From 81b106a1bfc225abcee1c9b5cfad64489e8cb24b Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Sat, 10 Dec 2022 15:07:12 +0800
Subject: Develop secret api. v23

---
 .../CrupestApi.Commons/Crud/TableInfo.cs           | 24 +++++++++++++---------
 1 file changed, 14 insertions(+), 10 deletions(-)

(limited to 'docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/TableInfo.cs')

diff --git a/docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/TableInfo.cs b/docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/TableInfo.cs
index 9977465..28dc1ad 100644
--- a/docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/TableInfo.cs
+++ b/docker/crupest-api/CrupestApi/CrupestApi.Commons/Crud/TableInfo.cs
@@ -35,7 +35,7 @@ public class TableInfo
 
         foreach (var property in properties)
         {
-            if (PropertyIsColumn(property))
+            if (CheckPropertyIsColumn(property))
             {
                 var columnInfo = new ColumnInfo(this, property, _columnTypeProvider);
                 columnInfos.Add(columnInfo);
@@ -89,7 +89,7 @@ public class TableInfo
     public IReadOnlyList<PropertyInfo> NonColumnProperties { get; }
     public IReadOnlyList<string> ColumnNameList => _lazyColumnNameList.Value;
 
-    protected bool PropertyIsColumn(PropertyInfo property)
+    protected bool CheckPropertyIsColumn(PropertyInfo property)
     {
         var columnAttribute = property.GetCustomAttribute<ColumnAttribute>();
         if (columnAttribute is null) return false;
@@ -469,17 +469,21 @@ public class TableInfoFactory : ITableInfoFactory
         _columnTypeProvider = columnTypeProvider;
     }
 
+    // This is thread-safe.
     public TableInfo Get(Type type)
     {
-        if (_cache.TryGetValue(type, out var tableInfo))
+        lock (_cache)
         {
-            return tableInfo;
-        }
-        else
-        {
-            tableInfo = new TableInfo(type, _columnTypeProvider);
-            _cache.Add(type, tableInfo);
-            return tableInfo;
+            if (_cache.TryGetValue(type, out var tableInfo))
+            {
+                return tableInfo;
+            }
+            else
+            {
+                tableInfo = new TableInfo(type, _columnTypeProvider);
+                _cache.Add(type, tableInfo);
+                return tableInfo;
+            }
         }
     }
 }
-- 
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