \/>\n\t{<br \/>\n\t\tSqlConnection cn = new SqlConnection(CNSTR);<br \/>\n\t\tSqlDataAdapter da = new SqlDataAdapter(&quot;SELECT * FROM PRODUCT&quot;, cn);<br \/>\n\t\tDataTable dt = new DataTable();<br \/>\n\t\tda.Fill(dt);<\/p>\n<p>\t\t\/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u306b\u8a2d\u5b9a<br \/>\n\t\tProduct product = new Product();<br \/>\n\t\tDataBind.Conv(dt, product);<br \/>\n\t\tthis.pcache.Fill(product.Rows);<br \/>\n\t}<br \/>\n\tint id = int.Parse(textBox1.Text);<br \/>\n\tint subid = int.Parse(textBox2.Text);<br \/>\n\t\/\/ 2\u3064\u306e\u30ad\u30fc\u3067\u691c\u7d22<br \/>\n\tProductRow row = this.pcache[id, subid];<br \/>\n\ttextBox2.Text = row.name;<\/p>\n<p>}<br \/>\n[\/code]<\/p>\n<p>\u521d\u56de\u3060\u3051\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3057\u3066\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<br \/>\nDataRow \u304b\u3089\u72ec\u81ea\u306e Product \u30c6\u30fc\u30d6\u30eb\u30af\u30e9\u30b9\u306b\u30b3\u30d4\u30fc\u3057\u305f\u5f8c\u306b\u3001\u30ad\u30e3\u30c3\u30b7\u30e5 pcache \u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002<br \/>\n\u30ad\u30e3\u30c3\u30b7\u30e5\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306f\u3001pcache[ id, subid ] \u306e\u3088\u3046\u306b\u914d\u5217\u3067\u30a2\u30af\u30bb\u30b9\u3067\u304d\u3066\u3001\u623b\u308a\u5024\u306f ProductRow \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3044\u3046\u5177\u5408\u3002DataRow \u3088\u308a\u3082\u578b\u4ed8\u306e ProductRow \u306e\u307b\u3046\u304c\u3001row.id \u3068\u304b row.name \u3068\u304b\u306e\u30d7\u30ed\u30d1\u30c6\u30a3\u30a2\u30af\u30bb\u30b9\u304c\u3067\u304d\u308b\u306e\u3067\u3001\u30b3\u30fc\u30c9\u306e\u54c1\u8cea\u306f\u3042\u304c\u308b\u306f\u305a\u3067\u3059\u3002\u30a4\u30f3\u30c6\u30ea\u30bb\u30f3\u30b9\u304c\u4f7f\u3048\u3048\u308b\u3057\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u5217\u540d\u304c\u9593\u9055\u3063\u3066\u3044\u308b\u3068\u30a8\u30e9\u30fc\u306b\u306a\u308b\u3057\u3002<\/p>\n<p>\u25a0\u5185\u90e8\u5b9f\u88c5<\/p>\n<p>\u30ad\u30e3\u30c3\u30b7\u30e5\u30af\u30e9\u30b9\u306f\u3053\u3093\u306a\u611f\u3058\u3002<\/p>\n<p>[code lang=&#8221;csharp&#8221;]<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ \u8907\u6570\u30ad\u30fc\u306b\u5bfe\u5fdc\u3057\u305fDictonary<br \/>\n\/\/\/ \u30ad\u30fc\u304c2\u3064\u306e\u5834\u5408<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\n\/\/\/ &lt;typeparam name=&quot;K1&quot;&gt;&lt;\/typeparam&gt;<br \/>\n\/\/\/ &lt;typeparam name=&quot;K2&quot;&gt;&lt;\/typeparam&gt;<br \/>\n\/\/\/ &lt;typeparam name=&quot;V&quot;&gt;&lt;\/typeparam&gt;<br \/>\npublic abstract class Dictonary&lt;K1, K2, V&gt; : Dictionary&lt;string, V&gt; where V : new()<br \/>\n{<br \/>\n\tpublic V Empty { get; set; }<\/p>\n<p>\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\tpublic Dictonary()<br \/>\n\t{<br \/>\n\t\tthis.Empty = new V();<br \/>\n\t}<\/p>\n<p>\t\/\/ protected override<br \/>\n\tprotected void Add(string key) { }<br \/>\n\tprotected new  V this[string key] { get { return Empty; } set { } }<br \/>\n\tprotected new bool ContainsKey(string key) { return false; }<\/p>\n<p>\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u30ad\u30fc\u3068\u5024\u3092\u8ffd\u52a0<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key1&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key2&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;value&quot;&gt;&lt;\/param&gt;<br \/>\n\tpublic void Add(K1 key1, K2 key2, V value)<br \/>\n\t{<br \/>\n\t\tthis.Add(MakeKey(key1, key2), value);<br \/>\n\t}<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u30ad\u30fc\u3092\u4f5c\u6210<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key1&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key2&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic string MakeKey(K1 key1, K2 key2)<br \/>\n\t{<br \/>\n\t\treturn key1.ToString() + &quot;_&quot; + key2.ToString();<br \/>\n\t}<br \/>\n\tpublic abstract string MakeKey(V value);<\/p>\n<p>\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ []\u6f14\u7b97\u5b50\u3067\u30a2\u30af\u30bb\u30b9<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key1&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key2&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic V this[K1 key1, K2 key2]<br \/>\n\t{<br \/>\n\t\tget<br \/>\n\t\t{<br \/>\n\t\t\tstring key = MakeKey(key1, key2);<br \/>\n\t\t\treturn this.ContainsKey(key) ? this[key] : Empty;<br \/>\n\t\t}<br \/>\n\t\tset<br \/>\n\t\t{<br \/>\n\t\t\tstring key = MakeKey(key1, key2);<br \/>\n\t\t\tif (this.ContainsKey(key))<br \/>\n\t\t\t{<br \/>\n\t\t\t\tthis[key] = value;<br \/>\n\t\t\t}<br \/>\n\t\t\telse<br \/>\n\t\t\t{<br \/>\n\t\t\t\tthis.Add(key, value);<br \/>\n\t\t\t}<br \/>\n\t\t}<br \/>\n\t}<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u6307\u5b9a\u3057\u305f\u30ad\u30fc\u3092\u542b\u3080\u304b<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key1&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;key2&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic bool ContainsKey(K1 key1, K2 key2)<br \/>\n\t{<br \/>\n\t\tstring key = MakeKey(key1, key2);<br \/>\n\t\treturn base.ContainsKey(key);<br \/>\n\t}<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u30c7\u30fc\u30bf\u3092\u8a2d\u5b9a<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;table&quot;&gt;&lt;\/param&gt;<br \/>\n\tpublic void Fill(IList&lt;V&gt; items)<br \/>\n\t{<br \/>\n\t\tforeach (V it in items)<br \/>\n\t\t{<br \/>\n\t\t\tthis[MakeKey(it)] = it;<br \/>\n\t\t}<br \/>\n\t}<br \/>\n}<br \/>\n[\/code]<\/p>\n<p>\u62bd\u8c61\u30af\u30e9\u30b9\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u306f\u3001DataRow \u306b\u3042\u305f\u308b V \u304b\u3089\u4e3b\u30ad\u30fc\u306f\u76f4\u63a5\u53d6\u308a\u51fa\u305b\u306a\u3044\u306e\u3067\u3001\u4e00\u5ea6\u7d99\u627f\u3059\u308b\u3068\u3044\u3046\u65b9\u5f0f\u3067\u3059\u3002\u30c7\u30fc\u30bf\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u300c\u4e3b\u30ad\u30fc\u306e\u5c5e\u6027\u300d\u307f\u305f\u3044\u306a\u306e\u3092\u3064\u3051\u308c\u3070\u3001\u3053\u3053\u306f\u89e3\u6c7a\u3059\u308b\u304b\u3082\u3002<\/p>\n<p>\u3082\u3046\u3072\u3068\u3064\u306f\u3001DataRow \u304b\u3089\u578b\u4ed8\u306eDataRow\u30af\u30e9\u30b9\u306b\u30b3\u30f3\u30d0\u30fc\u30c8\u3059\u308b\u305f\u3081\u306e\u30af\u30e9\u30b9\u304c\u5fc5\u8981\u3068\u601d\u3044\u307e\u3059\u3002\u6bce\u56de\u30b3\u30f3\u30d0\u30fc\u30c8\u3060\u3051\u30b3\u30fc\u30c9\u3092\u66f8\u304f\u306e\u306f\u9762\u5012\u306a\u306e\u3067\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3068\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u81ea\u52d5\u5316\u3057\u307e\u3059\u3002<\/p>\n<p>[code lang=&#8221;csharp&#8221;]<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ \u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u7c21\u5358\u306b\u3059\u308b\u305f\u3081\u306e\u6e96\u5099<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\npublic interface IDataTable<br \/>\n{<br \/>\n\tType GetRowType();<br \/>\n\tobject CreateRow();<br \/>\n}<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ \u578b\u4ed8DataTable\u7528\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\n\/\/\/ &lt;typeparam name=&quot;DRType&quot;&gt;&lt;\/typeparam&gt;<br \/>\npublic class DTTemplate&lt;DRType&gt; : IDataTable, IListSource<br \/>\n{<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ DataRow \u306e\u578b\u3092\u8fd4\u3059<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic Type GetRowType()<br \/>\n\t{<br \/>\n\t\treturn typeof(DRType);<br \/>\n\t}<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ DataRow \u306e\u30ea\u30b9\u30c8<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\tprotected List&lt;DRType&gt; _rows = new List&lt;DRType&gt;();<br \/>\n\tpublic List&lt;DRType&gt; Rows<br \/>\n\t{<br \/>\n\t\tget { return _rows; }<br \/>\n\t}<\/p>\n<p>\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u65b0\u3057\u3044 DataRow \u3092\u4f5c\u6210<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic DRType NewRow()<br \/>\n\t{<br \/>\n\t\treturn (DRType)Activator.CreateInstance(typeof(DRType));<br \/>\n\t}<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u65b0\u3057\u3044 DataRow \u3092\u4f5c\u6210(object\u578b)<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic object CreateRow()<br \/>\n\t{<br \/>\n\t\treturn NewRow();<br \/>\n\t}<\/p>\n<p>\t\/\/ \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5b9f\u88c5<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ \u5185\u90e8\u30ea\u30b9\u30c8\u304b\u3089 IList \u3092\u4f7f\u3046<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\tpublic bool ContainsListCollection<br \/>\n\t{<br \/>\n\t\tget { return true; }<br \/>\n\t}<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ IList\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u8fd4\u3059<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic System.Collections.IList GetList()<br \/>\n\t{<br \/>\n\t\treturn this.Rows;<br \/>\n\t}<br \/>\n}<\/p>\n<p>\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ \u5f62\u7121\u3057DataSet\u3092\u578b\u4ed8DataSet\u306b\u30b3\u30f3\u30d0\u30fc\u30c8\u3059\u308b\u30af\u30e9\u30b9<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\npublic class DataBind<br \/>\n{<br \/>\n\tpublic static void Conv(DataTable src, IDataTable dest)<br \/>\n\t{<br \/>\n\t\tType rowType = dest.GetRowType();<br \/>\n\t\tSystem.Collections.IList rows = ((IListSource)dest).GetList();<br \/>\n\t\tforeach (DataRow row in src.Rows)<br \/>\n\t\t{<br \/>\n\t\t\tobject item = dest.CreateRow();<br \/>\n\t\t\t\/\/ \u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u3092\u4f7f\u3063\u3066\u3001\u5217\u3054\u3068\u306b\u30b3\u30d4\u30fc\u3059\u308b<br \/>\n\t\t\tforeach (DataColumn column in src.Columns)<br \/>\n\t\t\t{<br \/>\n\t\t\t\t\/\/ \u3053\u306e\u90e8\u5206\u306f\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3068\u9ad8\u901f\u5316\u3059\u308b<br \/>\n\t\t\t\tstring key = column.ColumnName;<br \/>\n\t\t\t\tPropertyInfo pi = rowType.GetProperty(key);<br \/>\n\t\t\t\tif (pi != null)<br \/>\n\t\t\t\t{<br \/>\n\t\t\t\t\t\/\/ object\u578b -&gt; \u5143\u306e\u578b\u306e\u30ad\u30e3\u30b9\u30c8\u3067\u30a8\u30e9\u30fc\u306b\u306a\u308b\u305f\u3081\u3001<br \/>\n\t\t\t\t\t\/\/ \u4e00\u5ea6\u5143\u306e\u578b\u306b ChangeType \u3057\u3066\u304b\u3089\u4ee3\u5165\u3059\u308b\u3002<br \/>\n\t\t\t\t\tpi.SetValue(item,<br \/>\n\t\t\t\t\t\tConvert.ChangeType(row[key], pi.PropertyType),<br \/>\n\t\t\t\t\t\tnull);<br \/>\n\t\t\t\t}<br \/>\n\t\t\t}<br \/>\n\t\t\trows.Add(item);<br \/>\n\t\t}<br \/>\n\t}<br \/>\n}<br \/>\n[\/code]<\/p>\n<p>\u3053\u308c\u3092\u4f5c\u6210\u3057\u3066\u304a\u3044\u3066\u3001\u81ea\u524d\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u30af\u30e9\u30b9\u3084\u30ad\u30e3\u30c3\u30b7\u30e5\u30af\u30e9\u30b9\u3092\u4f5c\u6210\u3002<\/p>\n<p>[code lang=&#8221;csharp&#8221;]<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ \u8907\u6570\u30ad\u30fc\u3092\u6301\u3064 Product \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\npublic class ProductRow<br \/>\n{<br \/>\n\tpublic int id { get; set; }\t\t\/\/ PK<br \/>\n\tpublic int subid { get; set; }\t\/\/ PK<br \/>\n\tpublic string name { get; set; }<br \/>\n\tpublic int parent_id { get; set; }<br \/>\n\tpublic string desc { get; set; }<br \/>\n\tpublic DateTime updatedate { get; set; }<br \/>\n}<br \/>\n\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ \u578b\u4ed8DataTable<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\npublic class Product : DTTemplate&lt;ProductRow&gt; { }<\/p>\n<p>\/\/\/ &lt;summary&gt;<br \/>\n\/\/\/ Product \u30ad\u30e3\u30c3\u30b7\u30e5\u30af\u30e9\u30b9\u3092\u4f5c\u6210<br \/>\n\/\/\/ &lt;\/summary&gt;<br \/>\npublic class ProductCache : Dictonary&lt;int, int, ProductRow&gt;<br \/>\n{<br \/>\n\t\/\/\/ &lt;summary&gt;<br \/>\n\t\/\/\/ ProductRow \u304b\u3089\u30ad\u30fc\u6587\u5b57\u5217\u3092\u53d6\u5f97<br \/>\n\t\/\/\/ &lt;\/summary&gt;<br \/>\n\t\/\/\/ &lt;param name=&quot;value&quot;&gt;&lt;\/param&gt;<br \/>\n\t\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<br \/>\n\tpublic override string MakeKey(ProductRow value)<br \/>\n\t{<br \/>\n\t\treturn MakeKey(value.id, value.subid);<br \/>\n\t}<br \/>\n}<br \/>\n[\/code]<\/p>\n<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u307e\u307e\u4f7f\u3063\u3066\u3082\u3044\u3044\u3051\u3069\u3001\u3082\u3046\u4e00\u5ea6\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u306e\u540d\u524d\u3092\u4ed8\u3051\u76f4\u3059\u3068\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\u304c\u697d\u3067\u3059\u3002\u30c6\u30fc\u30d6\u30eb\u540d\u3068\u63c3\u3048\u3066\u304a\u304f\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u4ed5\u69d8\u66f8\u3068\u306e\u30de\u30c3\u30c1\u30f3\u30b0\u304c\u697d\u3068\u304b\u3002<\/p>\n<p>\u3061\u306a\u307f\u306b\u3001\u30ad\u30fc\u304c3\u3064\u3042\u308b\u5834\u5408\u306f\u3001\u5148\u306e Dictonary \u306e\u30b3\u30fc\u30c9\u3092\u30b3\u30d4\u30fc\u3057\u3066\u3001<\/p>\n<p>[code lang=&#8221;csharp&#8221;]<br \/>\npublic abstract class Dictonary&lt;K1, K2, K3, V&gt; : Dictionary&lt;string, V&gt; where V : new()<br \/>\n[\/code]<\/p>\n<p>\u306e\u3088\u3046\u306b\u500d\u5897\u3055\u305b\u3066\u304a\u304d\u307e\u3059\u3002\u3042\u3089\u304b\u3058\u3081\u30016\u500b\u3050\u3089\u3044\u4f5c\u3063\u3066\u304a\u3051\u3070\u5927\u62b5\u306e\u30c6\u30fc\u30d6\u30eb\u306f\u5927\u4e08\u592b\u304b\u3068\u3002\u30c7\u30ea\u30b2\u30fc\u30c8\u306e &lt;Action&gt; \u3068\u540c\u3058\u4ed5\u7d44\u307f\u3067\u3059\u306d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u4f8b | Moonmile Solutions Blog http:\/\/www.moonmile.net\/blog\/archives\/2423 \u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u4f5c\u3063\u3066DataTa &hellip; <a href=\"http:\/\/www.moonmile.net\/blog\/archives\/2783\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":false},"categories":[23],"tags":[],"class_list":["post-2783","post","type-post","status-publish","format-standard","hentry","category-csharp"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2783","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/comments?post=2783"}],"version-history":[{"count":3,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2783\/revisions"}],"predecessor-version":[{"id":2785,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/2783\/revisions\/2785"}],"wp:attachment":[{"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=2783"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=2783"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=2783"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}