init lserp cs 5.0

2026-07-10 15:25:05 +08:00
commit 90f3fda86a
3799 changed files with 976868 additions and 0 deletions
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+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Web;
+using System.Web.Caching;
+
+namespace Zhaizj.Framework.Caching {
+
+    /// <summary>
+    /// .net 自带的 InMemory 缓存
+    /// </summary>
+    public class SysCache {
+
+        /// <summary>
+        /// 从缓存中获取值
+        /// </summary>
+        /// <param name="key"></param>
+        /// <returns></returns>
+        public static Object Get( String key ) {
+            return HttpRuntime.Cache[key];
+        }
+
+        /// <summary>
+        /// 将对象放入缓存，如果缓存中已有此项，则替换。a)永不过期，b)优先级为 Normal，c)没有缓存依赖项
+        /// </summary>
+        /// <param name="key"></param>
+        /// <param name="val"></param>
+        public static void Put( String key, Object val ) {
+            HttpRuntime.Cache[key] = val;
+        }
+
+        /// <summary>
+        /// 将对象放入缓存，在参数 seconds 指定的秒数之后过期
+        /// </summary>
+        /// <param name="key"></param>
+        /// <param name="val"></param>
+        /// <param name="seconds"></param>
+        public static void Put( String key, Object val, int seconds ) {
+            HttpRuntime.Cache.Insert( key, val, null, DateTime.UtcNow.AddSeconds( (double)seconds ), Cache.NoSlidingExpiration );
+        }
+
+        /// <summary>
+        /// 将对象放入缓存，在最后一次访问之后的 seconds 秒数之后过期（弹性过期）
+        /// </summary>
+        /// <param name="key"></param>
+        /// <param name="val"></param>
+        /// <param name="seconds"></param>
+        public static void PutSliding( String key, Object val, int seconds ) {
+            HttpRuntime.Cache.Insert( key, val, null, Cache.NoAbsoluteExpiration, new TimeSpan( 0, 0, seconds ) );
+        }
+
+        /// <summary>
+        /// 从缓存中移除某项
+        /// </summary>
+        /// <param name="key"></param>
+        public static void Remove( String key ) {
+            if (strUtil.HasText( key )) {
+                HttpRuntime.Cache.Remove( key );
+            }
+        }
+
+
+    }
+}