打印采用 MemoryCache 替代原有 Web 缓存，，提升兼容性与性能。报表数据与参数缓存方式由 Session 直接存储对象改为存储缓存键，实际数据存入 MemoryCache，避免 Session 大对象。

2025-12-31 16:31:30 +08:00
parent e5a6b65a13
commit 07539fbcca
14 changed files with 256 additions and 165 deletions
@@ -29,14 +29,35 @@ namespace FineUIPro.Web.common.ReportPrint
        {
            get
            {
-                return (List<DataTable>)Session["ReportDataTables"];
+                List<DataTable> dataTables = new List<DataTable>();
+                var cacheKeys = HttpContext.Current.Session["ReportDataCacheKeys"] as List<string>;
+                if (cacheKeys != null)
+                {
+                    foreach (var key in cacheKeys)
+                    {
+
+                        var dataTable = CacheHelper.Get<DataTable>(key);
+                        if (dataTable != null)
+                        {
+                            dataTables.Add(dataTable);
+                        }
+                    }
+
+                }
+                return dataTables;
            }
        }
        public Dictionary<string, string> ParameterValues
        {
            get
            {
-                return (Dictionary<string, string>)Session["ReportParameterValues"];
+                var cacheKey = Session["ReportParameterCacheKey"] as string;
+                if (!string.IsNullOrEmpty(cacheKey))
+                {
+                    return CacheHelper.Get<Dictionary<string, string>>(cacheKey);
+
+                }
+                return null;
            }
        }
        protected void Page_Load(object sender, EventArgs e)
@@ -58,7 +79,10 @@ namespace FineUIPro.Web.common.ReportPrint
                WebReport1.Report.Save(ReportPath);
            }
            WebReport1.ReportFile = ReportPath;
-            WebReport1.Prepare();
+            System.Threading.Tasks.Task.Run(() =>
+            {
+                WebReport1.Prepare();
+            }); 
           // WebReport1.ExportPdf();
        }
        private void demo()